Manitowoc National Crane NBT30H-2 Operator's Manual
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Manitowoc National Crane NBT30H-2 Operator's Manual

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Summary of Contents for Manitowoc National Crane NBT30H-2

  • Page 1 National Crane NBT30H-2 Operator Manual...
  • Page 3 DANGER An untrained operator subjects himself and others to death or serious injury. Do not operate this crane unless: Manitowoc is not • You are trained in the safe operation of this crane. responsible for qualifying personnel. •...
  • Page 4 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. •...

  • Page 5: Table Of Contents

    Table of Contents See back of this manual for Alphabetical Index SECTION 1 ..........Introduction General .
  • Page 6 TABLE OF CONTENTS NBT30H-2 OPERATOR MANUAL Personal Considerations ..........2-31 Equipment Access .
  • Page 7 NBT30H-2 OPERATOR MANUAL TABLE OF CONTENTS Crane Warm-up Procedures ..........3-8 Engine.
  • Page 8 TABLE OF CONTENTS NBT30H-2 OPERATOR MANUAL Chassis Grease ........... . 5-2 Low Temperature Grease .

  • Page 9: Section 1

    NBT30H-2 OPERATOR MANUAL INTRODUCTION SECTION 1 INTRODUCTION SECTION CONTENTS General ........1-1 Notice to Owner/User .

  • Page 10: Supplemental Information

    If you are the new owner of a National Crane, please register and service your crane. it with Manitowoc Crane Care so we have the ability to contact you if the need arises. A Safety Compact Disc or a USB flash drive which includes...
  • Page 11 NBT30H-2 OPERATOR MANUAL INTRODUCTION 8596-2 8606-1 FIGURE 1-2 Item Component Item Component Control Console Extension RCL Display Turret Operators Station Single Front Outrigger-(SFO) Rated Capacity Limiter (RCL) Reel Hydraulic Tank Boom Hydraulic Pump Boom Nose Radio Remote Receiver Boom Rest Truck Frame Lift Cylinder Truck Bed...
  • Page 12 INTRODUCTION NBT30H-2 OPERATOR MANUAL Published 03-18-2019 Control # 582-04...

  • Page 13: Safety Messages

    NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS SECTION 2 SAFETY PRECAUTIONS SECTION CONTENTS Safety Messages......2-1 Personnel Handling.

  • Page 14: General

    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 Manitowoc Product Safety at the address below. The equipment must not be CAUTION...

  • Page 15: Operator Qualifications

    NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS each person responsible for assembly, disassembly, decals on the equipment. Decals provide important operation and maintenance of the equipment. instructions and warnings and must be read prior to any operational or maintenance function. No personnel shall be allowed to climb onto the equipment or enter the cab or operator’s station unless performance of Refer to the Parts Manual for this equipment for the locations their duties require them to do so, and then only with...

  • Page 16: Operational Aids

    SAFETY PRECAUTIONS NBT30H-2 OPERATOR MANUAL You must be mentally and physically fi t to operate • When an Anti-Two-Blocking Device, Two-Blocking equipment. Never attempt to operate equipment while under Damage Prevention Device or Two-Block Warning the influence of medication, narcotics, or alcohol. Any type of Device is inoperative or malfunctioning, the designated drug could impair physical, visual and mental reactions, and person responsible for supervising the lifting operations...

  • Page 17: Working Area Limiter (If Equipped)

    NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS Two-blocking occurs when the load block (hook block, the boom is lowered. Keep load handling devices a minimum headache ball, rigging, etc.) comes into physical contact with of 107 cm (42 in) below the boom nose at all times. the boom (boom nose, sheaves, jib, etc.).

  • Page 18: Load Charts

    SAFETY PRECAUTIONS NBT30H-2 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 19: Wind Speeds

    NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS NOTE: The wind speed corresponding to the Beaufort scale in the table is mean wind speed at 10 m (33 ft) elevation over a period of 10 minutes. Table 2-1 Beaufort Wind Scale Maximum Wind Speed Beaufort Visible Indicator Description...
  • Page 20 SAFETY PRECAUTIONS NBT30H-2 OPERATOR MANUAL 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 21 NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS Determination of 3-second wind gust speed at boom Size and Shape of the load: tip height: These rated capacities are also based on the assumption that the Wind Resistance Area of load, Awr is not more The following example illustrates how to calculate 3-second (load) wind gust speed at boom tip height based on mean wind...
  • Page 22 SAFETY PRECAUTIONS NBT30H-2 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 8384-1 FIGURE 2-2 Determining Wind Drag Coefficient (Cd) If the exact Wind Drag Coefficient of a shape is not known,...
  • Page 23 NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS Table 2-2 Wind Drag Coefficient Maximum Permissible Wind Speed If the wind resistant area of the load Awr is greater than (load) Shape the allowable wind resistant area Awr , the ratio can be (allow) used to determine a permissible wind speed V(z) for the load 1.1 to 2.0 using Table 2-3.
  • Page 24 SAFETY PRECAUTIONS NBT30H-2 OPERATOR MANUAL Rated Load Chart Example - Metric 8383-1 FIGURE 2-3 2-12 Published 03-18-2019 Control # 582-04...
  • Page 25 NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS Table 2-4 Example-Capacity Reduction Factors for Wind Speed V(z) Greater than 13.4 m/s - Metric (Only for lifting with main boom on fully extended outriggers, with or without stowed extension) For wind speed V(z) (3-second gust speed at boom tip height) V(z) > 13.4 m/s ≤ 20.1 m/s, the Reduced Capacity shall be calculated by multiplying the Published Rated Capacity by the following factors: Main Boom Length in Meters Wind Speed...
  • Page 26 SAFETY PRECAUTIONS NBT30H-2 OPERATOR MANUAL At wind speeds greater than 13.4 m/s, it is not permissible to Load example 1.3a: lift a load greater than 12,040 kg, even if the wind resistance With large wind resistance area of the load Awr (load) area of the load is less than 14.45 m •...
  • Page 27 NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS • Is the load to be lifted less than allowable load? Ratio = 1.37 8,000 kg ≤ 12,040 kg • Is Awr less than Awr (load) (allow) From Table 2-5, the maximum permissible wind speed at 19.83 m ≤...
  • Page 28 SAFETY PRECAUTIONS NBT30H-2 OPERATOR MANUAL Rated Load Chart Example - Non-metric 8382-1 FIGURE 2-4 2-16 Published 03-18-2019 Control # 582-04...
  • Page 29 NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS Refer to the above equipment configuration for the following load conditions: Example and Sample Calculations (Non-metric) Load example 2.1: The following example illustrates how to calculate allowable load while operating in wind speed (3-second wind gust With known Wind Drag Coefficient of the load Cd, speed) above 13.4 m/s (30 mph) and maximum permissible •...

  • Page 30: Lifting Operations

    SAFETY PRECAUTIONS NBT30H-2 OPERATOR MANUAL the wind resistance area of load can be estimated as: • Is Awr less than Awr (load) (allow) 216 ft ≤ 149 ft ......NO = Ap x Cd = 180 x 1.2 = 216 ft (load) Conclusion: This load is NOT permissible to lift in wind...

  • Page 31: Counterweight

    NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS Always keep the load as near to the equipment and as close Always use enough parts-of-line to accommodate the load to to the ground as possible. be lifted. Lifting with too few parts-of-line can result in failure of the hoist rope.

  • Page 32: Tilt-Up Panel Lifting

    SAFETY PRECAUTIONS NBT30H-2 OPERATOR MANUAL • Make sure all signals are coordinated through the lift • The total gross load shall not exceed 80% of the director or person in charge of the lift. standard load chart. The operator shall be responsible to control this as the RCL does not have a feature to set •...

  • Page 33: Equipment

    NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS • All pile driving and extracting operations shall be showing inspections were performed on the equipment restricted to fully extended outriggers with all tires clear during the time it was used for pile driving or extraction. of the ground.

  • Page 34: Set-Up And Operation

    SAFETY PRECAUTIONS NBT30H-2 OPERATOR MANUAL Example decal. For reference only. 8822 Equipment operation is dangerous when close to an The safest way to avoid electrocution is to stay away from energized electrical power source. Exercise extreme caution electrical power lines and electrical power sources. and prudent judgment.

  • Page 35: Electrocution Hazard Devices

    NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS Boom cages and boom guards afford limited protection from electrocution hazards. They are designed to cover only the boom nose and a small portion of the boom. Performance of boom cages and boom guards is limited by their physical size, insulating characteristics, and operating environment (e.g.

  • Page 36: Special Operating Conditions And Equipment

    Thoroughly inspect the rope and all points of contact on the equipment. Should the distributor not be immediately • Near high-frequency switching stations available, contact Manitowoc Crane Care. The equipment • If a thunder storm is forecast must not be returned to service until it is thoroughly inspected for any evidence of damage and all damaged parts Use electrically conducting material for grounding.
  • Page 37 NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS Also see the optional equipment manual titled Personnel • The crane operator must remain at the crane controls at Basket Manual which addresses safety, inspection, testing, all times when personnel are off the ground. operation, installation, and lubrication. •...

  • Page 38: Environmental Protection

    SAFETY PRECAUTIONS NBT30H-2 OPERATOR MANUAL • ASME (formerly ANSI) B30 Series American National Follow all applicable safety precautions in this manual when Safety Standards For Cableways, Cranes, Derricks, performing equipment maintenance as well as equipment Hoists, Hooks, Jacks, and Slings; ASME B30.5, Mobile operations.

  • Page 39: Lubrication

    NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS for leaks. Wear gloves to protect your hands from • Consult with Manitowoc Crane Care to determine if load spraying fluid. testing is required after a structural repair is performed. • If any hydraulic fluid is injected into the skin, obtain Lubrication medical attention immediately or gangrene may result.

  • Page 40: Wire Rope

    • Never overload a rope. This means never use the rope NOTE: Rope may be purchased by contacting Manitowoc where the load applied to it is greater than the working Crane Care. load determined by the rope manufacturer.

  • Page 41: Sheaves

    NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS Sheaves Environmental factors such as corrosive conditions and heat can damage a wire rope. Lack of lubrication can significantly shorten the useful life of a wire rope. Contact with electrical wires and resulting arcing will damage a wire rope.

  • Page 42: Engine

    SAFETY PRECAUTIONS NBT30H-2 OPERATOR MANUAL • If equipped, disconnect battery with the battery Do not use the dead end lug on the boom nose for tying disconnect switch before disconnecting the ground down the boom during transport. Damage to the lug and battery cable.

  • Page 43: Work Practices

    Do not make modifications or additions to the equipment’s access system that have not been evaluated and approved Stay alert at the wheel. by Manitowoc Crane Care. If equipped, ensure that the hoist access platform hand rail Do not step on surfaces on the equipment that are not and step are in the travel configuration.

  • Page 44: Job Preparation

    SAFETY PRECAUTIONS NBT30H-2 OPERATOR MANUAL Job Preparation equipment in an area with flammable dust or vapors, unless good ventilation has removed the hazard. Before equipment use: Carbon monoxide fumes from the engine exhaust can cause • Barricade the entire area where the equipment is suffocation in an enclosed area.

  • Page 45: Lifting

    NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS Check the hoist brake by raising the load a few inches, stopping the hoist and holding the load. Be sure the hoist brake is working correctly before continuing the lift. When lowering a load always slow down the load’s descent before stopping the hoist.

  • Page 46: Hand Signals

    SAFETY PRECAUTIONS NBT30H-2 OPERATOR MANUAL Be sure everyone is clear of the equipment and work area before making any lifts. Never swing over personnel, regardless of whether load is suspended from or attached to the boom. Hand Signals A single qualified signal person shall be used at all times when: •...
  • Page 47 NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS 9580 FIGURE 2-6 National Crane 2-35 Published 03-18-2019 Control # 582-04...

  • Page 48: Parking And Securing

    SAFETY PRECAUTIONS NBT30H-2 OPERATOR MANUAL PARKING AND SECURING • Lock the operator’s cab (if applicable) and install vandal guards, if used. COLD WEATHER OPERATION WARNING Cold weather operation requires additional caution on the Tipping Hazard! part of the operator. When parking the equipment and leaving it unattended Check operating procedures in this manual for cold weather follow the instructions for the Controls and Operating starting.
  • Page 49 NBT30H-2 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. Also, the boom angle will 15.5°C (60°F) would only retract approximately 38 mm (1 1/ decrease as the lift cylinder(s) retracts causing an increase 2 in).

  • Page 50: Overload Inspection

    50%. stopped immediately and Crane Care must be contacted for • Stop operating the crane and contact Manitowoc corrective action. Crane Care immediately for overloads of 50% and T h e f o l l o w i n g i l l u s t r a t i o n s m a y n o t b e a n e x a c t higher.

  • Page 51: Boom Inspection

    NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS Boom Inspection 9, 10 2, 3 9, 10 Illustration for reference only. 8596-1 Your crane may be different. National Crane 2-39 Published 03-18-2019 Control # 582-04...
  • Page 52 SAFETY PRECAUTIONS NBT30H-2 OPERATOR MANUAL NOTE: The following checklist includes all features that can be found on Manitowoc cranes. Your crane may not have some features. Overload less than 25% Sheaves, Inspect all for damage. Rope Guides Collar-Wear Pads, Pad Inspect for damage.

  • Page 53: Superstructure Inspection

    NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS Superstructure Inspection 10,11 8596-1 Illustration for reference only. Your crane may be different. National Crane 2-41 Published 03-18-2019 Control # 582-04...
  • Page 54 SAFETY PRECAUTIONS NBT30H-2 OPERATOR MANUAL NOTE: The following checklist includes all features that can be found on Manitowoc cranes. 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 55: Carrier Inspection

    NBT30H-2 OPERATOR MANUAL SAFETY PRECAUTIONS Carrier Inspection 5, 6 8596-1 Illustration for reference only. Your crane may be different. National Crane 2-43 Published 03-18-2019 Control # 582-04...
  • Page 56 SAFETY PRECAUTIONS NBT30H-2 OPERATOR MANUAL NOTE: The following checklist includes all features that can be found on Manitowoc cranes. Your crane may not have some features. Overload less than 25% Stabilizer Inspect for leaks. Cylinders Outrigger Inspect for deformation and cracked welds.

  • Page 57: Section 3

    NBT30H-2 OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES SECTION 3 CONTROLS AND OPERATING PROCEDURES SECTION CONTENTS General ........3-1 Fuse/Relay Panel .

  • Page 58: Jump Starting Hazard

    CONTROLS AND OPERATING PROCEDURES NBT30H-2 OPERATOR MANUAL Truck Cab Ignition Switch • Hoist System Operation • Work Site Location Truck Cab Ignition Switch must be ON in order for the crane ignition switch to be operable. • Load Chart NOTE: All ignition switches (truck key switch and both •...

  • Page 59: Park Brake

    NBT30H-2 OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES Park Brake maximum swing speed. Turn knob OUT to decrease maximum swing speed. The truck parking brake must be firmly set before leaving cab to begin crane operation. If the ground surface is icy, slick, or Emergency Stop Switch sloped, wheel chocks may be required to help immobilize the Operate the Emergency Stop Switch to kill the truck engine...

  • Page 60: Outrigger Control Box (Pendent)

    CONTROLS AND OPERATING PROCEDURES NBT30H-2 OPERATOR MANUAL 8579 Item Description Outrigger Control Box Stowage Compartment Center Front Stabilizer Switch-(SFO) Outrigger Selector Switches Extend/Retract Switch FIGURE 3-1 Outrigger Control Box (Pendent) Center Front Stabilizer (SFO) Switch The Center Front Stabilizer Switch (SFO) is used to lower The hand-held Outrigger Control Box (13) is stowed in a and raise the center front stabilizer.
  • Page 61 NBT30H-2 OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES 8703-7 Left Right 8706 8581 8706-1 8706-2 Item Description Item Description Stop/Run/Start Switch Remote Receiver Outrigger Control - Hand-held Lever - Swing Hi-Speed Toggle Switch Lever - Telescope RCL Override Switch Lever - Hoist RCL Display Lever - Hoist Speed Control RCL Swing Arm...

  • Page 62: Crane Controls

    CONTROLS AND OPERATING PROCEDURES NBT30H-2 OPERATOR MANUAL CRANE CONTROLS Hoist Speed Control See Figure 3-2 for item number identification. The hoist operates at two speeds; the Hoist Speed Control (5), located on the Hoist Control Lever (4) and the Hi Speed Control Console Hoist Toggle Switch (14).

  • Page 63: Control Levers (Optional)

    NBT30H-2 OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES Control Levers (Optional) RCL Override Key Switch When installed, the control levers are used for optional RCL Override key switch (21) is located behind an access hydraulic equipment such as an auger, auxiliary hoist or panel on passenger side operator station.

  • Page 64: Equipment Checks

    • for damaged structural members and welds. Lubrication section of your crane’s Operator Manual, by contacting your local Manitowoc distributor, or by contacting • all rope guides and cable keepers. Manitowoc Crane Care directly).

  • Page 65: Transmission

    • driving with an unloaded crane while not exceeding crane’s hydraulic pumps or motors, stop the operation 1500 engine RPM and not exceeding half throttle. and engine immediately and contact a Manitowoc Hoist distributor. • From 10°C to 4°C (50°F to 40°F): Crane operation with Performing a warm-up procedure is recommended at every startup and is required at ambient temperatures below 4°C...

  • Page 66: Rcl Check

    CONTROLS AND OPERATING PROCEDURES NBT30H-2 OPERATOR MANUAL RCL Check • Use the anti-two-block system only as an aid. • Make sure the rope is not twisted or kinked and that it is properly seated in the hoist and in sheaves. DANGER •...

  • Page 67: Before Making The Lift

    NBT30H-2 OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES Before Making the Lift used as a guide to position unloaded loadline and to determine to approximate height to which the load can • Set the outriggers as described in Outrigger Setup, page be lifted.
  • Page 68 CONTROLS AND OPERATING PROCEDURES NBT30H-2 OPERATOR MANUAL Position the crane in the work area and set the Position the boom nose over the load. Do not try and o ut r i gg e r s . S e e O ut r i gg e r S et u p , pa g e 4 - 1 f o r drag the load with the boom or hoist.
  • Page 69 NBT30H-2 OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES RATED LIFTING CAPACITIES IN POUNDS WITH STOWED EXTENSION 32 FT. - 110 FT. BOOM ON OUTRIGGERS FULLY EXTENDED #002 Radius Main Boom Length in Feet Feet 46-A 62-B 78-C 94-D *59,200 (75.8) 42,200 28,500 (72.1) (77.8)
  • Page 70 CONTROLS AND OPERATING PROCEDURES NBT30H-2 OPERATOR MANUAL FIGURE 3-5 FIGURE 3-6 3-14 Published 03-18-2019 Control # 582-04...

  • Page 71: Rated Capacity Limiter

    RATED CAPACITY LIMITER responsibility for safe crane operation remains with the operator. The Manitowoc RCL system consists of an operator’s console, anti-two block switch, length sensor, angle sensor, slew potentiometer, four outrigger length sensors and two lift cylinder pressure transducers. The maximum load/actual load is displayed on the operator screen and the load part number is displayed on the error codes screen.
  • Page 72 CONTROLS AND OPERATING PROCEDURES NBT30H-2 OPERATOR MANUAL Main Menu Tools RCL Setup Diagnostics Return to Operating Mode Screen 8717-2 FIGURE 3-8 RCL Display Buttons 1-4 can be used to select/confirm a highlighted item, go back/escape, return to operating screen or go to a The Main Menu screen should display when: specific menu or function.
  • Page 73 Hoist Up (Main and Auxiliary) NOTE: On start up of the RCL, the Manitowoc splash screen and the National Crane logo screen will Boom Down appear for a few seconds each before the Main Menu Screen appears (Figure 3-8).

  • Page 74: Rcl Setup

    RCL will the operator of a user set limit. power up and displays the Manitowoc splash screen and A positive slew angle is to the passenger side of the National Crane logo screen for a few seconds followed by boom rest +.1°...

  • Page 75: Operating Mode

    NBT30H-2 OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES The outrigger with the shortest span determines the chart TARE Function that is to be used. For example: The TARE function calculates the net weight of the load If one side of the outriggers is at full-span and the other side (Total Load –...

  • Page 76: Operational Limits

    CONTROLS AND OPERATING PROCEDURES NBT30H-2 OPERATOR MANUAL RCL Operating Mode - Sample Set a boom angle limit. % of Maximum RCL Load Chart Set a tip height limit. Capacity Number Set a radius limit. Load Moment Bar Graph Delete all limits 50.0 Slew Angle Limit 8523...
  • Page 77 NBT30H-2 OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES Press select to store each position. The current boom angle is always shown in the upper left hand corner. There can be up to four set points which form 3 virtual walls. The points are taken from the load position of the boom Tip Height Limit nose.

  • Page 78: Delete All Limits

    CONTROLS AND OPERATING PROCEDURES NBT30H-2 OPERATOR MANUAL Delete All Limits Tools Screen RCL Limit #6 8717-16 FIGURE 3-22 The Tool Screen will contain the following set up, calibration, 8717-15 tools and measurement display information. The RCL Limit #6 screen will allow the operator to select and Each selection on the Tools Screen is made by using the delete all limit values that exist.

  • Page 79: Diagnostic

    NBT30H-2 OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES DIAGNOSTIC Hydraulic Oil Temp - If the hydraulic oil temperature rises To get to the Diagnostic Menu screen, activate the crane above 180°F, the general warning ignition switch and use the following screens. light is shown on the operating Select the Main Menu.
  • Page 80 CONTROLS AND OPERATING PROCEDURES NBT30H-2 OPERATOR MANUAL Active Fault Box (Red, A) - The crane control system will Engine Oil Temperature - If the display up to 20 active faults or errors in the crane and truck engine oil temperature rises RCL control system(s).

  • Page 81: Shut Down And Preparation For Road Travel

    NBT30H-2 OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES SHUT DOWN AND PREPARATION FOR ROAD TRAVEL CAUTION Disengage the hydraulic pump when crane is not in active use, for extended traveling, cold weather starting, or engine checks. Leaving the PTO engaged will cause batteries to drain.

  • Page 82: Unattended Crane

    CONTROLS AND OPERATING PROCEDURES NBT30H-2 OPERATOR MANUAL b. The the A2B weight needs to be resting on the wedge socket so that there is slack in the anti-two- block-chain. NOTE: There needs to be enough slack in the A2B chain so that the A2B switch does not switch between open and close during travel.

  • Page 83: Crane Remote Control (Optional)

    NBT30H-2 OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES CRANE REMOTE CONTROL (OPTIONAL) FIGURE 3-28 7914-3 The optional Crane Remote Control (Figure 3-28) will allow Item Description full remote control of the crane. Refer to the Crane Remote Auxiliary Hoist Hi-Speed (not used) Control Operator Manual for operating instructions for this optional remote control.

  • Page 84: Crane Remote Control Activation

    CONTROLS AND OPERATING PROCEDURES NBT30H-2 OPERATOR MANUAL The LCD Screen (27, Figure 3-28 and Figure 3-29) on the display is used to communicate signal strength, battery level, Signal wireless channel, remote status, and the configuration of the Strength crane based upon which buttons are depressed. RCL information is also displayed to the operator and can be Wireless Battery...
  • Page 85 NBT30H-2 OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES The red STOP button (10, Figure 3-28) must be twisted button (see Figure 3-28) for use when operating and released to turn ON the transmitter. with the wireless remote control. To control the crane, the ON/Horn button (2) must be If any interference is present in the area and the remote does pressed to activate the remote.
  • Page 86 CONTROLS AND OPERATING PROCEDURES NBT30H-2 OPERATOR MANUAL 3-30 Published 03-18-2019 Control # 582-04...

  • Page 87: Section 4

    NBT30H-2 OPERATOR MANUAL SET-UP SECTION 4 SET-UP SECTION CONTENTS General ........4-1 Extension Removal .

  • Page 88: Site Selection

    SET-UP NBT30H-2 OPERATOR MANUAL Using the bubble level indicator mounting screws, adjust Extend all four jacks until the truck tires are about four the bubble level indicator to show level. inches off the ground. Adjust the jacks until the bubble in the level indicator is in Site Selection the center of the bulls eye.

  • Page 89: Extension Safety Information

    NBT30H-2 OPERATOR MANUAL SET-UP EXTENSION SAFETY INFORMATION Ensure extension is stowed correctly (Figure 4-3): Removal of swing around pins, C1, without proper installation of stow pin A and extension swing pin B, may allow extension to fall off. b. Extending boom with extension stowed and failure to remove swing pins, C1, will damage unit upon extension.

  • Page 90: Side Folding Swing Around Extension Operation

    SET-UP NBT30H-2 OPERATOR MANUAL NOTE: When lowering the boom below horizontal, two persons may be required. With the telescope control in neutral, the boom may creep out when below horizontal. Remove cable keeper pins from boom sheave case and extension. Remove hook block. Pivot extension slightly to allow for loadline to be removed from boom sheave case.
  • Page 91 NBT30H-2 OPERATOR MANUAL SET-UP Extension in Operating position Stow Pin Extension Swing Pin Extension Deployment Pins Stowage Loop Extension Retaining Pin Extension in Stow Position Stowage Bracket on Extension Left Side Right Side FIGURE 4-3 National Crane Published 03-18-2019 Control # 582-04...

  • Page 92: Stowing Procedure

    SET-UP NBT30H-2 OPERATOR MANUAL Remove the jack handle and check that the jack release valve is closed. WARNING b. Extend the jack so that the lower C2 pin holes are aligned. Crushing Hazard! Use caution when swinging extension into deployed Install the lower C2 pin and spring clip.

  • Page 93: Extension Removal

    NBT30H-2 OPERATOR MANUAL SET-UP Disconnect twist lock anti-two block wire connector at 17. Reinstall loadline over boom sheave case. rear of 1 section extension. Connect twist lock connector to anti-two block switch connector on boom tip. Move weight/chain assembly to boom tip. DANGER Attach tag line to sheave case end of extension.

  • Page 94: Anti-Two Block Weight Installation

    SET-UP NBT30H-2 OPERATOR MANUAL ANTI-TWO BLOCK WEIGHT INSTALLATION Using Multiple Part Lines The hoist data chart provides information for pull limitations To prevent the hoist cable from slipping out of the anti-two on the hoist with various multi-part reevings. These ratings block weight, rig the weight as shown in Figure 4-4.
  • Page 95 ** The hook block must be sized to the number of line parts. For example, do not use a six part line hook block on a three part line reeving. Contact your National Crane Distributor or Manitowoc Crane Care to order the proper hook block.

  • Page 96: Hoist Cable Installation

    SET-UP NBT30H-2 OPERATOR MANUAL HOIST CABLE INSTALLATION 11. Keep the cable wraps tight against each other when the first half of the bare hoist is filling. The second half of the To install wire rope, use the following procedure: hoist should wrap tightly because the fleet angle of the cable tends to pull the cable to the center of the drum Unwind the cable from the storage reel and route the thus wrapping tightly.
  • Page 97 NBT30H-2 OPERATOR MANUAL SET-UP Match the socket, wedge, and clip to wire rope size. Secure dead end section of rope. • The wire rope must pass through the “go” hole in the Tighten nuts on clip to recommended torque. wedge. Do not attach dead end to live end or install wedge •...

  • Page 98: Wedge Socket Installation

    Of the methods shown below, Manitowoc prefers that Wedge Socket method A or F be used, i.e., clipping a short piece of wire...
  • Page 99 NBT30H-2 OPERATOR MANUAL SET-UP Table 4-1 Wire Rope Clip Torque Values Clip Sizes Torque Inches lb-ft 3.18 3/16 4.76 6.35 5/16 7.94 13.28 7/16 11.11 12.70 9/16 14.29 15.88 19.05 22.23 25.40 1-1/8 28.58 1-1/4 31.75 1-3/8 38.68 1-1/2 38.10 Specialty Clip Specialty Wedge Wedge Socket...
  • Page 100 SET-UP NBT30H-2 OPERATOR MANUAL 4-14 Published 03-18-2019 Control # 582-04...

  • Page 101: General

    Dispose of waste properly! Improperly disposing of waste can threaten the environment. Arctic Conditions Below -9°C (15°F) Potentially harmful waste used in Manitowoc cranes includes In general, petroleum based fluids developed especially for — but is not limited to — oil, fuel, grease, coolant, air...

  • Page 102: Chassis Grease

    This is a special high-graphite adhesive lubricant that helps suitability of a specific fluid, check with your authorized to eliminate fretting corrosion, is water resistant, and forms a National Cranes distributor or Manitowoc Crane Care. dry lubrication film which does not attract dust. Lubricant NOTE: All fluids and lubricants may be purchased by meets NLGI Class 1-2 specifications.

  • Page 103: Arctic Hydraulic Oil

    John Deere Standard JDM J20C. For colder operating conditions, the standard fluid may be Contact your National Crane distributor or Manitowoc Crane replaced with a petroleum based fluid developed especially Care if you have any questions.
  • Page 104 Worn grease fittings that do not hold a grease gun, or those Chart (Figure 5-1). Lube description and symbols are found that have a stuck check ball, must be replaced. in tables below. Table 5-1 Manitowoc Lube Specification Symbol Description Cold Weather - Standard 40°C (-40°F)
  • Page 105 NBT30H-2 OPERATOR MANUAL LUBRICATION PROCEDURE AND CHARTS Lubrication Points Oil Fill/Breather Oil Level FIGURE 5-1 8596-2 Table 5-2: Recommended Item Application Procedure Frequency Lubricant Check and Fill Check and Fill: Weekly, Fill as required Hydraulic oil reservoir HYDO Change Change: Semi-Annually After first 40 Hrs.
  • Page 106 LUBRICATION PROCEDURE AND CHARTS NBT30H-2 OPERATOR MANUAL Table 5-2: Recommended Item Application Procedure Frequency Lubricant Check and Fill Check and Fill: Every 500 operating hours, or 3 months. Change: After first 100 hours, Change 10a Hoist gearbox. GL-5 then every 1000 hours or 6 months thereafter.

  • Page 107: Internal Cable Sheave Lubrication

    (National Crane P/N 955045). Repeat steps 3 - 6. Extend the boom about 2/3 and • Contact Manitowoc Crane Care to obtain this tip. retract to spread the grease. Lubrication of the extend and retract sheaves is as follows: Repeat steps 3 - 5. Fully extend and retract the boom to spread the grease.

  • Page 108: Outrigger Beam Lubrication

    LUBRICATION PROCEDURE AND CHARTS NBT30H-2 OPERATOR MANUAL Item Description Boom Section Access Holes for 4 Section Wear Pad Access Holes for 3 Section Wear Pad Access Holes for 2 Section Wear Pad Section Wear Pad Access Plate FIGURE 5-2 Outrigger Beam Lubrication Repeat as necessary.

  • Page 109: Hoist Brake Oil

    +150° F). For operation outside this range, contact temperatures from -23° C to 66° C Manitowoc Crane Care for recommendations. (-10° F to +150° F). For operation outside this r a n g e , c o n ta c t M a n i t o w o c C r a n e C a r e f o r recommendations.

  • Page 110: Hydraulic Oil Reservoir Level

    LUBRICATION PROCEDURE AND CHARTS NBT30H-2 OPERATOR MANUAL Examine the used oil for signs of significant metal sections of rope which are located over sheaves or deposits. otherwise hidden during inspection and maintenance procedures require special attention. Fill the swing gearbox with the appropriate amount and type of oil and then replace plug and vent.
  • Page 111 NBT30H-2 OPERATOR MANUAL LUBRICATION PROCEDURE AND CHARTS FIGURE 5-7 National Crane 5-11 Published 03-18-2019 Control # 582-04...

  • Page 112: Carwell® Rust Inhibitor

    Protecting Cranes From Rusting minimize the harmful effects of corrosion. Manitowoc Crane Group's cranes are manufactured to high Exercise special care and increase the frequency of quality standards, including the type of paint finish cleanings if the crane is operated: demanded by today's industry.

  • Page 113: Inspection And Repair

    • Prepare the surface prior to applying the finish coat of Please contact Manitowoc Crane Care should you have any paint. questions. • Apply a finish coat of paint using accepted blending Areas of Application techniques.
  • Page 114 LUBRICATION PROCEDURE AND CHARTS NBT30H-2 OPERATOR MANUAL • Superstructure applications are; hose ends and fittings, • Boom applications areas are; pivot pins, hose ends and wire rope on hoist roller tensioning springs on hoists, all fittings, jib pins and shafts, all bare metal surfaces, unpainted fasteners and hardware, valves, slew ring headache ball pins/ hook block pins and fasteners.
  • Page 115 NBT30H-2 OPERATOR MANUAL LUBRICATION PROCEDURE AND CHARTS 8606-3 8606-2 FIGURE 5-8 National Crane 5-15 Published 03-18-2019 Control # 582-04...
  • Page 116 LUBRICATION PROCEDURE AND CHARTS NBT30H-2 OPERATOR MANUAL Item Description Item Description Hook Block/Headache Ball Hoist Plumbing Connections O/R Hose Connections All Hardware, Clips, Pins, Unpainted Hose O/R Pins, Clips Connections Power Train Hardware Pivot Shaft Entire Underside of Unit Hose Connections Turntable Bearing Fasteners, Pins Mirror Mounting Hardware Valve Bank, Hose Connections...

  • Page 117: Crane Inspection And Maintenance

    An inspection log book is Fall Hazard! available from your National Crane distributor or Do not, under any circumstances, work at an elevated Manitowoc Crane Care. height without using proper fall protection as required by local, state or federal regulations WARNING...

  • Page 118: Inspections

    MAINTENANCE CHECKLIST NBT30H-2 OPERATOR MANUAL Radiator coolant level. Battery water level. Loose parts or damage to structures or welds. Tire pressure. Operation of lights, safety equipment and gauges. Lubrication as specified by the Lubrication Procedure and Charts, Section 5. Condition of tires and suspension. Torque the T-box mounting bolts during the first month of Condition of hoist cable and end attachment for operation and periodic inspections thereafter.

  • Page 119: Special Boom Inspection

    Hydraulic hose and tubing for evidence of damage such NOTE: Wire rope may be purchased through Manitowoc as blistering, crushing, or abrasion. Crane Care. 10. Top and bottom boom wear pads for excessive wear.

  • Page 120: Dynamic Shock Loads

    MAINTENANCE CHECKLIST NBT30H-2 OPERATOR MANUAL Dynamic Shock Loads • Core failure in rotation resistant ropes. • Prior electrical contact with a power line or other electric Subjecting wire rope to abnormal loads beyond the arc damage. endurance limit will shorten the wire rope life expectancy. Examples of this type of loading are listed below.

  • Page 121: Wire Rope Replacement

    NBT30H-2 OPERATOR MANUAL MAINTENANCE CHECKLIST or hoist drums can accelerate wear and cause rapid .4 mm (0.0156 in) for rope diameters to 8 mm (0.313 deterioration of the wire rope. Inspect the eye end of the cable for greater wear than the 0.031 (.8 mm) for rope diameters 9.5 mm (0.375 in) rest of the cable.

  • Page 122: Crane Adjustments And Repairs

    Manitowoc Crane Care. Extension cables are pre-stretched other foreign object buildup on the heat exchanger fins. and have special connections for proper installation...
  • Page 123 NBT30H-2 OPERATOR MANUAL MAINTENANCE CHECKLIST Tire and Load Inflation Tables Letters in parenthesis denote the load range for which the bold face loads are a maximum. International load index numbers are shown after the load range. The load range letters and corresponding ply rating are shown below.
  • Page 124 MAINTENANCE CHECKLIST NBT30H-2 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 125 NBT30H-2 OPERATOR MANUAL MAINTENANCE CHECKLIST 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 126: Specifications

    MAINTENANCE CHECKLIST NBT30H-2 OPERATOR MANUAL SPECIFICATIONS Hydraulic Pump Type ................Variable displacement, axial piston with load sense Total Flow ..............180 LPM (47.5 GPM) at 2400 RPM Hydraulic System Requirements: Outrigger System ............53 lpm (14 gpm) Boom Up ............... 94 lpm (25 gpm) Boom Down..............

  • Page 127: Crane Operating Speeds

    NBT30H-2 OPERATOR MANUAL MAINTENANCE CHECKLIST High Speed Hoist Performance (1 part line) Layer Hoist Pull (kg) (mpm) 5410 (2454) (61) 4878 (3573) (67) 4441 (2014) (74) 4076 (1849) (80) 3766 (1708) (87) NOTE: All ratings based on 34 gpm at 3500 psi (128.7 lpm at 24.1 MPa) Crane Operating Speeds Rotation 360°.................
  • Page 128 MAINTENANCE CHECKLIST NBT30H-2 OPERATOR MANUAL 6-12 Published 03-18-2019 Control # 582-04...
  • Page 129 NBT30H-2 OPERATOR MANUAL Alphabetical Index Accidents ............. 2-2 Anti-two Block Weight Installation .
  • Page 130 OPERATOR MANUAL NBT30H-2 Wind Forces ............2-6 Wire Rope Lubrication .

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