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The information contained in this manual is proprietary to PACCAR. Reproduction, in whole or in part, by any means is strictly prohibited without prior written authorization from PACCAR Inc.
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SAFETY - Chapter 1 | SAFETY Using this Manual..........................6 Safety Alerts............................6 Illustrations............................7 General Safety Instructions........................7 Data Recorder.............................10 Environmental Protection Agency....................... 10 Repairs..............................11 Additional Sources of Information....................... 12 Cab Access............................12 How to Access the Upper Bunk......................14 Deckplate Access..........................19 How to open the hood.........................
SAFETY - Using this Manual Your vehicle may not have all the features available at the time of publication. or options mentioned in this manual. Peterbilt Motors Company reserves the Using this Manual Therefore, you should pay careful attention right to make changes at any time without to the instructions that pertain to just your notice.
SAFETY - Illustrations the probable consequence of not avoiding the hazard. Illustrations CAUTION Example: Some of the illustrations throughout this Continuing to operate your vehicle with manual are generic and will not look WARNING insufficient oil pressure will cause seri- exactly like the engine or parts used in ous engine damage.
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SAFETY - General Safety Instructions features, continued safe and reliable to relieve the pressure from the operation depends greatly upon regular cooling system. WARNING vehicle maintenance. Follow the maintenance recommendations found in WARNING Manually rotating the crankshaft re- the Preventive Maintenance section. This quires a trained technician and specialty will help preserve your investment.
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DO NOT service work. Use only genuine relieve all pressure in the air, oil, get the substance in eyes and replacement parts from PACCAR. fuel, and cooling systems. Remain avoid prolonged or repeated alert for possible pressure when contact with skin.
SAFETY - Data Recorder inhalation of vapors, ingestion, and contains vanadium pentoxide, prolonged contact with used engine which has been determined by the Data Recorder oil. State of California to cause cancer. Always wear protective clothing • DO NOT connect the jump starting California Vehicle Code - Section 9951 - and eye protection when handling or battery charging cables to any...
SAFETY - Repairs environment if spilled or not disposed of Your dealer’s service center is the best led or injured, or you could make your properly. place to have your vehicle repaired. You vehicle unsafe. Perform only those can find dealers all over the country with tasks you are fully qualified to do.
SAFETY - Additional Sources of Information Final Chassis Bill of Material about regulations governing transportation the best way to enter and exit a across state lines. Conventional Cab. A complete, non-illustrated computer printout listing of the parts used to custom- build your vehicle is available through the WARNING Cab Access...
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SAFETY - Cab Access secure rolling code technology that prevents someone from recording the entry WARNING signal. To help lessen the chance and/or se- NOTE verity of death or personal injury in case of an accident, always lock the doors while driving. Along with using FCC ID: L2C0031T IC: 3432A-0031T the lap shoulder belts properly, locking FCC ID: L2C0032R IC: 3432A-0032R...
SAFETY - How to Access the Upper Bunk the vehicle and should not be in proximity ladder can be folded up into the upper Ladder Unfolded of other RF sources such as television, bunk. radio or cell phone transmitters. To unlock the cab doors: Press the UNLOCK button once.
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SAFETY - How to Access the Upper Bunk Unlatching the ladder WARNING CAUTION DO NOT attempt to fold or unfold the Make sure floor area is clear prior to ladder while an occupant is in the low- folding and unfolding the ladder. There er bunk.
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SAFETY - How to Access the Upper Bunk Hand Positions to Unfold the Ladder WARNING CAUTION DO NOT grip the ladder while folding Do not attempt to open the lower bunk and unfolding it. Always use an open when the ladder is unfolded and verti- hand when folding and unfolding the cal.
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SAFETY - How to Access the Upper Bunk How to Climb In and Out of the Face the ladder Upper Bunk WARNING Never climb a damaged, bent, or bro- WARNING ken ladder. Doing so may result in per- sonal injury. Make sure the ladder is fully open be- fore climbing up or down the ladder.
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SAFETY - How to Access the Upper Bunk As you get higher on the ladder, How to Fold the Upper Bunk of the ladder. Maintain contact with maintain contact with the sleeper your left hand, open palm, in the Ladder upper grab handles as you get onto same position until the ladder is the upper bunk.
SAFETY - Deckplate Access simultaneously use the left hand to Without steps you could slip and fall. WARNING apply pressure to the right. The Failure to comply may result in person- ladder will begin to fold up. al injury or death. DO NOT grip the ladder while folding When the ladder is approximately and unfolding it.
SAFETY - How to open the hood mating side is on the cab or quarter fenders. WARNING WARNING When stepping onto a surface to enter the cab or access the deck plate, only use the steps and grab handles instal- Before opening or closing the hood, led and designed for that purpose.
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SAFETY - How to open the hood CAUTION A hood not latched securely could open during operation and cause vehi- cle damage. Be sure to latch the hood securely. WARNING A pivoting hood could hurt someone or be damaged itself. Before opening or closing the hood, be sure there are no people or objects in the way.
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SAFETY - How to open the hood Under Hood Air Intake? The option for under hood intake is a WARNING switch on the dash that allows the operator to use air from under the hood in the event DO NOT let go of the hood while it the air filter housing's inlet is blocked by closes.
SAFETY - Seat which holds a door closed inside the air filter housing. Fully engaged, the door will WARNING open and air will enter from under the hood instead of the opening on the side of the Always ensure that the passenger seat hood.
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SAFETY - Seat WARNING CAUTION When using the seat heater or ventila- DO NOT use the seat heater for more tion system, DO NOT place anything than 10 minutes at a time. Always turn on the seat that insulates against heat off the seat heaters when they are not or cooling, such as a blanket, cushion, needed.
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SAFETY - Seat Seat height Locking the swivel seat into the for- driving off, always check to ensure that Lumbar and Bolster (Bolster is an ward facing position maximizes visibili- the seat is firmly latched in position. optional feature) ty to the surrounding area. Failure to Failure to comply may result in person- Recline comply creates a safety hazard that...
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SAFETY - Seat Correct Use of Restraint under the seat bottom cushion and Unbelted riders could be thrown into the above the fore/aft position windshield or other parts of the cab or Correct Placement of Lap Belt adjustment lever. could be thrown out of the cab. They could strike another person.
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SAFETY - Seat Incorrect Use of Restraint Safety Restraint Belt Twisted Lap Belt Too High on the Hip During Pregnancy Pregnant women should always wear Safety Restraint Tips Shoulder Belt Incorrectly Under the Arm combination lap/shoulder belts. The lap • DO NOT wear a belt over rigid or belt portion must be worn snugly and as breakable objects in or on your...
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SAFETY - Seat properly use the seat belts and • Never bleach or dye seat or bunk How to Use Lap/Shoulder Belt bunk restraint in the vehicle. restraint belts: chemicals can Follow these steps to fasten your seat belt weaken them. Do, however, keep •...
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SAFETY - Seat There should be less than one belt is fastened. inch (25 mm) gap between the WARNING body and the belt. The shoulder belt must be DO NOT remove, modify, or replace positioned over the shoulder, the tether belt system with a different it must never rest against the tether system.
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SAFETY - Seat To shorten the tether, pull on the Latch the seat belt. Belt Damage and Repair strap. If available, adjust the seat belt Damaged belts in the cab must be height adjuster to a comfortable replaced. Belts that have been stretched, driving position.
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SAFETY - Seat Lower Bunk Sleep Restraints WARNING WARNING Be sure the restraint system is used Any loose items on the upper or lower when anyone is occupying the sleeper bunk should be moved to a secured while the vehicle is moving. In an acci- place before driving the vehicle.
SAFETY - What to do before starting the vehicle complete description of the regulation and distractions may include radio controls, fall out in a sudden stop which may exemptions. GPS navigation controls, cellular telephone lead to death or personal injury. calls, cellular text messages, reading or Upper Bunk Sleep Restraints reaching for something on the floor.
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SAFETY - What to do before starting the vehicle Drivers Checklist drive. Only qualified drivers should drive this vehicle. WARNING To keep your vehicle in top shape and For more information, refer to Department maintain a high level of safety for you, your of Transportation Regulation 392.7, which passengers, and your load, make a DO NOT text and drive.
SAFETY - Vehicle Loading components installed from the factory on to the vehicle and their designed Vehicle Loading specifications. (Axle weight ratings are listed on the driver's door edge.) WARNING GVWR Gross Vehicle Weight Rating. This is the MAXIMUM WEIGHT your vehicle DO NOT exceed the specified load rat- is allowed to carry, including the weight of the empty vehicle, loading...
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SAFETY - Daily Checks cables are present and in good working order. Daily Checks NOTE • Hood latch • Brake lines and hoses If equipped with a three-piece roof fair- NOTE • Steering components - check ing, DO NOT DRIVE WITH ROOF pitman arm, drag link, tie rod, FAIRING FOLDED DOWN, since the These checks are in addition to, not in...
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SAFETY - Weekly Checks • Brake lines and hoses - check • Steering column - adjust for easy lines, linkages, chambers, parking reach and visibility. Weekly Checks and service brake operation. • Mirrors - check and readjust • Air system - Air System on page mirrors if necessary.
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SAFETY - Systems Check engine air pre-cleaner for any • PACCAR 20k Front Axle Kingpin Systems Check evaluates each monitored obstructions. Make sure the purge Joint Grease/Tie Rod Ends (option) system and displays its progress for the valve will open and close as (VOCATIONAL USE) - For operator.
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SAFETY - Systems Check TPMS shows individual tire pressures for shown, as well as general driving tips that each location and will change the color of can improve brake saving and fuel the tire: economy (see Driver Rewards). • Outlined – Tire pressure not Driver Performance Assistant (DPA) available (option)
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SAFETY - Systems Check Y53-6126-1A1 (01/21)
EMERGENCY - Chapter 2 | EMERGENCY Roadside Assistance...........................41 Low Air Alarm .............................41 Stop Engine Light..........................42 Low Oil Pressure..........................42 Engine is Overheating.........................42 How to Inspect and Replace a Fuse....................44 Where are the Fuses Located?......................46 How to Jump Start a Battery....................... 46 How to Recover a Vehicle........................
Low Air Alarm NOTE Call toll-free to talk to someone at the The instrument cluster gauges may PACCAR Customer Center. appear, if hidden from view, change brightness and change color to bring attention to a particular system. Slow down carefully.
EMERGENCY - Stop Engine Light Move a safe distance off the road and stop. Stop Engine Light Low Oil Pressure Place the transmission in neutral (park with automatic transmissions, if equipped) and set the parking brake. Turn OFF the engine. CAUTION Turn ON the emergency flasher and use other warning devices to...
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EMERGENCY - Engine is Overheating engine may be overheating, DO NOT idling without an alert driver present. If TURN OFF THE ENGINE unless a low the engine does overheat, as indicated CAUTION water warning device indicates a loss of by the engine coolant temperature coolant.
EMERGENCY - How to Inspect and Replace a Fuse Make sure the engine fan is turning WARNING by switching the Engine Fan How to Inspect and Switch from AUTO to MAN Replace a Fuse Removing the fill cap on a hot engine (Manual).
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EMERGENCY - How to Inspect and Replace a Fuse inspected by an authorized dealer. CAUTION CAUTION When replacing a failed polyswitch If a circuit keeps blowing fuses, have (circuit breaker), always use an ap- Blown Fuse the electrical system inspected for a proved polyswitch (circuit breaker) with short circuit or overload by an author- a current rating equal to or less than...
EMERGENCY - Where are the Fuses Located? Where are the Fuses WARNING WARNING Located? Never jump start a battery near fire, Heed all warnings and instructions of flames, or electrical sparks. Batteries the jumper cable manufacturer. Failure Fuses for the cab are located in the fuse generate explosive gases that could to comply may result in death, person- panel behind the drivers side kick panel.
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EMERGENCY - How to Jump Start a Battery Attach one end of a jumper cable NOTE to the positive (+) terminal of the CAUTION discharged (dead) battery. This will have a large red + or P on the Always connect positive (+) to positive Vehicles equipped with an Engine battery case, post, or clamp.
EMERGENCY - How to Recover a Vehicle the axle shafts in the axles will cause WARNING WARNING damage to the axle gears. When disconnecting jumper cables, Before towing a vehicle, test your air make sure they do not get caught in brakes to ensure that you have proper- CAUTION any moving parts in the engine com-...
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EMERGENCY - How to Recover a Vehicle necessary because if the How to Manually Lock a Differential Manually Release the Parking transmission is driven by the page 53 Brake driveshaft (rear wheels on the Follow state/provincial and local There may be times when there is not ground), no lubricant will reach the laws that apply to vehicles in tow.
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EMERGENCY - How to Recover a Vehicle chains, or other safe means to prevent WARNING rolling before manually releasing the spring brakes. DO NOT operate a vehicle when the spring brakes have been manually re- To move a vehicle immobilized by the leased.
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EMERGENCY - How to Recover a Vehicle torque the release stud assembly. designed to be used as towing devices for (S-Cam-type maximum: 50 lb-ft (68 long distance. N·m), Wedge-type maximum: 30 Specially designed hitches are required to lb-ft (41 N·m)). The spring brake is recover your vehicle.
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EMERGENCY - How to Recover a Vehicle How to use a Recovery Hitch With lock pins removed, insert the hitches through the bumper and WARNING into the square hitch socket. CAUTION Align the hole in the tow hitch with DO NOT use parts from other trucks or the square hitch socket hole.
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EMERGENCY - How to Recover a Vehicle both vehicles’ brake systems are Lift driving wheels off the ground or connected. This could cause a loss of remove the driveline and axle CAUTION system air, which can cause the service shafts before towing the vehicle. brakes not to function, resulting in the Water, dirt, and other material can en- sudden application of the spring brakes...
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EMERGENCY - How to Recover a Vehicle • If you desire to use the recovered When fully engaged, a 0.25-0.5 in. vehicle’s brakes, ensure that the (6.35-12.7 mm) space will remain WARNING vehicle's air system is connected to between the air cylinder and the that of the recovery vehicle.
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EMERGENCY - How to Recover a Vehicle Best Practices for Recovery Recovery Rigging Options Returning to Service After Rigging Recovering Once the vehicle is recovered, the axles need to have oil added to prevent gear CAUTION damage during operation. Into the pinion cage, add 1 pint (.47 Recovery pull maximums assume the liter) of lubricant or into the tow rigging evenly distributes the load...
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EMERGENCY - How to Recover a Vehicle What to do if the Vehicle is Stuck in • For best traction and safety, avoid Failure to comply may result in equip- spinning the wheels Sand, Mud, Snow or Ice ment damage. Follow these practices to avoid transmission damage: WARNING...
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EMERGENCY - How to Recover a Vehicle WARNING Secure the roof, side, and chassis fair- ings while towing from the rear. An un- secured fairing may come off of the vehicle during transit. Failure to secure the fairings while towing may cause an injurious accident resulting in death or personal injury.
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CONTROLS - Chapter 3 | CONTROLS Instrument Cluster..........................60 Peterbilt Digital Display Controls......................62 Peterbilt Digital Display........................63 Selecting a View..........................66 Configure Settings..........................72 Drive Summary........................... 77 Driver Rewards (option)........................77 Driver Performance Assistant (option)....................78 Bulb Check............................79 Guide to the Warning Symbols......................81 Optional Gauges..........................
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CONTROLS - Door Mounted Mirror Controls......................113 Heating and Air Conditioning......................114 Sleeper Alarm Clock......................... 123 Cab Accessories..........................124 Y53-6126-1A1 (01/21)
CONTROLS - Instrument Cluster see the paragraphs that follow. Please common features and controls available. remember that each vehicle is custom- You can pick out the parts that apply to you Instrument Cluster made. Your instrument panel may not look and read them to be fully informed on how exactly like the one in the pictures that your particular vehicle operates.
CONTROLS - Peterbilt Digital Display Controls View, navigate and select items in the Menu, and view Popup messages. The Peterbilt Digital Display shortcut button will access items that are Controls configured in the settings, Shortcuts page 76. Scroll Wheel Use the Scroll Wheel to navigate through menus and press down to select menu options, change settings when in the menu, and switch between Views.
CONTROLS - Peterbilt Digital Display For example, press down and then scroll to Use the Scroll Wheel to scroll through the the following actions will wake the display, access the clock menu. Then press down values then press down to select. making it visible: and scroll again to adjust the clock values.
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CONTROLS - Peterbilt Digital Display Active Warnings Display Indications Always Shown Outside Air Temperature Diesel Particulate Filter Indicator View Indicator Transmission Mode Sub-Trip Trip Driver Profile Odometer Engine Hours Battery Aux Battery Indicator Clock The numbers may change without user outside temperate approaches freezing interaction if individual warnings are (36°F or 2°C) an icon will appear next to...
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CONTROLS - Peterbilt Digital Display capable of displaying the temperature of Sub-trip Odometer Left Switch Pod the road surface on either the temperature The Trip Odometer can be split into smaller display or the snowflake icon. Additionally, segments called Sub-trips. Start a Sub-trip the outside air temperature reading may be by pressing Trip on the steering wheel.
Minimized View. Transmission Gear Display distance that can be shown on the odometer is 9,999,999.9. The odometer Vehicles with PACCAR or Eaton Speedometer and Tachometer will roll over to zero if maximum mileage is automated transmissions will show the Vehicle and engine speed are presented at achieved.
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CONTROLS - Selecting a View Optimal RPM Minimized with Driver Assistance (Option) Indicator Smart Tach ® Engine Speed Transmission Gear Driver Assistance area 12.5V 10:45 P 30ºF View Indicator 100% M PH SPEED LIM IT 348.5 9,999,999.9 Trip 9,999.9 Y53-6126-1A1 (01/21)
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CONTROLS - Selecting a View Adaptive Cruise Control This indication at vehicle start means it is prevent a forward collision when advancing Notification (option) equipped with Adaptive Cruise Control at speeds greater than 15 mph (24 kph). (ACC) and Collision Mitigation. These Please review the ACC section of this features work together to improve driver manual, and the manufacturer’s manual,...
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CONTROLS - Selecting a View Gauges for Basic Enhanced View View and Enhanced View Gauges for Enhanced View only Basic View Enhanced View This view combines the instrumentation This view includes all the gauges present presented in Minimized View with gauges in the Basic View, adding gauges on the such as Fuel and DEF level.
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CONTROLS - Selecting a View Diesel Exhaust Fluid (DEF) is designated by the bottom icon in the The diesel exhaust fluid gauge shows the View Indicator. NOTE approximate amount of DEF fluid in the Gauges DEF tank. The instrument cluster gauges may DEF Level Gauge appear, if hidden from view, change brightness and change color to bring...
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CONTROLS - Selecting a View WARNING NOTE NOTE Diesel fuel in the presence of an igni- For Export vehicles, the fuel gauges The instrument cluster gauges may tion source could cause an explosion. will not state: ULTRA LOW SULFUR appear, if hidden from view, change A mixture of gasoline or alcohol with DIESEL FUEL ONLY.
CONTROLS - Configure Settings Notifications Automatic Time When enabled, trucks with (optional) Automatic Time will receive time Configure Settings Notifications display system messages zone appropriate data. related to the condition of your vehicle. It displays Menu Example: main Menu 24-Hour Choose between 12 or a 24 hour format.
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CONTROLS - Configure Settings Shutdown Timer 148 for more details about Overshoot and generated can also cause transmis- Predictive Cruise Control. sion wear. WARNING LVD Setup Change the LVD battery voltage set point Never idle your vehicle for prolonged CAUTION for LVD to turn on Low Voltage Disconnect periods of time if you sense that ex-...
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When the timer reaches zero, the engine PACCAR engines, an idle shutdown then pressing Back. Changes to Driver stops, removing power from certain...
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CONTROLS - Configure Settings Favorites Edit Your Favorites (Center of Screen) holding a gauge, which may be To disable Favorites, contact your replaced) and target that position. authorized dealer. Vehicles with Favorites If a position is not valid, the display will View enabled allow the operator to create read "Not Available."...
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CONTROLS - Configure Settings Removing a Gauge from Favorites • Dual Speedometer – Shows a How to Enter the Passcode compound Speedometer with both The Parking Brake must be set and at least The ignition key and the current Passcode Standard and Metric Values.
Timer) Driver Rewards is only available for Truck Information • TPMS (option) (see Tire Pressure vehicles equipped with a PACCAR MX Monitoring System (TPMS) (option) Truck information stores specifications and engine. on page 37) data about the vehicle. The fuel consumption goal is met by •...
Running a Warmer Cab. determined modes of activation: only when available for vehicles equipped with a CC is in use, when CC is not being used, PACCAR MX engine. • Turning off extra electrical loads or at all times. The Driver Rewards goal The driver’s DPA score is determined by...
CONTROLS - Bulb Check Audible Alarm Bulb Check The audible alarm will sound in conjunction NOTE with most warning lights. These events When the ignition switch is turned ON include but are not limited to headlight on, Some optional lights may illuminate multiple warning icons will be displayed in fifth wheel, stop engine, primary/secondary even though your vehicle is not equip-...
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CONTROLS - Bulb Check These physical telltales will always appear most signify that the monitored component across the top of the display. requires operator attention. Dedicated Telltales Dedicated Telltales always appear in the same location throughout the screen. Some are visible only when active, but Y53-6126-1A1 (01/21)
CONTROLS - Guide to the Warning Symbols Dynamic Telltales Popups Suppressable Popup Message Popup: Red Oil Temp Engine Oil Temp High Reduce Engine Load or Check Engine Oil Temp High Oil Level Reduce Engine Load or Check Oil Level A Popup displays information from the Guide to the Warning vehicle computer.
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CONTROLS - Guide to the Warning Symbols message is appearing on the cluster. Some death or injury. Have the appropriate messages can be managed by the WARNING system checked immediately. operator while others may require an authorized dealer repair. In the following DO NOT ignore a warning lamp or au- Check messages are provided to give the table is a list of warning lamp/indicator...
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CONTROLS - Guide to the Warning Symbols Standard or Symbol Name Color Optional Dump Truck, Gate on page 87Dump Truck, Gate Yellow Diesel Particulate Filter (DPF) Warning Light on page 88 Yellow Emissions, Derate Amber Emissions, High Exhaust System Temperature on page 88 Yellow Emissions, Malfunction Indicator Light...
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CONTROLS - Guide to the Warning Symbols Standard or Symbol Name Color Optional Lights, High Beam on page 91 Blue Fast Idle Control on page 91 Yellow Refrigerator on page 91 Green Seat Belt Fasten Suspension, Lift Axle White Tire Inflation (TPMS) on page 91 Yellow Transmission, Auxiliary...
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CONTROLS - Guide to the Warning Symbols Calculates the driver’s intended path of may reduce engine power or apply brakes of the wheelbase and/or frame, relo- travel from wheel speed and steering angle in an effort to regain traction. cating frame components, or modifying sensors, then compares calculations to the •...
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CONTROLS - Guide to the Warning Symbols Brakes, Antilock Brake System Brakes, Low Air WARNING If this chassis is equipped with an Illuminates during the bulb check. Have the Electronic Stability Control (ESC) and ABS system checked by an authorized is modified (e.g.
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CONTROLS - Guide to the Warning Symbols • Variable Road Speed Limiter (optional) NOTE NOTE When a Cruise Control function is enabled, a white indicator will appear. When a Tractors/Trucks and trailers built after Tractors/Trucks and trailers built after Cruise Control function has been activated, 03/01/2001 must be able to turn on an 03/01/2001 must be able to turn on an the indicator will change from white to...
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CONTROLS - Guide to the Warning Symbols Diesel Particulate Filter (DPF) ticular filter (DPF)/selective catalytic Warning Light WARNING reduction (SCR) device and surround- ing components including enclosures If this light is on, do not park in an area and steps becomes elevated during of combustible vapors or materials.
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CONTROLS - Guide to the Warning Symbols Engine, Check Engine Engine, Overspeed Air Shutdown WARNING If the Stop Engine warning light illumi- nates, it means you have a serious en- Illuminates when the Engine overspeed air Illuminates when a non emissions related gine system problem.
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CONTROLS - Guide to the Warning Symbols lamp stops flashing, the starting motor in death, personal injury, equipment or NOTE will be allowed to function. property damage. The length of time the 'Wait-To-Start' NOTE lamp remains illuminated depends on Emissions, Engine Derate the ambient temperature.
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CONTROLS - Guide to the Warning Symbols Fifth Wheel Unlocked Illuminates when LDW system is not able Indicators around the speedometer to track the vehicle's position within the page 135. lane. Refrigerator NOTE For vehicles equipped with Lane De- Illuminates when the fifth wheel is in the parture Warning, please refer to Lane unlocked position.
CONTROLS - Optional Gauges Transmission, Auxiliary Turn Signal, Right of load you are carrying and the driving conditions you encounter. Maximum axle temperature may vary, depending upon the axle and type of lubricant. Very high temperatures signal a need to have your axle lubrication checked.
CONTROLS - Dash Switches switches on the dash may require that the vehicle either be at a specific speed, have Dash Switches park brakes set, or another device to be on or off for the air device to operate. The This custom vehicle will have a wide instrument display will show information variety of switch-controlled equipment.
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CONTROLS - Dash Switches Title Standard or Optional Brake, Trailer Hand Cab Dimmer Switch Dump Truck Gate Electric Steer, Assist Effort Engine, Fan Override Engine, Heater Engine, Overspeed Air Shutdown (Test) Engine, Overspeed Air Shutdown (Manual) Engine, Remote Throttle Engine, Under Hood Air Intake Exhaust, Diesel Particulate Filter (DPF) Regeneration Fifth Wheel Slide Fuel Heater...
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CONTROLS - Dash Switches Title Standard or Optional Lights, Auxiliary Lights, Beacon Lights, Daytime Running (Override) Lights, Dome Lights, Exterior Lights Self Test Lights, Flood Lights, Flood ISO 3732 Spare Lights, Fog Lights, Hazard Lights, Headlight and Parking Lights Lights, Marker/Clearance/Cab Lights, Marker/Clearance/Trailer Lights, Park Light Lights, Spot...
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CONTROLS - Dash Switches Title Standard or Optional Power Take-off (PTO), Rear Suspension, Air Retention Suspension, Axle, Pusher Suspension, Axle, Tag Suspension, Dump Suspension, Third Axle Lift Trailer Air Supply Trailer, Axle (3rd Axle) Lift Trailer, Axle Lift Forward Trailer, Axle Lift Rear Trailer, Belly Dump Trailer, Belly Dump Gate Center Trailer, Belly Dump Gate Front...
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CONTROLS - Dash Switches Title Standard or Optional Transmission, Transfer Case Two-Speed Winch Clutch Axle, Diff-Lock - Dual Turn switch on to engage Rear Rear Axle Diff Lock. Axle, Differential Lock - Tridrive Axle, Diff-Lock - Single Rear Turn switch on to engage Front and Rear Axle Diff Lock.
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CONTROLS - Dash Switches Axle, Inter-Axle Differential Locked Brakes, Parking Brake Valve (Tandem) NOTE The mute function use is discouraged. Only use mute when legally required. Pull yellow knob to activate parking brakes. Turn switch on to engage Inter-Axle Batteries, Low Voltage Disconnect Brake, Trailer Hand Differential Lock.
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CONTROLS - Dash Switches Engine, Remote Throttle Engine, Overspeed Air Shutdown (Test) NOTE The Headlight Switch is an ON or OFF Turn switch on to activate Remote Throttle switch. The panel lights are on full in- Control. tensity during the day and dim when headlights are on.
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CONTROLS - Dash Switches Turn switch on to unlock Fifth Wheel Slide Fuel Heater mechanism. The switch is guarded to CAUTION protect you from accidentally activating or releasing the lock. Only operate the under hood intake air switch when outside temperatures are WARNING below 32°F (0°C).
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CONTROLS - Dash Switches Ignition Key Switch • Marker Lamps Assist until the LDW system is re-ena- • Clearance lamps The ignition key switch located to the left of bled. • Identification lamps the steering column has four positions: • License plate lamps. ACC (Accessories), OFF, ON, and START.
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CONTROLS - Dash Switches will turn on lights when the headlights are Lights, Dome Lights, Flood (Spare) turned off, engine is on, and the park brakes are disengaged. The override switch will turn the DRL off in these instances. The DRL is also turned off when Turn switch on for trailer mounted Flood the headlights are turned ON.
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CONTROLS - Dash Switches Lights, Hazard Lights, Headlight to heat up the lens of the headlights and remove any condensation. See Door Mounted Mirror Controls on page 113 for the mirror heat switch location. Turn switch for park/marker lights and Lights, Marker/Clearance headlights.
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CONTROLS - Dash Switches Lights, Park Light Pintle Hook NOTE Actual PTO engagement/disengage- ment may be delayed momentarily since it is controlled by the air system Turn switch on for Park Lights. When the Turn switch on to remove the slack from and mechanical movement.
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CONTROLS - Dash Switches Your vehicle may be equipped with a dash Turn switch on to deflate suspension air Suspension, Air Retention mounted switch that controls the rear PTO bags. The switch is guarded to protect you engagement/disengagement. from accidentally deflating the suspension. Suspension, Axle, Pusher WARNING DO NOT operate the Air Suspension...
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CONTROLS - Dash Switches Trailer, Axle Lift Forward Turn switch on to open Trailer Dump Gate. Trailer, Hotline Trailer, Belly Dump Gate Center Turn switch on to supply electrical power to trailer accessories. Turn switch on to lift Forward Trailer Axle. Trailer, Suspension Air Dump Trailer, Axle Lift Rear Turn switch on to open Trailer Center Belly...
CONTROLS - Ignition Key Switch Transmission, Transfer Case Two- • instrument panel memory Speed settings With the key in this position you can (Accessory): play the radio, defrost mirrors (if equipped with mirror heat) or use other accessories. In the ON position all circuits are Turn switch on to shift the two-speed energized.
CONTROLS - Steering Column Controls The test will turn those lights off and then Press the momentary switch on the Tilt/telescope lever illuminate the: dash to start the ELST. Turn signal/wiper/lights • Park lights The turn signal lever is mounted on the left •...
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CONTROLS - Steering Column Controls How to Spray Windshield Washer Operate the Windshield Wipers instrument cluster display. Go to Settings > Wiper Interlock and turn this Fluid This vehicle is equipped with a two speed, value to OFF. intermittent windshield wiper system. The This vehicle is equipped with a function to Avoid running the wiper blades over a dry windshield wiper system is integrated with...
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CONTROLS - Steering Column Controls How to Flash Marker and Clearance high beams will flash. The high beams will The blue indicator light in the instrument not remain on if the lever is still pressed. panel will turn ON when the high beams Lights turn on.
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An audible beep is associated with each time a turn indicator is activated. This vehicle may be equipped with the Push and hold the Tilt PACCAR Transmission. The lever on the Telescopinglever down fully. right hand side of the steering column will WARNING...
CONTROLS - Steering Wheel Controls Steering Wheel Controls CAUTION Under no circumstances should you attempt to service the steering wheel, clockspring, or any of the electrical wir- ing in the multiplex system, or any steering components (steering column, steering driveline or steering gear). Tampering with these components may result in an inoperable multiplex system.
(option) refer to the Mirror Heat Switch To use the electric horn, press the button in PACCAR Digital Vision System with the center of the steering wheel, which is Your vehicle may be equipped with Mirrors operator's manual.
CONTROLS - Heating and Air Conditioning Power Window Switch unintentional adjustments to the mirrors. WARNING Power window rocker switches are located on the door pads. Depress the switch to open the window or pull up on the switch to Convex mirrors can distort images and Heating and Air close the window.
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CONTROLS - Heating and Air Conditioning hicles nearby. Failure to properly main- longed periods of time is not recom- WARNING tain your vehicle could cause carbon mended. monoxide to enter the cab, resulting in DO NOT drive with visibility reduced death or personal injury.
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CONTROLS - Heating and Air Conditioning Air Conditioner Controls NOTE If you are parked next to idling vehi- cles, move your vehicle or do not stay in your vehicle for prolonged periods of time. Fan control Dial AUTO mode button Temperature control dial MAX defrost button...
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CONTROLS - Heating and Air Conditioning Air Conditioning Functions Image Function Image Function Short Description: These symbols for the The button inside the Defrost Vents (and Fresh air conditioner operate various system temperature control dial air intake) functions. engages the A/C Panel and Floor Vents compressor.
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CONTROLS - Heating and Air Conditioning To adjust the air distribution, turn button that enables automatic mode is the Air Distribution dial to labeled AUTO. NOTE distribute cab air as indicated by the dial graphics. The system will remain in automatic mode Fan Control Dial must also be in the Press the Recirculation button to until the driver adjusts the dials on the...
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CONTROLS - Heating and Air Conditioning automatic mode. This can be done via the How to Operate Automatic Cab Air dials and/or buttons on the HVAC control. Conditioner In Semi-automatic mode, the AUTO button Follow these steps to activate the Auto indicator will cease to be illuminated.
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CONTROLS - Heating and Air Conditioning operate various functions from the comfort 12V Power Port OR Cigarette Sleeper Heater and Air Conditioner of the sleeper bed. Lighter (Depending on options Controls (Option) selected) Unlike the cabin air temperature controls, Sleeper Control Panel 12V Power Port the sleeper temperature control will alter 12V Power Port OR USB Charging...
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CONTROLS - Heating and Air Conditioning distribution dial. When activated, the The manual defrost/defogging mode differs sensor. Avoid hanging items (shirt, indicator on the button illuminates. The from the MAX defrost mode by allowing the jacket, hat, etc.) which could block the sleeper HVAC unit will function to the driver to select an air temperature other airflow to the sensor.
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CONTROLS - Heating and Air Conditioning • Adjust the air temperature to vents should remain open to allow AUTO sufficiently to provide required coolant maximum cool by rotating the mode to function properly. To maintain the temperatures. temperature dial counterclockwise. selected cab temperature, AUTO mode may provide an air temperature from the •...
CONTROLS - Sleeper Alarm Clock provided for recirculation air and is located Time and Alarm value setting - Press the MODE button until the under the IP. The outside air mode press to change time/date and or screen begins flashing. provides for 100% outside air into the cab.
CONTROLS - Cab Accessories Cigarette Lighter and Ashtray DOWN buttons to change the Right Switch Pod (Infotainment) (Option) setting. Repeat this for all areas. The alarm clock will scroll in the following NOTE order each time you press the SEL button.
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CONTROLS - Cab Accessories using. Failure to comply may result in WARNING CAUTION death, personal injury, equipment or property damage. DO NOT carry loose objects in your Do not attempt to operate a cigarette Glove Box cab, it can be dangerous. In a sudden lighter using the 12V power port recep- stop, or even going over a bump in the tacle.
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CONTROLS - Cab Accessories strictions could result in a traffic infrac- responsibility to operate the vehicle in WARNING tion. a safe and legal manner. Failure to comply may result in death, personal In a sudden stop or collision a heavy injury, equipment or property damage.
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CONTROLS - Cab Accessories WARNING Warning/Informational NOTE Screen The map database is the most current available at the time of production. The WARNING DO NOT let this device distract database is designed to provide you you while driving. Always with route suggestions and does not concentrate on your driving.
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NOTE If your vehicle is equipped with digital side-view mirrors (option) refer to the PACCAR Digital Vision System with Mirrors operator's manual. Loosen the screws on the top of the mirror to rotate the mirror up or down to get the...
DRIVING - Chapter 4 | DRIVING Starting and Operating........................131 Starting and Warming Up........................131 Engine Operations..........................135 Driver Assistance..........................141 Transmission.............................153 Brakes............................... 159 Axle and Suspension........................170 Trailer Operations..........................177 Driving Tips and Techniques......................181 What to Consider when using a Sleeper Bunk..................184 Stopping the Vehicle.........................
DRIVING - Starting and Operating Anti-theft Starting and Operating Starting and Warming Up When enabled, the engine cannot be started until the correct passcode has been entered. Since each vehicle is custom-equipped, all How to Start Vehicle in Normal engine operation instructions in this Weather manual are general.
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DRIVING - Starting and Warming Up Disengage (depress) the clutch Slowly engage (release) the clutch DO NOT start the engine with the heater (with manual transmission). after the engine has started. plugged in. Turn the ignition switch to START. Wait for the oil pressure gauge to reach normal operating pressure WARNING before operating the vehicle or...
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DRIVING - Starting and Warming Up Engine, Under Hood Air Intake After you’ve started your engine, Continue the engine warm-up until This switch opens a door in the engine air idle it at approximately 600 rpm the coolant temperature reaches at filter housing so that the air is taken from while you check: least 130°F (54°C).
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DRIVING - Starting and Warming Up WARNING WARNING CAUTION Exhaust fumes from the engine con- To reduce the chance of personal in- DO NOT allow your engine to idle, at tain carbon monoxide, a colorless and jury, vehicle damage, and/or death low rpm (400-600 rpm), longer than odorless gas.
DRIVING - Engine Operations Put the auxiliary transmission NOTE in Neutral. This will allow the Engine Operations transmission countershaft to turn, agitating the oil and If you are parked next to idling vehi- warming it. Indicators around the speedometer cles, move your vehicle or do not stay in your vehicle for prolonged periods of Indicators around the Speedometer time.
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DRIVING - Engine Operations Power Take Off Position Amount of Engine Brake Engine Brake Operation Position Amount of Engine Brake 100% Engine Brake Operation for a Vehicle with Automated Transmission 100% 100% AND will engage transmission low gear Moving the lever clockwise will engage the engine brake.
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Wait for the transmission coast down gear to engage. How to Activate MAX Mode Reduce engine brake level. Vehicles with PACCAR automated or Moving the lever clockwise will engage the Re-initiate MAX mode. Eaton Endurant transmsission have a MAX engine brake. Increase the amount of mode.
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RPM. appear inside the speedometer. the Cummins engine, PTO Mode is Operating the engine above the maxi- (Vehicles equipped with a PACCAR typically activated by engaging a PTO, or mum governed RPM may result in En- or Eaton automated transmission by setting the Cruise Control Switch to ON gine damage.
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PTO presets located on injured. If it is set at MANUAL, the fan the dash: Vehicles powered with PACCAR MX will turn on any time the ignition key Engines will display the PTO engine speed • If you have dash mounted PTO switch is turned to the ON position.
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DRIVING - Engine Operations as the ambient temp reaches 41°F WARNING CAUTION (5°C). The use of a winterfront above 40°F (4°C) can result in excessive Never idle your vehicle for prolonged coolant, engine oil, and intake air tem- The fan or equipment near it could be periods of time if you sense that ex- peratures, which may lead to over- damaged if the fan turns on suddenly...
DRIVING - Driver Assistance Engine Aftertreatment System headlamps. The operator can resolve and vehicle for more detailed description of reset the alert by performing a parked functionality and warnings. regeneration. Alternatively, the notification can be dismissed by pressing the clutch or the service brake.
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DRIVING - Driver Assistance engine manual included with your vehicle. Product Feature This vehicle's electronic system will ZF WABCO ™ Advanced Driver- perform a ‘rationality check’ every time the Speed Limit assistance Systems (ADAS) vehicle is started. This check is to ensure Recognition that the service brakes are working before Product...
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Cruise Control Indicator vehicle speed. The vehicle speed must be greater than 19 mph (30 kph) for PACCAR powered vehicles or 30 mph (49 kph) for Cummins powered vehicles and the engine speed must be over 1,100 rpm for the cruise set speed to work.
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DRIVING - Driver Assistance Canceling and Resuming Cruise Press the "SET +" button to set the braking methods to enforce the limit Control cruise speed. including ignoring further input from the There are four ways to cancel the set accelerator pedal, but will only use engine speed in cruise control: braking if available and enabled.
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DRIVING - Driver Assistance Enabling VRSL will disable Cruise Control Adaptive Cruise Control (Option) if Cruise Control is active. WARNING Press the Cruise Control ON/OFF WARNING button in the left, steering wheel Driver Assistance features respond dif- switch pod. ferently to specific road, weather, and The driver must remain alert, react ap- traffic conditions.
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DRIVING - Driver Assistance Adaptive Cruise Display Following Distance One Bar The display area for Active Cruise will Following Distance Alerts contain dynamic visuals related to whether The display will be white when the tracked a tracked vehicle is in front and the amount vehicle in front is at a proper following of following distance set for Active Cruise.
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DRIVING - Driver Assistance For more information on the characteristics Mitigation will apply the service brakes and may result in death, personal injury, or of the Adaptive Cruise Control feature, present the following warning in the Driver property damage. please read the ADAS OEM Operator’s Assistance area of the display (see Manual specific for your vehicle.
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DRIVING - Driver Assistance the accelerator pedal or the service brake. traffic in front of the ACC equipped This lets Collision Mitigation know that the NOTE truck. triggering event has been acknowledged. To prevent abuse of this emergency There are many other factors that may feature, after three Collision Mitigation PCC Behavior influence the overall fuel economy of...
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DRIVING - Driver Assistance If the vehicle drops outside the speed When this happens, the vehicle will revert Fuel Economy Savings Not range, PCC will accelerate the vehicle to standard cruise control. This CC state Achieved back to the minimum PCC speed. will be standard cruise control which will Certain conditions may cause the optimal As the vehicle reaches flat ground after the...
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DRIVING - Driver Assistance PCC Undershoot operation of the vehicle remains with Failure to do so may result in death, Follow these steps to adjust the the driver at all times. Failure to do so personal injury, or property damage. undershoot value for Predictive Cruise may result in death, personal injury, or Control:...
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DRIVING - Driver Assistance The following lists some conditions that • Black lines mean that the LDW Highway Departure Braking can limit the performance of the features feature is disabled. (option) that use the camera: • A yellow line indicates an active •...
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DRIVING - Driver Assistance Assistance area accompanied by an which it was not intended. Please read the audible alert: ADAS OEM operator’s manual specific for WARNING your vehicle for more information about Highway Departure Braking. Driver Assistance features respond dif- ferently to specific road, weather, and Speed Limit Recognition traffic conditions.
DRIVING - Transmission • Never slam or jerk the shift lever to other parts and systems are in proper complete gear engagement. working condition: Transmission • Never coast with the transmission For vehicles with a clutch pedal, in neutral and the clutch locate the clutch pedal and engage Transmission Tips disengaged.
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DRIVING - Transmission engagement. If you need to start Avoid gear clashing, by closely following purpose of the clutch brake is to stop up on an incline, apply your service these procedures. When you are operating the transmission so that you can shift brakes before you release the a new vehicle or one that has been into a starting gear without grinding...
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Automated Transmissions driveline speed to achieve clash-free shifts. condition and you cannot engage a gear, This vehicle may have a PACCAR or Eaton The manual transmission in your vehicle is gradually release the clutch. Then the drive automated transmission. It remains not equipped with gear synchronizers.
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This indicator will show the transmission Automated or a PACCAR mode and current gear.. This does not Transmission apply to vehicles with Allison Automatic This vehicle may be equipped with either transmissions. an Eaton Automated or a PACCAR Y53-6126-1A1 (01/21)
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DRIVING - Transmission Transmission. The Automated or PACCAR page 65 and Peterbilt Digital Display Some vehicles may have a feature that Transmission controls are located on the page 63. prompts the operator to shift for optimal right hand side of the steering column.
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DRIVING - Transmission Drive Neutral Reverse Selector Auto Neutral select when it is necessary to engage a gear. Gear Display Icon (Auto Neutral) • The transmission will exit Neutral Coast Mode and reengage an appropriate gear under any of the following conditions: The Auto Neutral feature will automatically shift to Neutral if the vehicle is left in...
DRIVING - Brakes Clutch Abuse Protection Automatic Transmissions The clutch can overheat and slip with Brakes An automatic transmission makes shifting improper use.Select the lowest possible much easier. It remains important to start gear for the application. completely understand how to operate the Air Brake System •...
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DRIVING - Brakes Parking Brake The air compressor on the engine will circuit has a leak and loses air. In such a typically provide 100-130 psi (690-896 scenario, the parking brakes will apply. kPa) to the air tanks. The vehicle is also The vehicle’s parking brake controls are designed with an air dryer, which removes the yellow diamond shaped knob on your...
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DRIVING - Brakes Engage Trailer Hand Brakes speed should be reduced to eliminate having any suspected problems imme- wheel spin and prevent excessive diately checked by an authorized deal- application of the ATC system. Except for er. Failure to properly maintain your checking for proper illumination of the ABS brake system can lead to serious acci- and traction control warning lamps when...
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DRIVING - Brakes bobtail mode, these tractors will require ABS system, which may affect its greater brake pedal application to provide operation. NOTE the equivalent braking to a bobtail tractor not equipped with a proportioning system. Tractors/Trucks and trailers built after CAUTION Trailer ABS Power Line 03/01/2001 must be able to turn on an...
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DRIVING - Brakes A Real World Example of How the System Operates NOTE Excessive speed for road conditions creates forces that exceed the threshold at Very trailers built before which a vehicle is likely to roll over on a 03/01/2001 have this option. Trailers higher-friction surface.
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DRIVING - Brakes Automatic Traction Control During operation, if the friction between the appropriate path of travel. For example, in road surface and the tires is not sufficient an over-steer situation, the system applies to oppose lateral (side) forces, one or more the "outside"...
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DRIVING - Brakes This feature helps improve traction when spin. When this function is in use, the ATC vehicles are on slippery surfaces or Warning Lamp blinks continuously. WARNING surfaces with poor traction (i.e. mud or Off-Road ABS Function Switch snow) by reducing drive wheel overspin.
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DRIVING - Brakes The ABS lamp flashes slowly during off- • If very rapidly winding steering road mode engagement. This is done to inputs are inputted at high speeds. WARNING alert you of a modification to the ABS • There are mechanical problems control software.
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DRIVING - Brakes The ESC system was specifically "doubles" or "triples") the effectiveness of control possibly resulting in an acci- calibrated and validated only for your the ESC system may be greatly reduced. dent involving death or personal injury. vehicle’s original factory-built configuration. If your vehicle’s chassis components are WARNING Whenever maintenance or repair work is...
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DRIVING - Brakes • The vehicle is used to haul double • The vehicle tows doubles or steering wheel could cause ESC to or triple trailer combinations. triples malfunction causing a loss of vehicle • If very rapidly winding steering The ESC system was specifically control possibly resulting in an acci- inputs are inputted at high speeds.
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DRIVING - Brakes vehicle. They reduce brake wear and tear accident. Failure to comply may result when you are driving bobtail or with an and the need for continuous brake use, in death, personal injury, equipment or unloaded trailer. which can lead to your service brakes property damage.
DRIVING - Axle and Suspension sand, mud or uneven surfaces. Look Your vehicle may be equipped with a two- ahead and predict when the differential speed or dual range axle (option). The low Axle and Suspension needs to be locked. Stop the vehicle and range provides maximum torque for lock the differentials before approaching.
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DRIVING - Axle and Suspension axle, and wheels adjust, allowing for proper Be sure the differential is gear engagement. UNLOCKED. WARNING When going downhill the wheels will not Maintain your vehicle speed slow down, but will tend to speed up, which (accelerator depressed) and move Never shift the axle when moving makes gear synchronization almost...
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DRIVING - Axle and Suspension To make the axle downshift, calibration of its controls. Operating the • Liftable/steerable (axle lift release and depress the auxiliary axles will also require a firm calibration required) accelerator quickly to increase the understanding of the Gross Axle Weight •...
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DRIVING - Axle and Suspension decrease load on the drive axles and will them to unload them when empty. Air sary to carry the load, as determined decrease traction. Decreasing pressure will pressure is controlled via an adjustable by the calibration procedure described. transfer more weight to the drive axles and regulator.
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DRIVING - Axle and Suspension • Maximum tire static loaded radius Setting the To obtain the desired axle load (SLR) per axle manufacturers Pressure-to- distribution, you must correlate the CAUTION Load Ratio suspension air gauge pressure to the specifications actual axle load by scaling the axle weight(s) and adjusting the pressure to DO NOT modify the air system and/or Pusher or Tag Suspension...
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DRIVING - Axle and Suspension assist you in achieving an height may result in improper interaxle U- Locate the air suspension ride estimated ground load). joint working angles. This can result in height valve. premature driveline wear and driveline After setting the pressure to obtain vibration.
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DRIVING - Axle and Suspension Rotate the valve either clockwise or Torque the mounting fasteners to Single Axle Unladen Ride Height -in. counterclockwise until air pressure 55-75 lb-in. (6.2-8.5 N·m). (mm) in the air springs provides the ride Remove the alignment pin or height specified for that Air Trac 11.39 (289)
DRIVING - Trailer Operations in the suspension to be exhausted from a switch on the dash. The normal purpose of What to do if an Air Spring CAUTION this feature is to allow you to lower the Ruptures vehicle for loading. A guard on the switch If an air spring has ruptured, drive the Operating a vehicle with air suspen- prevents you from accidentally deflating...
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DRIVING - Trailer Operations Set the tractor parking brake. unlock symbol on the Kingpin Release switch will illuminate. Connect the tractor brake air and WARNING The popup will inform the operator electric lines to the trailer. when to release the switch. Conduct a pre-trip inspection prior to Always inspect the fifth wheel for prop- releasing the brakes, raising the landing...
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DRIVING - Trailer Operations How to Release the Kingpin Disconnect brake air and electric NOTE lines from trailer, and secure lines. Manually Unlock the fifth wheel release Do not drive tractor free of trailer. handle if necessary, then unlock CAUTION the fifth wheel.
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DRIVING - Trailer Operations fifth wheel will smoothly separate to protect you against accidentally to be sure the fifth wheel slide lock is from the trailer. activating or releasing the lock. engaged. Failure to comply may result Suspension Dump Symbol in death, personal injury, equipment or WARNING property damage.
DRIVING - Driving Tips and Techniques Suspension Dump Symbol fully inserted into the fifth CAUTION wheel slide track. Operating the vehicle while the plungers are not fully inserted could Ensure the tractor and trailer brakes lead to the slide moving unex- are engaged prior to sliding the fifth pectedly, resulting in a loss of wheel.
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DRIVING - Driving Tips and Techniques Coasting Descending a Grade NOTE WARNING WARNING Often these recommendations are DO NOT coast with the transmission in DO NOT hold the brake pedal down secondary to maintaining an adequate neutral or with the clutch pedal de- too long or too often while going down and safe speed relative to the sur- pressed, it is a dangerous practice.
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DRIVING - Driving Tips and Techniques higher gear to bring engine rpm use. The driver must perform the daily and within the optimum speed range. weekly checks of the vehicle. WARNING Maintenance factors affecting fuel • When driving downhill: shift to a consumption: lower gear, use the engine brake (if DO NOT look at the Instrument Cluster...
DRIVING - What to Consider when using a Sleeper Bunk General Condition What to Consider when WARNING Other factors affecting fuel consumption are related to loads and the type of roads using a Sleeper Bunk on which the vehicle operates. It is not Be sure the latch that holds the upper always possible to choose the most bunk in the folded position is working...
DRIVING - Stopping the Vehicle Turbocharger This will free it from the anchored position and allow you to lower the bunk. WARNING This cooling-down practice is especially To Raise Fold the upper bunk up and push it important on a turbocharged engine. The Upper against the retaining latch until you hear turbocharger contains bearings and seals...
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DRIVING - Stopping the Vehicle gine manufacturers. If you need further al injury. Always set the parking WARNING information on fuel specifications, con- brakes. Never rely on the trailer hand sult the Engine Operation and Mainte- brake or truck air brakes to hold a DO NOT carry additional fuel contain- nance Manual.
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DRIVING - Stopping the Vehicle Secure the vehicle. Close all the windows and lock all the doors. Drain water from the air reservoirs. While the engine and air supply system are still warm, drain moisture from the air reservoirs. Open the reservoir drains just enough to drain the moisture.
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MAINTENANCE - Chapter 5 | MAINTENANCE New Vehicle Maintenance Schedule....................191 First Day............................191 First 50-100 mi / 80-160 km......................192 First 500 mi / 800 km.........................192 First 2,000 mi / 3,218 km........................192 First 3,000-5,000 mi / 4,800-8,000 km....................193 Maintenance Schedule........................194 At first 15,000 mi / 24,000 km or at first PM..................
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MAINTENANCE - Every 500,000 mi / 800,000 km / 5 years..................229 Every 750,000 mi / 1,200,000 km/ 24,000 Hours / 8 years............... 229 Lubricants............................230 Checking Oil Level..........................231 Air System............................232 Dual Air System Function Test......................234 Air Dryer Maintenance........................234 Air Tanks............................
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MAINTENANCE - Front Axle and Suspension....................... 273 Heater and Air Conditioner Maintenance..................276 Noise and Emission Control......................279 Diesel Exhaust Fluid (DEF) Tank Straps...................282 Rear Axle and Suspension........................282 Steering System..........................288 Driveline............................290 Tires..............................290 Wheels.............................. 294 Windshield Wiper/Washer.........................297 Transmission Maintenance....................... 297 Hydraulic Clutch..........................
MAINTENANCE - New Vehicle Maintenance Schedule New Vehicle Maintenance First Day Schedule First Day Perform a total vehicle alignment once a body is installed on the truck chassis. Steering U-joint Pinch Bolt • Refer to Steering Shaft Bolt Torque Specifications on page 290 for maintenance instructions.
MAINTENANCE - First 50-100 mi / 80-160 km First 50-100 mi / 80-160 km First 50-100 mi / 80-160 km Wheel Mounting • Refer to Wheels on page 294 for maintenance instructions. First 500 mi / 800 km First 500 mi / 800 km Front Axle U-Bolt Torque •...
MAINTENANCE - First 3,000-5,000 mi / 4,800-8,000 km First 2,000 mi / 3,218 km Rear Suspension Fasteners • Refer to Rear Axle and Suspension on page 282 for maintenance instructions. First 3,000-5,000 mi / 4,800-8,000 km First 3,000-5,000 mi / 4,800-8,000 km Transmission Lubrication •...
MAINTENANCE - Maintenance Schedule Maintenance Schedule WARNING WARNING Preventive maintenance program begins If the engine must be operating to in- Always support the vehicle with appro- with the daily and weekly routine checks spect, be alert and cautious around priate safety stands if it is necessary to Daily Checks on page 35.
MAINTENANCE - At first 15,000 mi / 24,000 km or at first PM the vehicle application. These tasks will be procedures consult your vehicle shown as separate tasks and will have the maintenance manual. WARNING words “ON HIGHWAY”, “CITY DELIVERY” •...
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Rear Axle and Suspension on page 282 for maintenance instructions.) Main and Auxiliary Transmission (including Eaton Automated or PACCAR Transmission) - Main and Auxiliary Transmission and Transfer Case • Inspect for visible damage, signs of overheating, and leaks. (Refer to...
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MAINTENANCE - At first 15,000 mi / 24,000 km or at first PM At first 15,000 mi / 24,000 km or at first PM Main and Auxiliary Transmission (including Eaton Automated or PACCAR Transmission) - Main and Auxiliary Transmission (OFF HIGHWAY) •...
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MAINTENANCE - At first 15,000 mi / 24,000 km or at first PM At first 15,000 mi / 24,000 km or at first PM Power Steering - Reservoir (OFF HIGHWAY) • Drain, replace the filter, and refill. (Refer to Check Power Steering Fluid Level on page 289 for maintenance instructions.) Steering Components - Drag link Tube Clamp and Ball Socket •...
MAINTENANCE - Component Specific Intervals At first 15,000 mi / 24,000 km or at first PM Fuel and Tanks - Fuel Tank Straps • Check the strap tightness: tighten to proper torque value as required; aluminum tank - 30 lb-ft (41 N·m) cylindrical steel tank - 8 lb-ft (11 N·m.) (Refer to Fuel Tank on page 273 for maintenance instructions.)
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Front Axle and Suspension on page 273 for maintenance instructions.) Front Axle - Vocational (PACCAR) - Steering Knuckle Spindles, Thrust Bearings, Kingpins, Drawkeys, Tie Rod Ends, Steering Stops, and Bushings (OFF-HIGHWAY) • Inspect for wear and damage and for endplay. Shim or replace as required. Weekly regardless of mileage. (Refer to...
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MAINTENANCE - Component Specific Intervals Component Specific Intervals Clutch - Clutch Hydraulic Fluid • Replace fluid and bleed system. 240,000 mi (384,000 km) or 2 years, whichever occurs first. (Refer to Hydraulic Clutch on page 298 for maintenance instructions.) Tires and Wheels - Tires •...
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MAINTENANCE - Component Specific Intervals Component Specific Intervals Driveshafts - Models SPL-140XL/170XL/ 250XL slip members and U-joints (OFF HIGHWAY and CITY) • Inspect. U-joint inspections should be performed every time a vehicle comes in for scheduled maintenance. Aftertreatment System - Diesel particulate filter •...
MAINTENANCE - Every 15,000 mi / 24,000 km / Monthly Every 15,000 mi / 24,000 km / Monthly Every 15,000 mi / 24,000 km / Monthly Frame - Fifth Wheel • Check the kingpin lock and plate for wear and function: lubricate (NLGI #2 grease.) (Refer to Fifth Wheel Monthly Maintenance on page 272 for maintenance instructions.) Front Axle - SOFTEK...
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MAINTENANCE - Every 15,000 mi / 24,000 km / Monthly Every 15,000 mi / 24,000 km / Monthly Drive Axle - Vocational (PACCAR) - Axle Assembly • Check oil level • Visually inspect for damage or leaks. Drive Axle - Vocational (PACCAR) - Breather •...
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Check the lubricant level and add as required. (Refer to Wheels on page 294 for maintenance instructions.) Main and Auxiliary Transmission (including Eaton Automated or PACCAR Transmission) - Main and Auxiliary Transmission and Transfer Case • Inspect for visible damage, signs of overheating, and leaks. (Refer to...
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MAINTENANCE - Every 15,000 mi / 24,000 km / Monthly Every 15,000 mi / 24,000 km / Monthly Tires and Wheels - Disc Wheels • Inspect the mounting ring, rim gutter, side ring, and lock ring for damage: replace as required. (Refer to Wheels on page 294 for maintenance instructions.)
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MAINTENANCE - Every 15,000 mi / 24,000 km / Monthly Every 15,000 mi / 24,000 km / Monthly Driveshafts - Models SPL-90, 1710 and 1810 Slip Member and U-joints • Lubricate Driveshafts - Model SPL-100 Slip Member and U-joints • Check the condition of the cables, cushion clamps, nylon tie straps, and routing.
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MAINTENANCE - Every 25,000 mi / 40,000 km / 6 Months Every 15,000 mi / 24,000 km / Monthly Electrical and Lights - Turn, Stop, Reverse Lights and Signals • Visual check. (Refer to Daily Checks on page 35). Electrical and Lights - Power Supply Harnesses (engine, Transmission, etc.) •...
MAINTENANCE - Every 30,000 mi / 48,000 km Every 25,000 mi / 40,000 km / 6 Months Front Axle - Linehaul (PACCAR) - Kingpin Joint Grease/Tie Rod Ends • Heavy-Duty Multipurpose Lithium Based: #1 or #2 Grade. (Refer to Front Axle and Suspension on page 273 for maintenance instructions.)
• Lubricate with approved grease. (Refer to Front Axle and Suspension on page 273 for maintenance instructions.) Drive Axle - Linehaul (PACCAR) - Axle Assembly • Check oil level and inspect for leaks. • Visually inspect for damage or leaks.
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Check for out-of-round or oversize condition [0.080 in. (2 mm) more than the original diameter]. Replace as required. (Refer to Brake System on page 239 for maintenance instructions.) Main and Auxiliary Transmission (including Eaton Automated or PACCAR Transmission) - Main and Auxiliary Transmission and Transfer Case • Check the drain plugs for tightness. (Refer to Transmission Maintenance on page 297 for maintenance instructions.)
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MAINTENANCE - Every 30,000 mi / 48,000 km Every 30,000 mi / 48,000 km Cooling - Extended Life Coolant (ELC) • Check coolant/antifreeze condition. (Refer to Cooling System Maintenance on page 250 for maintenance instructions.) Steering Components - Steering Intermediate Shaft U-joints (OFF HIGHWAY or CITY DELIVERY) •...
Inspect engine mounts every 60,000 miles (96,000 km.) (Refer to Engine Mounting on page 271 for maintenance instructions.) Contact an authorized vehicle OEM dealership if engine mounts need servicing. Front Axle - Vocational (PACCAR) - Steer Axle Wheel Ends: Oil Bath (Adjusted) • Synthetic SAE 75W-140, SAE 50. •...
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Semi-Fluid Synthetic Grease: Delo SF, Mobil SCH 007. (Refer to Front Axle and Suspension on page 273 for maintenance instructions.) Front Axle - Vocational (PACCAR) - Steer Axle Grease Pack (Adjusted) • Heavy-Duty Multipurpose Lithium Base: #2 Grade. (Refer to Front Axle and Suspension on page 273 for maintenance instructions.)
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NXT (Hendrickson) - Ride Height • Inspect that ride height is within specifications. (Refer to Air Suspension Ride Height for maintenance instructions) Drive Axle - Linehaul (PACCAR) - Axle Assembly • Drain and replace MINERAL BASE lubricant. Drive Axle (Dana) - Axle Housing •...
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MAINTENANCE - Every 60,000 mi / 96,000 km / 6 Months Every 60,000 mi / 96,000 km / 6 Months Drive Axle (SISU) • Drive Axle (SISU) Oil Servicing on page 287 • Drive Axle (SISU) Inspection on page 287 •...
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Cooling System Maintenance on page 250 for maintenance instructions.) Main and Auxiliary Transmission (including Eaton Automated or PACCAR Transmission) - Main and Auxiliary Transmission (OFF HIGHWAY) • Drain lubricant while warm. Flush each unit with clean flushing oil. (Refer to...
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MAINTENANCE - Every 60,000 mi / 96,000 km / 6 Months Every 60,000 mi / 96,000 km / 6 Months Auxiliary Transmission - Cotta Transfer Case TR2205 Fabco Transfer Case TC142/TC143/ TC170/ TC270 Marmon-Harrington Transfer Case MVG2000/ MVG2000SD • Initial oil change: Drain oil while warm: flush case with gear oil-compatible fluid, clean magnetic drain plug, and refill. Do not flush the case with any solvent.
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MAINTENANCE - Every 60,000 mi / 96,000 km / 6 Months Every 60,000 mi / 96,000 km / 6 Months Power Steering - Steering Gear • Check the lash of the sector shaft: adjust as required. (Refer to Steering System on page 288 for maintenance instructions.) •...
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MAINTENANCE - Every 60,000 mi / 96,000 km / 6 Months Every 60,000 mi / 96,000 km / 6 Months Fuel and Tanks - Fuel Tanks • Inspect tanks, brackets, hoses, and fittings for correct location, tightness, abrasion damage, and leaks: repair or replace as required.
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MAINTENANCE - Every 60,000 mi / 96,000 km / 6 Months Every 60,000 mi / 96,000 km / 6 Months Electrical and Lights - ECM Connector • Check the tightness of the ECM connector. (Refer to Electrical System on page 254 for maintenance instructions.) for maintenance instructions.) Electrical and Lights - Wheel Sensors •...
MAINTENANCE - Every 120,000 mi / 192,000 km / Annually Every 60,000 mi / 96,000 km / 6 Months Air - System • Lubricate. (Refer to Air System on page 232 for maintenance instructions.) Air - Inline Filters • Replace elements or clean with solvent. (Refer to Replace Engine Air Filter for maintenance instructions.) Every 120,000 mi / 192,000 km / Annually Every 120,000 mi / 192,000 km / Annually...
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MAINTENANCE - Every 120,000 mi / 192,000 km / Annually Every 120,000 mi / 192,000 km / Annually Front Axle - Linehaul (PACCAR) - Steer Axle Wheel Ends: Oil Bath (Adjusted) • Synthetic SAE 75W-140, SAE 50W. (Refer to Front Axle and Suspension on page 273 for maintenance instructions.)
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MAINTENANCE - Every 120,000 mi / 192,000 km / Annually Every 120,000 mi / 192,000 km / Annually Drive Axle (Dana) - Air Shift Unit • Remove the housing cover and drain the lubricant. Wash the parts thoroughly and dry in air. (Refer to Drive Axle - Dana page 285 for maintenance instructions.) Drive Axle (Dana) - Breather...
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MAINTENANCE - Every 120,000 mi / 192,000 km / Annually Every 120,000 mi / 192,000 km / Annually Drive Axle (Meritor Line Haul / ON HIGHWAY) - Interaxle Differential • Check the operation. (Refer to Drive Axle - Meritor on page 286 for maintenance instructions.) Drive Axle (Meritor City Delivery / OFF HIGHWAY) - Lubricant Filter •...
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MAINTENANCE - Every 120,000 mi / 192,000 km / Annually Every 120,000 mi / 192,000 km / Annually Rear Suspension - Mounting Brackets and Fasteners • Check the condition and the fastener torque. Tighten to the specified torque value as required.(Refer to Suspension U-Bolts, Grade 8 on page 306 for maintenance instructions.)
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MAINTENANCE - Every 240,000 mi / 384,000 km Every 120,000 mi / 192,000 km / Annually Heating and Air Conditioning - Heater and Air Conditioner • Full operational and diagnostic check. (Refer to Heater and Air Conditioner Maintenance on page 276 for maintenance instructions.) Heating and Air Conditioning - Sleeper Air Filter •...
MAINTENANCE - Every 300,000 mi / 480,000 km / 6,750 Hours / 3 Years Every 240,000 mi / 384,000 km Drive Axle - Vocational (PACCAR) - Axle Assembly • Drain and replace SYNTHETIC BASE lubricant. Hub, Drum, and Hubcap - Hubs (non-LMS) with Outrunner Seals •...
Every 500,000 mi / 800,000 km / 5 years Every 500,000 mi / 800,000 km / 5 years Front Axle - Linehaul (PACCAR) - Steer Axle Wheel Ends: Oil Bath LMS • Synthetic SAE 75W-90. (Refer to Front Axle and Suspension on page 273 for maintenance instructions.)
Flush, drain, and refill with new coolant. (Refer to Cooling System Maintenance on page 250 for maintenance instructions.) Main and Auxiliary Transmission (including Eaton Automated or PACCAR Transmission) - Main and Auxiliary Transmission (ON HIGHWAY) • Drain lubricant while warm. Flush each unit with clean flushing oil. (Refer to...
MAINTENANCE - Checking Oil Level Non-PACCAR Transmissions, Axles and Hubs WARNING NOTE For all non-PACCAR brands, see the manufacturer's operator's manual for Exhaust fumes from the engine con- Keep the engine exhaust system and recommended lubrication specifications tain carbon monoxide, a colorless and the vehicle's cab ventilation system and maintenance intervals.
MAINTENANCE - Air System ber push rods and slack adjusters, Air System WARNING they may apply as system pressure drops. The operation of the vehicle’s braking Never exceed recommended air pres- system and many vehicle accessories sure and always wear safety glasses depends upon the storage and application WARNING when working with air pressure.
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MAINTENANCE - Air System chambers. Contamination of the air supply cause loss of vehicle control and may system is the major cause of problems in WARNING lead to death or serious personal in- air-operated components such as brake jury. valves, and suspension height control Completely bypassing a Bendix®...
MAINTENANCE - Dual Air System Function Test accumulation and should be considered before replacing the desiccant cartridge. Dual Air System Function Air Dryer Maintenance • Air usage is exceptionally high and Test not normal for a highway vehicle. This may be due to accessory air NOTE Conduct this test at least every 3 months demands or some unusual air...
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(see desiccant replacement cartridge when formed during this period. below for components/areas affected): replacing. Failure to perform this main- tenance task will void the PACCAR • Pressure protection valves Transmission warranty and may result Bendix® AD-HF Series Air Dryer •...
MAINTENANCE - Air Tanks • Replace worn seals in valves and air motors as they are needed. Air Tanks Your authorized dealer carries rebuild kits for most units WARNING If the supply and service air tanks are Air Gauges and Air Leaks not drained at the recommended fre- quency, water could enter the air lines and valves.
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MAINTENANCE - Air Gauges and Air Leaks The Primary gauge indicates pressure in • Turn red How to Check the Compressed Air the rear braking system: System for Leaks • Indicate below 65 psi (448 kPa) Or the Low Air System Pressure Alarm Primary Air Pressure Gauge •...
MAINTENANCE - Air Compressor • Periodically, to ensure system Start the engine and build up air pressure reaches 120 psi (827 kPa) and integrity pressure again. compression is reestablished when system pressure falls to 100 psi (690 kPa). To check for Air System leaks Turn the Ignition Switch to OFF (stopping the engine) and then Start the engine if not already...
MAINTENANCE - Brake System • Disassemble compressor and complies with the respective portions types are so related to one another thoroughly clean and inspect all of FMVSS 121. A tractor shall not be that a seemingly unimportant change parts. Repair or replace all worn or operated or configured as a truck, nor in one may result in a change in how damaged parts, or replace...
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MAINTENANCE - Brake System How to inspect brake pads on disc • Drum radius brake calipers can burn skin on brakes contact. • Brake linings To inspect the brake pads: Chock the wheels. • Brake chambers Park on level ground and chock the Temporarily release the parking •...
MAINTENANCE - Cab Maintenance Automatic Slack Adjuster Stroke Start the vehicle and get the air Specification system up to normal operating pressure. Do not apply the parking brake. Chamber Type Stroke Apply pressure to the brake pedal 36 (rear brakes) 1.5-2.5 in.
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MAINTENANCE - Cab Maintenance • Only use spot removing fluids in well ventilated areas WARNING WARNING • Any vehicle is subjected to deterioration from multiple causes Always allow hot surfaces to cool DO NOT clean the underside of chas- (i.e. industrial fumes, ice, snow, down before attempting to work near sis, fenders, wheel covers, etc.
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MAINTENANCE - Cab Maintenance • Chrome surfaces are best cleaned water, especially when the salt-laden with fresh water. Wipe dry to moisture is held against the metal surface CAUTION preserve their luster. A commercial by road grime. It is important to frequently chrome cleaner will remove light clean salty moisture and grime from Do not direct high pressure water onto...
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MAINTENANCE - Cab Maintenance freezing weather to prevent doors and fabric upholstery with upholstery shampoo • Bleach windows from sticking shut with ice. specially formulated for this purpose. • Acetone • First remove loose dirt, dust or • Any other strong solvent debris with a vacuum cleaner.
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MAINTENANCE - Cab Maintenance death, personal injury, equipment or CAUTION WARNING property damage. Do not direct high pressure water onto DO NOT use gasoline, kerosene, seals or flexible hoses. Water may en- naphtha, nail polish remover or other CAUTION ter the part which will contaminate the volatile cleaning fluids.
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MAINTENANCE - Cab Maintenance • Use cool water and a mild, mounted to the firewall in the passenger all times. Failure to comply may result automotive-type soap. Strong side rear corner of the engine in equipment damage. industrial detergents, cleaning compartment.
MAINTENANCE - Cab Structure, Doors and Hoods Care of Display Screens on the Dashboard Safety Restraint System - To clean the screen, dampen a clean, soft, Inspection lint-free cloth with water only. A mild glass cleaner that does not contain alcohol or ammonia may also be used.
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MAINTENANCE - Safety Restraint System - Inspection Seat Belt Inspection Points Mounting hardware for corrosion, proper tightness of bolts and nuts WARNING Web for deterioration, due to exposure to the sun It is important to remember that any Factors contributing to reduced seat belt time a vehicle is involved in an acci- life: dent, the entire seat belt system must...
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Inspect the retractor web storage only replaced with an authorized PACCAR could prevent the system from func- device, which is mounted on the Parts replacement seat belt. If the tioning properly the next time it is floor of the vehicle, for damage.
In case of contact, NOTE meets or exceeds all ASTM D6210 and immediately wash skin with soap and Caterpillar EC-1 requirements. PACCAR water. DO NOT take internally. If swal- Coolant is harmful to the environment. recommends only using a 50:50 mixture of...
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Glycol Concentration Level CAUTION components. Consult your dealer or the coolant manufacturer’s representative Desired Use of non-genuine PACCAR coolant for recommended extended life coolant test Freeze Coolant filters can cause severe engine dam- kits, test strips, and laboratory sample Level Point °F...
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CAUTION EGR system and oil cooler. The plug- ging of the cooling system can hamper Use of non-genuine PACCAR coolant heat transfer, causing internal engine filters can cause severe engine dam- damage. DO NOT use sealing addi- age.
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MAINTENANCE - Cooling System Maintenance • Deterioration/signs of leaking Turn off the engine and let it cool for a minimum of 10 minutes. • Hose clamp torque NOTE If your cooling system is built with an air bleed valve in the upper How to Add Coolant to the Cooling DO NOT use the pressure cap to fill engine coolant pipe, open the air...
If the coolant frequently needs top- indicating hot coolant is now ping-up or there are any signs of cool- running through it. ant leakage, consult a PACCAR Serv- CAUTION Add coolant to the surge tank until ice dealer. the coolant remains 1/2 in. (13 mm) DO NOT modify or improperly repair above the "MIN"...
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MAINTENANCE - Electrical System ignition is turned off. After the ignition turns When battery voltage drops below the LVD When the two-minute countdown off, the engine aftertreatment system setting, LVD starts a two-minute has ended, the LVD “Hotel Loads circulates DEF to help cool down the fluid countdown.
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MAINTENANCE - Electrical System Phillips-head screwdriver, and remove cover plate. Headlight Pod – Back (cover plate removed) NOTE Cover plate is removed in picture. If replacing the Low Beam bulb, The determination of what circuits/ remove the rubber access cap (1). loads that were connected to the LVD The High Beam bulb does not have was based upon the recommendation...
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MAINTENANCE - Electrical System • Keep your headlights clean using Altering the Electrical System applications, a fuse may be used in- only mild soap and water (see Refer to a wiring diagram for your chassis stead of a circuit breaker. Maintaining Headlight before adding electrical options to ensure Performance).
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MAINTENANCE - Electrical System the K-CAN and S-CANs is provided by two Scotch locks RP1226 connectors. DO NOT tap into, WARNING connect to, tamper with, or splice into any CAN network other than the K-CAN or the Never remove or tamper with battery S-CAN.
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MAINTENANCE - Electrical System Dirty or Loose Connections: improper • Allow no sparks or open flame connections may stop the flow of electrical anywhere near the charging area. CAUTION power to and from the battery. • Charge a battery only in a well- ventilated area, such as outdoors Battery Charging The Diesel Exhaust Fluid (DEF) sys-...
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MAINTENANCE - Electrical System • Never attempt to place the vehicle In Cab Battery Access Category Specification in motion, or run the engine with Your vehicle may be equipped with batteries disconnected Voltage 12 V Absorbed Glass Mat (AGM) batteries •...
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MAINTENANCE - Electrical System Disconnect positive (+) cable Failure to comply may result in person- Unscrew the holding plate bolts NOTE al injury or death. with an open end wrench Make sure to reconnect the ground WARNING (negative) cable last. NOTE Fairings not installed properly could Always dispose of automotive batter-...
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MAINTENANCE - Electrical System Slow Battery Charging Alternator battery chargers to these devices to Take the following precautions to avoid recharge the vehicles batteries. Con- burning out alternator diodes: WARNING nect directly to the conventional two • DO NOT start the engine with post charging batteries to charge alternator disconnected them.
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MAINTENANCE - Electrical System ensure correct polarity, use a test need to be reprogrammed to pair with the Open the driver and passenger lamp or a voltmeter. vehicle. doors. Press and hold the passenger door’s unlock button for 5 seconds, Remote Keyless Entry then release the button.
MAINTENANCE - Engine Maintenance carbon monoxide, a colorless and (24,140 km); (2) Whenever a change Engine Maintenance odorless gas. Carbon monoxide can is noticed in the sound of the exhaust be fatal if inhaled. Failure to comply system; or (3) Whenever the exhaust These topics relate to the operator may result in property damage, per- system, underbody, or cab is dam-...
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MAINTENANCE - Engine Maintenance Make sure that the vehicle frame Place the dipstick back into the Topping Up the Engine Oil rail is standing on a flat and level holder. surface. Pull the dipstick out again and Make sure that the vehicle is check the oil level.
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MAINTENANCE - Engine Maintenance Reinstall the oil fill cap and twist to Pipe and Hose Clamp Torque lock it in place. Values Torque specifications for engine parts. Application Type of Clamp lb-in. N•m Radiator and Heat Exchanger Constant Torque CT-L 90-110 10.2-12.5 Hoses...
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MAINTENANCE - Engine Maintenance Slip the belt around the idler pulley conditions (e.g. fan belt misaligned attached to the automatic or excessive wear/damage, etc.). tensioner. • With the engine idling and the hood Release the automatic tensioner. open, stand at the front of the vehicle.
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MAINTENANCE - Engine Maintenance Air Intake System Turbocharger this immediately. If you detect any deficiencies, take the vehicle to an Engine heat, vibration, and age combine to authorized dealer for servicing. Delay could loosen air intake connections and cause WARNING lead to severe and expensive damage to cracks in the tubing and elbows.
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MAINTENANCE - Engine Maintenance Visually inspect the filter housing, Reconnect hose to filter housing enclosure, and hardware for cap if removed earlier in this CAUTION damage. procedure. If damaged, replace the air cleaner. Verify housing cap is secure. Ensure no foreign debris enters in sol- Gently, pull filter directly out of the Close and secure hood.
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MAINTENANCE - Engine Maintenance Verify that there are no air leaks, start the engine and allow the air system to reach operating pressure. Activate the under hood air switch and verify that there are no air leaks. Cover the air hose end and the Disconnecting the air solenoid will allow fitting with tape or something lint- the air filter housing to be removed to...
MAINTENANCE - Frame be reset by pressing the button at the end system, see "Noise and Emission Control" • Check for complete insertion of of the indicator. in your vehicle operator's manual. Please motor mount. Replace as refer to the engine operator's manual for necessary.
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MAINTENANCE - Frame electronics that could be affected, devices, diagnostic devices, and but a few examples include the monitoring devices. WARNING following: alternator, engine Electronic Control Unit (ECU), Fifth Wheel Monthly Maintenance Frame welding is NOT recommended. transmission ECU, ABS ECU, The high heat of welding nullifies the •...
MAINTENANCE - Fuel System • Remove fifth wheel from vehicle. Refer to the Shop Manual, "Fifth Fuel System CAUTION Wheel Removal." • Steam clean the fifth wheel and Location of Fuel Shut-off Valves If anyone ever pours gasoline into your mounting brackets.
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MAINTENANCE - Front Axle and Suspension Kingpin Lubrication Suspension Lubrication Inspection For all vehicles, mandatory maintenance procedures include retightening all U-bolts and inspecting the suspension for loose, damaged, or abnormally worn fasteners. Visually inspect the shock absorbers, the rubber bushings, the leaf springs, and that the suspension is aligned and functioning properly.
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Failure to Suspension U-Bolts comply may result in death, personal injury, equipment or property damage. PACCAR 20k Front Axle It is important that U-bolts remain tight. Lubrication Severe use of your vehicle will cause them U-bolts are difficult to tighten unless you...
Lubricate wheel end assembly with a drive provides comfort for those in the cab axle lubricant that meets MIL-L-2105D PACCAR 20k Front Axle Lube Points through accurate control of the cab specifications. Either SAE 80W-90 mineral environment in all weather conditions.
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MAINTENANCE - Heater and Air Conditioner Maintenance • Keep the exhaust pipe area clear ventilation. Failure to do so may result Temperature Control Dial to "cool," to help reduce the buildup of in death or personal injury. then gradually increase the tempera- exhaust gas under the vehicle.
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MAINTENANCE - Heater and Air Conditioner Maintenance • Check all components and Locate air intake housing at connections for refrigerant leaks. If passenger rear corner of vehicle WARNING you discover a leak, do not try to under the rain tray. tighten a connection.
MAINTENANCE - Noise and Emission Control Noise Emission Warranty Sleeper HVAC Air Filter device or element of design incorporated into any new vehicle Lift the sleeper bunk to expose the Peterbilt warrants to the first person who for the purpose of noise control sleeper HVAC module.
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MAINTENANCE - Noise and Emission Control Air Intake System fasteners and repair or replace any Removing of air signal attenuator on worn or damaged fasteners. engines equipped with this device • Do all checks and maintenance Removing of diesel exhaust fluid tank and procedures listed in this manual •...
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MAINTENANCE - Noise and Emission Control • Check SCR canister filter, clamps Diesel Particulate Filter (DPF) Engine Fan and Shroud and mounting brackets. Tighten if Hood Insulation Blanket • Check DPF, clamps, and mounting necessary. Inspect SCR canister Inner Fenders Shields and Cab Skirts brackets.
MAINTENANCE - Diesel Exhaust Fluid (DEF) Tank Straps Component Recom- Date & R.O. Repair Work Date & R.O. Repair Work mended Facility & Performed Facility & Performed Interval Location Location (Miles) Inner Fender Shields 50,000 Cab Skirts Fasteners 50,000 Air Intake System 5,000 Integrity Element Clutch-type Fan Drive...
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MAINTENANCE - Rear Axle and Suspension type of load, road conditions, and vehicle cause component system failure, pos- speed. All vehicles need to have their U- WARNING sibly resulting in an accident. Improp- bolts checked and tightened regularly, but erly tightened (loose) suspension U- severe use of your vehicle can cause them DO NOT work on the vehicle without bolts can lead to unsafe vehicle condi-...
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MAINTENANCE - Rear Axle and Suspension • New springs settle-in after the bolt. No dirt, grit, or rust should be vehicle's initial service, causing the WARNING present. U-bolts to become loose Rear Suspension Fasteners DO NOT replace U-bolts and nuts with WARNING common U-bolts or standard nuts.
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MAINTENANCE - Rear Axle and Suspension axles, you may have misaligned axles. If (8,000 km) if converting to an you suspect rapid tire wear, have your rear Eaton-approved synthetic lube. Drive Axle - Dana axle alignment checked and adjusted by an •...
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MAINTENANCE - Rear Axle and Suspension Type of Lubricant On-Highway Mi. (km) Maximum Change On/Off Highway Severe Maximum Change Interval Service Mi. (km) Interval Eaton-Approved 350,000 (560,000) Synthetic in axle with extended drain interval option Meritor Axle Lubrication Under Meritor’s Advanced Lube Rear Drive Axle program, the axles listed below are Drive Axle - Meritor exempt from an initial lubricant change:...
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MAINTENANCE - Rear Axle and Suspension particular axle for lubricant • See your dealer for Meritor- • Refer to the following chart for specifications. approved lubricant brands. lubricant change intervals: Application Type Of Lubricant Mileage Interval On Highway Synthetic 240,000 mi. (384,000 km) Synthetic with Pump and Filter 500,000 mi.
MAINTENANCE - Steering System When no input is applied through the be recalibrated. Any repairs or adjust- steering wheel, the steering gear will return Steering System ments to any part of the steering sys- to the neutral position. If, for any reason, tem must be performed by an author- the power assist system goes out, steering ized dealer.
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MAINTENANCE - Steering System Check Power Steering Fluid Level Fill cap Power Steering Reservoir • If you check the fluid with the CAUTION engine and steering system COLD, the fluid level should be When adding fluid, be sure to use fluid above the Add indicator level of the same type.
MAINTENANCE - Driveline Steering Shaft Bolt Torque Specifications WARNING WARNING The steering (intermediate shaft) U-joint pinch bolt should be tightened on the first If this chassis is equipped with an Improper lubrication of U-joints can day or two of operation, then checked Electronic Stability Control (ESC) and cause them to fail prematurely.
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MAINTENANCE - Tires operation. Here are some tips on such as flex break, radial cracks, and ply maintaining your tires. separation. Low pressure may affect WARNING control of your vehicle, especially at the Proper Over Under front wheels. Most tire wear problems are DO NOT operate a vehicle with under- caused by underinflation as the result of inflated tires.
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MAINTENANCE - Tires Effects of Load and Pressure on WARNING WARNING Tire Life DO NOT attempt to raise the vehicle to Overinflated tires can cause accidents. remove or install a damaged tire and They wear more quickly than properly Vehicle Tire Expected wheel assembly if you are not fully...
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MAINTENANCE - Tires groove. Check at three places equally spaced around the tire. WARNING NOTE WARNING DO NOT mismatch tires, it can be dan- To prolong your tires' life and make gerous. Never mix tires of different de- them safer, have their radial and later- sign such as steel belted radials and DO NOT replace original equipment al run-out checked at your dealer.
MAINTENANCE - Wheels Greenhouse Gas Certified Tires be clean and dry. Do not lubricate wheel for disc brake applications. If it ever nuts or studs. becomes necessary to replace an original equipment wheel, the replacement wheel NOTE must be the same brand and size as the WARNING take-off wheel.
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MAINTENANCE - Wheels operation and adequate service life, your not adequate for this purpose. Failure wheel bearings must be adjusted properly WARNING to comply may result in death, person- at the recommended intervals. Contact al injury, equipment or property dam- your authorized dealer to make sure the Improperly mounting and demounting age.
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MAINTENANCE - Wheels Tightening Wheel Cap Nuts Hub Piloted Disc Wheels This is a job you may not be able to do yourself. You need the right torquing equipment to do it. WARNING Stud Piloted Disc Wheels Tighten wheel cap nuts properly. If they are not tightened properly, wheel nuts could eventually cause the wheel to become loose, to fail, and/or to...
Failure to perform this main- Check the washer reservoir water level Transmission Maintenance tenance task will void the PACCAR daily, located in the engine compartment. If Transmission warranty and may result necessary, refill to the proper level.
MAINTENANCE - Hydraulic Clutch Lubrication Change and Inspection Clutch Hydraulic Fluid Off-Highway Use CAUTION Refer to the Eaton Fuller transmission manual for servicing information. Exceeding recommended change intervals may be harmful to the Highway Use life of the transmission and the trans- •...
MAINTENANCE - Specification Reference Charts Clutch Adjustment the fluid, locate the drain fitting on the air manufacturer's Service Manual for the solenoid mounted to the transmission proper adjustment procedures. Some clutches are self-adjusting, however; housing. Open this fitting and allow fluid to there are manually adjusted clutches that drain out of the system.
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MAINTENANCE - Specification Reference Charts Application Type of Clamp lb-in. N•m Fuel, Oil and Water Heat Miniature 3600L 10-15 1.1-1.7 Exchangers (for hoses less than 9/16 in. diameter). value. After that, check wheel cap nuts at This is a job you may not be able to do least once a week.
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Engine oil meeting API “Five engine test sequence” CD50 SAE 50W synthetic transmission fluid Engine oil meeting severe duty service requirements for direct-injection turbocharged CK-4/ Engine oil for PACCAR MX and Cummins EGR engines CJ-4 Multipurpose chassis grease Y53-6126-1A1 (01/21)
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MAINTENANCE - Specification Reference Charts Type Application Extreme Pressure Lubricant (Lithium 12-hydroxystearate base NLGI 2) Straight mineral gear lubricant Hypoid Gear Oil, A.P.I. - GL-5, SAE 75W-90FE synthetic gear lubricant High Temperature grease (Timken Spec. 0-616) Multipurpose gear lubricant (MIL-L-2105B) DOT3 Brake Fluid Component Lubrication Index...
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MAINTENANCE - Specification Reference Charts Application Type Clutch Release Bearings Brake Shoe Anchor Pins Brake Cam Bearings Slack Adjusters Starter Bearings Turbocharger Aneroid Water Pump BB (1) Suspension Fittings (other than threaded pins and bushings) Steering Axle: Grease Fittings on Steering Arm; Tie Rod Ends; Drag Link;...
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MAINTENANCE - Specification Reference Charts Application Type Hub-piloted Aluminum Wheels Coat the wheel pilot or hub pads with Freylube #3 lubricant (light colored) or Chevron Zinc lube. Do not get lubricant on the face of the wheel or the hub. Manual Transmission Hydraulic Clutch DOT3 (Brake Fluid) (1) Consult manufacturer or lubricant supplier for special details.
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• Fasteners must be torqued from Torque requirements in the table below the nut to achieve correct clamp apply to PACCAR proprietary suspensions load. using Protec Torque/TEXO coated U-bolts, only. For all other suspensions, follow the manufacturer's recommended torque values.
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16 UNF 434) Name bolt) Tandem M22 x 375–475 (508– Tracking 155–195 Low Air 644) For all non-PACCAR suspension rod bolts (210–264) Leaf systems, see the manufacturer’s operator’s manual for torque 0.75 NF Spring 165–210 Air Leaf (U- 1.0 -in.
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MAINTENANCE - Specification Reference Charts Flex Air Fastener Torque Values Fastener Fastener lb•ft (N•m) Fastener Torque lb•ft Name Fastener Name (N•m) Frame 50–65 (68– Fastener Torque lb-ft Fastener M20 x 2.5 Bar pin 325–425 bracket Name (N•m) bolts (441–576) bushing Drive bolts M22 x 1.5...
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MAINTENANCE - Specification Reference Charts Vehicle Light Bulb Specifications Fastener Torque lb-ft Fastener Name (N•m) Bulb Type of Notes Air spring 36–51 (49– Location Bulb support beam bolts H11-LL, 12 (Long life beam/DRL volts, 55 version not 0.88 - 14 Drive beam 380–460 halogen...
INFORMATION - Consumer Information remedy campaign. However, NHTSA Transport Canada, ASFAD Place de Ville cannot get involved in individual problems Tower C 330 Sparks St. Ottawa, ON K1A Consumer Information between you, your dealer, and vehicle manufacturer. Contacting NHTSA is For additional road safety information, How to Order Replacement Parts possible through telephone, written mail...
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INFORMATION - Vehicle Identification Labels • Back of cab, left-hand rear panel, edge or on the driver’s side door frame. It lower edge contains the following information: • Tire, Rim, and Weight Rating Data • GVWR - Gross Vehicle Weight label (truck) Rating •...
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INFORMATION - Vehicle Identification Labels Paint Identification Label indicates the date of manufacture and other pertinent information, is located on NOTE The Paint Identification Label contains the the driver’s side door edge or on the paint colors used by the factory to paint driver’s side door frame.
Engine Shutdown System (ESS) to If you have a PACCAR PX-7 or PX-9 To comply with CARB emissions meet limited idle regulations implemented engine, your label will look like the image requirements, your vehicle will either have by CARB and some additional states.
Low rolling Modifying a vehicle’s certified configu- compliance resistance tires (all) ration without good engineering judg- standards ment or PACCAR’s approval may be a Regulatory Describes the violation of the Clean Air Act and sub- Subcategory vehicle’s certified Y53-6126-1A1 (01/21)
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INFORMATION - Greenhouse Gas Certified Configuration LRRD Low rolling technology configuration. resistance tires components Changing (drive) aluminum wheels ADVO Vehicle includes to a steel wheels LRRS Low rolling other advanced- may be a violation resistance tires technology of the Clean Air Act (steer) components and subject to fines...
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INFORMATION - Greenhouse Gas Certified Configuration GHG Regulated Powertrain GHG Regulated Certified Tires Other Technologies This vehicle may Parameters Not On the Emission be equipped with Control Information Label factory installed NOTE automatic engine shutdown (AES), The tires installed on this vehicle at the Powertrain Regulated neutral idle, start-...
IMPLIED. WHERE PERMITTED BY LAW, for the safe operation and maintenance of Original Equipment Tires PACCAR EXPRESSLY DISCLAIMS ANY the vehicle and its tires. PACCAR does not WARRANTY OF MERCHANTABILITY OR warrant wear and tear of the tires. PACCAR Inc. warrants the tires installed...
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Retain all receipts covering maintenance program settings in accordance with a GHG-related part on your vehicle is on this equipment. PACCAR cannot deny manufacturer specifications. This found to have a defect in material or warranty solely for the lack of receipts or...
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INFORMATION - Vehicle Emissions Limited Express Warranty are not equivalent to the PACCAR engine new or genuine approved rebuilt parts and operation without adequate coolants or or OEM vehicle manufacturer’s original assemblies will utilize replacement parts lubricants; overfueling; overspeeding; lack...
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PERSONAL CONTENTS; of emission control parts and assemblies COMMUNICATION EXPENSES; replaced during Scheduled Maintenance of LODGING AND/OR MEAL EXPENSES; the engine as specified in PACCAR FINES; APPLICABLE TAXES OR Operator’s Manuals. THIS WARRANTY, BUSINESS COSTS OR LOSSES; TOGETHER WITH THE EXPRESS ATTORNEYS’...
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Index Index Anti-Theft Antilock Brake System At first 15,000 mi / 24,000 km or at first PM Active Cruise Control Set Following Distance Auto Slack Adjuster Active Warnings 64, Automated Emergency Braking, See Collision Mitigation adaptive cruise control Automated transmission Adaptive Cruise Control Automatic Slack Adjuster Stroke Specification Adaptive Cruise Control Notification, See ADAS Notification...
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Index Brake, ParkingManual release Brakes, Antilock Brake System Brakes, Low Air Brakes, Trailer Antilock Brake System Daily Checks Dash Switch Tailer Hand Brake Bulb Check Bunk Ladder 14, 17, 18, Dashboard Display Screen Dedicated Telltales Deep Snow and Mud Switch Diesel Exhaust Fluid (DEF) Diesel Exhaust Fluid tank maintenance Diesel Particulate Filter (DPF) Warning Light...
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Engine Brake indicator Engine Brake Manual Transmission Fifth Wheel Monthly Maintenance Fifth Wheel Slide, See How to Slide the Fifth Wheel Engine Brake PACCAR Transmission 136, Engine Cooling Recommendations and Specifications Fifth Wheel Slide Switch Engine Fan Fifth Wheel Slide Unlocked...
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Index HDB, See Highway Departure Braking Keyless Entry Heater and Air Conditioner Maintenance Heating and Air Conditioning High Beam High Beam Flash Highway Departure Braking Lamp Self Test Horn Lamp Test Horn honking, Aftertreatment Warning Lamps, Headlamps Flashing, Aftertreatment Warning How to Add Coolant to the Cooling System Lane Departure How to Adjust Mirrors...
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Releasing the Kingpin, See How to Release the Kingpin from the Cab Remote Keyless Entry Remove Optional Solenoid on Air Filter Housing Removing Batteries PACCAR 20k Front Axle Lubrication Repairs PACCAR AMT Replace Battery Box Cover PACCAR AMT Shifting gears...
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Index Roll Stability Example Systems Check Safety Tachometer 66, Safety Alerts Testing Exterior Lamps Safety Restraint System - Inspection Tilt Telescope Sand Time Scroll Wheel Tire Inflation 91, Seat Tire Pressure Monitoring System Tires Komfort Latch Topping Up the Engine Oil Lap/Shoulder Belt Tow Pin Safety Restraint Belts...
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Index Unlocking the Fifth WheelFifth Wheel Operation Variable Road Speed Limiter Variable Speed LimiterHow to Set the Variable Speed Limiter Vehicle Emissions Limited Express Warranty Vehicle ID Labels Vehicle is stuck Vehicle Light Bulb Specifications Vehicle Loading View Indicator Visual inspection while approaching the vehicle Warm Up, Engine Warning Icons Washer Fluid, See How to Refill the Washer Fluid Reservoir...
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P E T E R B I L T M O T O R S C O M P A N Y A PACCAR Company P.O. Box 90208 Denton, Texas 76202 Do not remove the manual from vehicle. Before operating vehicle study the manual carefully.
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