Manitowoc Grove GRT655 Operator's Manual
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Manitowoc Grove GRT655 Operator's Manual

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Grove GRT655/GRT655L
Operator Manual
8848-1

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Summary of Contents for Manitowoc Grove GRT655

  • Page 1 Grove GRT655/GRT655L Operator Manual 8848-1...
  • 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 OPERATOR MANUAL This manual has been prepared for and is considered part of - GRT655/GRT655L Crane Model Number This Manual is divided into the following sections: SECTION 1 INTRODUCTION SECTION 2 SAFETY INFORMATION SECTION 3 OPERATING CONTROLS SECTION 4 OPERATING PROCEDURES SECTION 5 SET-UP AND INSTALLATION SECTION 6...
  • Page 4 THIS PAGE BLANK...

  • Page 5: Table Of Contents

    GRT655/655L TABLE OF CONTENTS TABLE OF CONTENTS SECTION 1 ........Introduction General .
  • Page 6 TABLE OF CONTENTS GRT655/655L Multiple Crane Lifts ..........2-21 Lifting Multiple Loads .
  • Page 7 GRT655/655L TABLE OF CONTENTS SECTION 3 ....... . . Operating Controls Controls and Indicators .
  • Page 8 TABLE OF CONTENTS GRT655/655L Seat Slide Lever ..........3-14 Air Conditioner/Heater Climate Unit.
  • Page 9 GRT655/655L TABLE OF CONTENTS Service and Parking Brakes ......... . . 4-3 Tires .
  • Page 10 TABLE OF CONTENTS GRT655/655L Four Wheel Steering ......... . . 4-20 Crab Steering .
  • Page 11 GRT655/655L TABLE OF CONTENTS Setting the Boom Angle Limitation ....... . . 4-71 Setting the Radius Limitation .
  • Page 12 TABLE OF CONTENTS GRT655/655L SECTION 6......Lubrication and Maintenance General............. . 6-1 Environmental Protection .

  • Page 13: Section 1

    If you are the new owner of a Grove crane, please register it which the rear axle is mounted, to provide axle oscillation. with Manitowoc Crane Care so we have the ability to contact Axle oscillation lockout is automatic when the superstructure you if the need arises.

  • Page 14: Noise/Vibration Test Results

    Annex G.1 of Whenever contacting your local Grove distributor or EN 13000:2010+A1:2014. Manitowoc Crane Care have the serial number of the crane available. Vibration Level Test Results Serial Numbers are located at the following places on the •...
  • Page 15 GRT655/655L OPERATOR MANUAL INTRODUCTION FIGURE 1-2 Item Description Item Description Crane Steps Boom Nose Sheaves Boom Auxiliary Boom Nose Work Lights Auxiliary Hoist Main Hoist Windshield Washer Fluid Container Hydraulic Oil Cooler Air Conditioning Condenser Boom Pivot Pin Counterweight Hydraulic Valves Exhaust System Boom Extension Fly Section Outrigger Jack Cylinder...

  • Page 16: List Of Specifications

    INTRODUCTION GRT655/655L OPERATOR MANUAL LIST OF SPECIFICATIONS Transmission Gear Ratios General Forward and Reverse Low Range Model ......GRT655/655L 1st .

  • Page 17: Hydraulic Pumps

    GRT655/655L OPERATOR MANUAL INTRODUCTION Hydraulic Pumps Hoists Drum Dimensions NOTE: Pump output figures are theoretical. Diameter ....270 mm (10.63 in) Length....565 mm (22.25 in) Pump #1 Cable, 35x7 Steel Type .
  • Page 18 INTRODUCTION GRT655/655L OPERATOR MANUAL THIS PAGE BLANK Published 3-23-2020, Control # 654-04...

  • Page 19: Section 2

    GRT655/655L OPERATOR MANUAL SAFETY INFORMATION SECTION 2 SAFETY INFORMATION SECTION CONTENTS Safety Messages......2-2 Environmental Protection.

  • Page 20: Safety Messages

    Should the CAUTION dealer not be immediately available, contact should be made directly with Manitowoc Product Safety at the address below. Identifies hazards that could result in minor or moderate The crane must not be returned to service until it is injury if the message is ignored.

  • Page 21: Operator Information

    717-597-8121 OPERATOR QUALIFICATIONS Fax: 717-593-5152 E-mail: product.safety@manitowoc.com Qualified person is defined as one who by reason of knowledge, training and experience is thoroughly familiar OPERATOR INFORMATION with crane operations and the hazards involved. Such a person shall meet the operator qualifications specified in...

  • Page 22: Operational Aids

    SAFETY INFORMATION GRT655/655L OPERATOR MANUAL • You read, understand, and follow the safety an malfunctioning, the following requirements shall apply for o p e r a t i n g r e c o m m e n d a t i o n s c o n t a i n e d i n t h e continued use or shutdown of the crane: manufacturer’s manuals, your employer’s work rules, •...

  • Page 23: Anti-Two-Blocking Device

    GRT655/655L OPERATOR MANUAL SAFETY INFORMATION NEVER exceed the rated capacity shown on the Load Chart. dropping the lifting device to the ground and possibly injuring Always check the Load Chart to make sure that the load to personnel working below. be lifted at the desired radius is within the rated capacity of Caution must be used when lowering the boom, extending the crane.

  • Page 24: Crane Stability/Structural Strength

    SAFETY INFORMATION GRT655/655L OPERATOR MANUAL CRANE STABILITY/STRUCTURAL Before swinging the superstructure over the side when the outriggers are retracted, check for backwards stability under STRENGTH the sub-section titled Model Specific Information later in this To avoid death or serious injury, make sure that the crane is section.

  • Page 25: Load Charts

    GRT655/655L OPERATOR MANUAL SAFETY INFORMATION Work Site Prior to any operation, you must inspect the entire work site, including ground conditions, where the crane will travel and operate. Make sure that the surfaces will support a load greater than the crane’s weight and maximum capacity. Be aware of all conditions that could adversely effect the stability of the crane.

  • Page 26: Wind Speeds

    SAFETY INFORMATION GRT655/655L OPERATOR MANUAL Table 2-1 Beaufort Wind Scale Maximum Wind Speed Beaufort Visible Indicator Description km/h Number Effects of wind as observed on land Zero (0) Calm Calm; smoke rises vertically Smoke drift indicates wind direction. Leaves and wind vanes Light Air are stationary.
  • Page 27 GRT655/655L OPERATOR MANUAL SAFETY INFORMATION 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 28: Determination Of 3-Second Wind Gust Speed At Boom Tip Height

    SAFETY INFORMATION GRT655/655L OPERATOR MANUAL 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 29: Determining Wind Drag Coefficient (Cd)

    GRT655/655L OPERATOR MANUAL SAFETY INFORMATION 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) Table 2-2 shows the typical Shapes and corresponding Wind...

  • Page 30: Maximum Permissible Wind Speed

    SAFETY INFORMATION GRT655/655L OPERATOR MANUAL Table 2-2 Wind Drag Coefficient Shape 1.1 to 2.0 0.3 to 0.4 0.6 to 1.0 0.8 to 1.2 0.2 to 0.3 0.05 to 0.1 Turbine Blade or Complete Rotor Approximately 1.6 8384-2 Maximum Permissible Wind Speed If the wind resistant area of the load Awr is greater than (load)
  • Page 31 GRT655/655L OPERATOR MANUAL SAFETY INFORMATION Rated Load Chart Example - Metric 8383-1 FIGURE 2-3 Grove 2-13 Published 3-23-2020, Control # 654-04...
  • Page 32 SAFETY INFORMATION GRT655/655L OPERATOR MANUAL 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 33 GRT655/655L OPERATOR MANUAL SAFETY INFORMATION 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 34 SAFETY INFORMATION GRT655/655L OPERATOR MANUAL Refer to the above Lifting Limits at wind speed V(z) Ratio = 1.37 > 13.4 m/s and ≤ 20.1 m/s. Comparing the load and wind resistant area to the allowable: From (Table 2-5), the maximum permissible wind speed at •...
  • Page 35 GRT655/655L OPERATOR MANUAL SAFETY INFORMATION Rated Load Chart Example - Non-metric 8382-1 FIGURE 2-4 Grove 2-17 Published 3-23-2020, Control # 654-04...

  • Page 36: Example And Sample Calculations (Non-Metric)

    SAFETY INFORMATION GRT655/655L 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 shall be calculated by multiplying the Published Rated Capacity by the following factors: Main Boom Length in Feet Wind Speed...
  • Page 37 GRT655/655L OPERATOR MANUAL SAFETY INFORMATION Example, wind speeds greater than 13.4 m/s is NOT Load example 2.3a: permissible to lift a load greater than 20,160 lb, even if the With large wind resistance area of the load Awr (load) wind resistance area of the load is less than 119 ft •...

  • Page 38: Lifting Operations

    SAFETY INFORMATION GRT655/655L OPERATOR MANUAL Refer to the above Lifting Limits at wind speed V(z) Do not overload the crane by exceeding the capacities > 30 mph and ≤ 45 mph. Comparing the load and wind shown on the appropriate Load Chart. Death or serious resistant area to the allowable: injury could result from the crane tipping over or failing structurally from overload.

  • Page 39: Multiple Crane Lifts

    GRT655/655L OPERATOR MANUAL SAFETY INFORMATION Multiple Crane Lifts 1926.753(e)(2) Components of the multiple lift rigging assembly shall be specifically designed and assembled with Multiple crane lifts are not recommended. a maximum capacity for total assembly and for each individual attachment point. This capacity, certified by the Any lift that requires more than one crane must be precisely manufacturer or a qualified rigger, shall be based on the planned and coordinated by a qualified person.

  • Page 40: Counterweight

    SAFETY INFORMATION GRT655/655L OPERATOR MANUAL Outrigger Lift Off • The anti-two-block system shall be installed and inspected to confirm that it is active to monitor both hoist Regarding “lifting” of an outrigger pad during craning lines. activities, be advised that the rated loads for these cranes, •...

  • Page 41: Crane Equipment

    GRT655/655L OPERATOR MANUAL SAFETY INFORMATION • The combined weight of the driver or extractor, piling, showing inspections were performed on the crane leads, attachments, etc., shall not exceed 80% of the during the time it was used for pile driving or extraction. published load chart values for on-outriggers operation.

  • Page 42: Set-Up And Operation

    SAFETY INFORMATION GRT655/655L OPERATOR MANUAL Crane operation is dangerous when close to an energized The safest way to avoid electrocution is to stay away from electrical power source. Exercise extreme caution and electrical power lines and electrical power sources. prudent judgement. Operate slowly and cautiously when in It is not always necessary to contact a power line or power the vicinity of power lines.

  • Page 43: Electrocution Hazard Devices

    GRT655/655L OPERATOR MANUAL SAFETY INFORMATION 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. dust, dirt, moisture, etc.). The insulating characteristics of these devices can be compromised if not kept clean, free of contamination, and undamaged.

  • Page 44: Special Operating Conditions And Equipment

    Thoroughly inspect the hoist rope and all points of stations, etc.) contact on the crane. Should the dealer not be immediately available, contact Manitowoc Crane Care. The crane must • Near high-frequency switching stations not be returned to service until it is thoroughly inspected for •...

  • Page 45: Personnel Handling

    GRT655/655L OPERATOR MANUAL SAFETY INFORMATION PERSONNEL HANDLING • The crane operator and occupants have been instructed in the recognized hazards of personnel platform lifts. The American Society of Mechanical Engineers published • The crane is in proper working order. the American National Standard entitled, Personnel Lifting Systems, ASME B30.23: •...

  • Page 46: Environmental Protection

    US DOL/OSHA Rules and Regulations are available performed by a qualified person(s) according to the by mail from the Superintendent of Documents, recommendations in the Manitowoc Crane Care Inspection PO Box 371954, Pittsburgh, PA, 15250-7954. and Lubrication Service Log. Any questions regarding...

  • Page 47: Moving Parts

    To relieve hydraulic pressure, stop • Consult with Manitowoc Crane Care to determine if load the engine, turn the ignition switch to RUN and move the testing is required after a structural repair is performed.

  • Page 48: Hoist Rope

    Hoist rope may be purchased by contacting • If an operator hoists the hook block up or down too fast Manitowoc Crane Care. when reeved with multiple parts of line and no hook load, the wire rope can bird cage and damage the rope.
  • Page 49 GRT655/655L OPERATOR MANUAL SAFETY INFORMATION ASME and similar organizations. See the Service Broken wires; number and location. Manual for inspection procedures. Reduction in diameter. When inspecting ropes and attachments, keep all parts Rope stretch (elongation). of your body and clothing away from rotating hoist drums and all rotating sheaves.

  • Page 50: Sheaves

    SAFETY INFORMATION GRT655/655L OPERATOR MANUAL Batteries When using a wedge socket • Always inspect socket, wedge, and pin for correct size Battery electrolyte must not be allowed to contact the skin or and condition. eyes. If this occurs, flush the contacted area with water and consult a doctor immediately.

  • Page 51: General Maintenance

    GRT655/655L OPERATOR MANUAL SAFETY INFORMATION Remove the ECM power fuse. Remove negative battery cables. Remove positive capacitor cable. • Do not short across the capacitor posts to check charge. Short circuit will cause capacitor terminal damage. Spark or flame could cause capacitor explosion. •...
  • Page 52 SAFETY INFORMATION GRT655/655L OPERATOR MANUAL Before traveling a crane, check suitability of proposed route with regard to crane height, width, and length. WARNING Never back up without the aid of a signal person to verify the Crushing Hazard! area behind the crane is clear of obstructions and/or personnel.

  • Page 53: Work Practices

    GRT655/655L OPERATOR MANUAL SAFETY INFORMATION Slopes Do not walk on a surface if slip-resistant material is missing or excessively worn. Pick and carry on level surfaces only. Do not use the top of the boom as a walkway. Refer to the Operation Section for more detailed information on traveling on slopes.

  • Page 54: Working

    SAFETY INFORMATION GRT655/655L OPERATOR MANUAL Working Operate the crane only from the operator’s seat. Do not reach in a window or door to operate any controls. Operator shall be responsible for all operations under his/her Operate the crane slowly and cautiously, looking carefully in direct control.

  • Page 55: Hand Signals

    GRT655/655L OPERATOR MANUAL SAFETY INFORMATION Make sure good rigging practices are being used. Refuse to Do not subject crane to side loading. A side load can tip the use any poorly maintained or damaged equipment. Never crane or cause it to fail structurally. wrap the hoist cable around a load.
  • Page 56 SAFETY INFORMATION GRT655/655L OPERATOR MANUAL FIGURE 2-10 8496-3 2-38 Published 3-23-2020, Control # 654-04...

  • Page 57: Boom Extension

    GRT655/655L OPERATOR MANUAL SAFETY INFORMATION BOOM EXTENSION that it is not practical to lower the boom to the ground, we recommend the following additional instructions be followed: To avoid death or serious injury, follow the procedures in this • The crane should be left in the smallest, most stable, m a n u a l d u r i n g e r e c t i o n , s t o w a g e , a n d u s e o f t h e valid operational configuration that the job site boom extension.

  • Page 58: Temperature Effects On Hook Blocks

    SAFETY INFORMATION GRT655/655L OPERATOR MANUAL caution handling and operating these components in sub- The change in the length of a cylinder is proportional to the zero temperatures, avoiding shock loading. extended length of the cylinder and to the change in temperature of the oil in the cylinder.
  • Page 59 GRT655/655L OPERATOR MANUAL SAFETY INFORMATION Table 2-8: Boom Drift Chart (Cylinder length change in inches) Coeff. = 0.00043 (in / °F) STROKE Temperature Change (°F) (FT.) 0.26 0.52 0.77 1.03 1.29 1.55 1.81 2.06 2.32 2.58 0.52 1.03 1.55 2.06 2.58 3.10 3.61...

  • Page 60: Model Specific Information

    SAFETY INFORMATION GRT655/655L OPERATOR MANUAL MODEL SPECIFIC INFORMATION OVERLOAD INSPECTION When the Rated Capacity Limiter (RCL) system has Crane Stability acknowledged an overload on your crane, you must carry The GRT655/655L rubber 360° load chart has a minimum out specified inspections on the crane. radius of 3 m (9.8 ft) with a load.

  • Page 61: Boom Inspection

    GRT655/655L OPERATOR MANUAL SAFETY INFORMATION Boom Inspection 9, 10 3, 4 9, 10 Illustration for reference only. Your crane may be different. Grove 2-43 Published 3-23-2020, Control # 654-04...
  • Page 62 SAFETY INFORMATION GRT655/655L OPERATOR MANUAL NOTE: The following checklist includes all features that can be found on Grove cranes. Your crane may not have some features. Overload less than 25% Sheaves Inspect all for damage. Boom Extension Offfset Inspect for damage/leaks. Mechanism/ Cylinder Collar-wear...

  • Page 63: Superstructure Inspection

    GRT655/655L OPERATOR MANUAL SAFETY INFORMATION Superstructure Inspection 9, 10 Illustration for reference only. Your crane may be different. Grove 2-45 Published 3-23-2020, Control # 654-04...
  • Page 64 SAFETY INFORMATION GRT655/655L OPERATOR MANUAL NOTE: The following checklist includes all features that can be found on Grove cranes. Your crane may not have some features. Overload less than 25% Lift Cylinder Inspect for leaking. Turntable See topic in Swing section of Check bolts for proper torque.

  • Page 65: Carrier Inspection

    GRT655/655L OPERATOR MANUAL SAFETY INFORMATION Carrier Inspection 5, 6 Illustration for reference only. Your crane may be different. Grove 2-47 Published 3-23-2020, Control # 654-04...
  • Page 66 SAFETY INFORMATION GRT655/655L OPERATOR MANUAL NOTE: The following checklist includes all features that can be found on Grove cranes. Your crane may not have some features. Overload less than 25% Jack Cylinders Inspect for leaking. Outrigger Inspect for deformation and/or cracked welds. Pads Overload from 25% to 49% Jack Cylinders Inspect for leaking.
  • Page 67 GRT655/655L OPERATOR MANUAL OPERATING CONTROLS SECTION 3 OPERATING CONTROLS SECTION CONTENTS Controls and Indicators ..... 3-3 Swing Brake Engaged Indicator ... . . 3-10 Steering Column .
  • Page 68 OPERATING CONTROLS GRT655/655L OPERATOR MANUAL 360° Swing Lock Release Lever ... . . 3-18 Bridging Switch and Indicator (CE Certified Cranes) ....... 3-20 Swing Brake Pedal .

  • Page 69: Controls And Indicators

    GRT655/655L OPERATOR MANUAL OPERATING CONTROLS CONTROLS AND INDICATORS All controls and indicators to operate and monitor crane functions are found inside the crane cab (Figure 3-1). FIGURE 3-2 7623 Item Description Turn Signal Lever and Windshield Wiper/ 9343 FIGURE 3-1 Washer/Horn Controls Steering Column Tilt and Telescope Lever Item...

  • Page 70: Steering Column Tilt And Telescope Lever

    OPERATING CONTROLS GRT655/655L OPERATOR MANUAL Steering Column Tilt and Telescope Lever Indicator will flash to indicate the shift from two-wheel drive to four-wheel drive, or four-wheel drive to two-wheel drive, The steering control column can be rotated rearward did not occur. approximately 30°...

  • Page 71: Cab Overhead Controls

    GRT655/655L OPERATOR MANUAL OPERATING CONTROLS Transmission Shift Lever CAB OVERHEAD CONTROLS CAUTION Transmission Damage! To p r ev e n t t r a ns m i s s i on d a m a g e : s h i ft b e tw e e n two-wheel and four-wheel drive only with crane stopped and transmission in Neutral.

  • Page 72: Skylight Sunscreen

    OPERATING CONTROLS GRT655/655L OPERATOR MANUAL Skylight Sunscreen Heater/Air Conditioner Fan Speed Switch The Skylight Sunscreen (4, Figure 3-3) reduces direct The Heater/Air Conditioner Fan Speed Switch (2, Figure 3-4) sunlight. The sunscreen is self retracting and can be set to controls cab fan speed and volume of heated or cooled air screen all light or adjusted rearward by moving it to notches output.

  • Page 73: Exhaust System Cleaning Switch (Tier 4 Engine Only)

    GRT655/655L OPERATOR MANUAL OPERATING CONTROLS operation of functions due to bumping the controllers while fuel. The resulting chemical reaction raises exhaust gas roading or any other operation. temperatures high enough to oxidize the hydrocarbon from the filter. This is done without operator intervention. Exhaust System Cleaning Switch •...

  • Page 74: Operator Display Module And Rated Capacity Limiter Display Module

    OPERATING CONTROLS GRT655/655L OPERATOR MANUAL OPERATOR DISPLAY MODULE AND RATED Item Description CAPACITY LIMITER DISPLAY MODULE Swing Brake Engaged Indicator Brightness Sensor The Rated Capacity Limiter Display Module (RDM) and the Internal Temperature Warning Indicator Operator Display Module (ODM) (Figure 3-5) are located to the right of the steering column.

  • Page 75: Usb Connector

    GRT655/655L OPERATOR MANUAL OPERATING CONTROLS USB Connector A USB Connector is provided (4, Figure 3-5) for the Rated Capacity Limiter Display Module (RDM) and the Operator Display Module (ODM). Each USB Connector is located immediately below and to the left of its related display module screen.

  • Page 76: Rcl Early Warning Indicator

    OPERATING CONTROLS GRT655/655L OPERATOR MANUAL RCL Early Warning Indicator Brightness Sensor The RCL Early Warning Indicator (6, Figure 3-5) is located A Brightness Sensor (9, Figure 3-5) is located immediately immediately below and to the right of the Rated Capacity below and to the right of the Rated Capacity Limiter Display Limiter Display Module (RDM) screen.

  • Page 77: Control Seat Assembly

    GRT655/655L OPERATOR MANUAL OPERATING CONTROLS CONTROL SEAT ASSEMBLY FIGURE 3-8 8044-2 9232 FIGURE 3-8 Item Description Item Description AC/Heater Vents Boom Lift/Main Hoist Controller Swing/Telescope or Swing/Auxiliary Hoist Seat Frame Slide Lever Controller Main Hoist Enable/Disable Switch Armrest Adjustment Button (Underside) Boom Up Bypass Switch Seat Height Adjustment Lever Boom Lift Enable/Disable Switch...

  • Page 78: Boom Lift/Main Hoist Controller (Dual Axis)

    OPERATING CONTROLS GRT655/655L OPERATOR MANUAL Boom Lift/Main Hoist Controller (Dual Axis) armrest. While lift function is enabled and in a RCL lock out condition, pressing and releasing the Boom Up Bypass The Boom Lift/Main Hoist Controller (1, Figure 3-8) is located Switch will enable boom lift up.

  • Page 79: Differential Lock On/Off Switch (Optional)

    GRT655/655L OPERATOR MANUAL OPERATING CONTROLS Auxiliary Hoist Enable/Disable Switch When the Operator Display Module (ODM) is set to the Outrigger Group screen, the outrigger beams or jacks are The Auxiliary Hoist Enable/Disable Switch (10, Figure 3-8) is extended by pressing and holding any or all of the four a momentary switch that is located on the left armrest.

  • Page 80: Seat Slide Lever

    OPERATING CONTROLS GRT655/655L OPERATOR MANUAL Seat Slide Lever initially when starting the crane and before the RCL system has been programmed. Pushing the Seat Slide Lever (14, Figure 3-8) to the left and The Front Limit Bypass Switch (20, Figure 3-8) is a holding allows the seat to be moved forward or backward three-position, momentary type key switch located on the relative to the armrests.

  • Page 81: Limit Bypass Set-Up Switch (Ce Certified Cranes)

    GRT655/655L OPERATOR MANUAL OPERATING CONTROLS All crane function lock outs are bypassed while the Limit • RCL System (boom up/down, telescope out, hoist up) Bypass switch is held in the actuated position. • Working Range Limiter (WRL) system Limit Bypass Set-Up Switch (CE Certified •...

  • Page 82: Emergency Stop Switch

    OPERATING CONTROLS GRT655/655L OPERATOR MANUAL Emergency Stop Switch Free Swing Button releases the Swing Brake and allows the boom to be centered over the load. The crane Emergency Stop Switch (21, Figure 3-8) is located on the lower right console and is used to shut down Cab Door Release Lever the crane’s engine.
  • Page 83 GRT655/655L OPERATOR MANUAL OPERATING CONTROLS Item Description Main Hoist Controller, Raise/Lower Boom Lift Controller Boom Telescope or Auxiliary Hoist Controller Swing Controller Hoist Rotation Indicators (Not Shown) 8886 FIGURE 3-9 Grove 3-17 Published 3-23-2020, Control # 654-04...

  • Page 84: Telescope Or Auxiliary Hoist Controller (Single Axis Option)

    OPERATING CONTROLS GRT655/655L OPERATOR MANUAL Telescope or Auxiliary Hoist Controller FOOT PEDAL CONTROLS (Single Axis Option) The Telescope or Auxiliary Hoist (Tele or Aux) Controller (3, Figure 3-9) is located on the left armrest. The controller controls the telescope functions when the crane is not equipped with an auxiliary hoist.

  • Page 85: Telescope Control Pedal

    GRT655/655L OPERATOR MANUAL OPERATING CONTROLS Telescope Control Pedal Rear Limit Bypass Switch (Non-CE Certified Cranes) The Telescope Control Pedal (4, Figure 3-10) is located in the middle of the cab floor. Pushing the top of the pedal extends the boom and pushing the bottom of the pedal retracts the boom.

  • Page 86: Bridging Switch And Indicator (Ce Certified Cranes)

    OPERATING CONTROLS GRT655/655L OPERATOR MANUAL • Carrier Avoidance System functions prevents the overload or two-block condition from worsening. • -29°C Temperature Limiter System (optional) The Bridging Switch is located inside a key-locked The following indicators come on to indicate the limiters are single-door enclosure (1, Figure 3-12) attached to the bypassed: outside rear of t he operator's cab.

  • Page 87: Rcl Internal Light Bar (Optional)

    GRT655/655L OPERATOR MANUAL OPERATING CONTROLS RCL External Light Tower (Optional) All crane function lock outs are bypassed until one of the following occurs: The Rated Capacity Limiter (RCL) External Light Tower • Bridging Switch is again pressed and released. (Figure 3-14) is located on the outside upper right hand corner of the crane cab.

  • Page 88: Strobe Light Or Beacon (Optional)

    OPERATING CONTROLS GRT655/655L OPERATOR MANUAL Strobe Light or Beacon (Optional) The strobe light or beacon (Figure 3-15) is on the left side of the superstructure. It is on when the ignition switch is on. 9346 FIGURE 3-16 8661 FIGURE 3-15 120V/220V Engine Block Heater and Outlet Backup Alarm (Not Shown) The crane is equipped with a 120V engine block heater for...

  • Page 89: Birdseye Camera (Optional)

    GRT655/655L OPERATOR MANUAL OPERATING CONTROLS Birdseye Camera (Optional) The Birdseye Camera offers four different views: • Birdseye View Refer to Using the Birdseye Camera (Optional), page 4-108 for information on how the Birdseye Camera System This view is the default view and will appear when the operates and how to make changes to the display settings.
  • Page 90 OPERATING CONTROLS GRT655/655L OPERATOR MANUAL • Birdseye View with Swing Overlay • Birdseye View with Outrigger Pad Target Overlay This view shows the Birdseye View as described This view shows the Birdseye View as described previously, but also automatically shows a swing overlay previously, but also automatically shows an outrigger when the swing function is activated (Figure 3-20).
  • Page 91 GRT655/655L OPERATOR MANUAL OPERATING CONTROLS • Reverse View This view shows a split screen consisting of a partial Birdseye View (overhead) of the rear of the crane and an image looking out the rear of the crane (Figure 3-22). The Reverse View automatically appears when the Transmission Shift Lever is positioned to Reverse.
  • Page 92 OPERATING CONTROLS GRT655/655L OPERATOR MANUAL THIS PAGE BLANK 3-26 Published 3-23-2020, Control # 654-04...
  • Page 93 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES SECTION 4 OPERATING PROCEDURES SECTION CONTENTS Pre-Starting Checks ......4-3 Auxiliary Cab Heater ..... . 4-10 Fuel Supply .
  • Page 94 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Outrigger Monitoring System (OMS) Camera Group (Optional)....4-59 (Optional—Standard in North America and Selecting a Camera View ....4-60 European Union Countries).

  • Page 95: Pre-Starting Checks

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES PRE-STARTING CHECKS of excessive deformation of the hook opening (including twist). Be sure safety latch is free and aligned. A complete walk-around visual inspection of the crane should always be made with special attention to structural Seats and Mirrors damage, loose equipment, leaks, or other conditions that Adjust seat and mirrors for clear vision and safe driving.

  • Page 96: Accessories

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL approximately 15 to 30 cm (6 to 12 in) above the level of When the air filter becomes dirty and should be replaced, a the opposite tire. maintenance fault is generated and the Engine Warning Indicator (23, Figure 4-18 and Figure 4-19) flashes for a Slowly swing superstructure to left or right until axle period of time at every key on.

  • Page 97: Using Your Load Chart

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES direction that the block/ball rotates as the fall length lists various boom lengths from fully retracted to fully increases. Repeat as necessary until block/ball rotates extended (with swingaway boom extension). The number at no more than 90°. the intersection of the left column and top row is the total load limit for that load radius and boom length.

  • Page 98: Engine Operation

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL A check of the load chart for a 15.2 m (50 ft) radius and efficiently to bring the battery up to full charge. The use of a 19.5 m (64 ft) of boom length shows a capacity of 3601 kg “smart charger”...

  • Page 99: Idling Engine

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Engine High Idle Make sure emergency stop switch is not pressed. Make sure parking brake is set to On position the Idling the engine for long periods of time results in the transmission shift lever is positioned to Neutral. d e g r a d a t i o n o f e n g i n e o i l a n d d a m a g e t o e n g i n e components, as described under Idling Engine, page 4-7.

  • Page 100: Initiating The Manual Exhaust Cleaning Process

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL The indicator will come on (constant) during the early stages System Cleaning Switch will interrupt the manual cleaning of required cleaning. If this condition continues, the indicator process. will begin to flash and a slight engine derate will occur. Make sure the crane and surrounding area are monitored If the exhaust system continues to clog, the Engine Warning during manual cleaning.

  • Page 101: Battery Disconnect

    If in doubt of suitability for a specific fluid or lubricant, check they are sufficiently warmed prior to performing a lift. Allow at with an authorized Grove distributor or Manitowoc Crane least 30 minutes of engine run time for warm up.

  • Page 102: Coolant Heater

    Make sure coolant, transmission heater, swivel, sensor kit (Grove part number 90037674). Contact an battery heater, in-line fuel pump, in-line fuel heater, and authorized Grove distributor or Manitowoc Crane Care for hydraulic reservoir heater are heating properly. additional assistance.

  • Page 103: Air Diverter

    Lubrication section of your crane’s Operator Manual, by contacting your local Grove distributor, or by Diesel Fuel contacting Manitowoc Crane Care directly). Diesel fuel with low temperature characteristics is required to CAUTION operate the engine when ambient temperatures get near or below 0°C (32°F).

  • Page 104: Engine

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Engine Warm-up Procedures - Cold Weather Hydraulic Oil: Operate the unloaded hoist, in both directions, at low speeds Warm-up Procedures for All Temperature Ranges: several times to circulate gear lubricant through the After starting, allow engine to idle for 3 to 5 minutes planetary gear sets.

  • Page 105: Driving The Crane

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES • Hydraulic Oil Temperatures from 4°C to -10°C (40°F To reduce risk of sliding under belt during a collision, to 15°F): Crane operation, less hoist, without a load is position belt across your lap as low on your hips as allowed with medium engine speed and medium possible and pull it toward door to a snug fit.

  • Page 106: Traveling - Towing/Pulling

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL • Make sure outrigger beams and jacks are fully retracted with the pads properly stowed. CAUTION • Tow or pull on open ground when possible. Machine Damage Hazard! • Connect to the optional pintle hook (if equipped) or Do not travel with an empty hook in a position where it can attach cables/straps to the crane at a point no higher swing freely (except where noted).

  • Page 107: Traveling On Slopes

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES For fore/aft travel on grades greater than 15%, the boom angle must be limited to horizontal (0°). For side slope travel on grades less than 10%, the DANGER maximum allowable boom angle is 20°. Run-away Crane Hazard! For side slope travel on grades greater than 10%, Disabling parking brake may result in crane rolling away the boom angle must be limited to horizontal (0°).

  • Page 108: Slope Limitations - Fore/Aft Travel

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Slope Limitations - Fore/Aft Travel • For mine applications and similar, where the slopes and the travel distance can be significant, brake fade must • When traversing a fore/aft slope that is less than or be taken into consideration.
  • Page 109 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Table 4-1 Fore and Aft Travel - No Load 0 - 15% 15 - 25% 25 - 29% 30% + Crane Condition (0 - 8.5°) (8.5 - 14°) (14 - 16.7°) (16.7° +) Yes, no restrictions Two-Wheel Drive up to 37 kph (23 mph)

  • Page 110: Traveling With Elevated Boom

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Traveling with Elevated Boom • Make sure adequate clearance to any overhead obstructions crane may be required to travel beneath. • Make sure all personnel involved in the operation and those working around crane are aware of any hazards WARNING that may be encountered and are trained how to avoid them.

  • Page 111: Traveling - Forward

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Traveling — Forward Display Module (ODM) to indicate forward propulsion and first (1) gear have been selected. CAUTION NOTE: If Service Brake Foot Pedal is not pressed before shifting to a gear, the gear selection will flash in the Machine Damage Hazard! Operator Display Module (ODM) until Transmission Engage turntable lock pin for travel.

  • Page 112: Steering

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Steering Steering is accomplished by the steering wheel and the rear steer switch (9, Figure 3-8). These two controls, used individually or together, provide front wheel steering, rear whee l s te ering , fo ur- wh ee l s te ering , an d cra bb ing capabilities (Figure 4-5).

  • Page 113: Differential Lock Operation (Optional)

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Differential Lock Operation (Optional) Lock differentials only when maximum traction is needed on poor road or highway surfaces. CAUTION Unexpected Operation! CAUTION When using differential lock, steering characteristics may Possible Loss of Vehicle Stability! be affected. Do not lock differentials when vehicle is traveling down Try to use four-wheel drive to gain adequate traction steep grades and traction is minimal.

  • Page 114: High Speed Glide (Optional)

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL High Speed Glide (Optional) Position the switch to ON to allow the high speed glide components to use the lift cylinder as a shock absorber to the Before operating the High Speed Glide System the following boom (instead of a rigid cylinder), which prevents the boom conditions must be met.
  • Page 115 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Located behind the cab seat Located on overhead panel 8853-1 9686 Typical Illustration are for identification reference only.View may not look the same. 8853-2 8853-3 Item Description Switch - High Speed Glide Fuse - 5 Amp Accumulator Lift Cylinder FIGURE 4-6...

  • Page 116: Craning Functions

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL CRANING FUNCTIONS Using the outriggers, level crane as indicated on the leveling device used in step 3. Controller Operation Using level indicator mounting screws, adjust level indicator to show level. The controller operation for crane functions is proportional – that is, the closer the lever is to neutral (center), the slower Using the Outriggers the system responds.

  • Page 117: Setting The Outriggers

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Setting the Outriggers Extend front jacks approximately 8 to 10 cm (3 to 4 in). Extend rear jacks approximately 8 to 10 cm (3 to 4 in). NOTE: ECO mode does not work when operating the outriggers.

  • Page 118: Engaging The Outrigger Mid-Extend Lock Pin

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Engaging the Outrigger Mid-Extend Lock Pin Stowing the Outriggers NOTE: It may be necessary to jog the Outrigger Enable the outrigger functions by doing the following: Extend/Retract Switch slightly to get proper pin Engage the Parking Brake. engagement.

  • Page 119: Stowing The Outrigger Mid-Extend Lock Pin

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Mid-Extend Pin in Stowed Position 9230 9329-1 FIGURE 4-11 Item Description Swinging the Boom and Superstructure Outrigger Pad Assembly Quick Pin with Lanyard FIGURE 4-9 DANGER Crushing Hazard! Stowing the Outrigger Mid-Extend Lock Pin Death or serious injury could result from being crushed by moving machinery.

  • Page 120: Elevating And Lowering The Boom

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Dual Axis Controllers Dual Axis Controllers Press the Swing Enable/Disable Switch to enable the Press the Boom Lift Enable/Disable Switch to enable the swing function. boom lift function. The Swing Enable Indicator (42, Figure 4-18 and The Boom Lift Enable Indicator (44, Figure 4-18 and Figure 4-19) will come on (green).

  • Page 121: Telescoping The Boom

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Dual Axis Controllers Dual Axis Controller Press the Boom Lift Enable/Disable Switch to enable the Press the Telescope Enable/Disable Switch to enable boom lift function. the boom telescope function. The Boom Lift Enable Indicator (44, Figure 4-18 and The Telescope Enable Indicator (43, Figure 4-18 and Figure 4-19) will come on (green).

  • Page 122: Lowering And Raising The Main Hoist Rope

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL When boom gets to the desired length, let controller Lowering the Main Hoist Rope return to the center (neutral) position to stop retracting Dual Axis Controllers the boom. Press the Main Hoist Enable/Disable Switch to enable Single Axis Controller (Optional) the main hoist function.

  • Page 123: Lowering And Raising The Auxiliary Hoist Rope

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Lowering and Raising the Auxiliary Hoist Dual Axis Controllers Rope Press the Main Hoist Enable/Disable Switch to enable the main hoist function. The Main Hoist Enable Indicator (45, Figure 4-18 and DANGER Figure 4-19) will come on (green). Crushing Hazard! Pull controller on right armrest rearward and hold to Keep area beneath load clear of all obstructions and...

  • Page 124: Raising The Auxiliary Hoist Rope

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Single Axis Controller (Optional) Single Axis Controller (Optional) Press the Auxiliary Hoist Enable/Disable Switch to Press the Auxiliary Hoist Enable/Disable Switch to enable the auxiliary hoist function. enable the auxiliary hoist function. The Auxiliary Hoist Enable Indicator (46, Figure 4-18 The Auxiliary Hoist Enable Indicator (46, Figure 4-18 and Figure 4-19) will come on (green).

  • Page 125: Stowing And Parking

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES On dual axis controllers only, press and release the outside 11. Close and lock, if applicable, all windows, covers, and (farthest from operator) of the respective Hoist Speed Toggle doors. Switch to enable high speed (maintained state). Press and 12.

  • Page 126: Navigating The Operator Display Module And Rated Capacity Limiter Display Module

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL NAVIGATING THE OPERATOR DISPLAY appears in the lower left corner of either the ODM or RDM to indicate to the operator which display module is being MODULE AND RATED CAPACITY LIMITER controlled by the Jog Dial at that time. The Screen Toggle DISPLAY MODULE Button (3, Figure 4-14) is used to switch between controlling the ODM or RDM.

  • Page 127: Using The Operator Display Module (Odm)

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES USING THE OPERATOR DISPLAY MODULE Main Screen (ODM) The Main Screen (Figure 4-18 and Figure 4-19) appears on the ODM (lower screen) when the key switch is initially set to NOTE: Refer to Operator Display Module (ODM), page 3-8 the ON position.
  • Page 128 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL 9219 9219 Main Menu Screen without 3-View Camera System FIGURE 4-18 4-36 Published 3-23-2020, Control # 654-04...
  • Page 129 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES 9219 9219 Main Menu Screen with 3-View Camera System FIGURE 4-19 Grove 4-37 Published 3-23-2020, Control # 654-04...

  • Page 130: Status Area

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Item Description Item Description Status Area Low Brake Pressure Indicator Alerts Area Crane Fault Indicator Status Bar Low Boom Angle Indicator Active Screen Indicator Area Telescope Lockout Indicator Transmission Temperature Indicator Third Wrap Indicator (Optional) Diesel Particulate Filter Indicator (Tier 4 Fuel Level Indicator only)
  • Page 131 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Status Area The following are the icons which appear in the Status Area (1, Figure 4-18 and Figure 4-19) of the ODM Main Screen: Item Description Graphic Explanation Transmission Oil Indicates the transmission oil temperature in the selected unit of Temperature Indicator measure (°C / °F).
  • Page 132 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Item Description Graphic Explanation Engine Coolant Indicates engine coolant temperature in the selected unit of Temperature Indicator measure (°C / °F). Indicates the engine coolant temperature is between 93°C (200°F) and 107°C (225°F), and is too high. High Engine Coolant Temperature Indicator Safely stop the lifting operations, land and secure any load being...
  • Page 133 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Item Description Graphic Explanation Indicates the outside ambient temperature is warm enough that Engine Wait-to-Start preheating of the air inside the air-intake manifold is not required. Indicator Engine can be started. Indicates the outside ambient temperature is low and preheating of Engine Wait-to-Start the air inside the air-intake manifold is required.
  • Page 134 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Item Description Graphic Explanation Four-Wheel Drive Indicates the transmission is shifted to two-wheel high (refer to Drive Indicator Axle Selector Switch, page 3-4). Indicates the transmission is shifted to four-wheel low (refer to Drive Axle Selector Switch, page 3-4). Four-Wheel Drive Engaged Indicator Indicator will flash if the crane is shifted between two-wheel high and...

  • Page 135: Alerts Area

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Alerts Area These icons will appear in the bottom Alerts Area of the ODM Main Screen for cranes not equipped with the optional T h e f o l l o w i n g i c o n s c a n a p p e a r i n t h e A l e r ts A r e a 3-View Cameras and in the left Alerts Area of the ODM Main (2, Figure 4-18 and Figure 4-19) of the ODM Main Screen.
  • Page 136 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Item Description Graphic Explanation Crane Fault Indicator Indicates there are no crane fault codes. Indicates there is one or more crane faults. When the indicator comes on (red), the warning buzzer will sound. Crane Fault Active Indicator (Red) Access the fault codes through the Menu Screen of the ODM (refer to Menu Screen, page 4-53).
  • Page 137 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Item Description Graphic Explanation Diesel Particulate Filter Indicates the exhaust system does not require cleaning. Indicator (Tier 4 only) Diesel Particulate Filter Indicates the exhaust system requires cleaning. Stop and perform a Clogged Indicator (Tier manual exhaust system cleaning [refer to Exhaust System Cleaning 4 only) (Amber) Switch (Tier 4 Engine Only), page 3-7].
  • Page 138 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Item Description Graphic Explanation Steering System Indicates the steering system pressure is normal [above 690 KPa Pressure Indicator (CE (100 psi)]. cranes) Indicates the steering system pressure is below normal operating Low Steering System pressure [below 690 KPa (100 psi)]. When the indicator comes on Pressure Active (red), the warning buzzer will sound.
  • Page 139 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Item Description Graphic Explanation Indicates the boom radius is within 3.1 m (10 ft) of a radius limit setpoint. Working Range Limiter (WRL) Radius Warning The warning buzzer slowly beeps when the boom radius is within Indicator (Amber) 3.1 m (10 ft) of the radius limit setpoint and changes to a fast beep when the radius is within 1.5 m (5 ft) of the radius limit setpoint.
  • Page 140 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL The following Diesel Exhaust Fluid Level Indicator appears in the left Alerts Area of the ODM on all function screens except the Main Screen. Item Description Graphic Explanation Diesel Exhaust Fluid Level Indicator (Tier 4 Indicates the DEF level is above 10% full (0.83 gal).

  • Page 141: Status Bar

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Status Bar The following are the icons which can appear in the Status Bar (3, Figure 4-18 and Figure 4-19) of the ODM Main Screen: Item Description Graphic Explanation Indicates the swing function is disabled (refer to Crane Function Swing Disabled Enable/Disable Switch, page 3-6 and Swing Enable/Disable Switch, Indicator...
  • Page 142 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Item Description Graphic Explanation Indicates the boom lift function is disabled (refer to Crane Function Boom Lift Disabled Enable/Disable Switch, page 3-6 and Boom Lift Enable/Disable Indicator Switch, page 3-12). Indicates the boom lift function is enabled, but is in a standby mode due to the operator not being seated (causing seat switch to open).
  • Page 143 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Item Description Graphic Explanation Indicates the main hoist function is disabled (refer to Crane Function Main Hoist Disabled Enable/Disable Switch, page 3-6 and Main Hoist Enable/Disable Indicator Switch, page 3-12). Indicates the main hoist function is enabled, but is in a standby mode due to the operator not being seated (causing seat switch to open).
  • Page 144 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Item Description Graphic Explanation Indicates the auxiliary hoist (optional) function is disabled (refer to Auxiliary Hoist Crane Function Enable/Disable Switch, page 3-6 and Auxiliary Hoist Disabled Indicator Enable/Disable Switch, page 3-13). Indicates the auxiliary hoist (optional) function is enabled, but is in a standby mode due to the operator not being seated (causing seat switch to open).

  • Page 145: Menu Screen

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Active Screen Indicator Area The following icon can appear in the Active Screen Indicator Area (4, Figure 4-18 and Figure 4-19) of the ODM Main Screen: Item Description Graphic Explanation Indicates the ODM screen is being controlled by the Jog Dial. Active Screen Indicator Refer to Navigating the Operator Display Module and Rated Capacity Limiter Display Module, page 4-34.
  • Page 146 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL 9219 FIGURE 4-21 Item Description Item Description Menu Screen Indicator WRL Virtual Wall Limit Icon Status Indicator Bar Tools Group Icon Active Screen Indicator Display Screen Brightness Icon Outrigger Group Icon Units of Measure Icon Outrigger Extend/Retract Icon Controller Sensitivity Icon Camera Group Icon...

  • Page 147: Outrigger Group

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Outrigger Group The Outrigger Extend/Retract function screen will appear: The Outrigger Extend/Retract function icon (Figure 4-22) under the Outrigger Group is used to extend and retract the outrigger beams and jacks. 9219 FIGURE 4-24 Icon Description 9219 FIGURE 4-22...

  • Page 148: Extending/Retracting The Outrigger Beams

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Extend/Retract Switch, page 3-12) to the extend Icon Description position, then press and hold any or all of the four buttons at the Jog Dial or the Navigation Control Pad (Figure 4-25). O/R Jacks icon - active To retract the O/R beams, position the Outrigger Extend/Retract Switch to the retract position, then press and hold any or all of the four buttons at the Jog Dial or...

  • Page 149: Extending/Retracting The Outrigger Jacks - Individually

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES To extend or retract the O/R jacks individually, perform the following procedure: Using the Jog Dial, or the Arrow Buttons at the Navigation Control Pad, select the O/R Jack icon (icon will turn orange when selected). Press the Jog Dial, or the OK Button at the ODM, to make the O/R Jack icon active (icon will turn green when active).

  • Page 150: Extending/Retracting The Outrigger Jacks - X4

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Using the Jog Dial, or the Arrow Buttons at the Navigation Control Pad, select the O/R Jack x4 icon (icon will turn orange when selected). Press the Jog Dial, or the OK Button at the ODM, to make the O/R Jack x4 icon active (icon will turn green when active).

  • Page 151: Exiting The Outrigger Extend/Retract Function Screen

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES • Using the Arrow Buttons (3, Figure 4-31), select the Menu icon (Figure 4-32) (icon will turn orange), then press the OK Button (4). FIGURE 4-31 9219 9219 FIGURE 4-32 Camera Group (Optional) 9219 The Camera Group is made up of three camera function Item Description icons (Figure 4-33):...

  • Page 152: Selecting A Camera View

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL (Figure 4-33), then press the OK Button (6) to make the Icon Description camera view active. Camera View 1 icon - not selected Camera View 1 icon - selected FIGURE 4-34 Upon selecting a camera view from the Menu Screen and pressing the Jog Dial or OK Button, the ODM will switch to the corresponding Camera View Screen (Figure 4-35).

  • Page 153: Exiting The Camera View Screen

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Working Range Limiter Group Introduction The Working Range Limiter (WRL) is a feature of the crane control system that allows the operator to define obstacles or limits for crane operation. With obstacles and limits accurately defined, the WRL will aid the operator in identifying when the boom and/or load is nearing an obstacle by giving both visual and audible alerts.

  • Page 154: Wrl Limitations Overview

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL WRL Limitations Overview In summary, to turn on a limit within the WRL, the following steps must be performed: For each of the limitations, the limitation must first be Enable the Limitation ENABLED within the WRL feature of the crane control system software.
  • Page 155 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES When a limitation is active, the Main Screen shows an limitation active symbol, the swing limitation active symbol, indicator for the limitation (in addition to audible alarms and and the virtual wall limitation active symbol. If there are potentially effects on the crane functions).
  • Page 156 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL When a limitation is active, the warning buzzer inside the cab will sound. Table 4-4 indicates the behavior of the warning buzzer for the various limitations. Table 4-4 Alarm Characteristics LIMITATION POSITION ALARM Height Limitation 10 ft before limit Slow beeping 5 ft before limit...
  • Page 157 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES The warning buzzer can be silenced using the Tab button on the Navigation Control Pad. Refer to item 1 in Figure 4-40. It can be silenced once the boom is no longer moving. When boom motion is sensed again by the control system, the warning buzzer is sounded again.
  • Page 158 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Table 4-5 Limit Reached Indicator Symbols Symbol Description Symbol Description Boom Height Stop Indicator (Red) Swing Angle Stop Indicator (Red) Virtual Walls Stop Indicator (Red) Boom Angle Stop Indicator (Red) Radius Stop Indicator (Red) 4-66 Published 3-23-2020, Control # 654-04...

  • Page 159: Accessing A Wrl Limitation Screen

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Accessing a WRL Limitation Screen • Radius Limit icon (refer to Setting the Radius Limitation, page 4-74) The WRL Group is made up of five WRL function icons. To • Swing Angle Limit icon enable and define a limitation, access the related WRL (refer to Setting the Swing Angle Limitation, page 4-77) function icon in the WRL Group (Figure 4-42).

  • Page 160: Setting The Boom Height Limitation

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Setting the Boom Height Limitation If the Boom Height Limitation is selected from the menu of WRL limitations, then the Boom Height Limitation Screen will be shown (Figure 4-43). Boom Height Limitation Screen 8797-13 FIGURE 4-43 Using the Left Arrow and Right Arrow function on the Navigation Control Pad or the Jog Dial changes the object highlighted on the screen.
  • Page 161 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Table 4-6 Screen Symbols Symbol Description Lock Out symbol and Alarm/Warning symbol - These symbols will not appear if the WRL is configured for only the Lock Out Function or only the Alarm/Warning Function. Standard cranes are configured for only the Alarm/Warning Function.
  • Page 162 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Boom Height Limitation Procedure by Crane Position Boom Height Limitation Procedure by Value To define and enable the Boom Height Limitation using the To define and enable the Boom Height Limitation using a crane current tip height as the limitation, the following steps manually entered value of tip height as the limitation, the are used: following steps can be used:...

  • Page 163: Setting The Boom Angle Limitation

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Setting the Boom Angle Limitation If the Boom Angle Limitation is selected from the menu of WRL limitations, the Boom Angle Limitation Screen will be shown (Figure 4-44). Boom Angle Limitation Screen 8797-23 FIGURE 4-44 Using the Left Arrow and Right Arrow function on the Navigation Control Pad or the Jog Dial changes the object highlighted on the screen.
  • Page 164 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Table 4-7 Screen Symbols Symbol Description Lock Out symbol and Alarm/Warning symbol - These symbols will not appear if the WRL is configured for only the Lock Out Function or only the Alarm/Warning Function. Standard cranes are configured for only the Alarm/Warning Function.
  • Page 165 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Boom Up Limitation Procedure by Crane Position For cranes configured with both the Alarm/Warning Function and the Lock Out Function, choose the desired To define and enable the Boom Up Limitation using the crane function by doing the following: current boom angle as the limitation, the following steps can By default, the Lock Out Function is selected.

  • Page 166: Setting The Radius Limitation

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Setting the Radius Limitation If the Radius Limitation is selected from the menu of WRL limitations, the Radius Limitation Screen will be shown (Figure 4-45). Radius Limitation Screen 8797-27 FIGURE 4-45 Using the Left Arrow and Right Arrow function on the Navigation Control Pad or the Jog Dial changes the object highlighted on the screen.
  • Page 167 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Table 4-8 Screen Symbols Symbol Description Lock Out symbol and Alarm/Warning symbol - These symbols will not appear if the WRL is configured for only the Lock Out Function or only the Alarm/Warning Function. Standard cranes are configured for only the Alarm/Warning Function.
  • Page 168 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Inner Radius Limitation Procedure by Crane Position For cranes configured with both the Alarm/Warning Function and the Lock Out Function, choose the desired To define and enable the Inner Radius Limitation using the function by doing the following: crane current hook radius as the limitation, the following By default, the Lock Out Function is selected.

  • Page 169: Setting The Swing Angle Limitation

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Setting the Swing Angle Limitation If the Swing Limitation is selected from the menu of WRL limitations, the Swing Limitation Screen will be shown (Figure 4-46). Swing Limitation Screen 8797-33 FIGURE 4-46 Using the Left Arrow and Right Arrow function on the Navigation Control Pad or the Jog Dial changes the object highlighted on the screen.
  • Page 170 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Table 4-9 Screen Symbols Symbol Description Lock Out symbol and Alarm/Warning symbol - These symbols will not appear if the WRL is configured for only the Lock Out Function or only the Alarm/Warning Function. Standard cranes are configured for only the Alarm/Warning Function.
  • Page 171 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Swing Limitation Procedure by Crane Position next desired limitation position. The over-ride switch would be used to allow the motion, if this is acceptable. To define and enable the Swing Limitation using the crane Use the Down Arrow function once to highlight the swing position to indicate the swing left and right limitation, the right Accept Crane Position symbol (refer to Table 4-9).

  • Page 172: Setting A Virtual Wall Limitation

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Setting a Virtual Wall Limitation If the Virtual Wall Limitation is selected from the menu of WRL limitations, then the Virtual Wall Limitation Screen will be shown (Figure 4-47). Virtual Wall Limitation Screen with 2 Virtual Walls already active 8797-37 FIGURE 4-47 Using the Left Arrow and Right Arrow function on the...
  • Page 173 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Table 4-10 Screen Symbols Symbol Description Lock Out symbol and Alarm/Warning symbol - These symbols will not appear if the WRL is configured for only the Lock Out Function or only the Alarm/Warning Function. Standard cranes are configured for only the Alarm/Warning Function.
  • Page 174 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL First Virtual Wall Procedure Number on the display increments to 2 so that it is ready to define a subsequent virtual wall, if so desired. To define and enable the first Virtual Wall (assuming no Subsequent Virtual Wall Procedure Virtual Walls are already defined), the following steps can be used:...

  • Page 175: Tools Group

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Virtual Wall Limitation Disable Procedure • ECO Mode On/Off icon (refer to Setting ECO Mode to On/Off, page 4-88) To disable the active Virtual Wall Limitation, the following steps can be used: The Virtual Wall Limitation Screen (Figure 4-47) is to be shown on the display.

  • Page 176: Accessing A Tools Group Function Screen

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Icon Description ECO Mode icon - not selected FIGURE 4-50 ECO Mode icon - selected Setting the Display Screen Brightness The Display Screen Brightness function screen (Figure 4-51) Accessing a Tools Group Function Screen allows the operator to adjust the brightness of the ODM and RDM screens.

  • Page 177: Setting The Controller Sensitivity

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Use the Jog Dial or Arrow Buttons on the Navigation Control Icon Description Pad to select the desired unit of measure, then press the Jog Dial or the OK Button. Swing Function Sensitivity icon - active Telescope Function Sensitivity icon - not selected Telescope Function Sensitivity icon -...
  • Page 178 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Icon Description Sensitivity Speed Curve 1 Main Hoist Function Sensitivity icon - selected Function Speed Main Hoist Function Sensitivity icon - active Neutral Full Controller Position Auxiliary Function Sensitivity icon - not Travel selected FIGURE 4-55 Selecting a sensitivity curve of 2 through 5 causes the function speed to be reduced, from the default sensitivity curve 1, relative to the same controller position over the full...

  • Page 179: Setting The Controller Function Speed

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Using the Jog Dial or Arrow Buttons on the Navigation Control Pad, select the controller function icon that is to be adjusted (icon will turn orange). Press the Jog Dial or OK Button on the Navigation Control Pad to make the controller function icon active (icon background will turn gray).

  • Page 180: Setting Eco Mode To On/Off

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Icon Description Icon Description Auxiliary Hoist Function Speed icon - Telescope Function Speed icon - active selected Auxiliary Hoist Function Speed icon - active Boom Lift Function Speed icon - not selected Adjust the speed of a controller function by doing the following: Boom Lift Function Speed icon - selected Using the Jog Dial or Arrow Buttons on the Navigation...

  • Page 181: Information Group

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES • When any crane function is being commanded from ECO mode is forced to inactive when the crane transmission approximately 0 to 15% of controller input, the software is being shifted to Forward or Reverse, or all crane functions will increase the throttle command from idle to a are disabled.

  • Page 182: Accessing An Information Group Function Screen

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL • Legal Notice icon Icon Description (refer to Viewing the Legal Notice, page 4-93) Legal Notice icon - not selected Legal Notice icon - selected Accessing an Information Group Function Screen Access an Information Group function screen (Figure 4-59) by doing one of the following: •...

  • Page 183: Viewing The Operating Hours

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Viewing the Operating Hours The Operating Hours function screen (Figure 4-62) displays the total accumulated operating hours for the different crane functions as well as offers a resettable trip meter for each crane function. FIGURE 4-61 9219 FIGURE 4-62 Icon...

  • Page 184: Viewing The Engine Fault Codes

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL NOTE: Allow up to 8 seconds for the trip meter to reset to Icon Description 0.0 hours. Main Hoist Operating Hours icon - not selected Main Hoist Operating Hours icon - selected FIGURE 4-63 To reset all crane function operating hours to zero (0), select the Reset All icon (icon will turn orange) on the Operating Hours function screen and press the Jog Dial or the OK Transmission Operating Hours icon - not...

  • Page 185: Viewing The Crane Fault Codes

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Viewing the Crane Fault Codes correcting the malfunction, then cycling the ignition key to the Off position and back to the On position. The Crane Fault Code function screen (Figure 4-65) displays active crane fault codes. Viewing the Software Revisions If several fault codes are active, use the Jog Dial or Arrow The Software Revision function screen (Figure 4-66)
  • Page 186 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL prevent raising and lowering the boom, extending the boom, The RCL Setup Screen (Figure 4-68) appears on the RDM or raising the main or auxiliary (optional) hoist ropes. when the ignition key is set to the On position. The operator can either input a code number from the Load Chart or use the setup wizard.
  • Page 187 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Item Description Graphic Explanation RCL Setup Wizard icon - not selected Icon used to select the RCL Setup Wizard. RCL Setup Wizard icon - selected Indicates the RDM screen is being controlled by the Jog Dial. Refer Jog Dial Status to Navigating the Operator Display Module and Rated Capacity Indicator...

  • Page 188: Entering A Code Number Manually

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Entering a Code Number Manually NOTE: Each load chart in the Load Chart Manual is given a unique code number. The code number is found at the top of each load chart. Manually program the RCL by entering the load chart code number into the RCL Setup Screen: •...
  • Page 189 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES 9219 Item Description Item Description Backup Camera View On/Off Toggle icon Boom Extension Offset and Length Maximum Capacity (for the Current Crane Configuration/Load Boom Length Chart Code Number) Actual Load Boom Angle Actual Load as a Percentage of Maximum Boom Tip Height Capacity Outrigger Position as a Percentage...

  • Page 190: Using The Setup Wizard

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL Using the Setup Wizard Icon Description NOTE: The crane can be setup in many different configurations. The RCL Setup Wizard uses 6 screens to define these crane configurations. Not Setup Wizard - not selected a l l o f t h e f o l l o w i n g R C L S e t u p W i z a r d ’ s configuration screens may be needed when defining a given crane setup.
  • Page 191 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Icon Description On Outrigger/Fully Retracted icon - not selected On Outrigger/Fully Retracted icon - selected On Outrigger/Mid Extended icon - 9219 not selected FIGURE 4-76 If required, use the Jog Dial or Arrow Buttons to select one of the following Boom Extension configurations (icon will turn orange) (Figure 4-77) and then press the On Outrigger/Mid Extended icon - selected...
  • Page 192 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL If required, use the Jog Dial or Arrow Buttons to select Icon Description following Boom Extension Offset configurations (icon will turn orange) (Figure 4-79) and then press the Jog Dial or the OK Button to accept the Boom Extension Erected icon - not selected selection.
  • Page 193 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Press the Jog Dial or OK Button, select the number of Parts of Line (Figure 4-82) using the Jog Dial or Arrow Buttons, then press the Jog Dial or the OK Button to accept the selection. Example of On Rubber and No Boom Extension Installed FIGURE 4-80 9219...
  • Page 194 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL 9219 Item Description Item Description Backup Camera View On/Off Toggle icon Boom Extension Offset and Length Maximum Capacity (for the Current Crane Configuration/Load Boom Length Chart Code Number) Actual Load Boom Angle Actual Load as a Percentage of Maximum Boom Tip Height Capacity Outrigger Position as a Percentage...

  • Page 195: Overriding The Outrigger Monitoring System (Only For Cranes In North America And European Union Countries)

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Overriding the Outrigger Monitoring System Icon Description (only for Cranes in North America and European Union Countries) Return to RCL Setup Screen icon - not After programming the Rated Capacity Limiter (RCL) (by selected either manually entering a Load Chart code number or by completing the RCL Setup Wizard) and clicking on the OK icon (Figure 4-85), an outrigger beam over-ride warning screen (Figure 4-86) will appear if the outrigger beam...

  • Page 196: Using The Tare Function

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL To disable the tare function, the operator must switch power off and back on using the Ignition Key Switch. NOTE: The tare function does not change nor override the value of the Actual Load, and does not affect the RCL and its function lockouts.

  • Page 197: Load Chart And Miscellaneous Indicators

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Load Chart and Miscellaneous Indicators Refer to Figure 4-90 for a list of indicators and their definitions that can appear at the bottom of the Main Screen of the RDM. 9219 9219 FIGURE 4-90 Grove 4-105 Published 3-23-2020, Control # 654-04...
  • Page 198 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL The following indicators can appear at the bottom of the Main Screen of the RDM (Figure 4-90) Item Description Graphic Explanation RCL Bypass Status Indicator (Red - Indicates the RCL system is bypassed Constant On) RCL Bypass Active Indicator (Red - Indicates the RCL system is bypassed...

  • Page 199: Enabling/Disabling The Rear View Camera

    GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES Item Description Graphic Explanation Radius Too Long Indicates the radius is greater than the maximum radius in the Indicator selected load chart. Radius Too Short Indicates the radius is smaller than the minimum radius in the Indicator selected load chart.

  • Page 200: Using The Birdseye Camera (Optional)

    OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL THIS PAGE BLANK 9219 Item Description Item Description Backup Camera View On/Off Toggle icon Boom Angle Maximum Capacity (for the Current Crane Configuration/Load Boom Tip Height Chart Code Number) Actual Load Counterweight Actual Load as a Percentage of Maximum Boom Length Capacity Outrigger Position as a Percentage...
  • Page 201 GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES The camera views automatically change based on operator Press the Up or Down Button to increase or decrease inputs. The Birdseye View is the default view. When the the menu item’s value. operator actuates the swing controller, the Birdseye View Press the Mode Button again to save the value.
  • Page 202 OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL 9218-9 FIGURE 4-96 9218-4 FIGURE 4-98 The factory default settings are as follows: 9218-5 FIGURE 4-99 9218-8 FIGURE 4-97 9218-9 FIGURE 4-100 4-110 Published 3-23-2020, Control # 654-04...
  • Page 203 GRT655/655L OPERATOR MANUAL SET-UP AND INSTALLATION SECTION 5 SET-UP AND INSTALLATION SECTION CONTENTS Setup of Crane Before and After Transporting . . 5-2 Dead-End Rigging/Wedge Sockets ... . 5-9 Installing Wedge and Socket ....5-10 Hoist Platform .

  • Page 204: Setup Of Crane Before And After Transporting

    SET-UP AND INSTALLATION GRT655/655L OPERATOR MANUAL SETUP OF CRANE BEFORE AND AFTER Hoist Mirrors and Hoist Camera TRANSPORTING B ef or e tr a ns p or t i ng t he c r a ne , pl ac e t he f ol l ow in g components into their transport positions.
  • Page 205 GRT655/655L OPERATOR MANUAL SET-UP AND INSTALLATION Hoist Mirror and RCL Light Tower Beacon Light 9227-1 Working Position 9226-1 Working Position 9227-2 Transport Position 9226-2 Transport Position FIGURE 5-2 FIGURE 5-3 Grove Published 3-23-2020, Control # 654-04...
  • Page 206 SET-UP AND INSTALLATION GRT655/655L OPERATOR MANUAL 2nd Beacon Light (optional) Boom Nose Position Indicator (optional) and Anemometer (optional) 9226-3 Working Position 9340-1 Working Position (Installed) 9340-2 Transport Position (Removed) FIGURE 5-5 9226-4 Transport Position FIGURE 5-4 Published 3-23-2020, Control # 654-04...
  • Page 207 GRT655/655L OPERATOR MANUAL SET-UP AND INSTALLATION Front and Rear Access Ladders 9225-1 Working Position 9225-2 Transport Position FIGURE 5-6 Grove Published 3-23-2020, Control # 654-04...

  • Page 208: Hoist Platform

    SET-UP AND INSTALLATION GRT655/655L OPERATOR MANUAL HOIST PLATFORM NOTE: If the wedge does not seat securely in the slot, carefully tap the top of the wedge (3) with a mallet. DANGER Do not use platform for hauling passengers. Death or serious injury could occur.

  • Page 209: Anti-Two-Block (A2B) Switch

    GRT655/655L OPERATOR MANUAL SET-UP AND INSTALLATION ANTI-TWO-BLOCK (A2B) SWITCH Unlocking If a single hoist rope has been reeved and two A2B switches are installed, the unused A2B switch must be locked WARNING (disabled) to allow all crane operations. Failure to reposition the A2B weight will prevent the A2B Locking system from functioning properly.

  • Page 210: Checking Before Operation

    SET-UP AND INSTALLATION GRT655/655L OPERATOR MANUAL Checking Before Operation Check the following electrical connections before operating WARNING the crane to make sure the Rated Capacity Limiter (RCL) system is properly connected for the crane configuration. The following tests must be performed with care to prevent personnel injury or crane damage.

  • Page 211: Hoist Rope Reeving

    If alternate methods are selected, the user is responsible and should proceed in compliance with the regulations in force. If there are any questions, contact your local Grove distributor or Manitowoc Crane Care. Do not mix components from different manufacturers. The...

  • Page 212: Installing Wedge And Socket

    SET-UP AND INSTALLATION GRT655/655L OPERATOR MANUAL replacement of wire ropes they produce. Their advice should be sought for each specific type of wire rope a crane user Live End intends to install on a mobile crane. When assembly is complete, raise boom to a working Dead End position with a load suspended to firmly seat wedge and rope in socket before crane is used operationally.
  • Page 213 GRT655/655L OPERATOR MANUAL SET-UP AND INSTALLATION Of the methods shown, Grove prefers method A or F be used manufacturer, or person qualified for that service.” Additional on Grove cranes, i.e., clipping a short piece of wire rope to information is published by the Wire Rope Technical Board in the dead-end or using a commercially available specialty clip Wire Rope Users Manual, latest revision.
  • Page 214 SET-UP AND INSTALLATION GRT655/655L OPERATOR MANUAL Upper Boom Nose To Main Hoist Sheaves Lower Boom Nose Sheaves 8993-16 Single Part Line Upper Boom Nose To Main Hoist Sheaves Lower Boom Nose Sheaves Boom Nose Dead End 8993-15 2 Parts Line - 1 Sheave Hook Block FIGURE 5-15 continued 5-12 Published 3-23-2020, Control # 654-04...
  • Page 215 GRT655/655L OPERATOR MANUAL SET-UP AND INSTALLATION Upper Boom Nose To Main Hoist Sheaves Lower Boom Nose Sheaves Hook Block Dead End Hook Block Sheaves 8993-14 3 Parts Line - 1 Sheave Hook Block Upper Boom Nose To Main Hoist Sheaves Lower Boom Nose Sheaves Boom Nose...
  • Page 216 SET-UP AND INSTALLATION GRT655/655L OPERATOR MANUAL Upper Boom Nose To Main Hoist Sheaves Lower Boom Nose Sheaves Hook Block Dead End Hook Block Sheaves 8993-12 5 Parts Line - 4 Sheave Hook Block Upper Boom Nose To Main Hoist Sheaves Lower Boom Nose Sheaves Boom Nose...
  • Page 217 GRT655/655L OPERATOR MANUAL SET-UP AND INSTALLATION Upper Boom Nose To Main Hoist Sheaves Lower Boom Nose Sheaves Hook Block Dead End Hook Block Sheaves 8993-10 7 Parts Line - 4 Sheave Hook Block Upper Boom Nose To Main Hoist Sheaves Lower Boom Nose Sheaves Boom Nose...
  • Page 218 SET-UP AND INSTALLATION GRT655/655L OPERATOR MANUAL Upper Boom Nose To Main Hoist Sheaves Lower Boom Nose Sheaves Auxiliary Boom Nose Sheave Hook Block Dead End Hook Block Sheaves 8993-8 9 Parts Line - 4 Sheave Hook Block with Auxiliary Boom Nose Upper Boom Nose To Main Hoist Sheaves...
  • Page 219 GRT655/655L OPERATOR MANUAL SET-UP AND INSTALLATION Upper Boom Nose To Main Hoist Sheaves Lower Boom Nose Sheaves Hook Block Dead End Hook Block Sheaves 8993-6 5 Parts Line - 5 Sheave Hook Block Upper Boom Nose To Main Hoist Sheaves Lower Boom Nose Sheaves Boom Nose...
  • Page 220 SET-UP AND INSTALLATION GRT655/655L OPERATOR MANUAL Upper Boom Nose To Main Hoist Sheaves Lower Boom Nose Sheaves Hook Block Dead End Hook Block Sheaves 8993-4 7 Parts Line - 5 Sheave Hook Block Upper Boom Nose To Main Hoist Sheaves Lower Boom Nose Sheaves Boom Nose...
  • Page 221 GRT655/655L OPERATOR MANUAL SET-UP AND INSTALLATION Upper Boom Nose To Main Hoist Sheaves Lower Boom Nose Sheaves Auxiliary Boom Nose Sheave Hook Block Dead End Hook Block Sheaves 8993-2 9 Parts Line - 5 Sheave Hook Block with Auxiliary Boom Nose To Main Hoist Lower Boom Nose Sheaves...

  • Page 222: Erecting And Stowing The Boom Extension

    SET-UP AND INSTALLATION GRT655/655L OPERATOR MANUAL ERECTING AND STOWING THE BOOM Securing the Boom Extension with a Tag EXTENSION Line (Rope) NOTE: A tag line attached to the tip of the boom extension Description is used to control the movement of the boom A 7.92 m to 13.7 m (26 ft to 45 ft) telescopic, manual extension.
  • Page 223 GRT655/655L OPERATOR MANUAL SET-UP AND INSTALLATION Item Description Item Description Boom Extension Ramp Spring-Locking Pin Rear Stowage Bracket and Ramp Assembly Cross Pin Front Stowage Bracket Assembly Cross Pin Hole - Locked Position Boom Extension Anchor Fittings Cross Pin Hole - Stowed Position Boom Nose Attachment Lugs Front Stowage Bracket Jack Screw Attachment Pin Hole - Stowed Position...
  • Page 224 SET-UP AND INSTALLATION GRT655/655L OPERATOR MANUAL Rear Stowage Bracket and Ramp Assembly - Top View Rear Stowage Bracket and Ramp Assembly - Front View FIGURE 5-16 continued 5-22 Published 3-23-2020, Control # 654-04...
  • Page 225 GRT655/655L OPERATOR MANUAL SET-UP AND INSTALLATION Front Stowage Bracket Assembly - Right Side View Front Stowage Bracket Assembly - Front View FIGURE 5-16 continued Grove 5-23 Published 3-23-2020, Control # 654-04...
  • Page 226 SET-UP AND INSTALLATION GRT655/655L OPERATOR MANUAL Boom Extension - Rear View FIGURE 5-16 continued 5-24 Published 3-23-2020, Control # 654-04...

  • Page 227: Erecting

    GRT655/655L OPERATOR MANUAL SET-UP AND INSTALLATION Erecting DANGER To prevent serious injury or death, do not stand on crane decking unless boom extension is secure. Tools required: • 1/2 in Impact Wrench • 24 in - 1/2 in Drive Impact Extension (p/n 80104116) •...
  • Page 228 SET-UP AND INSTALLATION GRT655/655L OPERATOR MANUAL Make sure the attachment pin securing the boom Attach the boom extension base section to the boom extension to the front stowage bracket is engaged (1, nose by installing the right side attachment pins through Figure 5-18).
  • Page 229 GRT655/655L OPERATOR MANUAL SET-UP AND INSTALLATION DANGER Do not modify the attachment points to permit the installation of the attachment pins. CAUTION To prevent possible damage to the sheave wheel, do not place blocking under the boom extension sheave wheel. 13.
  • Page 230 SET-UP AND INSTALLATION GRT655/655L OPERATOR MANUAL 9216-7 9216-14 FIGURE 5-24 If the boom extension stinger section is not to be erected, connect the boom extension base section a n t i - t w o - b l o c k c a b l e e n d c o n n e c t o r t o t h e anti-two-block switch at the nose of the boom extension stinger section.

  • Page 231: Stowing

    GRT655/655L OPERATOR MANUAL SET-UP AND INSTALLATION Stowing NOTE: The boom extension must be set at the minimum offset and, if used, the telescoping section must be fully retracted. Refer to “Setting the Offset” on page 32 and/or “Extending and Stowing the Telescoping Boom Extension Fly Section”...
  • Page 232 SET-UP AND INSTALLATION GRT655/655L OPERATOR MANUAL Attach a tag line to the boom extension tip. Raise the boom to horizontal. Make sure the attachment pin (2, Figure 5-29) that secures the boom extension to the rear stowage bracket is in the stowed position and that the rear stowage ramp (1) is folded out and locked in position.
  • Page 233 GRT655/655L OPERATOR MANUAL SET-UP AND INSTALLATION DANGER When stowing the boom extension, make sure that all personnel and equipment are kept clear of the swing path. 10. Sufficient momentum is needed to swing and engage the boom extension to the front stowage bracket. Using the tag line attached to the tip of the boom extension, manually swing the boom extension up the folded out ramp until the front stowage lugs engage the front...

  • Page 234: Setting The Offset

    SET-UP AND INSTALLATION GRT655/655L OPERATOR MANUAL Setting the Offset 14. Using the tag line, swing the boom extension towards the boom until the boom extension engages the rear Refer to Figure 5-35 through Figure 5-37. stowage bracket. Raise the boom as necessary to help the boom extension engage the rear stowage bracket.

  • Page 235: Extending And Stowing The Telescoping Boom Extension Fly Section

    GRT655/655L OPERATOR MANUAL SET-UP AND INSTALLATION Slowly lower the boom until the boom extension tip is resting on the ground and pressure is relieved 30° Offset from the offset links. Attachment Pin Location d. Remove the offset link retaining clips and attachment pins and lower the boom until the holes for the lesser degree offset position align in the offset links.

  • Page 236: Retracting

    SET-UP AND INSTALLATION GRT655/655L OPERATOR MANUAL Reinstall the pin and retaining clip (Figure 5-39). Disconnect boom extension base section anti-two-block cable end connector from the boom extension stinger section anti-two-block cable end connector. Stow the cable end connectors in their respective stowage clips (1, Figure 5-41).
  • Page 237 GRT655/655L OPERATOR MANUAL SET-UP AND INSTALLATION Reinstall the pin and retaining clip (Figure 5-43). Connect boom extension stinger section anti-two-block cable end connector to the anti-two-block switch at the nose of the boom extension stinger section. 9216-4 FIGURE 5-43 Grove 5-35 Published 3-23-2020, Control # 654-04...
  • Page 238 SET-UP AND INSTALLATION GRT655/655L OPERATOR MANUAL THIS PAGE BLANK 5-36 Published 3-23-2020, Control # 654-04...

  • Page 239: General

    Potentially harmful waste used in Grove cranes includes— For information on extreme condition lubrication, contact but is not limit ed to— oil, fuel, g re ase, c oolant , air your local Grove distributor or Manitowoc Crane Care. conditioning refrigerant, filters, batteries, and cloths which NOTE:...

  • Page 240: Standard Lubricants

    LUBRICATION AND MAINTENANCE GRT655/655L OPERATOR MANUAL Standard Lubricants standard lubricants are effective in temperatures down to -9°C (15°F). Refer to Table 6-1 for a list of the recommended Standard lubricants are used on all Grove cranes unless the standard lubricants. crane is ordered with a cold weather package.
  • Page 241 GRT655/655L OPERATOR MANUAL LUBRICATION AND MAINTENANCE Table 6-1: Standard Lubricants [Down to -9°C (15°F)] Recommended Lubricant Lubricant/Fluid Grove Spec. Type Grade Classification Fleetguard StableGuard™ Urea 32 Premix Diesel Exhaust Fluid (DEF) 80019225 AdBlue® TerraCair Ultrapure® DEF Citgo Lithoplex CM2 Extreme Pressure 3% Moly Mobil Mobilgrease CM-P 6829015304 NLGI 2...

  • Page 242: Arctic Lubricants And Conditions

    Therefore, always check with an authorized Grove weather lubricants alone are not sufficient to operate the distributor or Manitowoc Crane Care if in doubt of the crane in extreme low temperatures. Therefore, it is also suitability of a specific fluid or lubricant.
  • Page 243 GRT655/655L OPERATOR MANUAL LUBRICATION AND MAINTENANCE Table 6-2: Cold Weather Lubricants [Down to -29°C (-20°F)] Recommended Lubricant Lubricant/Fluid Grove Spec. Type Grade Classification Petro-Canada Traxon E Synthetic CITGO, Syntetic Gear Lube Axle Gear Oil Eaton, Roadranger EP 6829014058 75W-90 Mobil, Mobilube SCH Shell, Spirax S Sunoco Duragear EP Engine Oil - Tier 3...
  • Page 244 LUBRICATION AND MAINTENANCE GRT655/655L OPERATOR MANUAL Table 6-2: Cold Weather Lubricants [Down to -29°C (-20°F)] Recommended Lubricant Lubricant/Fluid Grove Spec. Type Grade Classification NOCO Kerosene, 3, UN1223, III Diesel Fuel 80069407 NLOCK08 Product #1 Mobil Mobilith SHC 220 Extreme Pressure 3% Moly 6829104275 NLGI 2 Petro-Canada Precision...
  • Page 245 GRT655/655L OPERATOR MANUAL LUBRICATION AND MAINTENANCE Table 6-3: Cold Weather Lubricants [Down to -40°C (-40°F)] Recommended Lubricant Lubricant/Fluid Grove Spec. Type Grade Classification Fleetguard StableGuard™ Urea 32 Premix Diesel Exhaust Fluid (DEF) 80019225 AdBlue® TerraCair Ultrapure® DEF Windshield Washer fluid 90037773 Splash De-icer Diesel Fuel...

  • Page 246: Cylinder Rod Surface Protection

    Boeshield® T-9 Premium Metal Protectant. indicated. Grease non-sealed fittings until grease is seen Manitowoc Crane Care has Boeshield® T-9 Premium Metal extruding from the fitting. One ounce (28 grams) of EP-MPG Protectant available in 12 oz. aerosol cans by ordering part equals one pump on a standard 1 lb (0.45 kg) grease gun.

  • Page 247: Cranelube

    GRT655/655L OPERATOR MANUAL LUBRICATION AND MAINTENANCE CraneLUBE Select the one that applies to your engine to view the registered oils. Grove Crane highly recommends use of CraneLUBE l u b r i c a n ts t o i n c r e a s e y o u r c r a n e ’s r e l i a b i l i t y a n d Safety performance.
  • Page 248 LUBRICATION AND MAINTENANCE GRT655/655L OPERATOR MANUAL Table 6-4: Approved Lubricant Reference Table Lube Specification Lube Specification Lube Specification Ref. Approved Lubricant Down To TO -29˚C Down To -40˚C Down To -9˚C (15˚F) (-20˚F) (-40˚F) Extreme Pressure Multipurpose Grease 6829003477 6829104275 6829104275 Gear Lube (GL-5) 6829014058...

  • Page 249: Drive Train

    GRT655/655L OPERATOR MANUAL LUBRICATION AND MAINTENANCE Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Drive Train Replace filter element Air Filter Figure 6-1 when fault code 5576 or 3341 appears. Replace filter element Air Filter - Tier 3 Figure 6-1 when air restriction indicator is in the red zone.
  • Page 250 LUBRICATION AND MAINTENANCE GRT655/655L OPERATOR MANUAL Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Drive Train (Continued) • Check level every 10 hours or daily. • Through fill pipe Transmission, • Drain, fill, and replace to FULL mark on 29.3 L Torque Figure 6-1...
  • Page 251 GRT655/655L OPERATOR MANUAL LUBRICATION AND MAINTENANCE FRONT 9030-1 TOP VIEW OF CARRIER FIGURE 6-1 Grove 6-13 Published 3-23-2020, Control # 654-04...
  • Page 252 LUBRICATION AND MAINTENANCE GRT655/655L OPERATOR MANUAL FRONT 9030-2 FIGURE 6-2 BOTTOM VIEW OF CARRIER 6-14 Published 3-23-2020, Control # 654-04...
  • Page 253 GRT655/655L OPERATOR MANUAL LUBRICATION AND MAINTENANCE Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Drive Train (Continued) • Refer to Item 5. Change transmission filter • Filter is located on Transmission after first 50 and 100 hours of the outside left Figure 6-3 Filter...
  • Page 254 LUBRICATION AND MAINTENANCE GRT655/655L OPERATOR MANUAL Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Drive Train (Continued) DEF Supply Check filter every 4500 hours Module Filter Figure 6-4 or 3 years (Tier 4) Indicator in cab DEF Tank (Tier 18.9 L Check and fill every 10 hours...

  • Page 255: Steering And Suspension

    GRT655/655L OPERATOR MANUAL LUBRICATION AND MAINTENANCE Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Steering and Suspension Steer Cylinder Until grease Figure 6-5 500 hours or 3 months 8 grease fittings Pivot Pins extrudes Upper and Lower Until grease Figure 6-5 500 hours or 3 months...
  • Page 256 LUBRICATION AND MAINTENANCE GRT655/655L OPERATOR MANUAL Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Steering and Suspension (Continued) Fifth Wheel Until grease Figure 6-6 500 hours or 3 months 2 grease fittings Pivots extrudes 9030-5 FIGURE 6-6 6-18 Published 3-23-2020, Control # 654-04...

  • Page 257: Axles

    GRT655/655L OPERATOR MANUAL LUBRICATION AND MAINTENANCE Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Axles • Check level every 500 hours or 3 months. 28.4 L Differentials Figure 6-7 (30 qt) • Drain and fill every 4000 hours or 2 years.

  • Page 258: Turntable

    LUBRICATION AND MAINTENANCE GRT655/655L OPERATOR MANUAL Lube Point Figure Approved Item Lube Capacity Lube Interval Application Description Lubricant Turntable • Check and fill every 50 hours Fill gearbox to Turntable 5.0 L • Drain and fill after Figure 6-8 markings on Gearbox (5.3 qt) first 250 hours and...

  • Page 259: Cab Tilt

    GRT655/655L OPERATOR MANUAL LUBRICATION AND MAINTENANCE Lube Point Figure Approved Item Lube Capacity Lube Interval Application Description Lubricant Turntable (Continued) Turntable Lock Figure 6-9 Coat pin 500 hours or 6 months Spray on Cab Tilt Until grease Tilt Cylinder extrudes from Figure 6-9 500 hours or 3 months 2 grease fittings...

  • Page 260: Outriggers

    LUBRICATION AND MAINTENANCE GRT655/655L OPERATOR MANUAL Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Outriggers • Brush on Figure 6- Wear Pads 50 hours or 1 week • 16 places Figure 6- Brush on outrigger Outrigger Beams 50 hours or 1 week beam contact points Jack Cylinder...

  • Page 261: Boom

    GRT655/655L OPERATOR MANUAL LUBRICATION AND MAINTENANCE Lube Point Approved Item Figure No. Lube Capacity Lube Interval Application Description Lubricant Boom NOTE: Crane Setup: Machine shall be set up on firm level surface with fully extended outriggers and a 5579 kg (12,300 lb) counterweight installed.
  • Page 262 LUBRICATION AND MAINTENANCE GRT655/655L OPERATOR MANUAL Lube Point Approved Item Figure No. Lube Capacity Lube Interval Application Description Lubricant Boom (Continued) NOTE: Crane Setup: Machine shall be set up on firm level surface with fully extended outriggers and a 5579 kg (12,300 lb) counterweight installed.
  • Page 263 GRT655/655L OPERATOR MANUAL LUBRICATION AND MAINTENANCE FRONT 9030-13 9030-15 9030-14 FIGURE 6-12 Grove 6-25 Published 3-23-2020, Control # 654-04...
  • Page 264 LUBRICATION AND MAINTENANCE GRT655/655L OPERATOR MANUAL Lube Point Approved Item Figure No. Lube Capacity Lube Interval Application Description Lubricant Boom (Continued) NOTE: Crane Setup: Machine shall be set up on firm level surface with fully extended outriggers and 5579 kg (12,300 lb) counterweight installed.
  • Page 265 GRT655/655L OPERATOR MANUAL LUBRICATION AND MAINTENANCE 9030-16 9030-17 FIGURE 6-13 Grove 6-27 Published 3-23-2020, Control # 654-04...

  • Page 266: Hoist

    LUBRICATION AND MAINTENANCE GRT655/655L OPERATOR MANUAL Lube Point Approved Lube Item Figure No. Lube Interval Application Description Lubricant Capacity Hoist • Check and fill every 50 hours or weekly • Drain and fill after first 300 hours, then Oil level must be 8.5 L Main Hoist Figure 6-14...
  • Page 267 GRT655/655L OPERATOR MANUAL LUBRICATION AND MAINTENANCE 9030-18 Hole “A” Hole “A” Hole “B” Hole “B” FRONT FIGURE 6-14 Grove 6-29 Published 3-23-2020, Control # 654-04...

  • Page 268: Hydraulic

    LUBRICATION AND MAINTENANCE GRT655/655L OPERATOR MANUAL Lube Point Approved Lube Item Figure No. Lube Interval Application Description Lubricant Capacity Hydraulic • Use sight gauge on side of tank, with boom fully lowered Hydraulic Tank 469.7 L Check fluid level every and all outrigger Figure 6-15 (124.1 gal)
  • Page 269 GRT655/655L OPERATOR MANUAL LUBRICATION AND MAINTENANCE 9030-19 FIGURE 6-15 Grove 6-31 Published 3-23-2020, Control # 654-04...

  • Page 270: Rust Protection

    LUBRICATION AND MAINTENANCE GRT655/655L OPERATOR MANUAL RUST PROTECTION While crane surfaces that are easily seen have the biggest impact on appearance, particular attention should be given Grove cranes are manufactured to high quality standards, to the undercarriage to minimize harmful effects of corrosion. including the type of paint finish demanded by today's Exercise special care and increase frequency of cleaning if industry.

  • Page 271: Inspection And Repair

    To the extent any damage is structural in nature, • Carwell treatment is available in 16 ounce spray Manitowoc Crane Care must be contacted and consulted bottles from Manitowoc Crane Care (order part number as to what repairs may be required. 8898904099).
  • Page 272 LUBRICATION AND MAINTENANCE GRT655/655L OPERATOR MANUAL 7650-75 Picture may not be same model as your Figure 6-16 machine, it is for reference only. 6-34 Published 3-23-2020, Control # 654-04...
  • Page 273 GRT655/655L OPERATOR MANUAL LUBRICATION AND MAINTENANCE Picture may not be same model as your machine, it is for reference only. Figure 6-17 TABLE 6-1. Rust Inhibitor Application Locations Pivot Shaft O/R Beam Wear Pad Adjustment Hardware Boom Extension Pins, Clips Entire underside of unit Boom Nose Pins, Clips Powertrain Hardware Inside Compartment...
  • Page 274 LUBRICATION AND MAINTENANCE GRT655/655L OPERATOR MANUAL THIS PAGE BLANK 6-36 Published 3-23-2020, Control # 654-04...
  • Page 275 GRT655/655L OPERATOR MANUAL ALPHABETICAL INDEX Accidents ............. 2-2 Anti-Two-Block (A2B) Switch.
  • Page 276 OPERATOR MANUAL GRT655/655L Using the Rated Capacity Limiter Display Module (RDM) ..... . 4-93 Wind Forces ............2-7 Wire Rope Lubrication .

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