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National Crane NBT40-2 Series Operator's Manual

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National Crane NBT40-2 Series
Operator Manual
10354

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  • Page 1 National Crane NBT40-2 Series Operator Manual 10354...
  • Page 2 WARNING California Proposition 65 Breathing diesel engine exhaust exposes you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. • Always start and operate the engine in a well-ventilated area. • If in an enclosed area, vent the exhaust to the outside.
  • Page 3 1565 Buchanan Trail East PO Box 21 Shady Grove, PA 17256-0021 T 717 597 8121 F 717 593 5999 www.manitowoc.com CHANGE OF OWNERSHIP FORM Constant improvements, engineering progress or manufacturing information may arise after this crane has been in the field for several years that will make it necessary for us to contact future owners of this machine. It is important to you that Manitowoc Crane have up-to-date records of the current owners of the crane should the need arise for us to contact you.
  • Page 4 CHANGE OF OWNERSHIP REGISTRATION Product Support strives to maintain up-to-date contact information for crane owners so that we can readily communicate information about improvements and/or engineering developments for cranes that have been in the field for several years. Product Support is pleased to announce that we have developed a QR code to allow the customer to register their crane remotely or re-register their crane if it was purchased used.
  • Page 5 OPERATOR MANUAL This manual has been prepared for and is considered part of the NBT40-2 Series Cranes This manual is divided into the following sections: SECTION 1 INTRODUCTION SECTION 2 SAFETY PRECAUTIONS SECTION 3 CONTROLS AND OPERATING PROCEDURES SECTION 4...
  • Page 6 THIS PAGE BLANK...

  • Page 7: Table Of Contents

    NBT40-2 SERIES OPERATOR MANUAL TABLE OF CONTENTS SECTION 1 ..........Introduction General .
  • Page 8 TABLE OF CONTENTS NBT40-2 SERIES OPERATOR MANUAL Hand Signals ........... . . 2-33 Jib .
  • Page 9 NBT40-2 SERIES OPERATOR MANUAL TABLE OF CONTENTS Crane Diagnostic Connector......... . 3-15 Diagnostic Connector—Display USB-A Port.
  • Page 10 TABLE OF CONTENTS NBT40-2 SERIES OPERATOR MANUAL Crane Remote Control Battery Charging....... . 3-36 Activating the Crane Remote Control .
  • Page 11 NBT40-2 SERIES OPERATOR MANUAL TABLE OF CONTENTS Swing Gearbox Oil ..........5-8 Hydraulic Oil Reservoir Level .
  • Page 12 TABLE OF CONTENTS NBT40-2 SERIES OPERATOR MANUAL Overriding the RCL System ......... . 7-11 Work Area Definition System (WADS) .

  • Page 13: Section 1

    New Owner Information in this manual does not replace federal, state or If you are the new owner of a National Crane, please register local regulations, safety codes or insurance requirements. it with National Product Support so we have the ability to The NBT40-2 Series cranes have been designed for c o n t a c t y o u i f t h e n e e d a r i s e s .
  • Page 14 INTRODUCTION NBT40-2 SERIES OPERATOR MANUAL 10355 10356 10357 Item Component 10358 Cab Crane Controls (Inside Cab) Item Component Superstructure Bearing RCL, Display Screen (Inside Cab) Hoist Rope Rated Capacity Limiter (RCL) Reel Ground Outrigger Control Boom Hydraulic Pump Boom Nose...
  • Page 15 IMMEDIATELY report all accidents, malfunctions, and equipment damages to your local National Crane distributor. Following any accident or damage to equipment, the local National Crane distributor must be immediately advised of the incident and consulted on necessary inspections and repairs. Should the distributor not be immediately available, contact should be made directly with National Product Support.
  • Page 16 INTRODUCTION NBT40-2 SERIES OPERATOR MANUAL THIS PAGE BLANK Published 04-27-2022 Control # 704-01...

  • Page 17: Safety Messages

    NBT40-2 SERIES OPERATOR MANUAL SAFETY PRECAUTIONS SECTION 2 SAFETY PRECAUTIONS SECTION CONTENTS Service and Repairs ..... . 2-22 Safety Messages......2-1 General .

  • Page 18: General

    If this equipment becomes involved in a property damage and/or personal injury accident, immediately contact your CAUTION National Crane distributor. If the distributor is unknown and/ Without the safety alert symbol, identifies hazards that or cannot be reached, contact Product Safety at: could result in property damage if the message is ignored.

  • Page 19: Operator Qualifications

    NBT40-2 SERIES OPERATOR MANUAL SAFETY PRECAUTIONS each person responsible for assembly, disassembly, Make sure that all personnel working around the equipment operation and maintenance of the equipment. are thoroughly familiar with safe operating practices. You must be thoroughly familiar with the location and content of No personnel shall be allowed to climb onto the equipment or all decals on the equipment.

  • Page 20: Operational Aids

    (HCAS), a safe load indicator (SLI) or the designated person responsible for supervising the an EKS5; National Crane refers to these systems as a rated lifting operations shall establish procedures for capacity limiter (RCL) throughout its Operator and Service determining load weights and shall ascertain that the manuals.

  • Page 21: Anti-Two-Blocking Device

    NBT40-2 SERIES OPERATOR MANUAL SAFETY PRECAUTIONS to prevent two-blocking the boom tip(s) and the hook block, Anti-Two-Blocking Device etc. The closer the load is carried to the boom nose the more This equipment should have a functional Anti-Two-Block and important it becomes to simultaneously let out hoist rope as Control Lock-Out System.

  • Page 22: Load Charts

    SAFETY PRECAUTIONS NBT40-2 SERIES OPERATOR MANUAL Load Charts Load Charts represent the absolute maximum allowable loads, which are based on either tipping or structural limitations of the equipment under specific conditions. Knowing the precise load radius, boom length, and boom angle should be a part of your routine planning and operation.

  • Page 23: Wind Speeds

    NBT40-2 SERIES OPERATOR MANUAL SAFETY PRECAUTIONS The wind speed corresponding to the Beaufort Not all crane models allow lifting operations in all NOTE: NOTE: scale in the table is mean wind speed at 10 m configurations or speeds of 20.1 m/s (45 mph).
  • Page 24 SAFETY PRECAUTIONS NBT40-2 SERIES OPERATOR MANUAL the Actual wind resistance area with the Allowable wind Since V(z) is ≤ 13.4 m/s (30 mph), the allowable loads are resistance area. the published rated capacities from the Load Chart and can be lifted at this condition.
  • Page 25 NBT40-2 SERIES OPERATOR MANUAL SAFETY PRECAUTIONS Simplified Method to Determine Maximum Permissible Wind Speed Determine 3-Second Gust 0.14 V(z) = [(z/10) + 0.4]v [m/s] Wind Speed at boom tip, 0.14 V(z) = [(z/33) + 0.4]v [mph] V(z) 13.4 m/s < V(z) < 20.1 m/s V(z) >...
  • Page 26 SAFETY PRECAUTIONS NBT40-2 SERIES OPERATOR MANUAL Calculation of Projected Wind Area (Ap) Wind Wind = 8 m = 24 m 25 ft 25 ft Wind Wind 10 ft 3 ft = 75 ft = 250 ft 10 ft 3 ft...
  • Page 27 NBT40-2 SERIES OPERATOR MANUAL SAFETY PRECAUTIONS Maximum Permissible Wind Speed If the wind resistant area of the load Awr is greater than (load) the allowable wind resistant area Awr , the ratio can be (allow) used to determine a permissible wind speed V(z) for the load using Table 2-3.
  • Page 28 SAFETY PRECAUTIONS NBT40-2 SERIES OPERATOR MANUAL Rated Load Chart Example - Metric 8383-1 FIGURE 2-3 Published 04-27-2022 Control # 704-01 2-12...
  • Page 29 NBT40-2 SERIES OPERATOR MANUAL SAFETY PRECAUTIONS Table 2-5 Awr Ratio and Permissible Wind Speed V(z) - Metric Note: Permissible and rated wind speeds in this table are the 3-second gust wind speeds at boom tip height. Ratio: Maximum Permissible Wind Speed (m/s) For Rated Capacity at 13.4 m/s...
  • Page 30 SAFETY PRECAUTIONS NBT40-2 SERIES OPERATOR MANUAL Is Awr less than Awr Projected Wind Area Ap = 5.45 m • • (load) (allow) ≤ 18.06 m 26.22 m Wind Drag Coefficient Cd = unknown • Conclusion: This load is NOT permissible to lift in wind...
  • Page 31 NBT40-2 SERIES OPERATOR MANUAL SAFETY PRECAUTIONS Rated Load Chart Example - Non-metric 8382-1 FIGURE 2-4 NATIONAL CRANE Published 04-27-2022 Control # 704-01 2-15...
  • Page 32 SAFETY PRECAUTIONS NBT40-2 SERIES OPERATOR MANUAL Table 2-6 Example-Capacity Reduction Factors for Wind Speed V(z) Greater than 30 mph - Non-metric (Only for lifting with main boom on fully extended outriggers, with or without stowed extension) For wind speed Vz (3-second gust speed at boom tip height) is greater > 30> mph ≤ 45 mph, the Reduced Capacity...
  • Page 33 NBT40-2 SERIES OPERATOR MANUAL SAFETY PRECAUTIONS The maximum allowable wind resistance area of load is: Load to be lifted of 18,000 lb, • = 0.0059 x m (2.5) Projected Wind Area Ap = 45 ft (allow) (load) • = 0.0059 x 25,200 = 149 ft...

  • Page 34: Lifting Operations

    SAFETY PRECAUTIONS NBT40-2 SERIES OPERATOR MANUAL From Table 2-7, the maximum permissible wind speed at Verify the crane’s capacity by checking the Load Chart ratio of 1.45 (rounded to next higher table value of 1.6) is against the weight of the load. Then, lift the load slightly at 23.7 mph.

  • Page 35: Multiple Crane Lifts

    NBT40-2 SERIES OPERATOR MANUAL SAFETY PRECAUTIONS Do not strike any obstruction with the boom. If the boom 1926.753(e)(1) A multiple lift shall only be performed if the should accidentally contact an object, stop immediately. following criteria are met: Inspect the boom. Remove the crane from service if the 1926.753(e)(1)(i) A multiple lift rigging assembly is used;...

  • Page 36: Counterweight

    SAFETY PRECAUTIONS NBT40-2 SERIES OPERATOR MANUAL Therefore, the following additional precautions must be regulations and standards governing cranes and their taken if it is necessary for the crane to be used to perform tilt- operation. Work practices may vary slightly between...

  • Page 37: Electrocution Hazard

    6 m (20 ft) to power Electrocution Hazard! sources up to 350 kV and greater distances for National Crane equipments are not equipped with all higher voltages unless the line’s voltage is known [29CFR1910.180 and 29CFR1926, sub- f e a t u r e s r e q u i r e d t o o p e r a t e w i t h i n O S H A part CC].

  • Page 38: Set-Up And Operation

    SAFETY PRECAUTIONS NBT40-2 SERIES OPERATOR MANUAL The rules in this Operator Manual must be followed at all equipment or load moves near a power source. This person times, even if the electrical power lines or equipment have shall have no other duties while the equipment is working.

  • Page 39: Electrical Contact

    • Near strong transmitters (radio transmitters, radio Following any contact with an energized electrical source, stations, etc.) the National Crane distributor must be immediately advised • Near high-frequency switching stations of the incident and consulted on necessary inspections and repairs. Thoroughly inspect the hoist rope and all points of •...

  • Page 40: Personnel Handling

    B30.8, Floating Cranes and Floating Derricks, and in OSHA FIGURE 2-5 regulations 29CFR1910.180 for General Industry and 29CFR1926.1431 for Construction. Use of National Crane equipment to handle personnel is acceptable, provided: WARNING The requirements of the applicable national, state and Risk of accidents due to electric shock! •...

  • Page 41: Environmental Protection

    NEVER permit anyone to ride loads, hooks, slings or • other rigging for any reason. National Crane continues to recommend that equipment be properly maintained, regularly inspected and repaired, as NEVER get on or off moving equipment. • necessary. National Crane reminds equipment owners to NEVER allow anyone on the hoist access platform make sure that all safety decals are in place and legible.

  • Page 42: Service And Repairs

    The boom should be fully retracted and lowered and the • All replacement parts must be National Crane approved. load placed on the ground. Any modification, alteration, or change to equipment which Do not get under a raised boom unless the boom is •...

  • Page 43: Tires

    Mixing the wrong fluids could destroy seals, causing component failure. Use only the hoist rope specified by National Crane as indicated on the equipment Load Chart. Substitution of an Be certain all lines, components, and fittings are tight •...
  • Page 44 SAFETY PRECAUTIONS NBT40-2 SERIES OPERATOR MANUAL The nominal strength, sometimes called catalog Ropes are damaged by knots. Rope with knots must • s tr e ng t h , o f a w i r e r o p e a p pl i e s o n l y t o a n e w, never be used.

  • Page 45: Sheaves

    NBT40-2 SERIES OPERATOR MANUAL SAFETY PRECAUTIONS If equipped, disconnect battery with the battery Sheaves • disconnect switch before disconnecting the ground battery cable. Do not break a live circuit at the battery terminal. • Disconnect the ground battery cable first when removing a battery and connect it last when installing a battery.

  • Page 46: Travel Operation

    SAFETY PRECAUTIONS NBT40-2 SERIES OPERATOR MANUAL Do not use the dead end lug on the boom nose for tying When moving in tight quarters, post a signal person to help down the boom during transport. Damage to the lug and guard against collisions or bumping structures.

  • Page 47: Equipment Access

    NBT40-2 SERIES OPERATOR MANUAL SAFETY PRECAUTIONS Equipment Access Job Preparation Before equipment use: Barricade the entire area where the equipment is • working and keep all unnecessary personnel out of the WARNING work area. Fall Hazard! Make sure that the equipment is properly equipped, •...

  • Page 48: Lifting

    SAFETY PRECAUTIONS NBT40-2 SERIES OPERATOR MANUAL Carbon monoxide fumes from the engine exhaust can cause suffocation in an enclosed area. Good ventilation is very important when operating the equipment. Before actuating swing or any other equipment functions, sound the horn and verify that all personnel are clear of rotating and moving parts.

  • Page 49: Hand Signals

    NBT40-2 SERIES OPERATOR MANUAL SAFETY PRECAUTIONS Check the hoist brake by raising the load a few inches, If the boom should contact an object, stop immediately and stopping the hoist and holding the load. Make sure that the inspect the boom. Remove the equipment from service if the hoist brake is working correctly before continuing the lift.

  • Page 50: Jib

    SAFETY PRECAUTIONS NBT40-2 SERIES OPERATOR MANUAL Do not remove the pins from the front stowage bracket To avoid death or serious injury, follow the procedures in this unless the jib is pinned to the right side of the boom nose.
  • Page 51 NBT40-2 SERIES OPERATOR MANUAL SAFETY PRECAUTIONS 9580 FIGURE 2-6 NATIONAL CRANE Published 04-27-2022 Control # 704-01 2-35...

  • Page 52: Parking And Securing

    When a qualified person at a jobsite determines that it is not practical to lower the boom to the National Crane recommends use of cold weather starting ground, we recommend the following additional instructions aids that are provided on your equipment. The use of aerosol be followed: spray or other types of starting fluids is prohibited.
  • Page 53 NBT40-2 SERIES OPERATOR MANUAL SAFETY PRECAUTIONS would retract approximately 196 mm (7 3/4 in) [see Table 2- cool. The load will lower as the telescope cylinder(s) retracts 8]. A cylinder extended 1.5 m (5 ft) in which the oil cools allowing the boom to come in.

  • Page 54: Model Specific Information

    Length change in mm = Stroke (m) X Temperature Change ( °C) X Coeff. (1/ °C) X 1000 mm/m MODEL SPECIFIC INFORMATION On cranes equipped with a boom mounted personnel platform, use only a platform approved by National Crane. WARNING Overload Hazard!

  • Page 55: Boom Inspection

    NBT40-2 SERIES OPERATOR MANUAL SAFETY PRECAUTIONS Boom Inspection 8836-2 9, 10 2, 3 9, 10 8836-1 Illustration for reference only. Your crane may be different. NATIONAL CRANE Published 04-27-2022 Control # 704-01 2-39...
  • Page 56 SAFETY PRECAUTIONS NBT40-2 SERIES OPERATOR MANUAL The following checklist includes all features that NOTE: can be found on National Crane. Your crane may not have some features. Overload less than 25% Sheaves, Rope Inspect all for damage. Guides Collar-Wear Pads, Pad Inspect for damage.

  • Page 57: Superstructure Inspection

    NBT40-2 SERIES OPERATOR MANUAL SAFETY PRECAUTIONS Superstructure Inspection 9, 10 10,11 10,11 8836-1 Illustration for reference only. Your crane may be different. NATIONAL CRANE Published 04-27-2022 Control # 704-01 2-41...
  • Page 58 SAFETY PRECAUTIONS NBT40-2 SERIES OPERATOR MANUAL The following checklist includes all features that NOTE: can be found on National Crane. Your crane may not have some features. Overload less than 25% Lift Cylinder Inspect for leaks. See topic in Introduction section Wire Rope Inspect all for damage.

  • Page 59: Carrier Inspection

    NBT40-2 SERIES OPERATOR MANUAL SAFETY PRECAUTIONS Carrier Inspection 8836-1 Illustration for reference only. Your crane may be different. NATIONAL CRANE Published 04-27-2022 Control # 704-01 2-43...
  • Page 60 SAFETY PRECAUTIONS NBT40-2 SERIES OPERATOR MANUAL The following checklist includes all features that NOTE: can be found on National Crane. Your crane may not have some features. Overload less than 25% Stabilizer Inspect for leaks. Cylinders Outrigger Inspect for deformation and cracked welds.

  • Page 61: Section 3

    NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES SECTION 3 CONTROLS AND OPERATING PROCEDURES SECTION CONTENTS Diagnostic Connector—Display USB-A Port ..3-16 General ........3-2 Jump Starting Hazard .

  • Page 62: Jump Starting Hazard

    CAUTION Crane Software Overview It is strongly recommended that the batteries not be The NBT40-2 Series is equipped with a Controller Area “jumped” with a different vehicle, portable power pack, Network (CAN) bus electronic system that controls the etc. The surge of power from these sources can majority of the devices on the crane.

  • Page 63: Getting Started

    The parking brake must be applied, the truck The NBT40-2 Series cranes feature several interlocks that running, and the PTO turned ON. must be satisfied before operating the crane. To operate the crane from the crane cab, the machine must be started from Machine State 3: Crane control rigging.

  • Page 64: Truck Cab Controls

    CONTROLS AND OPERATING PROCEDURES NBT40-2 SERIES OPERATOR MANUAL functions using the full function remote, the remote Park Brake control’s Enable button must be pressed prior to The truck brake must be firmly set before leaving cab to actuating any boom control functions.

  • Page 65: Cab Outrigger Control Panel

    NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES and for raising and lowering the single front outrigger (SFO), the outriggers from inside the cab. The control panel if equipped. The right (passenger) side ground station contains a touch pad with control buttons and indicators for...
  • Page 66 CONTROLS AND OPERATING PROCEDURES NBT40-2 SERIES OPERATOR MANUAL 10363 10359 10362 10361 10360 Item Description Item Description Outrigger 50% (Midspan) Selector Pin Ground Station Outrigger Controls Single Front Outrigger Console Panel Outrigger Beam Assembly Emergency Stop Switch Level Indicator Cab Outrigger Controls Panel...

  • Page 67: Cab Outrigger Control

    NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES CAB OUTRIGGER CONTROL FRONT LEFT R I G H T SIDE SIDE 8232-5 REAR Item Description Page Outrigger Beam Selector Button Outrigger Jack Selector Button Extend Button 10360 Retract Button Single Front Outrigger (SFO) Button (if...

  • Page 68: Rigging Wireless Remote Control (Optional)

    CONTROLS AND OPERATING PROCEDURES NBT40-2 SERIES OPERATOR MANUAL beams. Both sides can be operated from the cab outrigger Enable Button control panel. The enable button is located on the cab outrigger control The following details apply to both ground station...

  • Page 69: Crane Level Indicator

    NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES the crane cab, the RCL will display which emergency switch Outrigger Beam Selector Switch was pressed. The outrigger beam selector button (1, Figure 3-3) is used to Use the emergency stop switch only in the case of...
  • Page 70 CONTROLS AND OPERATING PROCEDURES NBT40-2 SERIES OPERATOR MANUAL 10361 Item Description Page Outrigger Beam Selector Button Outrigger Jack Selector Button Extend Button Retract Button Single Front Outrigger (SFO) Button (if equipped) Enable Button Module Power Indicator Console Panel Emergency Stop Switch...

  • Page 71: Crane Controls

    NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES CRANE CONTROLS UPPER RIGHT PANEL IN CAB 10365 14 or 15 10364 9596 Item Description Page Item Description Page Outrigger Control Panel Crane Level Indicator Swing Brake Pedal 3-13 Truck Engine Hi/Low Switch...
  • Page 72 CONTROLS AND OPERATING PROCEDURES NBT40-2 SERIES OPERATOR MANUAL 10367 10366 10368 Item Description Page Dual Axis Controller- Boom Lift/Main Hoist 3-17 Dual Axis Controller- Swing/Tele/ Aux 3-17 Hoist Seat Belt 3-17 Seat Back Adjustment 3-17 Seat/Controls Assembly Slide Adjustment 3-17...

  • Page 73: Swing Brake Pedal

    NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES Swing Brake Pedal 360° Positive Swing Lock (Optional) If installed, the 360° swing brake pedal (38, Figure 3-4) is located on the far left side of the crane cab floor. The pedal is...

  • Page 74: Foot Throttle Pedal

    CONTROLS AND OPERATING PROCEDURES NBT40-2 SERIES OPERATOR MANUAL the top of the pedal extends the boom out; pushing down at The RCL assists the crane operator with the information for the bottom of the pedal telescopes the boom in. the crane to perform safely within its design parameters. The...

  • Page 75: Emergency Stop Switch

    NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES the optional remote controls. For more information, see “Rigging Remote Control (Optional)” on page 3-32 and OVERRIDE OFF “Crane Remote Control (Optional)” on page 3-35. position shown Buzzer AC/Heater Vents The cab features six air conditioner and heating vents located on the control panel, side panels, and under the seat.

  • Page 76: Diagnostic Connector-Display Usb-A Port

    CONTROLS AND OPERATING PROCEDURES NBT40-2 SERIES OPERATOR MANUAL before the crane can be operated with a radio remote Diagnostic Connector—Display USB-A Port control. The crane ignition switch must be in the ON position. The display USB-A port (41, Figure 3-4) located on front control panel is used to install and update RCL display software and display diagnostics.

  • Page 77: Single Axis Controller (Swing/Boom Tele)

    NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES equipped with an auxiliary hoist, the lever controls swing and Single Axis Controller (Swing/Boom Tele) auxiliary hoist functions and telescope functions are controlled through a foot pedal (3, Figure 3-4). CAUTION Swing/Telescope — Move the lever left to swing left Do not actuate the Swing Control Lever while the Swing (counterclockwise).

  • Page 78: Auxiliary Hoist Speed

    CONTROLS AND OPERATING PROCEDURES NBT40-2 SERIES OPERATOR MANUAL Auxiliary Hoist Speed Adjustable Swing Speed Valve If equipped, the auxiliary hoist speed selector switch (29, The crane is equipped with an adjustable swing speed valve Figure 3-4) is located on the left seat armrest. It is a three...

  • Page 79: Heater Cold Weather Fuel Mixture

    NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES WARNING Explosion Hazard! Do not mix gasoline with diesel fuel. Death or serious injury can occur due to explosion. Heater Cold Weather Fuel Mixture At temperatures below 20°F (-7°C), add a cold weather additive or mix kerosene with the diesel fuel at a 50/50 ratio.

  • Page 80: Operating Procedures

    CONTROLS AND OPERATING PROCEDURES NBT40-2 SERIES OPERATOR MANUAL operating procedures outlined below and the information in the load charts located in the crane cab. Crane Cab Access To enter the crane cab use the ladder (3, Figure 3-15) stowed next to the cab on the carrier decking and position it as shown in Figure 3-15.
  • Page 81 NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES 9610 9636 10379 FIGURE 3-15 Stowed Ladder Insert Bushing (2 Position per location) Possible Ladder Locations 9612 FIGURE 3-16 10380 crane. Figure 3-16 shows the possible locations. The ladder Using the Movable Ladder to Access Decking...
  • Page 82 CONTROLS AND OPERATING PROCEDURES NBT40-2 SERIES OPERATOR MANUAL Removing the Ladder from Stowed Position Stowing the Ladder on Rear Bumper for Transport To remove the ladder (1) from the stowed position: To stow the ladder (1, Figure 3-16) in rear bumper stowage...

  • Page 83: Equipment Checks

    NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES section Hoist Rope Inspection And Maintenance, page 6-3. To see that the hydraulic hoses and fittings are in good • condition and show no signs of leaking. The hoses should be free from cuts and abrasions and there should be no evidence of binding.

  • Page 84: Engine

    NBT40-2 SERIES OPERATOR MANUAL Lubrication section of your crane’s Operator Manual, by Warm-up Procedures: contacting your local National Crane distributor, or by Without operating the hoist function, warm the hydraulic contacting National Product Support directly). oil (see Hydraulic Oil System, page 3-24).

  • Page 85: Anti-Two Block Check

    NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES function speed (controller position) until the fluid reaches at least 10°C (50°F). DANGER From 95°C to 10°C (200°F to 50°F): Crane operation • with a load is allowed with no restrictions. A deviation between displayed and actual values indicates a malfunction and a RCL service representative Above 95°C (200°F): No crane operation is allowed.

  • Page 86: Stowing And Parking

    CONTROLS AND OPERATING PROCEDURES NBT40-2 SERIES OPERATOR MANUAL Neutral (common for manual and automated Shut down the engine following the proper procedures manual transmissions). specified in this manual and the applicable engine manual. Set the truck park brake. Wheel chocks may also be •...

  • Page 87: Using The Load Chart

    NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES the crane cab. Make sure the load, the working area, and the the load chart, range diagram, and hoist data sheet. In the crane configuration are within the load limit specified in the examples shown here, the information for the outriggers fully load chart.

  • Page 88: Lifting The Load

    CONTROLS AND OPERATING PROCEDURES NBT40-2 SERIES OPERATOR MANUAL Ensure the jib, if so equipped, is properly stowed and LIFTING THE LOAD secured or removed from crane. The following general guidelines outline the proper procedure for making a lift after the crane has been properly set up.
  • Page 89 NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES If the chain is too tight, road bounce causes the A2B switch to open and close numerous times and this can damage the switch. 10. Ensure the Single Front Outrigger is fully retracted, if equipped.
  • Page 90 CONTROLS AND OPERATING PROCEDURES NBT40-2 SERIES OPERATOR MANUAL FIGURE 3-20 Published 04-27-2022 Control # 704-01 3-30...
  • Page 91 NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES FIGURE 3-21 NATIONAL CRANE Published 04-27-2022 Control # 704-01 3-31...

  • Page 92: Rigging Remote Control (Optional)

    CONTROLS AND OPERATING PROCEDURES NBT40-2 SERIES OPERATOR MANUAL remote is enabled, the horn will sound. To enable the hoists RIGGING REMOTE CONTROL (OPTIONAL) the boom must meet the following requirements: The crane may be equipped with an optional hand held radio The boom must be within -5.0°...

  • Page 93: Operation

    NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES Operation Item Description The following sections describe the features, major LED — Low Battery Indication components of, and how to use the rigging remote control. Single Front Outrigger (SFO) Main Hoist Group...
  • Page 94 CONTROLS AND OPERATING PROCEDURES NBT40-2 SERIES OPERATOR MANUAL mode button times out after five seconds if no function is Table 3-1 Rigging Remote Control LEDs (Continued) activated. LED Icon Description To select a direction of travel (extend or retract): Radio Link Active — This LED illuminates when there is an active link with the radio Press the pre-selectable direction button (19 or 20).

  • Page 95: Crane Remote Control (Optional)

    NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES CRANE REMOTE CONTROL (OPTIONAL) 10383 Item Description Item Description Hydraulic Speed Control Swing Telescope ON Button/Horn Auxiliary Hoist Engine RPM RCL Override (Momentary) Blank Main Hoist Engine Start STOP Boom Enable LCD Screen...

  • Page 96: Crane Remote Control Battery Charging

    CONTROLS AND OPERATING PROCEDURES NBT40-2 SERIES OPERATOR MANUAL Press the red STOP button (11) when finished with the Crane Remote Control Battery Charging remote. This will shut off the crane. If the crane remote control is not used for a long period, it is...

  • Page 97: Wind Speed Indicator (Optional)

    NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES In Operator Cab 10384 Right Side of Boom 10386 Rear of Crane FIGURE 3-25 10385 data to the RCL display. For information about how the wind WIND SPEED INDICATOR (OPTIONAL) speed indicator appears in the RCL, see Table 7-3 on The cranes feature an optional wind speed indicator to page 7-4.
  • Page 98 CONTROLS AND OPERATING PROCEDURES NBT40-2 SERIES OPERATOR MANUAL Lower the boom as necessary to access the anemometer. Remove the safety pin clip (1, Figure 3-27). Remove the pin. Remove the bushing (2) from the anemometer mast (3) and rod keeper (4).
  • Page 99 NBT40-2 SERIES OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES The battery should be removed if the anemometer Remove the anemometer assembly from the boom or NOTE: will be stored for a prolonged period of time. j i b . F o r m o r e i n f o r m a t i o n , s e e “ R e m o v i n g t h e Anemometer Assembly”...
  • Page 100 CONTROLS AND OPERATING PROCEDURES NBT40-2 SERIES OPERATOR MANUAL THIS PAGE BLANK Published 04-27-2022 Control # 704-01 3-40...

  • Page 101: Section 4

    NBT40-2 SERIES OPERATOR MANUAL SET-UP SECTION 4 SET-UP SECTION CONTENTS Setting the Mast Sheave ....4-11 Outrigger Setup ......4-1 Proper Leveling of the Crane .

  • Page 102: Bubble Level Adjustment

    SET-UP NBT40-2 SERIES OPERATOR MANUAL onto the rest). If necessary, relevel the crane using the procedures under Setting the Outriggers, page 4-2. Bubble Level Adjustment The bubble level adjustment should be checked periodically; if it is suspected that the bubble level indicator is out of adjustment, verify and adjust the bubble level as follows: Position the crane on a firm, level surface.

  • Page 103: Using The Hoist Jog Switch

    NBT40-2 SERIES OPERATOR MANUAL SET-UP overhaul weight. The hoist jog switches are active when the boom is stowed in the boom rest. DANGER All four outriggers must either be fully retracted (0%), at DANGER the midpoint (50%), three-quarters (75%) (NTC40-2/...

  • Page 104: Jib Safety Information

    SET-UP NBT40-2 SERIES OPERATOR MANUAL DANGER DANGER All four outriggers must either be fully retracted (0%), at Visually check all pin positions and make sure the jib is the midpoint (50%), three-quarters (75%) (NTC40-2/ fully retracted into side stow brackets, jib stow attachment...

  • Page 105: Deploying And Stowing The Jib

    NBT40-2 SERIES OPERATOR MANUAL SET-UP Also, when manually extending the jib: Jib retaining pin (9, Figure 4-4) must always be installed when operating. All swing around (stow and erecting) operations shall be done with jib retracted and pinned. Extendable section may slide out of 1 section jib when jib retaining pin (9, Figure 4-4) is removed.

  • Page 106: Jib Operation

    JIB OPERATION and rear) with the stow pin (1) installed and fully seated The NBT40-2 Series cranes can support the following jib: before removing the swing pin (5) from the boom nose. 31 to 55 ft (9.5 to 16.8 meters) Telescoping Jib •...

  • Page 107: Stowing Procedure

    NBT40-2 SERIES OPERATOR MANUAL SET-UP retaining pins using lock pins (11). Install line block to Pull the jib retaining pin (9, Figure 4-4) and fully retract end of loadline. extendable section into the base jib section. Retraction of extendable jib section may be facilitated by attaching 20.

  • Page 108: Jib Removal

    SET-UP NBT40-2 SERIES OPERATOR MANUAL will keep the jib assembly in line (parallel) with the 1 jack pushed all the way in to reduce exposure to section boom. rusting. Jib swing pin (5, Figure 4-4) does not retain the jib 19.
  • Page 109 NBT40-2 SERIES OPERATOR MANUAL SET-UP Retaining Pin Retaining Pin and Spring Clip 10433 9627 9626 Stowed Position 9628 for pin when jib is erected. 10407 Stow Pin Jib Stowage Bracket Hook Bracket Boom Jib Swing Pin Right Side Attachment Pins...
  • Page 110 SET-UP NBT40-2 SERIES OPERATOR MANUAL 9632 10408 Item Description Item Description Boom Base Section Alignment Jack Tele Section 1 Lock Pin Tele Section 2 Jib Sheave Tele Section 3 Keeper Jib Swing Pin ATB/RCL Cable Right Side Attachment Pins (Not...

  • Page 111: Jib Installation

    NBT40-2 SERIES OPERATOR MANUAL SET-UP JIB INSTALLATION Setting the Mast Sheave Use the following procedure to install the jib on the boom. You the following procedure to raise and lower the jib mast sheave. The mast sheave must be set for jib operation.

  • Page 112: Anti-Two Block (Atb) Weight Installation

    SET-UP NBT40-2 SERIES OPERATOR MANUAL Stowed 8277 9638 Mast Sheave Assembly Jib Boom Lock Pin Mast Stowage Bracket Retaining Clip Retaining Pin Sheave Wheel FIGURE 4-6 Anti-Two Block (ATB) Weight Installation To prevent the hoist rope from slipping out of the ATB weight, Upper Link rig the weight as shown in Figure 4-7.

  • Page 113: Multi-Part Line Reeving

    Multi-part line reeving enables greater loads to be lifted than can be lifted with single part line. However, loads are limited The NBT40-2 Series cranes support reevings of up to 8 line by the stability and structural integrity of the crane. The load parts, depending on the hook block and auxiliary boom nose must be within the limits contained in the load chart.
  • Page 114 SET-UP NBT40-2 SERIES OPERATOR MANUAL Table 4-1 Possible Multi-Part Line Reeving Combinations (Continued) Line Parts Reference Drawing Top Boom Nose Sheaves 2-Part Line Reeving Bottom Boom Nose Sheaves Connect to boom nose Hook Block Sheave 10391 Top Boom Nose Sheaves...
  • Page 115 NBT40-2 SERIES OPERATOR MANUAL SET-UP Table 4-1 Possible Multi-Part Line Reeving Combinations (Continued) Line Parts Reference Drawing Top Boom Nose Sheaves Connect to Boom Nose 4-Part Line Reeving Bottom Boom Nose Sheaves Hook Block 10393 Sheaves Top Boom Nose Sheaves...
  • Page 116 SET-UP NBT40-2 SERIES OPERATOR MANUAL Table 4-1 Possible Multi-Part Line Reeving Combinations (Continued) Line Parts Reference Drawing Top Boom Nose Sheaves Connect to 6-Part Line Reeving Bottom Boom Boom Nose Nose Sheaves Hook Block Sheaves 10395 Top Boom Nose Sheaves...

  • Page 117: Lifting The Rated Load

    NOTE: of the slot for the anchor wedge. The NBT40-2 Series can be rated to lift up to 90,000 lb (45 tons) [40823kg (40.8 metric ton)] at an 6 ft radius with the boom retracted with 8-parts of line. To make this lift the crane must be equipped with 0.63 in (16 mm) diameter wire rope...

  • Page 118: Wedge Sockets

    Use a mallet to seat Wedge and Rope as deep into Terminator Wedge Installation socket as possible before applying first load. The NBT40-2 Series is shipped with a terminator wedge socket which is National Crane’s preferred type of socket Terminator Wedge Socket 6 inches (15.2 cm)

  • Page 119: Wedge Socket Installation

    ATB system and other components during use of the crane. Of the methods shown below, National Crane prefers that 20 x Cable Dia method A or F be used, i.e., clipping a short piece of wire...
  • Page 120 SET-UP NBT40-2 SERIES OPERATOR MANUAL When using method A, place a wire rope clip around the Table 4-2 dead end by clamping a short extra piece of rope to the rope dead end. DO NOT CLAMP THE LIVE END. The U-bolt Wire Rope Clip Torque Values should bear against the dead end.

  • Page 121: Auxiliary Boom Nose (Optional)

    NBT40-2 SERIES OPERATOR MANUAL SET-UP 10399 Item Description Item Description Auxiliary Boom Nose Left Side Pin Right Side Pin Left Side Cotter Pin Right Side Cotter Pin Main Sheave Case ATB Mounting Pin Boom Nose Flange Auxiliary Boom Nose ATB Mounting Pin...

  • Page 122: Installing The Anti-Two Block (Atb) On The Auxiliary Boom Nose

    SET-UP NBT40-2 SERIES OPERATOR MANUAL Installing the Anti-Two Block (ATB) on the Auxiliary Boom Nose Main ATB Switch Splitter Port A (REF) Use the following procedures to install the ATB switch on the auxiliary boom nose. For more information about possible reeving combinations, see Possible Multi-Part Line Reeving Combinations, page 4-13.

  • Page 123: Removing The Auxiliary Boom Nose

    NBT40-2 SERIES OPERATOR MANUAL SET-UP Remove the ATB switch from the auxiliary boom nose. The auxiliary boom nose must be removed before NOTE: deploying or installing the jib. Remove the auxiliary boom nose as necessary. The auxiliary boom nose must be removed or fully NOTE: installed before travel.
  • Page 124 SET-UP NBT40-2 SERIES OPERATOR MANUAL THIS PAGE BLANK Published 04-27-2022 Control # 704-01 4-24...

  • Page 125: General

    NBT40-2 SERIES OPERATOR MANUAL LUBRICATION GREASE PROCEDURE AND CHARTS SECTION 5 LUBRICATION GREASE PROCEDURE AND CHARTS SECTION CONTENTS Side and Bottom Boom Wear Pad Lubrication . . . 5-6 General ........5-1 Environmental Protection .

  • Page 126: Chassis Grease

    If you are in doubt about the suitability of a specific fluid, Oil in a hydraulic system serves as the power transmission check with your authorized National Crane distributor or medium, system lubricant and coolant. Selection of the National Product Support.

  • Page 127: Lubrication Points

    John Deere Standard JDM J20C. this number corresponds to the index number shown on the Contact your National Crane distributor or National Product Lubrication Chart (Figure 5-1). Lube description and Support if you have any questions.
  • Page 128 LUBRICATION GREASE PROCEDURE AND CHARTS NBT40-2 SERIES OPERATOR MANUAL Lubrication Points 10400 10401 9669 10402 Telescoping Illustrations for reference only. FIGURE 5-1 Your crane may be different. Published 04-27-2022 Control # 704-01...
  • Page 129 NBT40-2 SERIES OPERATOR MANUAL LUBRICATION GREASE PROCEDURE AND CHARTS Recommended Item Application Procedure Frequency Lubricant Check and Fill Weekly, Fill as required Hydraulic Oil Tank Reservoir HYDO Change Semi-Annually After first 40 Hrs, Quarterly Hydraulic Tank Oil filter Change or clean thereafter.

  • Page 130: Side And Bottom Boom Wear Pad Lubrication

    LUBRICATION GREASE PROCEDURE AND CHARTS NBT40-2 SERIES OPERATOR MANUAL Recommended Item Application Procedure Frequency Lubricant Hydraulic tank magnetic plug (tank When servicing hydraulic tank, Clean bottom) item 1 Check and Fill Check and Fill: Weekly, Fill As Required 16 Cab Heater Reservoir...
  • Page 131 NBT40-2 SERIES OPERATOR MANUAL LUBRICATION GREASE PROCEDURE AND CHARTS Access hole Drain and fill plug outer threads Oil Fill Drain and fill plug 9674 FIGURE 5-3 Install a short 1 inch (25 mm) pipe in the inner threads around the drain and fill plug (Figure 5-3).

  • Page 132: Swing Gearbox Oil

    LUBRICATION GREASE PROCEDURE AND CHARTS NBT40-2 SERIES OPERATOR MANUAL Fill the hoist gearbox and brake with oil. See Lubrication Points, page 5-3 for specific lubricants. Visually inspect the oil level through the sight glass (1, Figure 5-2). When done filling, the oil level should be approximately half-way up in the sight glass.

  • Page 133: Surface Protection For Cylinder Rods

    NBT40-2 SERIES OPERATOR MANUAL LUBRICATION GREASE PROCEDURE AND CHARTS machines once a week and reapply Boeshield to unprotected rods. WIRE ROPE LUBRICATION Wire rope is lubricated during manufacture and the lubricant applied does not last the life of the rope. The wire rope must be lubricated as part of a regularly scheduled maintenance program.

  • Page 134: Carwell® Rust Inhibitor

    FIGURE 5-6 CARWELL RUST INHIBITOR ® In addition to the factory-applied treatment, National crane Protecting Cranes From Rusting owners must provide proper maintenance and care to help National Crane Group's cranes are manufactured to high ensure long-term protection of their crane against corrosion.

  • Page 135: Cleaning Procedures

    NBT40-2 SERIES OPERATOR MANUAL LUBRICATION GREASE PROCEDURE AND CHARTS in high humidity, or when temperatures are just above rusting. To repair a major scratch (down to bare metal) or • the freezing point. minor damage, follow these procedures: National Product Support recommends that a...

  • Page 136: Areas Of Application

    LUBRICATION GREASE PROCEDURE AND CHARTS NBT40-2 SERIES OPERATOR MANUAL Unit must be completely dry before applying NOTE: Areas of Application treatment. Refer to Figure 5-7 Do not allow product to puddle or build-up on weather • The underside of the unit will have full coverage of the stripping, rubber gaskets, etc.
  • Page 137 NBT40-2 SERIES OPERATOR MANUAL LUBRICATION GREASE PROCEDURE AND CHARTS 10401 Illustrations for reference only. Your crane may be different. 10400 Item Description Item Description Counterweight Pins Downhaul Weight/Hook Block Tiedown Hoist Plumbing Connections Mirror Mounting Hardware Tension Spring Powertrain Hardware...
  • Page 138 LUBRICATION GREASE PROCEDURE AND CHARTS NBT40-2 SERIES OPERATOR MANUAL THIS PAGE BLANK Published 04-27-2022 Control # 704-01 5-14...

  • Page 139: Crane Inspection And Maintenance

    NBT40-2 SERIES OPERATOR MANUAL MAINTENANCE SECTION 6 MAINTENANCE CHECKLIST SECTION CONTENTS Jib Jack Service and Maintenance ... . 6-6 Crane Inspection And Maintenance ... 6-1 Inspections .
  • Page 140 MAINTENANCE CHECKLIST NBT40-2 SERIES OPERATOR MANUAL 26. Control and drive mechanisms for excessive wear and/ Daily Inspections/Pre-use or contamination from lubricants, water or other foreign Check the following items: matter. Engine oil level. 27. All air, hydraulic, and working mechanisms before operating the PTO.

  • Page 141: Special Boom Inspection

    Stability Periodic/Annual Inspection Stability of unit throughout working area. Check the stability procedure in Installation Section of the NBT40-2 Series Check the following items: Service Manual annually or when any changes are made to All items listed under daily, weekly, and monthly crane or truck.

  • Page 142: Environmental Conditions

    MAINTENANCE CHECKLIST NBT40-2 SERIES OPERATOR MANUAL period of a month or more must be given a thorough Environmental Conditions inspection before it is placed in service. These inspections The life expectancy of rope may vary due to the degree of...

  • Page 143: Wire Rope Replacement

    One outer wire broken at its point of contact with the core • National Crane. All wire rope will eventually deteriorate of the rope which has worked its way out of, and to a point where it is no longer usable. Wire rope shall be protrudes or loops out from the rope structure.

  • Page 144: Replacement Rope

    Frequent inspection and tightening of hose clamp eliminates National Crane recommends that boom extension NOTE: the possibility of end connection failure due to back pressure cables be replaced every seven (7) years.

  • Page 145: Tire Load And Inflation Table

    NBT40-2 SERIES OPERATOR MANUAL MAINTENANCE checked for obstructions, hose kinks, or other flow inflation Table” shown below indicates the proper inflation restrictions. pressure. The values in the tables below are as published by NOTE: TIRE LOAD AND INFLATION TABLE the Tire and Rim Association 2005. Your vehicle...
  • Page 146 MAINTENANCE CHECKLIST NBT40-2 SERIES OPERATOR MANUAL Radial Ply Metric Tires for Trucks, Busses, and Trailers Used in Normal Highway Service Radial Ply Tires Mounted on 15° Drop Center Rims Tire and Rim Association Standard Radial Ply Metric Tires for Trucks, Busses, and Trailers Used in Normal Highway Service Radial Ply Tires Mounted on 15°...
  • Page 147 NBT40-2 SERIES OPERATOR MANUAL MAINTENANCE Metric Wide Base Tires for Trucks, Busses, and Trailers Used in Normal Highway Service Tires Used as Singles Mounted on 15° Drop Center Rims Tire and Rim Association Standard Radial Ply Tires for Trucks, Busses, and Trailers Used in Normal Highway Service Radial Ply Tires Mounted on 15°...

  • Page 148: Specifications

    MAINTENANCE CHECKLIST NBT40-2 SERIES OPERATOR MANUAL SPECIFICATIONS Hydraulic Hydraulic Pump ..............286 l/min (75.5 gpm) 2200 rpm, Variable displacement, axial piston with load sense Pump Displacement ............130 cc/rev (7.93 in /rev) Pump Max Pressure............338 bar (4900 psi) Load Sense Relief Valve ..........294.8 ±3.45/-0 bar (4275 +50/-0 psi) Pump Load Sense Margin..........

  • Page 149: Swing Gearbox

    NBT40-2 SERIES OPERATOR MANUAL MAINTENANCE Brake Oil Capacity..............Shared with gearbox Maximum Line Pull per Layer @ 310.2 bar (4500 psi) Layer Low Speed KG (lb) 7824 (17250) 7008 (15450) 6350 (14000) 5801 (12790) 5343 (11780) Swing Gearbox Weight (no oil) ............... 104.8 kg (231.0 lbs) Output Torque (Continuous) ..........

  • Page 150: Camera (Optional)

    MAINTENANCE CHECKLIST NBT40-2 SERIES OPERATOR MANUAL Camera (Optional) Monitor (Crane Cab) Input Voltage ................. 12 volts to 60 volts (±10%) Size ..................17.78 cm (7 inches) Resolution ................WVGA 800 x RGB x 480 Pixels Cameras (Hoist and Rear View) Power Input ................
  • Page 151 NBT40-2 SERIES OPERATOR MANUAL RATED CAPACITY LIMITER SECTION 7 RATED CAPACITY LIMITER SECTION CONTENTS Setting Radius Limit..... . . 7-13 RCL System Overview .

  • Page 152: Rcl System Overview

    Telescope extend pressure transducer at the base of the • boom. The National Crane RCL system consists of an operator’s console, anti-two-block switch, length sensor, angle sensor, Anti-two-block switch (ATB) on the boom nose. •...

  • Page 153: About The Rcl Display

    NBT40-2 SERIES OPERATOR MANUAL RATED CAPACITY LIMITER Main Menu RCL Setup Tools Diagnostics Return to Operating Mode Screen 10405 FIGURE 7-2 About the RCL Display Table 7-1 Main Menu Options The Main Menu screen displays when: Icon Description The display first powers up, or RCL Set-Up —...
  • Page 154 NBT40-2 SERIES OPERATOR MANUAL On start up of the RCL, the Manitowoc splash Table 7-1 Main Menu Options (Continued) NOTE: screen and the National Crane logo screen Icon Description appears for a few seconds each before the Main Diagnostic — Highlight and press the Select Menu Screen appears (Figure 7-2).
  • Page 155 NBT40-2 SERIES OPERATOR MANUAL RATED CAPACITY LIMITER Table 7-3 RCL Screen Symbols (Continued) Table 7-3 RCL Screen Symbols (Continued) Icon Description Icon Description ATB Limit is Activated — Continuous visual Controller — This icon is activated when one or and audible warning that a two-block condition more controller (joystick) output percentages is exists.

  • Page 156: About The Rcl And Atb Override Warnings

    RATED CAPACITY LIMITER NBT40-2 SERIES OPERATOR MANUAL Table 7-3 RCL Screen Symbols (Continued) Table 7-3 RCL Screen Symbols (Continued) Icon Description Icon Description Windspeed Indicator Reading (If Equipped) Electronic Telescope Extension Relief — This box shaded depending on wind speed: Pressure (E-TERP)—Maximum allowable...

  • Page 157: Rcl Setup

    Is a jib attached to the boom nose? Select 1 or 2. When the crane ignition switch is turned on, the RCL powers up and displays the National Crane logo screen for a few Screen 3-1A seconds followed by the main menu screen.
  • Page 158 RATED CAPACITY LIMITER NBT40-2 SERIES OPERATOR MANUAL Outrigger Configuration Without Jib or Personnel the left of the display screen would be 50% extended. The • Platform user can override this pre-selection by using the up/down arrow keys and selecting the check mark when complete.
  • Page 159 NBT40-2 SERIES OPERATOR MANUAL RATED CAPACITY LIMITER Screen 6-1 Screen 6-3 10410 10414 If the user attempts to select the check mark before Fully If the user attempts to select the check mark before the Fully Extended, 75%, or 50% Extended condition is met, the Extended condition is met, the check mark button is missing.

  • Page 160: Step 4: Configuring Hoist And Reeving

    RATED CAPACITY LIMITER NBT40-2 SERIES OPERATOR MANUAL Screen 9 Step 4: Configuring Hoist and Reeving Screen 7 10416 10418 OPERATING MODE Select 1 to show the Main Hoist enabled. Select 2 to show After the RCL is setup is complete, the RCL Operating Mode the auxiliary hoist enabled.

  • Page 161: Accessing Operating Mode Screen

    NBT40-2 SERIES OPERATOR MANUAL RATED CAPACITY LIMITER Accessing Operating Mode Screen Overriding the RCL System Use this procedure to access the Operating Mode screen. The Operating Status key appears only after the RCL configuration and set-up is complete. The Operating...

  • Page 162: Setting The Slew Angle Limit

    RATED CAPACITY LIMITER NBT40-2 SERIES OPERATOR MANUAL Table 7-6 shows the selections on the WADS screen. Select DEL function key to remove the current • Table 7-6 WADS Icons setting. Icon Description Set a slew angle limit. For more information, to return to previous screen when finished.

  • Page 163: Setting The Boom Angle Limit

    NBT40-2 SERIES OPERATOR MANUAL RATED CAPACITY LIMITER Rotate the crane superstructure to the desired position Selecting DEL function key removes the current • (the radius and slew angle appears on the display boom angle setting. screen). Select the SET function key to set the current to return to previous screen with no inputs.

  • Page 164: Deleting All Limits

    RATED CAPACITY LIMITER NBT40-2 SERIES OPERATOR MANUAL RCL Limit #5 TOOLS 10425 The Tools menu is where the following tasks can be performed: Setting units of measure • Configuring Controller Output • Calibrating and configuring the RCL • Configuring the hydraulic filter reminder •...

  • Page 165: Setting Units Of Measure

    NBT40-2 SERIES OPERATOR MANUAL RATED CAPACITY LIMITER Setting Units of Measure Setting RCL Screen Brightness The unit of measure can be changed for the measurements The brightness of the RCL screen can be changed. Adjust shown in Table 7-7. Yellow indicates the currently set value.

  • Page 166: System Configuration

    RATED CAPACITY LIMITER NBT40-2 SERIES OPERATOR MANUAL Controller Output #3 About the Controller Output Setup Screen The Controller Output Setup screen allows the operator to select what percentage of maximum hydraulic valve spool shift to use when operating the crane in “Crane Control.” This function does NOT work in “Radio Remote Control”...

  • Page 167: Accessing The System Configuration Menu

    NBT40-2 SERIES OPERATOR MANUAL RATED CAPACITY LIMITER Accessing the System Configuration Menu Table 7-11 Time Set Functional Keys (Continued) Use the following procedure to access the System Icon Description Use this button to cycle (tab) through the Configuration menu. The password 12331 is required to fields that can be changed.

  • Page 168: Diagnostics

    RATED CAPACITY LIMITER NBT40-2 SERIES OPERATOR MANUAL The software has a major revision update (all sensors A password is required to calibrate a sensor. For more • must be calibrated) information, see “Entering the System Configuration Password” on page 7-17.

  • Page 169: Accessing The Diagnostics Menu

    If a warning appears, consult the on the operating mode screen and the truck manufacturer’s manual or your truck engine oil pressure icon is National Crane dealer. Gray with double highlighted RED on the diagnostics dashes when no data is broadcast or not screen.

  • Page 170: About Faults And Real-Time I/O Diagnostics

    RATED CAPACITY LIMITER NBT40-2 SERIES OPERATOR MANUAL Diagnostic Menu Screen #1 FIGURE 7-7 7623-46n 9692 The following describes the fault code screen (Figure 7-7): Active Fault Box (Red, A, Figure 7-7) — The crane Diagnostic Menu Screen #2 • control system displays up to 20 active faults or system errors.

  • Page 171: About The Manitowoc Diagnostic Code Mobile Application

    NBT40-2 SERIES OPERATOR MANUAL RATED CAPACITY LIMITER Viewing the Fault Codes List About the Manitowoc Diagnostic Code Mobile Application Access the list of fault codes (diagnostics screen #2) from the Diagnostics menu. Use the directional button to scroll The Manitowoc Diagnostic Code Mobile Application is a free through the list of faults.
  • Page 172 RATED CAPACITY LIMITER NBT40-2 SERIES OPERATOR MANUAL Click NBT. Group—Enter the group information from the fault • code. The NBT - Boomtrucks screen appears. Component—Enter the component information from • the fault code. Error—Enter the error number information from the •...

  • Page 173: Decals

    NBT40-2 OPERATOR MANUAL APPENDIX 1 DECALS Figure A-1 shows the locations of the decals on the NBT40- Published 04-27-2022 Control # 704-01 NATIONAL CRANE...
  • Page 174 10437 FIGURE A-1 Published 04-27-2022 Control # 704-01...
  • Page 175 10438 FIGURE A-1 continued Published 04-27-2022 Control # 704-01 NATIONAL CRANE...
  • Page 176 10439 FIGURE A-1 continued Published 04-27-2022 Control # 704-01...
  • Page 177 10440 FIGURE A-1 continued Published 04-27-2022 Control # 704-01 NATIONAL CRANE...
  • Page 178 FIGURE A-1 continued 10441 Published 04-27-2022 Control # 704-01...
  • Page 179 10442 FIGURE A-1 continued Published 04-27-2022 Control # 704-01 NATIONAL CRANE...
  • Page 180 FIGURE A-1 continued 10443 Published 04-27-2022 Control # 704-01...
  • Page 181 FIGURE A-1 continued 10444 Published 04-27-2022 Control # 704-01 NATIONAL CRANE...
  • Page 182 FIGURE A-1 continued 10445 Published 04-27-2022 Control # 704-01 A-10...
  • Page 183 NBT40-2 Nomenclature DANGER—A2B Override Hazard NTC40-2 Nomenclature DANGER—Untrained Operator NBT45-2 Nomenclature DANGER—O/R Crush Hazard NTC45-2 Nomenclature DANGER—Electrocution Hazard National Crane Nomenclature Outrigger Functions Manitowoc Decal WARNING—California Prop 65 CAUTION—Electronic Equip DANGER—Superstructure Crush Hazard Published 04-27-2022 Control # 704-01 NATIONAL CRANE...
  • Page 184 NBT40-2 OPERATOR MANUAL Table A-1 Legend for Figure A-1 (Continued) Table A-1 Legend for Figure A-1 (Continued) Item Description Item Description Drive Train Engage G-6.50 DANGER A-6.50 Reflective Tape B-6.50 Reflective Tape C-6.50 Reflective Tape D-6.50 50% Outrigger Position E-6.50 75% Outrigger Position F-6.50 Safety Harness...

  • Page 185: Index

    NBT40-2 SERIES OPERATOR MANUAL INDEX Numerics 12V Receptacle ............. 3-15 Cab Heater, Antifreeze/Coolant ........5-2 3rd Wrap Indicator ............3-18 Calibrating RCL Sensors ..........7-17 Camera Specifications ............6-12 System (Optional) ...........3-36 A/C/Heater Vents ............3-15 Rear View ............3-36 About RCL Display ............7-3 Changing Batter, Anemometer ........3-38...
  • Page 186 NBT40-2 SERIES OPERATOR MANUAL Decals ................A-1 Possible Reeving Combinations ......4-13 Decking, Movable Ladder Locations ......3-22 Hoists Deleting Limits (RCL) ............ 7-14 Accessing ...............3-22 Deploying and Stowing, Jib ..........4-5 and Reeving, Configuring in RCL ......7-10 Deployment Procedure, Jib ..........4-6 Auxiliary Speed ............3-18...
  • Page 187 Hoist Rope ............... 6-3 Rated Capacity Limiter ............7-1 Jib ................4-11 Measure, Setting Units of ..........7-15 and ATB Override Warnings ........7-6 Models, NBT40-2 series ..........1-1 Calibrating Sensors ..........7-17 Movable Ladder ............3-21 Check ..............3-25 Decking Installation Locations ....... 3-22 Configuring Hoist and Reeving in RCL ....7-10...
  • Page 188 NBT40-2 SERIES OPERATOR MANUAL Registration, New Owner ..........1-1 Gearbox Specifications ...........6-11 Remote Control Warm-up ..............3-24 Crane ..............3-35 Symbols, RCL ..............7-4 Crane (Optional) ............ 3-35 System Crane, Battery Charging ........3-36 Configuration ............7-16 Power Switch ............3-16 Date and Time ............7-17 Rigging ..............

Table of Contents