Peterbilt 320 Operator's Manual
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Peterbilt 320 Operator's Manual

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MODEL 320
OPERATOR'S
MANUAL

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  • Page 1 MODEL 320 OPERATOR’S MANUAL...

  • Page 2: California Proposition 65 Warning

    Quick Table of Contents •Introduction ..........•Cab, Frame Access, & Cab Ladder... •Getting To Your Engine......... •Controls And Displays ........•Seat And Restraint Systems......•Driver’s Checklists..........•Starting And Operating The Vehicle ......•Maintenance and Service........... •Vehicle Identification ............ •Consumer Information ............ •Subject Index ............
  • Page 3 There will be times when you need to take this manual out of your Peterbilt. When you do, please be sure to return it to the cab when you are finished using it. That way it will be there when you need it the next time or when you pass the vehicle on to the next user.

  • Page 4: Vehicle Safety

    CAUTION: Something that could cause injury to you or your vehicle. NOTE: Useful information Vehicle Safety Make sure your Peterbilt is in top working condition before heading out on the road—it is the responsible driver's duty to do so. Inspect the vehicle according to PART 6: DRIVER’S CHECKLIST.

  • Page 5: How To Find What You Want

    A Special Word about Repairs Your Peterbilt dealer’s service center is the best place to have your vehicle repaired. You can find Peterbilt dealers all over the country with the equipment and trained personnel to get you back on the road quickly - and keep you there.

  • Page 6: Additional Sources Of Information

    Operator’s manuals are also supplied by the manufacturers of compo- nents such as the engine, seats, transmission, and radio in your Peterbilt. If you are missing any of these manuals, ask your Peterbilt dealer to supply them. Your new Peterbilt also contains a copy of the Truck Driver’s Hand- book, published by the American Trucking Association.
  • Page 7 Look where you are going. The pictures below show the best way to enter and exit a Model 320. 02871 02872...
  • Page 8 • handles aren’t provided, don’t climb onto the area behind the cab. Peterbilt did not intend for an area to be a step if handrails or proper steps are not provided. You could fall and injure yourself if you step onto a •...
  • Page 9 PART 2: GETTING INTO AND OUT OF THE CAB, FRAME ACCESS, AND CAB LADDERiii Front Cab Guard/Ladder Front Cab Guard/Ladder WARNING! Do not climb on the cab roof. The cab roof is not a • slip-resistant surface and is not equipped with hand- holds.

  • Page 10: Part 3: Getting To Your Engine

    PART 3: GETTING TO YOUR ENGINE Cab Tilting WARNING! You can be seriously injured by the cab if you do not follow safety precautions. Whenever you raise, lower, or work under the cab, please remember the following safety rules: Be sure no one is under the front of the cab. Whether •...
  • Page 11 PART 3: GETTING TO YOUR ENGINE WARNING! Do not get any part of your body under an unsecured cab. It could cause a serious or fatal acci- dent. The cab could fall and crush you. Always ensure the locking bar is fully engaged before getting under the cab, or before letting anyone else get under it (see fol- lowing instructions on using the locking bar).
  • Page 12 PART 3: GETTING TO YOUR ENGINE 02875 Locking Bar in Anchored Positioned 8. Place the control valve handle in the “Lower” position and allow the cab to settle down slightly on the locking bar 02876 Handle in “Lower” Position 02877 Cab in Full Tilt Position PB1319 (CAT.
  • Page 13 PART 3: GETTING TO YOUR ENGINE Lowering the Cab 1. Place the control valve handle in the “Raise” position and pump until the locking bar can be removed from the anchor and fastened in its stored position. 02878 Locking Bar In Stored Position CAUTION: Do not try to pump the cab down or hold it down with hydraulic force.

  • Page 14: Part 4: Controls And Displays

    For information on using these features in driving, see the paragraphs that follow. Your Instrument Panel Please remember that each Peterbilt is custom-made. Your instru- ment panel may not look exactly like the one in the illustrations on the pages that follow.
  • Page 15 PART 4: CONTROLS AND DISPLAYS Typical Instruments & Controls: Left-Hand Drive Station LEFT SIDE 1. Turn Signal/Hazard Flasher 15. Panel Light Knob 2. Accelerator Pedal 16. Speedometer w/ Message 3. Brake Pedal Center (SMC) 4. High Beam Switch 17. Primary Air Pressure 5.
  • Page 16 PART 4: CONTROLS AND DISPLAYS Typical Instruments & Controls: Right-Hand Drive Station 12 13 RIGHT SIDE 1. Turn Signal/Hazard Flasher 9. Secondary Air Pressure 2. Transmission Controls 10. Starter Switch 3. Parking Brake Valve 11. Stop Switch 4. Horn Button 12.

  • Page 17: Steering Column-Mounted Controls

    PART 4: CONTROLS AND DISPLAYS Steering Column-Mounted Controls Turn Signal and Indicator Lights 02882 Turn Signal The turn signal body is mounted on the left side of the steering column, below the steering wheel. At a right-hand drive station, the turn signal body is mounted on a •...

  • Page 18: Hazard Flasher

    PART 4: CONTROLS AND DISPLAYS Hazard Flasher 02883 Hazard Flasher The four-way Hazard Flasher switch is on the turn signal body, just below the turn signal lever. At a right-hand drive station, the switch is above the lever. • The flasher will operate with the key switch in the on or off position. Pull it out to activate the system.
  • Page 19 PART 4: CONTROLS AND DISPLAYS High Beam Headlights All Model 320 vehicles come equipped with a combination turn signal and high beam / low beam switch that is mounted to the steering col- umn. To switch your headlights, push and release the button on the end of the turn signal lever.
  • Page 20 Electric Horn 02886 Electric Horn Button Your Model 320 has an electric horn. To sound the horn, press on the button in the center of the steering wheel. At a right-hand stand-up drive station, the horn button is located on •...
  • Page 21 PART 4: CONTROLS AND DISPLAYS Dash-Mounted Features Keys and Locks The same key operates the ignition and opens the doors. Frame- mounted tool box locks and locking fuel tank caps each have individ- ual keys. Ignition Switch Your ignition switch has four positions: •...
  • Page 22 PART 4: CONTROLS AND DISPLAYS Starter Button 02887 With the ignition switch ON, pushing this button at the right-hand drive station will perform the same function as turning the key to the START position at the left-hand drive station. Stop Button 02888 Pushing this button at the right-hand drive station stops the engine.
  • Page 23 PART 4: CONTROLS AND DISPLAYS Manual Override for Engine Shutdown SHT DN OVRD 03020 On vehicles with an engine shutdown, you will have to hold the man- ual throw switch in the UP position until normal engine pressures are reached. If you have one of these systems, a label on the control panel will say so.
  • Page 24 PART 4: CONTROLS AND DISPLAYS Panel Light Knob 02891 The Panel Light Knob lets you vary the brightness of your instrument panel lights. To Operate Your Panel Light Knob: 1. Turn on either the headlights, clearance lights, or fog / driving lights.
  • Page 25 PART 4: CONTROLS AND DISPLAYS Fog/Driving Lights Switch 03021 If your vehicle has fog lights, turn them ON or OFF with the control panel switch shown above. NOTE: State requirements vary as to when high beams and fog lights can and cannot be used together. Further, some states allow only four lights to be used together;...
  • Page 26 PART 4: CONTROLS AND DISPLAYS Windshield Wipers and Washers 02895 Wiper To turn on the wiper(s), rotate the knob(s) clockwise. As the knob is rotated, the speed of the wiper increases. To turn off the wiper, rotate the knob counterclockwise. 02896 Washer To use the washer, push the button on the control panel showing the...
  • Page 27 PART 4: CONTROLS AND DISPLAYS Air Suspension Deflate Switch (Dump Valve) AIR SUSPENSION 03035 If your vehicle is a tractor with a rear air suspension, it may have an air suspension deflation switch on the dash that allows the air in the suspension to be exhausted.
  • Page 28 PART 4: CONTROLS AND DISPLAYS engine fan will automatically turn on when the engine coolant reaches ° a temperature of about 200 F (93° C). WARNING! Do not work on the fan with the engine run- ning. Anyone near the engine fan when it turns on could be badly injured.
  • Page 29 PART 4: CONTROLS AND DISPLAYS Mirror Heat Switch 03022 Mirror heat is controlled by the control panel switch shown above. If the vehicle is equipped with this switch, mirror heat can be switched on to help remove frost and ice from the mirror glass. Cruise Control Switch CRUISE CRUISE...

  • Page 30: Engine Brake

    PART 4: CONTROLS AND DISPLAYS Engine Brake 03028 When an engine brake is energized, the power-producing diesel engine is converted into a power-absorbing air compressor to retard the vehicle. • The brake is energized whenever the driver’s foot is completely removed from the accelerator pedal.
  • Page 31 PART 4: CONTROLS AND DISPLAYS Interaxle Differential Lock Switch WARNING! Placing the differential lock in the “LOCK” position while your wheels are spinning could cause loss of control or axle damage. You could be hurt. Switch to “LOCK” only when your wheels are not spin- ning.
  • Page 32 PART 4: CONTROLS AND DISPLAYS Fifth Wheel Lock (Slider Adjustment) Switch CAB CONTROL 03031 Vehicles having an air-slide fifth wheel have a fifth wheel slider lock controlled by a switch on the instrument panel. By placing the switch in the unlock position, you can slide the fifth wheel to various posi- tions to adjust weight distribution.
  • Page 33 PART 4: CONTROLS AND DISPLAYS If your vehicle is a tractor, a red, octagonal-shaped knob will be next to the parking brake valve on the right-hand control panel. This is the trailer air supply valve for selecting operation with or without a trailer. 02909 Two-Valve System To apply all parking brakes, pull the yellow, or parking brake, knob...
  • Page 34 PART 4: CONTROLS AND DISPLAYS NOTE: Keep the engine exhaust system and the vehicle’s ventila- tion system properly maintained. It is recommended that the vehi- cle’s exhaust system and cab be inspected By a competent technician every 15,000 miles • When a change is noticed in the sound of the exhaust system •...
  • Page 35 PART 4: CONTROLS AND DISPLAYS • the speed of the blowers The system’s controls are mounted in the header in front of the driver. They include the following (see illustration below): • A rotary knob to operate the modulating water valve (for air tem- perature control), located in the heater control head.
  • Page 36 PART 4: CONTROLS AND DISPLAYS CAUTION: A cold compressor can cause refrigerant to liquefy • and warp the valve plates or cause a hydraulic lock. Warm the engine before starting the air conditioner. To avoid damage to the compressor& blower motors, •...
  • Page 37 PART 4: CONTROLS AND DISPLAYS • the speed of the blower that forces air through the core and into the cab the amount of heat added to the recirculated cab air by the air tem- • perature control In another system, the evaporator and blower are located in a ceiling- mounted unit.

  • Page 38: Cigarette Lighter

    PART 4: CONTROLS AND DISPLAYS For More Efficient Heating and Cooling... For immediate heating of a cold cab, operate the heating system • with the “Fresh/Recirc” switch in the “Recirc” position. Switch to the “Fresh” position when the cab has reached a comfortable tem- perature.
  • Page 39 PART 4: CONTROLS AND DISPLAYS Gauges And Displays On the pages that follow you will find descriptions of some of the gauges on your instrument panel. For more information about using them in driving, see PART 7: STARTING & OPERATING THE VEHI- CLE.
  • Page 40 PART 4: CONTROLS AND DISPLAYS The odometer is normally displayed on the screen. To choose another function, press and release the Select switch until it appears. • The odometer reads miles & tenths; e.g., 123456.7 • The Trip 1 odometer reads miles & tenths; e.g., 1234.5T1 •...
  • Page 41 PART 4: CONTROLS AND DISPLAYS e. Press & release the Reset switch; the minutes digits will stop flashing. The alarm is now set and activated (the “*” symbol will show in the clock display to indicate this). -To turn the alarm OFF or ON, press & hold the Select switch for 3 seconds while viewing any display.
  • Page 42 PART 4: CONTROLS AND DISPLAYS Air Application Gauge 11458 This gauge will show you how much air pressure is being applied from your foot brake valve or trailer brake hand valve. Primary And Secondary Air Pressure Gauges (Air Reservoir) WARNING! The air pressure warning light and the audible alarm indicate a dangerous situation.
  • Page 43 PART 4: CONTROLS AND DISPLAYS The secondary gauge indicates pressure in the rear reservoir. 11464 Engine Oil Pressure Gauge 11241A It is important to maintain oil pressure within acceptable limits. Your engine manual will give you normal operating pressures for your par- ticular engine.
  • Page 44 PART 4: CONTROLS AND DISPLAYS Water Temperature Gauge 11242A The water temperature gauge shows the temperature of the engine coolant. Under normal operating conditions the water temperature gauge should register between 165° and 210° - 225° F (99° and 107° C), depending on the engine. Under certain conditions, some- what higher temperatures may be acceptable.
  • Page 45 PART 4: CONTROLS AND DISPLAYS such as climbing a long hill on a hot day or stopping after high-speed driving. If the “Engine Coolant Temperature” warning light comes on, or you have any other reason to suspect the engine may be overheating: Stop the vehicle, but DON’T TURN OFF THE ENGINE unless a •...
  • Page 46 PART 4: CONTROLS AND DISPLAYS Transmission Temperature Gauge 11427 Your Transmission Temperature Gauge indicates the temperature of the oil in your transmission. Watch this gauge to know when your transmission is overheating. If it is, have it checked by an authorized service representative.
  • Page 47 PART 4: CONTROLS AND DISPLAYS Manifold Pressure Gauge 11453-1 Your manifold pressure gauge indicates the power your engine is put- ting out by showing the amount of turbo boost. If the pressure indi- cated by your manifold pressure gauge goes down, there may be something wrong with your engine.
  • Page 48 PART 4: CONTROLS AND DISPLAYS Voltmeter 11497 Your voltmeter displays the battery voltage. Normally, it should show 12V to 14V (volts). NOTE: Even with a healthy charge/start system, the voltme- ter may fall well below 12V during engine cranking. If voltage drops below 12V and stays there, have the electrical system checked.
  • Page 49 PART 4: CONTROLS AND DISPLAYS CAUTION: Continued operation with the Air Filter Re- striction Gauge reading 25” H O may cause damage to the engine. Inspect the filter and replace if necessary. Holes in the paper element render an air cleaner useless and may cause the Air Filter Restriction Gauge to give a false reading, even if the element is clogged.
  • Page 50 PART 4: CONTROLS AND DISPLAYS Warning Light Bar WARNING! Ignoring a warning light could lead to an accident. These signals tell you something is wrong with your vehicle. It could be a failure in an important system, such as the brakes. Never ignore a warning signal. Have the appropriate system checked right away.

  • Page 51: Part 5: Seat And Restraint Systems

    PART 5: SEAT AND RESTRAINT SYSTEMS Seat For information on the features and adjustment of the seat, see the seat manufacturer’s literature included with the vehicle. WARNING! Do not adjust the driver’s seat while the vehicle is moving. The seat could move suddenly and unexpectedly and can cause you to lose control of the vehicle.
  • Page 52 PART 5: SEAT AND RESTRAINT SYSTEMS WARNING! You can be seriously injured if your belt is buckled too high. In a crash, it would apply force to your abdomen, not your pelvic bones. This could cause serious internal injuries. Always wear your seat belt low over your pelvic bones.
  • Page 53 Check that it is positioned correctly on your body. Komfort-Lok® Feature Your Peterbilt contains a feature designed to eliminate cinching and provide improved safety and comfort. Cinching is the condition where a belt becomes continually tighter around you during a rough, bouncy ride.
  • Page 54 PART 5: SEAT AND RESTRAINT SYSTEMS 3.When the slack is right, flip the latch cover up, cinching it into place. This locks the Komfort-Lok. 4.To release the Komfort-Lok latch, reach up and pull the latch cover open (down), or simply pull down on the shoulder belt. 5.When you want to get out of the cab, release the latch, then just push the button on the buckle.
  • Page 55 PART 5: SEAT AND RESTRAINT SYSTEMS Tether Belts Tether belts are installed on suspension seats. They help secure the seat to the floor to restrain it in case of a sudden stop or an accident. WARNING! Do not remove, modify, or replace the tether belt system with a different tether system.
  • Page 56 • however, keep them clean by following the care label on the belts. Let them dry completely before allowing them to retract. If any seat belt is not working properly, see an authorized Peterbilt • dealer for repair or replacement.
  • Page 57 PART 5: SEAT AND RESTRAINT SYSTEMS the cab structure, and the potential exposure of this system to severe environmental conditions make it crucial to inspect the three-point seat belt systems regularly. It is recommended that the seat belt system in a vehicle be inspected every 20,000 miles (32,000 km) or more often if the vehicle is exposed to severe environmental conditions.
  • Page 58 PART 5: SEAT AND RESTRAINT SYSTEMS 1. Check the web wear in the system. The webbing must be closely examined to determine if it is coming into contact with any sharp or rough surfaces on the seat or other parts of the cab interior. These areas are typical places where the web will experience cut- ting or abrasion.
  • Page 59 PART 5: SEAT AND RESTRAINT SYSTEMS proper guide for your type of seat, and follow the instructions very closely. It is vitally important that all components must be remounted back in the same position as the original components that were removed.
  • Page 60 Do not drive if you are tired, ill, or under emotional stress. • Much has gone into the manufacturing of your Peterbilt, including advanced engineering techniques, rigid quality control, and demanding inspections. These manufacturing processes will be enhanced by you—...

  • Page 61: Part 6: Driver's Checklist

    PART 6: DRIVER’S CHECKLIST 3. Check for damaged, loose, or missing parts. Are there parts showing signs of excessive wear or lack of lubrication? Have a qualified mechanic examine any questionable items and repair them without delay. Checking Under the Cab 1.
  • Page 62 PART 6: DRIVER’S CHECKLIST 8. Check emergency flashers and exterior lamps. 9. Be sure all wheel studs and cap nuts are secure. Check cap nut torque weekly; refer to the instructions on page 136. 10.Check the air cleaner and muffler(s). Are they tight and secure? 11.Check for loose or missing suspension fasteners.
  • Page 63 PART 6: DRIVER’S CHECKLIST After Engine Warmup Check automatic transmission oil (if equipped). NOTE: The above items should be checked daily, as a min- imum. They are in addition to, not in place of, Federal Motor Carrier Safety Regulations. These may be purchased by writing to Superintendent of Documents U.S.
  • Page 64 PART 7: STARTING & OPERATING THE VEHICLE Since each vehicle is custom-equipped, all engine operation instruc- tions in this manual are general. You will want to consult the manual for your engine to find out details about your specific engine’s needs. You may need to use a slightly different procedure from the one out- lined here.

  • Page 65: Cold Temperature Starting Procedure

    PART 7: STARTING & OPERATING THE VEHICLE 6. As soon as the engine starts, begin to watch the oil pressure gauge. If the oil pressure doesn’t rise within a few seconds, stop the engine. Find out what is wrong before restarting the engine. Check your engine manufacturer’s manual for the right oil pressure for your engine.

  • Page 66: Engine Warmup

    PART 7: STARTING & OPERATING THE VEHICLE WARNING! The fluid in ether starting systems is extremely flammable and poisonous. If ignited, it could burn you badly. If you swallow it, it can be harmful or fatal. Do not smoke when testing, installing, or servicing an •...
  • Page 67 PART 7: STARTING & OPERATING THE VEHICLE 2. After a few minutes of idling at 600 RPM, increase your idle speed to 900 or 1000 RPM. Continue your warmup. This procedure allows oil to warm and flow freely while pistons, liners, shafts, and bearings expand slowly and evenly.
  • Page 68 Take the vehicle to the nearest authorized Peterbilt dealer for repair. Failure to correct either of these conditions could result in serious injury or death.

  • Page 69: Idling The Engine

    Putting The Vehicle In Motion This section discusses the clutch and transmission operation to get your Peterbilt underway. WARNING! Do not carry loose objects in your cab, it can be dangerous. In a sudden stop, or even going over a bump in the road, they could fly through the air and strike you or a passenger.
  • Page 70 PART 7: STARTING & OPERATING THE VEHICLE manual included with your vehicle for complete instructions in the operation of your transmission. Shifting Gears in a New Vehicle (Manual Transmission) Shift carefully in a new vehicle. The transmission may be a little stiff at first.
  • Page 71 PART 7: STARTING & OPERATING THE VEHICLE Clutch Adjustment Inspect manual and self-adjusting clutches regularly to maintain cor- rect clutch adjustment. Have your dealer’s service department per- form any adjustments necessary. Do not adjust your clutch by adjusting the external linkage without first checking (and correcting if necessary) the internal clutch adjustment.
  • Page 72 PART 7: STARTING & OPERATING THE VEHICLE 4. Now quickly press the pedal to disengage the clutch. Move the gear shift lever to the next gear speed position. 5. Release the pedal to engage the clutch. Interaxle Differential On vehicles with tandem rear axles, the interaxle differential allows each axle to turn independently.

  • Page 73: Dual Range (Two Speed) Axles

    PART 7: STARTING & OPERATING THE VEHICLE WARNING! Do not use the differential lock during downhill operation or at speeds above 25 mph (40 km/h). When it is engaged under these conditions, your vehicle will exhibit “understeer” handling characteristics. This “understeer” condition will cause your vehicle to not turn as quickly and more steering effort will be required, which can cause an injury accident.

  • Page 74: Automatic Transmissions

    PART 7: STARTING & OPERATING THE VEHICLE b. Keep the accelerator down and move the Range Selector lever to HIGH. c. Keep driving with the accelerator down until you want the axle to shift, then release the accelerator until the axle has shifted. You are now in the HIGH axle range on the highway.
  • Page 75 PART 7: STARTING & OPERATING THE VEHICLE Transmission Retarder 02934 Retarder Switch If you have this option, it will act like a brake to slow your vehicle with- out using the brakes. Take your foot off the throttle and operate the retarder switch.
  • Page 76 PART 7: STARTING & OPERATING THE VEHICLE 3. Move the transmission shift selector lever either forward or rear- ward, then hold it in the extreme forward/rearward position until the shift is complete. A completed shift is signalled by the illumination of the indicator light for a selected range.
  • Page 77 PART 7: STARTING & OPERATING THE VEHICLE Switching from Curbside (RH) to Streetside (LH) Operation 1. Bring the vehicle to a complete stop by using the foot brake pedal. 2. Shift the transmission to neutral & pull out the parking valve knob. (Note: Do not apply the work brake).

  • Page 78: Abs Warning Lamp

    PART 7: STARTING & OPERATING THE VEHICLE 2. After adding the specified type and amount of lubricant, drive the vehicle. It should be unloaded. Drive 1 to 2 miles (1.5 to 3 km) at a speed lower than 25 mph (40 km/h). This will thoroughly circulate the lubricant through the assembly.
  • Page 79 PART 7: STARTING & OPERATING THE VEHICLE off after this point unless a failure in the system is detected. The truck/ tractor ABS lamp is located in the Warning Light Bar (see Item 14 on page 13; see also page 48).
  • Page 80 PART 7: STARTING & OPERATING THE VEHICLE to the vehicle. If the bulb check is satisfactory, the lamp will next do either of the following: 1. If no trailer is connected, or if a non-ABS-equipped trailer is con- nected, the trailer ABS lamp will go off after a few seconds. NOTES: A “properly connected”...

  • Page 81: Emergency Braking

    March 1, 1997 and not regis- tered in the United States. Peterbilt tractors that do not have anti-lock brake systems (ABS) are typically equipped with a bobtail brake proportioning system. When a trailer is not connected, the drive axle brake application pressure will automatically be limited by the proportioning system.

  • Page 82: Overheated Brakes

    PART 7: STARTING & OPERATING THE VEHICLE Overheated Brakes Under normal braking conditions, the energy generated will bring the internal brake drum temperature to about 500° F (260° C). This is well within the safe zone: The maximum safe temperature of linings for drum type brakes is usually about 800°...
  • Page 83 PART 7: STARTING & OPERATING THE VEHICLE WARNING! Do not leave the cab without applying the park- ing brake. The truck could roll and cause an injury acci- dent. Always apply the parking brake before you leave the cab. WARNING! Stopping with the parking brake controls can cause a sudden wheel lock-up, loss of control, or can cause you to be overtaken by following vehicles.
  • Page 84 PART 7: STARTING & OPERATING THE VEHICLE • To release the full combination of brakes, push in BOTH yellow and red knobs. Trailer Air Supply Valve The red octagon knob controls the air supply to the trailer. To supply air to the trailer system and release the trailer parking brakes: Allow the tractor air system pressure to build up to operating level.
  • Page 85 PART 7: STARTING & OPERATING THE VEHICLE WARNING! Do not use the retarder when operating on road surfaces with poor traction (such as wet, icy, or snow cov- ered roads or gravel). Retarders can cause the wheels to skid on a slippery surface. You could lose control of the vehicle if the wheels begin to skid, resulting in an accident.
  • Page 86 PART 7: STARTING & OPERATING THE VEHICLE To release spring brakes manually: 1. Remove the cap from the spring chamber. 2. Remove the release stud assembly from the side pocket: remove the release nut and washer from the release stud. 3.
  • Page 87 PART 7: STARTING & OPERATING THE VEHICLE 4. Insert the release stud through the opening in the spring chamber where the cap was removed. Insert it into the pressure plate. Turn the release stud 1/4-turn clockwise in the pressure plate. This secures the cross pin into the cross pin area of the pressure plate and locks it into the manual...
  • Page 88 PART 7: STARTING & OPERATING THE VEHICLE WARNING! Do not disassemble a spring brake cham- ber. Disassembling the spring brake chamber is danger- ous and could cause serious injury. These chambers contain a powerful spring that is compressed. Sudden release of this spring could cause you to be badly injured.
  • Page 89 PART 7: STARTING & OPERATING THE VEHICLE tons, cylinder liners, turbocharger, and bearings. This way you can prevent serious engine damage that may result from uneven cooling. Turbochargers This cooling-down practice is especially important on a turbocharged engine. The turbocharger contains bearings and seals that are sub- jected to hot exhaust gases.
  • Page 90 PART 7: STARTING & OPERATING THE VEHICLE 2. If you are parked on a steep grade, block the wheels as illustrated on the next page. 02938 Blocked Wheels 3. Drain water from the air reservoirs. While the engine and air sup- ply system are still warm, drain moisture from the air reservoirs.

  • Page 91: Setting Ride Height

    U-joint working angles. This can result in premature driveline wear and driveline vibration. If your vehi- cle is equipped with a Peterbilt rear air suspension, and if it becomes necessary to reset the ride height, you may temporarily set it by fol- lowing the next procedure.
  • Page 92 PART 7: STARTING & OPERATING THE VEHICLE CONTROL ARM LINK BOLT ALIGNMENT PIN OR DOWEL FROM DUMP VALVE SWITCH FORWARD DELIVERY TO RH AIR BAG(S) SUPPLY FROM FORWARD AIR TANK MOUNTING NUTS EXHAUST DELIVERY TO LH AIR BAG(S) AIR BAG LINK ROD 02941 Typical Height Control Valve (Top &...

  • Page 93: Driving With Deflated Air Springs

    PART 7: STARTING & OPERATING THE VEHICLE CAUTION: The rear of a vehicle will drop about 3 1/2 inches (88 • mm) when the air springs are deflated. Ensure that no persons or objects that could be injured or damaged are under the vehicle before deflating the air springs.
  • Page 94 Driving Tips And Techniques This section covers additional driving tips and techniques on how to drive your Peterbilt more efficiently. For further information on driving techniques, read the American Trucking Association's (ATA) Truck Driver’s Handbook . It will give you more tips on starting, shifting, and driving your vehicle.
  • Page 95 PART 7: STARTING & OPERATING THE VEHICLE Descending a Grade WARNING! Do not hold the brake pedal down too long or too often while going down a steep or long grade. This could cause the brakes to overheat and reduce their effec- tiveness.

  • Page 96: Warning Alarms

    PART 7: STARTING & OPERATING THE VEHICLE service brakes or shift to a higher gear. Fuel economy and engine performance is also directly related to driving habits: The best results in trip time and fuel economy are obtained while • driving the vehicle at a steady speed.
  • Page 97 PART 7: STARTING & OPERATING THE VEHICLE preemption includes other warning messages from earlier alarms - and some of these alarms may not have other indicators. Therefore, it is very important that you check the SMC to be aware of all alarm condi- tions that may exist in your vehicle’s systems - especially during the start-up procedure.

  • Page 98: Part 8: Maintenance And Service

    See PART 6: DRIVER’S CHECKLIST for these. If you check your Peterbilt vehicle regularly, you can avoid many large, expensive, and time-consuming repairs. Your vehicle will operate bet- ter, be safer, and last longer. Neglect of recommended maintenance may in some cases void your vehicle’s warranty.
  • Page 99 PART 8: MAINTENANCE AND SERVICE PREVENTIVE MAINTENANCE (PM) INTERVALS At the first 15,000 mi./ 30,000 mi./ 60,000 mi./ 120,000 mi./ 240,000 mi./ 15,000 mi./ 192,000 km/ 24,000 km/ 48,000 km 96,000 km/ 384,000 km 24,000 km or Annually Monthly 6 months at the first PM NOTE: Where questions or discrepancies develop between these...
  • Page 100 Recommended PM Interval SYSTEM COMPONENT MAINTENANCE TASK Frame Fifth Wheel Check the kingpin lock and plate for wear and function; lubricate (NLGI #2 grease). Frame Fasteners Check for tightness; tighten to the specified torque value as required (see page 151). Crossmembers and Inspect for cracks and loose fasteners.
  • Page 101 Recommended PM Interval SYSTEM COMPONENT MAINTENANCE TASK Front Spring Pins Lubricate. Suspension Shock Absorbers Inspect for leaking, body damage, and damaged or worn bush- ings. Replace as required. Shock Absorbers Check for proper function. U-bolts (ON HIGHWAY) Check the general condition and the tightness of the nuts. Tighten the nuts to the specified torque value as required (see page 151 U-bolts (OFF HIGHWAY)
  • Page 102 Recommended PM Interval SYSTEM COMPONENT MAINTENANCE TASK Drive Axle Breather Clean or replace. (Dana) Lube Pump (ON HIGHWAY) Remove the magnetic strainer and inspect for wear particles. Wash in solvent and dry in air. Lube Pump (OFF HIGH- Remove the magnetic strainer and inspect for wear particles. WAY) Wash in solvent and dry in air.
  • Page 103 Recommended PM Interval SYSTEM COMPONENT MAINTENANCE TASK Drive Axle Axle Housing Drain and replace the lubricant. See information on (Meritor) page 123 Lubricant filter Change the filter. Breather Check the operation. If the cap doesn’t rotate freely, replace. Input shaft & pinion shaft Check and adjust the endplay.
  • Page 104 Check the pivot and mounting plate for integrity. Check the plunger boot for cracks. Lubricate roller pin, pivot pin, and plunger (NLGI #2 grease). Brake treadle valve Rebuild through an authorized Peterbilt service facility. Brake air system Check air lines and fittings for leaks (see page 127).
  • Page 105 Recommended PM Interval SYSTEM COMPONENT MAINTENANCE TASK Hub, LMS Hubs (Dana) Check the bearing endplay and adjust as required (see page 136). Drum, & Hubcap LMS Hubs (Dana) with Clean the components and check for excessive wear or damage. 500,000 miles/ Change the oil and seal (see page 125).
  • Page 106 Recommended PM Interval SYSTEM COMPONENT MAINTENANCE TASK Main & Oil cooler Clean the fins (air-to-oil type) and body. Check the hose condition auxiliary and for leaks; replace as required. transmission Main & Main & auxiliary transmis- Check the oil level; refill as required (see page 118 page 120).
  • Page 107 Recommended PM Interval SYSTEM COMPONENT MAINTENANCE TASK Main & Transfer Case Drain lubricant while warm. Flush each unit with clean flushing oil. auxiliary transmission (Meritor) Main & Freedomline Transmis- Change the oil (see page 122). 500,000 miles/ auxiliary sion 800,000 km transmission (ZFMeritor) Air Intake...
  • Page 108 Recommended PM Interval SYSTEM COMPONENT MAINTENANCE TASK Clutch Clutch release shaft Lubricate. Cooling Hoses Check the radiator and heater hoses for leaks. System Flush, drain, and refill with new coolant mix (see page 141). System Check concentration of antifreeze solution and condition of coolant. (see page 141).
  • Page 109 Recommended PM Interval SYSTEM COMPONENT MAINTENANCE TASK Tires & Wheel nuts and studs Check the tightness of the fasteners and tighten the fasteners to Wheels the specified torque as required (see page 136). Wheel nuts and studs Inspect for damaged hex corners, stripped or damaged threads, and excessive corrosion;...
  • Page 110 Recommended PM Interval SYSTEM COMPONENT MAINTENANCE TASK Power Draglink tube clamp and Check the torque; tighten to specified torque value as required. Steering ball socket Pitman arm clamp bolt Check the torque; tighten to specified torque value as required. and nut Steering intermediate shaft Check the torque on the pinch bolt and nut.
  • Page 111 Recommended PM Interval SYSTEM COMPONENT MAINTENANCE TASK Fuel & Fuel tank breathers Check for proper function; clean the drain hoses. 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.
  • Page 112 Recommended PM Interval SYSTEM COMPONENT MAINTENANCE TASK Driveshafts Models SPL-140XL/ Lubricate. 170XL/250XL slip mem- bers and U-joints (OFF HIGHWAY & CITY) Battery Battery cables Check the condition of the cables, cushion clamps, and routing. Boxes, Tool Replace a cushion clamp if the rubber has deteriorated. Repair or Boxes, and tighten terminals, and secure cables to prevent chafing.
  • Page 113 Recommended PM Interval SYSTEM COMPONENT MAINTENANCE TASK Electrical & Reverse lights Visual check. lights Alternator Check operation and output. Alternator Check tightness of the pulley nut. Alternator Check the tension of the drive belt (see page 153). Alternator Check tightness of the terminal hex nuts. Starter Check torque on hex nuts.
  • Page 114 Recommended PM Interval SYSTEM COMPONENT MAINTENANCE TASK Cab, doors, Hinges and latch Lubricate with silicone spray. & hoods Body & cab holddown bolts Check the condition and tightness. Tilt pump Check the oil level; refill as required. Cab tilt system Check for hydraulic leaks.
  • Page 115 Recommended PM Interval SYSTEM COMPONENT MAINTENANCE TASK Air dryer Perform the checks listed on page 140. Air dryer (ON HIGHWAY) Overhaul. 360,000 miles/ 576,000 km Air dryer (OFF HIGHWAY) Overhaul. Engine Basic Engine The maintenance and service interval recommendations for the specific engine are the maintenance requirements specified in the engine manufacturer’s Operations and Maintenance Manual included with the vehicle.
  • Page 116 Recommended PM Interval SYSTEM COMPONENT MAINTENANCE TASK Engine Drive pulleys Check for tightness. Turbocharger Check manifold and mounting. Radiator shutters Check controls. All lines and seals Check for leaks. Mounts Check for tightness. Fan hub Lubricate; check for air leaks. If vehicle is not equipped with an air filter/dryer, check the inline filter to the fan hub (see page 154).

  • Page 117: Lubricant Specifications

    PART 8: MAINTENANCE AND SERVICE Lubricant Specifications WARNING! Handle lubricants carefully. Vehicle lubricants (oil and grease) are poisonous and can cause sickness. They can also damage the paint on the vehicle. In this section you will find the basic information you need to do the routine lubrication your vehicle requires.
  • Page 118 PART 8: MAINTENANCE AND SERVICE NOTE: Keep the engine exhaust system and the vehicle’s cab/ sleeper ventilation system properly maintained. It is recommended that the vehicle’s exhaust system and cab/sleeper be inspected By a competent technician every 15,000 miles • Whenever a change is noticed in the sound of the •...

  • Page 119: Lubrication Chart

    PART 8: MAINTENANCE AND SERVICE Lubrication Chart Component Lubricant Universal Joints Drive Shaft Splines Wheel Bearings (driven hubs) Wheel Bearings (nondriven hubs) CD50 Wheel Bearings (all grease-lubri- cated hubs) Steering Column Alternator Bearing Fan Hub Power Steering Reservoir Steering Drag Link Steering Knuckles Spring Pins Clutch Release Bearings...

  • Page 120: Fuller Transmission Lubrication

    PART 8: MAINTENANCE AND SERVICE Fuller Transmission Lubrication Fuller transmissions are designed so that the internal parts operate in a bath of oil circulated by the motion of gears and shafts. Grey iron parts have built-in channels where needed to help lubricate bearings and shafts.

  • Page 121: Recommended Lubricants

    Above 10° F (-12° C) rust and oxidation Below 10° F (-12° C) inhibitor API-GL-1 Synthetic Lubricant* * See your Peterbilt dealer for approved brands. Allison Transmission Lubrication Refer to your transmission manual (furnished separately) for lubrica- tion information. PB1319 (CAT. NO. 5296 ) —119—...

  • Page 122: Spicer Transmission Lubrication

    PART 8: MAINTENANCE AND SERVICE Spicer Transmission Lubrication It is extremely important to use the proper lubricants and maintain the correct oil levels in Spicer units. This will ensure proper lubrication and operating temperatures in these units. Recommended Lubricants The lubricants listed below are recommended, in order of preference, for use in all Spicer mechanical transmissions, auxiliaries, and trans- fer cases.
  • Page 123 PART 8: MAINTENANCE AND SERVICE Oil Changes CAUTION: When adding oil, types and brands of oil should not be intermixed because of possible incompatibility, which could decrease the effectiveness of the lubrication or cause component failure. An initial oil change and flush should be performed after the transmis- sion has been placed in actual service.
  • Page 124 0-81 *@ Cognis EMGARD lubricant * Multi-weight and EP gear oils are not recommended. DO NOT MIX OILS IN THE TRANSMISSION. @ See your Peterbilt dealer for Meritor-approved lubricant brands. Freedomline transmission PB1319 (CAT. NO. 5296 ) —122— 22-01691 (R02/02)

  • Page 125: Meritor Axle Lubrication

    3000-5000 miles (4800-8000 km). Refer to the Meritor Field Maintenance Manual for a particular axle • for lubricant specifications. See your Peterbilt dealer for Meritor-approved lubricant brands. • Refer to the following charts for lubricant change intervals: •...

  • Page 126: Eaton/Dana Axle Lubrication

    Refer to the Eaton Field Maintenance Manual for a particular axle • for lubricant specifications. See your Peterbilt dealer for Eaton-approved lubricant brands. • Refer to the chart on the next page for lubricant change interval. • Type of...

  • Page 127: Wheel Bearing Lubrication

    PART 8: MAINTENANCE AND SERVICE Wheel Bearing Lubrication Oil-lubricated Driven Hubs Use hypoid oil, A.P.I.-GL-5 SAE 80W-90 or equivalent. A minimum of 1 quart (921 ml) of oil is required for proper lubrication of each drive hub. Add oil through the filler hole in the hub; if none, add oil through the differential filler hole.

  • Page 128: Steering Gear Lubrication

    @See TRW or Sheppard Service Manuals for additional fluid listings Servicing Specific Systems And Units This section will help you keep your Peterbilt vehicle in good running condition. There are a number of checks you can do, and you may be able to do some of the service work yourself.
  • Page 129 FMVSS 121. Contact your Peterbilt dealer for instructions. Once a brake system is set to specifications, changing any one of its components or any combination of components may cause the sys- tem to not work as well.
  • Page 130 Peter- bilt Maintenance Manual, or take your vehicle to an authorized Peterbilt dealer. Readjust brakes if pushrod travel reaches 1 3/4 inches (44.4 mm) for steer axle brakes or 2 inches (51 mm) for rear axle brakes [2 1/4 inches (57 mm) for Type 36 chambers] at 80 - 90 psi (550 - 620 kPa) application pressure.
  • Page 131 Inspect all brake components. All brake components work together and must be checked periodically to ensure the brake system works properly. See the Peterbilt Master Maintenance Manual for more information on brake maintenance. If you have manual slack adjusters: Adjust the slack adjuster until the brake is tight.
  • Page 132 PART 8: MAINTENANCE AND SERVICE Type 16, 20, & 24 chambers (front brakes) should have a 1 inch to 1 3/4 inch (25.4 mm to 44.4 mm) stroke. If the stroke exceeds the above specifications, check to verify that the slack adjuster is working.
  • Page 133 PART 8: MAINTENANCE AND SERVICE Don’t forget to check between dual wheels. If you find wheel dam- age, have an expert tire service repair it. Maximum tire pressure is indicated on the sidewall of each tire. • • Check pressure only when the tires are cool. Warm or hot tires cause pressure buildup and will give you an inaccurate reading.
  • Page 134 PART 8: MAINTENANCE AND SERVICE WARNING! Mismatched tires are dangerous. Mixing tire types may lessen the road-holding ability of both types of tires. You can lose control and be injured. Never mix tires of different design, such as steel belted radials and bias ply tires.
  • Page 135 Tire Load and Inflation Tables Load Range Letters and Corresponding Ply Rating ( G = 14 ply; H = 16 ply) SINGLE RADIAL TIRES FOR VEHICLES IN HIGHWAY SERVICE Tire Load Tire Load Limits At Various Cold Inflation Pressures (psi) Size Range 11R22.5...
  • Page 136 This is the TOTAL WEIGHT your vehicle is designed to carry. Never carry so heavy a load that you exceed the GVW rating of your Peterbilt vehicle. Axle Weight: Your front and rear axles are rated according to the load they are designed to carry.
  • Page 137 PART 8: MAINTENANCE AND SERVICE Wheels 02949 Hub Pilot Mount Ball Seat Mount Hub, Drum, and Stud Assembly The hub pilot mounting system The ball seat mounting uses 3/4 x uses M22x1.5 metric threads 16 or 1-1/8 x 16 threads. The dual (about 7/8 in.
  • Page 138 PART 8: MAINTENANCE AND SERVICE Wheel Cap Nut Torque At the first 100 miles, have all wheel cap nuts torqued to their speci- fied value. After that, check wheel cap nuts at least once a week. Contact the Service Department at your dealership for information on the proper installation procedure for the wheels on your truck.
  • Page 139 PART 8: MAINTENANCE AND SERVICE WARNING! Use only components marketed by PACCAR Parts. Use of non–original equipment could cause wheel breakage and wheel separation from vehi- cle. Each mounting system is engineered only for use with its correct mating part. Be sure that properly matched components are used for each type of mount- ing.
  • Page 140 PART 8: MAINTENANCE AND SERVICE CAP NUT TORQUE SPECIFICATIONS (R12/01) TORQUES FOR INNER & WHEEL AND NUT STUD SIZE OUTER CAP NUTS CONFIGURATION Lb. Ft. Stud-Piloted Disc 3/4”-16 Inner 450-500 610-680 Wheels 1 1/8”-16 Outer Heavy Duty Stud- 15/16”-12 Inner 750-900 1025-1225 Piloted Disc Wheels...
  • Page 141 PART 8: MAINTENANCE AND SERVICE The operation of the vehicle’s braking system and many vehicle accessories depends upon the storage and application of a high- pressure air supply. Your vehicle’s compressor takes outside air and compresses it, usu- ally to 100-120 psi. The compressed air then goes to the reservoirs to be stored until needed.

  • Page 142: Transmission And Drive Train

    PART 8: MAINTENANCE AND SERVICE Air Dryer NOTE: A small amount of oil in the system may be normal and should not, by itself, be considered reason to replace a desic- cant cartridge; oil-stained desiccant can function adequately. Every 900 operating hours or 30,000 miles/48,000 km or 3 months, check for moisture in the air brake system by opening reservoirs, drain cocks, or valves and checking for the presence of water.

  • Page 143: Engine Cooling System

    PART 8: MAINTENANCE AND SERVICE Engine Cooling System WARNING! Removing the radiator cap on a hot engine can cause scalding coolant to spray out and burn you badly. If the engine has been in operation within the previous 30 minutes, be very careful in removing the radiator cap.
  • Page 144 PART 8: MAINTENANCE AND SERVICE Antifreeze (per- cent by volume) Temp. Protec- tion +32 +24 +16 Antifreeze Mixture: A 53% mixture of low silicate antifreeze with 47% water is sufficient for year-round normal operation. This will normally protect your engine from freezing and boil-over. Note in the chart that 100% antifreeze is no more effective than a 30% mixture.
  • Page 145 PART 8: MAINTENANCE AND SERVICE CAUTION: Never install 100% antifreeze for top-up cool- ant. It could damage your vehicle. NOTE: If frequent topping up is necessary and there are no visible signs of coolant leaks when the engine is cold, check for leaks with the engine operating at normal operating tem- perature.
  • Page 146 PART 8: MAINTENANCE AND SERVICE Battery Care WARNING! Battery posts, terminals, and related acces- sories contain lead and lead compounds, chemicals known to the State of California to cause cancer and reproductive harm. Wash hands after handling. Regular attention to the charging system will help prolong the service life of your batteries.
  • Page 147 PART 8: MAINTENANCE AND SERVICE WARNING! Always shield your eyes and avoid leaning over the battery whenever possible. Use protective eyewear. • CAUTION: Never use a metallic funnel to add distilled water. It could come in contact with a terminal, creating a short circuit, resulting in severe injury or damage to your vehicle.
  • Page 148 Peterbilt does not recommend that you attempt to jump start your vehicle. If you have a battery problem, contact a Peterbilt Dealer or a reputable towing service. But if you are unable to do this, and must jump-start your vehicle, then ensure that you follow these precautions and instructions: PB1319 (CAT.
  • Page 149 PART 8: MAINTENANCE AND SERVICE WARNING! Batteries contain acid that can burn and gasses that can explode. Ignoring safety procedures can cause you or others to be badly hurt. • Never jump start a battery near fire, flames, or electrical sparks.
  • Page 150 PART 8: MAINTENANCE AND SERVICE CAUTION: Departures from these procedures could also cause serious damage to both vehicles. Improper use of a booster battery to start a vehicle may cause an explosion. To Jump Start Your Vehicle: 1. Wear eye protection and remove rings, metal watch bands, and any other metal jewelry.

  • Page 151: Fuel System

    PART 8: MAINTENANCE AND SERVICE Removing and Installing Batteries CAUTION: Always reinstall the battery compartment cover (step) before entering the cab. Without the battery cover you could slip and fall, resulting in possible injury to your- self. Whenever you have to install a battery or remove one, follow these guidelines for the safety of yourself and the battery.
  • Page 152 Uneven tire wear is a sign that your front end or rear axles may be misaligned. If you see uneven wear, take your vehicle to a service center familiar with aligning front ends on Peterbilt vehicles. PB1319 (CAT. NO. 5296 ) —150—...
  • Page 153 U-bolts checked and tightened regularly. Be sure someone with the proper training and the right tools checks and tightens the U-bolts on your Peterbilt. The proper torque requirements are specified in the Peterbilt Maintenance Manual for your vehicle. WARNING! U–bolts that are too loose can cause an injury accident.
  • Page 154 2. Reduce torque by 10% when engine oil is used as a lubricant. 3. Reduce torque by 20% if new plated capscrews are used. Frame Fasteners 1. Go around your Peterbilt vehicle as per the Preventive Mainte- nance Schedule and tighten all frame fasteners with a torque wrench.

  • Page 155: Engine Accessories

    PART 8: MAINTENANCE AND SERVICE CAUTION: When installing bolts on the frame, use only metric grade 10.9 bolts of the proper length. Engine Accessories Accessory Drive Belts You can extend the reliability and service life of your vehicle’s drive belts with proper attention to installation, adjustment, and mainte- nance.
  • Page 156 PART 8: MAINTENANCE AND SERVICE Belt Tension NOTE: Engines equipped with poly-vee belts are equipped with tensioners and therefore require no belt adjustments. Alternator drive belts (all widths), new or used, should be adjusted to 105-125 pounds (467-566 N.) of tension. The best method of testing belt tension is to apply a good quality commercial gauge.

  • Page 157: Air Intake System

    PART 8: MAINTENANCE AND SERVICE 2. Check the clutch operation by starting the engine when it is cold. Then idle it at about 800 RPM. Listen for air leaks. Check that the fan is not working while the engine is warming. When the clutch engages, note the reading on the vehicle’s panel-mounted coolant temperature gauge.
  • Page 158 PART 8: MAINTENANCE AND SERVICE Lubricating System. Check the oil lines, housing, and connections. Look for • leaks, damage, or deterioration. Leaks could mean you have damaged oil lines or oil seals. High Frequency Vibration. Vibration may indicate turbo rotor imbalance. •...

  • Page 159: Cab Heater-Air Conditioner

    PART 8: MAINTENANCE AND SERVICE WARNING! Although the brakes will continue to operate with a malfunction in either circuit, the vehicle should not be operated until the system is repaired, and both braking circuits, including all pneumatic and mechanical compo- nents, are working properly.
  • Page 160 Check the drain pan of the fresh air vent for trapped water before assuming that there is a leak in the heating system. If the heater core is leaking, take the vehicle to a Peterbilt dealer • for proper heater service or repair.
  • Page 161 PART 8: MAINTENANCE AND SERVICE • Check the evaporator core and condenser core for debris restrict- ing air flow. Clean if necessary. Small particles may be removed with compressed air blown through the core in the opposite direc- tion of normal air flow. CAUTION: Small particles blown by compressed air could injure your eyes.
  • Page 162 PART 8: MAINTENANCE AND SERVICE Aluminum and Chrome Surfaces • Clean aluminum wheels and bumpers with warm water. Tar remover will get rid of heavy deposits of road grime. • • To prevent spotting, wipe aluminum surfaces dry after washing. Under corrosive conditions, such as driving on salted roads, clean •...

  • Page 163: Tampering With Noise Control System Prohibited

    U.S. EPA Noise Control Regulations. This warranty covers this vehicle as designed, built and equipped by Peterbilt, and is not limited to any particular part, component or sys- tem of the vehicle manufactured by Peterbilt.
  • Page 164 PART 8: MAINTENANCE AND SERVICE Exhaust System Removing or rendering inoperative the exhaust system compo- • nents. Inner Fender Shields and Cab Skirts Removing shields or skirts. • • Cutting away parts of shields, skirts or damaged or loose portions of shields or skirts.
  • Page 165 PART 8: MAINTENANCE AND SERVICE up and down through its normal operating range. Check muffler for rust and corrosion. Exhaust Tail Pipe(s) • Check the mounting security. Tighten as necessary. The miter cut at the tip of the pipe must be facing the rear of the truck. Do not modify the end of the pipe in any way.
  • Page 166 PART 8: MAINTENANCE AND SERVICE If you find damage at a fastening point, you can gain additional strength by installing a suitable reinforcing plate. This plate should be drilled to accept a rivet and laminated to the shield with fiber- glass and resin.
  • Page 167 NOISE CONTROL SYSTEM MAINTENANCE LOG RECOMMENDED DATE & REPAIR DATE & REPAIR COMPONENT WORK PERFORMED WORK PERFORMED INTERVAL R.O. NUMBER FACILITY & R.O. NUMBER FACILITY & (MILES) LOCATION LOCATION EXHAUST SYSTEM- ROUTING 25,000 INTEGRITY MUFFLER INTERNAL 250,000 BAFFLES SHUTTERS 25,000 SHROUDS HOOD INSULATION...

  • Page 168: Part 9: Vehicle Identification Numbers

    Each vehicle completed by Peterbilt Motors Company uses a Vehicle Identification Number (VIN) that contains the model year designation of your Peterbilt. The practice is in compliance with 49 CFR 565, Code of Federal Regulations. The Vehicle Identification Number is on the brass Peterbilt name plate and also on the foil labels on the left hand door post.

  • Page 169: Part 10: Consumer Information

    How To Order Parts When you need replacement parts for your Peterbilt vehicles, contact your nearest authorized Peterbilt dealer, who may be located from the “Peterbilt Authorized U.S. and Canadian Dealers” listing (Cat. No. 5212).

  • Page 170: Nhtsa Consumer Information

    National Highway Traffic Safety Administration (NHTSA) in addi- tion to notifying Peterbilt Motors Company. If NHTSA receives similar complaints, it may open an investigation, and if it finds that a safety defect exists in a group of vehicles, it may order a recall and remedy campaign.

  • Page 171: Part 11: Subject Index

    PART 11: SUBJECT INDEX Alarms Antifreeze Anti-lock brakes Appearance Battery compartment cover electrolyte recharging slow battery charging Brake operation Brake system truck & tractor Cab Tilting Cap Nut Torque Specifications Cleaning the vehicle Coasting Consumer Information Controls Air Conditioning System Air Horn Air Suspension Deflate Switch (Dump Valve) Ashtray...
  • Page 172 PART 11: SUBJECT INDEX Turn Signal and Indicator Lights Two-Speed Rear Axle (Range) Switch Windshield Wipers and Washers Cooling system coolant change temperature Dash Defogging/defrosting system Descending a grade Door lock Driver’s Checklist Driving vehicle inspection Driving Tips And Techniques Economical driving Electrical system batteries...
  • Page 173 PART 11: SUBJECT INDEX Voltmeter Warning Light Bar Warning Lights and Buzzers Water Temperature Gauge GVWR - gross vehicle weight rating Heater and air conditioner Jumper cables Keys Keys and Locks Ignition Switch Lubrication Axle – , ??– coasting Index Specifications Steering Gear Transmission...
  • Page 174 PART 11: SUBJECT INDEX Tether Belts Safe vehicle operation Safety precautions, maintenance Safety stands Seat Seat adjustment Seat belt system tether belts Servicing Specific Systems Air Dryer Air Intake Air System Anti-lock Braking System (ABS) Brake Adjustment Cab Heater-Air Conditioner Electrical Engine Accessories Engine Cooling System...
  • Page 175 PART 11: SUBJECT INDEX Trailer Air Supply Valve Warning Alarms Tachometer Tether belts Transmission lubrication Transmission Warmup U-bolts Vehicle driving Vehicle Identification Number Vehicle inspections Vehicle weight rating Wheels and tires replacement Windshield washer reservoir Numerics 49 CFR 565, Code of Federal Regulations PB1319 (CAT.
  • Page 176 PART 11: SUBJECT INDEX NOTES PB1319 (CAT. NO. 5296 ) —174— 22-01691 (R02/02)
  • Page 177 PART 11: SUBJECT INDEX NOTES PB1319 (CAT. NO. 5296 ) —175— 22-01691 (R02/02)
  • Page 178 PART 11: SUBJECT INDEX NOTES PB1319 (CAT. NO. 5296 ) —176— 22-01691 (R02/02)

  • Page 179: Other Publications

    Other Publications Order either of the two publications shown below through your Peterbilt dealer. There is a charge for each. Allow four weeks for delivery. Custom Maintenance Manual This manual contains both pro- prietary and supplier service information specifically com- piled for the components on your vehicle.
  • Page 180 Peterbilt Motors Company P.O. Box 90208 Denton, Texas 76202...

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