Manitowoc Grove RT765E-2 Operator's Manual
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Manitowoc Grove RT765E-2 Operator's Manual

Manitowoc Grove RT765E-2 Operator's Manual

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© 2017 Manitowoc
Published 3-30-2017, Control # 516-04
OPERATOR MANUAL
Supplement
Crane Warm-up Procedures
!
An untrained operator subjects himself and others to death or
serious injury. Do not operate this crane unless:
•
You are trained in the safe operation of this crane.
responsible for qualifying personnel.
•
You read, understand, and follow the safety and operating
recommendations contained in the crane manufacturer's manuals and
load charts, your employer's work rules, and applicable government
regulations.
•
You are sure that all safety signs, guards, and other safety features are
in place and in proper condition.
•
The Operator Manual and Load Chart are in the holder provided on
crane.
DANGER
Manitowoc is not

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  • Page 1 An untrained operator subjects himself and others to death or serious injury. Do not operate this crane unless: • You are trained in the safe operation of this crane. Manitowoc is not responsible for qualifying personnel. • You read, understand, and follow the safety and operating recommendations contained in the crane manufacturer’s manuals and...
  • Page 2 SECTION CONTENTS Crane Warm-up Procedures......... . . 1 Engine.
  • Page 3 Lubrication section of your crane’s Operator Manual, operating temperature. by contacting your local Manitowoc distributor, or by contacting Manitowoc Crane Care directly). NOTE: Warm-up operation of 4-wheel drive transmission engaged in 2-wheel drive only could cause transmission damage.
  • Page 4 Rotate the superstructure at a speed of less than one- and engine immediately and contact a Manitowoc half RPM for at least two complete revolutions in one distributor.
  • Page 5 Grove RT765E-2 Operator Manual...
  • Page 7 DANGER An untrained operator subjects himself and others to death or serious injury. Do not operate this crane unless: Manitowoc is not • You are trained in the safe operation of this crane. responsible for qualifying personnel.
  • Page 8 CALIFORNIA PROPOSITION 65 WARNING Diesel engine exhaust and some of its constituents are known to the State of California to cause cancer, birth defects, and other reproductive harm. CALIFORNIA PROPOSITION 65 WARNING Battery posts, terminals, and related accessories contain chemical lead and lead compounds, chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.

  • Page 9: Table Of Contents

    RT765E-2 TABLE OF CONTENTS TABLE OF CONTENTS See end of this manual for Alphabetical Index SECTION 1 ........Introduction General .
  • Page 10 TABLE OF CONTENTS RT765E-2 Electrocution Hazard Devices ........2-11 Electrical Contact.
  • Page 11 RT765E-2 TABLE OF CONTENTS Overhead Control Panel ..........3-5 Heater/Air Conditioner Fan Switch .
  • Page 12 TABLE OF CONTENTS RT765E-2 Seat Frame Slide Lever ..........3-14 Armrest Adjustment .
  • Page 13 RT765E-2 TABLE OF CONTENTS SECTION 4 ......Set-Up and Installation General ............. . 4-1 Accessing the Hoist area (Fixed counterweight units only) .

  • Page 14: Section 1

    TABLE OF CONTENTS RT765E-2 SECTION 1........Alphabetical Index THIS PAGE BLANK TOC-6...

  • Page 15: Customer Support

    If you are the new owner of a Grove crane, please register it provides motive power through a six speed forward and with Manitowoc Crane Care so we have the ability to contact reverse transmission. Hydraulic, double box, sliding beam you if the need arises.

  • Page 16: Vibration Level Test Results

    89/392/EEC Community Legislation on Machinery per Whenever contacting your local Grove distributor or standard ISO 2631/1 - Evaluation of Human Exposure to Manitowoc Crane Care have the serial number of the crane Work Body Vibration, ISO 5349 - Guidelines for the available.
  • Page 17 RT765E-2 OPERATOR MANUAL INTRODUCTION 7671-1 FIGURE 1-2 7671-2 FIGURE 1-2 continued Item Description Item Description Air Conditioning Components Boom Nose Sheaves Windshield Washer Fluid Container Boom Hoist Access Platform (Fixed Counterweight Units Only) Work Lights Main Hoist GROVE Published 9-04-2014, Control # 364-10...
  • Page 18 INTRODUCTION RT765E-2 OPERATOR MANUAL Item Description Item Description Auxiliary Hoist Hydraulic Valves and Swing Motor Cover Counterweight Swingaway Extension Muffler Auxiliary Boom Nose Outrigger Jack Cylinder Boom Extension Battery Outrigger Floats Fuel Tank (Tier 4 engines require Low Sulphur Fuel only!) Lift Cylinder Crane Steps Front Axle...

  • Page 19: Crane Dimensions

    RT765E-2 OPERATOR MANUAL INTRODUCTION CRANE DIMENSIONS For overall dimensions of the crane, refer to Figure 1-3. 13607 mm (44 ft 7.7 in) 5562 mm 8045 mm (218.97 in) (316.75 in) 3603 mm (11 ft 10 in 3334 mm (131.25 in) FIGURE 1-3 GROVE Published 9-04-2014, Control # 364-10...

  • Page 20: List Of Specifications

    INTRODUCTION RT765E-2 OPERATOR MANUAL LIST OF SPECIFICATIONS Engine Cummins QSB 6.7 General Type ... . .4 cycle, Diesel, Turbocharged Model ..... RT765E-2 Series Number of Cylinders .

  • Page 21: Hoists

    RT765E-2 OPERATOR MANUAL INTRODUCTION Pump #3 Max. Single Line Speed ..500 fpm (153 m/min) Type ....... . .Gear Sections .
  • Page 22 INTRODUCTION RT765E-2 OPERATOR MANUAL THIS PAGE BLANK Published 9-04-2014, Control # 364-10...

  • Page 23: Section 2

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION SECTION 2 SAFETY INFORMATION SECTION CONTENTS Safety Messages......2-1 Maintenance.

  • Page 24: General

    ACCIDENTS Following any accident or damage to equipment, the WARNING Manitowoc dealer must be immediately advised of the Identifies hazards that may result in death or serious incident and consulted on necessary inspections and injury if the message is ignored.

  • Page 25: Operator Qualifications

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION No personnel shall be allowed to climb onto the crane or Refer to the Parts Manual for this crane for the locations of all enter the crane cab or operator’s station unless performance safety decals. of their duties require them to do so, and then only with You must be familiar with the regulations and standards knowledge of the operator or other qualified person.

  • Page 26: Operational Aids

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

  • Page 27: Working Area Limiter (If Equipped)

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Two-blocking is more likely to occur when both the main and intended to assist the operator in preventing dangerous two- auxiliary hoist lines are reeved over the main boom nose and block conditions. It is not a replacement for operator awareness and competence.

  • Page 28: Load Charts

    SAFETY INFORMATION RT765E-2 OPERATOR MANUAL outriggers must also be pinned when operating from the mid- extend position. Use adequate cribbing under outrigger floats to distribute weight over a greater area. Check frequently for settling. Read and follow the following safety decal for cranes with center front stabilizers.

  • Page 29: Lifting Operations

    SAFETY INFORMATION upon the direction from which the wind is blowing (e.g., wind a loss of control in handling the load. Manitowoc on the rear of the boom can result in decreased forward recommends that, if the wind speed (velocity) is between...

  • Page 30: Counterweight

    The crane is improperly operated. reached instability. The “balance point” for stability testing according to SAE and Manitowoc criteria is a condition of Do not rely on the crane’s tipping to determine your lifting loading wherein the load moment acting to overturn the capacity.

  • Page 31: Pile Driving And Extracting

    • All hoist hooks shall be equipped with a positive locking It is not the intention of Manitowoc to recommend specific latch. types or makes of pile driving and pile extraction equipment, but rather to advise of the operational requirements to help...
  • Page 32 Electrocution Hazard! Manitowoc cranes are not equipped with all features Electrocution can occur even without direct contact with the required to operate within OSHA 29CFR1926.1408, Table crane.

  • Page 33: Set-Up And Operation

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Set-Up and Operation not assure that electrical contact will not occur. Even if codes or regulations require the use of such devices, failure to During crane use, assume that every line is energized (“hot” follow the rules listed here may result in serious injury or or “live”) and take the necessary precautions.

  • Page 34: Electrical Contact

    If taglines are used, they must be non-conductive. 29CFRI926.1431 for Construction. • Every precaution must be taken to dissipate induced Use of a Manitowoc crane to handle personnel is acceptable voltages. Consult a qualified RF (radio frequency) provided: 2-12 Published 9-04-2014, Control # 364-10...

  • Page 35: Environmental Protection

    Manitowoc reminds crane owners to ensure that all safety requirements of applicable national, state and local decals are in place and legible. Manitowoc continues to urge regulations and safety codes are met. crane owners to upgrade their cranes with rated capacity limiter and control lever lockout systems for all lifting •...

  • Page 36: Service And Repairs

    • Stop the engine and disconnect the battery. affects its original design and is not authorized and approved by Manitowoc is strictly prohibited. All replacement parts • Controls should be properly tagged. Never operate the must be Manitowoc approved. Such action invalidates all...

  • Page 37: Lubrication

    The nominal strength of a wire rope Wire Rope should never be used as its working load. Use only the wire rope specified by Manitowoc as indicated • Each type of fitting attached to a wire rope has a specific on the crane’s Load Chart.

  • Page 38: Sheaves

    SAFETY INFORMATION RT765E-2 OPERATOR MANUAL • Never “shock load” a wire rope. A sudden application of Evidence of abuse or contact with another object. force or load can cause both visible external and internal Heat damage. damage. There is no practical way to estimate the force applied by shock loading a rope.

  • Page 39: Batteries

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Ensure sheaves carrying ropes that can be momentarily • If applicable, maintain battery electrolyte at the proper unloaded are equipped with close fitting guards or other level. Check the electrolyte with a flashlight. devices to guide the rope back into the groove when the load •...

  • Page 40: Travel Operation

    SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Stunt driving and horse-play are strictly prohibited. Never allow anyone to hitch a ride or get on or off a moving crane. Follow the instructions in this manual when preparing the crane for travel. If using a boom dolly/trailer, thoroughly read and understand all the steps and safety precautions in this manual for setup and travel.

  • Page 41: Work Practices

    Operator Manual when extending or retracting the system that have not been evaluated and approved by outriggers. Death or serious injury could result from improper Manitowoc Crane Care. crane set up on outriggers. Do not step on surfaces on the crane that are not approved Be familiar with surface conditions and the presence of or suitable for walking and working.

  • Page 42: Lifting

    SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Sparks from the crane’s electrical system and/or engine exhaust can cause an explosion. Do not operate this crane in an area with flammable dust or vapors, unless good ventilation has removed the hazard. Carbon monoxide fumes from the engine exhaust can cause suffocation in an enclosed area.

  • Page 43: Hand Signals

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Check the hoist brake by raising the load a few inches, If the boom should contact an object, stop immediately and stopping the hoist and holding the load. Be sure the hoist inspect the boom. Remove the crane from service if the boom is damaged.
  • Page 44 SAFETY INFORMATION RT765E-2 OPERATOR MANUAL 2-22 Published 9-04-2014, Control # 364-10...

  • Page 45: Boom Extension

    However, Manitowoc recognizes that certain jobsite conditions may not permit the If applicable to your crane, frequently check all air tanks for boom and boom extension of a crane to be fully lowered to water in freezing weather.

  • Page 46: Temperature Effects On Hook Blocks

    SAFETY INFORMATION RT765E-2 OPERATOR MANUAL If applicable to your crane, always handle propane tanks extended 7.6 m (25 ft) in which the oil cools 15.5°C (60°F) according to the supplier’s instructions. would retract approximately 196 mm (7 3/4 in) [see Table 2- 2].

  • Page 47: Model Specific Information

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Table 2-2: 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 48: Overload Inspection

    • Perform the inspections outlined in this publication for overloads up to 50%. • Stop operating the crane and contact Manitowoc Crane Care immediately for overloads of 50% and higher. NOTE: If your crane is equipped with CraneSTAR, an overload warning will be posted to the web site for review by the crane owner.

  • Page 49: Boom Inspection

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Boom Inspection 9, 10 3, 4 9, 10 Grove 2-27 Published 9-04-2014, Control # 364-10...
  • Page 50 SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Overload less than 25% Sheaves Inspect all for damage. Luffing Mechanism/ Inspect for damage/leaks. Cylinder Collar-wear Inspect all for damage. pads Overload from 25% to 49% Sheaves Inspect all for damage. Luffing Mechanism/ Inspect for damage/leaks. Cylinder Collar-wear Inspect all for damage.

  • Page 51: Superstructure Inspection

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Superstructure Inspection 9, 10 Grove 2-29 Published 9-04-2014, Control # 364-10...
  • Page 52 SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Overload less than 25% Lift Cylinder Inspect for leaking. Turntable See topic in Swing section of Check bolts for proper torque. Bearing Service Manual. See topic in Introduction section Wire Rope Inspect all for damage. of Service Manual.

  • Page 53: Carrier Inspection

    RT765E-2 OPERATOR MANUAL SAFETY INFORMATION Carrier Inspection 5, 6 Overload less than 25% Jack Cylinders Inspect for leaking. Outrigger Inspect for deformation and cracked welds. Pads Overload from 25% to 49% Jack Cylinders Inspect for leaking. Outrigger Inspect for deformation and cracked welds. Pads Grove 2-31...
  • Page 54 SAFETY INFORMATION RT765E-2 OPERATOR MANUAL Outrigger Inspect for deformation and cracked welds. Beams Outrigger Inspect for deformation and cracked welds. Boxes Welds Inspect for cracks. Inspect for cracked paint which could indicate twisted, Paint stretched, or compressed members. 2-32 Published 9-04-2014, Control # 364-10...
  • Page 55 RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES SECTION 3 OPERATING CONTROLS AND PROCEDURES SECTION CONTENTS Controls and Indicators ..... 3-2 Engine Warning .

  • Page 56: Controls And Indicators

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL Side Control Panel ......3-15 Miscellaneous Controls and Indicators ..3-18 Rated Capacity Limiter (RCL) and Work Area Fuse Panel .

  • Page 57: Turn Signal Lever And Windshield Wiper/Washer/Headlight /Horn Controls

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES motor off and automatically returns the wiper to the parked position. Pushing the small button on the end of the lever sounds the horn. Steering Column Tilt Lever The steering control column can be rotated forward approximately 30°...

  • Page 58: Ignition Switch

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL Test Mode Switch The Transmission Shift Lever (10) (Figure 3-2) is located on the right side of the steering column. The control lever The Test Mode Switch (7) (Figure 3-2) is used when operates the transmission selector valve electrically.

  • Page 59: Skylight Sunscreen

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES Skylight Sunscreen Heater/Air Conditioner Fan Switch The Skylight Sunscreen (3, Figure 3-3) is used to diminish The Heater/Air Conditioner Fan Switch (1) (Figure 3-4) con- direct sunlight. The sunscreen is self retracting and can be trols the cab fan’s speed.

  • Page 60: Dpf Regeneration Switch (Tier 4 Engines Only)

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL switch in the OFF position, operation of the high speed hoist With the engine idling push the DPF Regen Switch (9) to is also prevented. initiate regeneration. Within 5 seconds the engine should rev up to 1000 to 1400 DPF Regeneration Switch (Tier 4 Engines rpm.

  • Page 61: Steering Column Indicator And Gauge Display

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES STEERING COLUMN INDICATOR AND GAUGE DISPLAY As a system check, the indicators will come on for two seconds when the Ignition Switch is turned to the RUN position. FIGURE 3-6 Figure 3-6 Item Numbers Item Description Item...

  • Page 62: Swing Brake Engaged

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL Transmission Warning Item Description The Transmission Warning Indicator (6) (Figure 3-6) is Battery Charge Indicator located in the steering column gauge display. It illuminates Voltmeter red during high transmission oil temperature conditions. A Tachometer warning buzzer will also sound.

  • Page 63: Lcd Display

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES LCD Display If this indicator light illuminates, note the fault code and see Engine Operator Manual. The LCD Display(12) (Figure 3-6) is located in the steering The Engine Warning Indicator may also illuminate with the column gauge display.

  • Page 64: Right Turn Signal Indicator

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL Right Turn Signal Indicator amber for a period of time when the ignition switch is in the ON position. The engine should not be cranked until the The Right Turn Signal Indicator (16) (Figure 3-6) is located in Wait-To-Start light turns off.

  • Page 65: Low Fuel Level

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES Low Fuel Level on to indicate the batteries are being drained and not being charged. The Low Fuel Level Indicator (27) (Figure 3-6) illuminates when the fuel level in the tank is nearing empty (15%). When Voltmeter this indicator comes on fuel should be added to the fuel tank The Voltmeter (battery gauge) (29) (Figure 3-6) is located in...

  • Page 66: Control Seat Assembly (Single Axis)

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL CONTROL SEAT ASSEMBLY (SINGLE AXIS) 7649-4 FIGURE 3-8 Figure 3-8 Item Numbers Main Hoist Control (Single Axis Option) Item Description The Main Hoist Control (1) (Figure 3-8) is located on the right armrest. The joystick, when placed forward, lowers the Main Hoist Control, Raise/ Lower cable.

  • Page 67: Telescope Or Auxiliary Hoist Control (Single Axis Option)

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES main hoist functions and de-energizes the Main Hoist High functions when the crane is not equipped with an auxiliary Speed Solenoid, resulting in low line speeds. hoist. When equipped with an auxiliary hoist, the lever controls swing and auxiliary hoist functions and telescope Telescope or Auxiliary Hoist Control (Single functions are controlled through a foot pedal.

  • Page 68: Axle Differential Lock Control Switch (Optional)

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL Axle Differential Lock Control Switch Armrest Adjustment (Optional) The Armrest and armrest controls can be adjusted using adjustment knob (15) (Figure 3-8). Loosen the knob and NOTE: The differential lock will only work when the crane rotate the entire armrest to the desire position, retighten the is in the 4WD mode.

  • Page 69: Side Control Panel

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES SIDE CONTROL PANEL Rated Capacity Limiter (RCL) and Work Area Definition System Control Panel The RCL and Work Area Definition System Control Panel (1) (Figure 3-9) is located on the right side of the cab. It maintains the controls and indicators for the crane’s Rated Capacity Limiter (RCL) System and Work Area Definition System.

  • Page 70: 12V Receptacle

    If the buzzer sounds and the indicator illuminates, the appropriate service software are required. Contact your local operator should immediately telescope out slightly to Grove distributor or Manitowoc Crane Care for assistance. manually charge the telescope cylinders, stop operation, then have the system repaired as necessary.

  • Page 71: Outrigger Control

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES OUTRIGGER CONTROL conjunction with the Outrigger Selector Switches (2,3,4,5 Figure 3-10) to control the outrigger functions. Outrigger Selector Switches There are four Outrigger Selector Switches (2,3,4,5 Figure 3-10) on the Outrigger Control Box. To extend or retract an outrigger component, first select the component with the Outrigger Selector Switch (2,3,4,5), then select extend or retract with the Extend/Retract Switch (6,7...

  • Page 72: Telescope Control Foot Pedal (Optional)

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL actuate the swing brake to slow or stop swing motion. • after the engine is started until the proper hydraulic oil Braking is proportional to pedal depression. With the pedal pressure is reached n o t d e p r e s s e d a n d t h e s w i n g b r a k e c o n t r o l v a l v e •...

  • Page 73: Rated Capacity Limiter (Rcl) Emergency Override Switch And Indicator (Ce Certified Cranes)

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES craning functions (boom down, telescope extend, and hoist up) should an overload or two-block condition occur. Overriding the RCL with this switch should only be done in the case of an emergency or when servicing the boom. The indicator in the override switch will illuminate red and the RCL and A2B override indicators on the RCL display will flash to indicate the switch has been activated.

  • Page 74: Emergency Exit

    Standard as referenced by Federal Government Agencies damage, loose equipment, leaks, or other conditions that and as recommended by Manitowoc. All wire rope will would require immediate correction for safety of operation. eventually deteriorate to a point where it is no longer usable.

  • Page 75: Cold Weather Operation

    Shock loading shall be avoided. See Manitowoc recommends the crane is equipped with the Section 5 of this manual for more detailed information on following cold weather accessories: operation of cranes down to -40°C (-40°F).
  • Page 76 This can be done by installing an air pressure heater, swivel, battery heater, in-line fuel pump, in-line fuel sensor kit (Manitowoc part number 90037674). Contact an heater, and hydraulic reservoir heater are heating properly. authorized Manitowoc distributor or Manitowoc Crane Care for additional assistance.

  • Page 77: Crane Warm-Up Procedures

    Lubrication section Performing a warm-up procedure is recommended at every of your crane’s Operator Manual, by contacting your local startup and is required at ambient temperatures below 4°C Manitowoc distributor, or by contacting Manitowoc Crane (40°F). Care directly). Warm-up Procedures:...

  • Page 78: Axles

    Diesel fuel should crane’s hydraulic pumps or motors, stop the operation have a cloud point of 6°C (10°F) less than the lowest and engine immediately and contact a Manitowoc expected temperature. In case of emergency, white distributor.
  • Page 79 RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES Warm Engine The engine is equipped with an electric air heater grid at the air inlet elbow to aid in cold starting and reduce white smoke NOTE: The engine ECM monitors the engine and, under at start-up.

  • Page 80: Transporting The Crane

    OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL Racing the Engine Although RT machines are specifically designed for rough terrain, the operator should be extremely cautious and aware NEVER race the engine during the warm-up period. NEVER of the terrain in which he is operating. operate the engine beyond governed speed (as might occur in downhill operation or downshifting).
  • Page 81 • Tow or pull on open ground when possible. ensure that all persons operating or working with the affected models are in compliance with The Manitowoc Company, • Connect to the optional pintle hook (if equipped) or Inc. recommendations. The operator of the crane assumes...
  • Page 82 Conduct all travel with the assistance of a ground person to warn the operator of any changing conditions in the Manitowoc recommends connecting to a pintle hook (if terrain being traversed. equipped) or evenly attaching to the tie-down lugs when being towed by another vehicle.,...
  • Page 83 • Avoid holes, rocks, extremely soft surfaces and any criteria defined in the above guidelines contact the The other obstacles that might subject the crane to undue Manitowoc Company, Inc. for further guidance. stresses and possible overturn. • Ensure adequate...
  • Page 84 OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL • Do not exceed a speed of 2.5 mph (4 km/h). Traveling — Forward • Ensure main counterweight is installed. CAUTION • Position the boom over the front of the crane. Machine Damage Hazard! •...
  • Page 85 RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES Crabbing Crabbing is accomplished with the steering wheel and the CAUTION Rear Steer Control Switch. Depending upon which direction Possible Machine Damage! the operator wishes to travel (crab), the steering wheel is Do not downshift to a lower gear if the road speed is turned in the same direction as the Rear Steer Control greater than the maximum speed of the lower gear.
  • Page 86 OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL NOTE: If the Drive Axle Selector Switch is positioned to Lock the differentials by pressing and holding the Axle four-wheel low and the Service Brake Foot Pedal is Differential Control Switch in the lock position; not depressed and the Transmission Shift Lever is disengage the function by releasing the switch.

  • Page 87: General Crane Operation

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES Proceed over the poor road condition cautiously. working properly, the crane will not re-level itself. If the rear axle does not lock or unlock properly, evaluate the When the adverse condition has passed, disengage the lockout system and repair as necessary.
  • Page 88 OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL A boom extension capacity chart and notes are included to list the capacities for the extension length, load radius, and boom angle. Another section contains the notes for lifting capacities. Be sure to read and understand all the notes concerning lifting capacities.
  • Page 89 RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES Crane Functions extended), depress the desired Stabilizer Switch on the Outrigger Selector Panel and hold the Outrigger Setting the Outriggers Extension/Retraction Switch EXTEND. appropriate jack cylinder begins to move. Engage the Parking Brake. Extend each jack cylinder, positioning the float as NOTE: The Parking Brake must be engaged to enable...
  • Page 90 OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL If the crane is setup on outriggers and “On Outriggers” is Slowly extend or retract the outrigger beam, allowing the chosen when programming the RCL (Figure 3-17), then the locking pin to drop into the hole in the top of the outrigger OMS indicates to the RCL the horizontal position of each of beam, engaging the outrigger beam at the desired the four outrigger beams.
  • Page 91 RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES Swinging the Boom Lowering the Boom WARNING WARNING Crushing Hazard! Crushing and/or Tipping Hazard! Death or serious injury could result from being crushed by Keep the area beneath the boom clear of all obstructions moving machinery.
  • Page 92 OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL Retracting the Boom Operational Aids WARNING WARNING Unexpected Operation Hazard! Crushing Hazard! Electronic equipment on this crane is intended as an aid When retracting the boom, the load will lower unless the to the operator. Under no condition should it be relied hoist cable is taken in at the same time upon to replace the use of capacity charts and operating instructions.

  • Page 93: Stowing And Parking

    RT765E-2 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES Put all operating controls in the neutral position. Position the Crane Function switch to OFF. WARNING 10. Shut down the engine following the proper procedures Risk of Unexpected Operation! specified in this Handbook and the applicable Engine manual.
  • Page 94 OPERATING CONTROLS AND PROCEDURES RT765E-2 OPERATOR MANUAL The configuration in which the crane should be left while individual familiar with the job site, configuration, conditions, unattended shall be determined by a qualified, designated and limitations. THIS PAGE BLANK 3-40 Published 9-04-2014, Control # 364-10...

  • Page 95: General

    RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION SECTION 4 SET-UP AND INSTALLATION SECTION CONTENTS General ........4-1 Erecting .

  • Page 96: Working Position

    SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL Working Position Place the hoist access platform hand rail (1) (Figure 4-2) and step (2) (Fixed counterweight units only) into the working position: Pull out on the step locking pin (1) (Figure 4-2), slide the step (2) out to the working position and release the locking pin into the locking hole.

  • Page 97: Boom Cable Reeving

    If there are any questions, contact your local Manitowoc Distributor or Manitowoc Crane Care Live End Do not mix components from different manufacturers. The selection, installation and use of a wedge socket assembly...
  • Page 98 SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL Make sure the live-loaded side (Figure 4-6) of the rope is When using method A, place a wire rope clip around the directly in line with the ears of the socket and the dead end by clamping a short extra piece of rope to the rope direction of pull to which the rope will be subjected.
  • Page 99 RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION Specialty Clip Specialty Wedge FIGURE 4-7 Grove Published 9-04-2014, Control # 364-10...
  • Page 100 SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL Upper Boom To Hoist Nose Sheaves Bottom Boom Nose Sheaves Ball To Hoist SINGLE PART LINE TO HOIST 0° OFFSET 6415-1 Ball To Hoist To Hoist 25° OFFSET 6415-2 45° OFFSET 6415-3 SINGLE PART LINE USING BOOM EXTENSION FIGURE 4-8 Published 9-04-2014, Control # 364-10...
  • Page 101 RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION Upper Boom Nose Sheaves To Main Hoist To Aux Hoist Bottom Boom Nose Sheaves Aux Nose Boom Nose Dead End To Main Hoist Upper Boom Nose Sheaves Ball Hookblock To Aux Hoist Sheaves FOUR PARTS LINE Bottom Boom Nose Sheaves Aux.
  • Page 102 SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL Upper Boom Nose Sheaves To Main Hoist To Aux. Hoist Bottom Boom Nose Sheaves Aux. Nose Upper Boom Nose Sheaves To Main Hoist Ball Boom Nose Dead End To Aux. Hoist Hookblock Sheaves FOUR PARTS LINE Bottom Boom Nose Sheaves Boom Nose...
  • Page 103 RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION Upper Boom Nose Sheaves To Main Hoist Bottom Boom Nose Sheaves Boom Nose Dead End Hookblock Sheaves EIGHT PARTS LINE Upper Boom Nose Sheaves To Main Hoist Bottom Boom Nose Sheaves Hookblock Hookblock Dead End Sheaves TEN PARTS LINE 5 SHEAVE HOOKBLOCK...

  • Page 104: Erecting And Stowing The Bi-Fold Boom Extension

    SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL ERECTING AND STOWING THE BI-FOLD BOOM EXTENSION DANGER Before attempting to erect or stow the boom extension; read and strictly adhere to all danger decals installed on the boom/boom nose, boom extension, and stowage brackets.
  • Page 105 RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION 6056 FIGURE 4-10 Item Description Item Description Base To Fly Attachment Pins Mast Assembly Boom Extension Base Section Boom Nose To Boom Extension Attachment Anchor Fittings Boom Extension Fly Section Boom Nose To Boom Extension Attachment Fly Rear Stowage Bracket Pins Stinger Section Front Stowage Bracket...
  • Page 106 SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL 6160 Item Description Boom Extension Base Section Adjusting Bolt Upper Hanger Main Hanger Lower Support Lock Hitch Pin DETAIL A 6058 Adapter Item Description Boom Extension Fly Section Adjusting Bolt Adjusting Bolts Front Mount Hanger DETAIL B 6058...
  • Page 107 RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION Item Description Boom Extension Base Section Boom Extension Fly Section Shock Wear Pad and Shim Ramp Wear Pad and Shim DETAIL C Item Description Boom Extension Base Section Boom Extension Fly Section Fly Attachment Pin and Hitch Pin Adjusting Bolts Pin Stowage Lug Upper Support...
  • Page 108 SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL Item Description Boom Extension Base Section Boom Extension Fly Section Fly Sheave Cable Retainer Pins Latch Hook Spring Latch Bar DETAIL E Item Description Boom Nose Upper Sheaves Mast Assembly Offset Links Offset Pivot Points Offset Link Pins Stowage Lugs Mast Assembly Pin...
  • Page 109 RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION WORKING POSITION 5, 6 Item Description Pusher Bar Collar Clamp Adjustment Bar Push Bar Assembly 5, 6 Hitch Pin Clip Pin 6658-2 STOWED POSITION FIGURE 4-10 continued the push bar assembly out to the working position and secure it in place with the hitch pin and clip pin.
  • Page 110 SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL DANGER Do not modify the attach points to permit the installation of the attach pins. 18. Install the attachment pin into the upper anchor and attachment fitting on the left side of the boom nose. Install retainer clip in attachment pin.

  • Page 111: Stowing The Swing-Away Boom Extension

    RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION Install the attachment pin into the anchor and attachment fittings on the left side of the base section. Lower the boom and remove the rope from the tip of the extension. NOTE: Refer to Setting the Folding Swingaway Offset, page 4-19 in to obtain a 25 or 45 degree offset with the swingaway.
  • Page 112 SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL DANGER DANGER When stowing the extension fly, ensure that all personnel During disengagement of the stop block, extend the boom and equipment are kept clear of the swing path. only enough to free the block. Extending the boom too far will cause the base extension to slide off the guide ramps and allow the extension to swing.

  • Page 113: Erecting And Stowing The Bi-Fold Boom Extension With The 20 Ft (6.1 M) Insert

    RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION 23. Ensure the pin attaching the fly section to the boom base b. Remove the offset link clip pins and attach pins section stowage bracket (Figure 4-10), (Detail D) is in securing the offset links in the lesser degree offset position.
  • Page 114 SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL 6055 FIGURE 4-18 Item Description Item Description Boom Nose Upper Sheaves Boom Nose Lower Sheaves Cable Roller Boom Extension Attachment Pins Insert Attachment Pins Bi-Fold Extension Attachment Pins Stowage Lugs Insert Attachment Pins Stowage Lugs Offset Link Pins 20 ft (6.1 m) Insert Zero Degree Offset Holes...

  • Page 115: Stowing

    RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION If extended, fully retract all the boom sections and lower and anchor fittings on both sides of the boom nose. the boom to minimum elevation to permit ease of Install the retainer clips. installation of pins and access to the boom nose. NOTE: The auxiliary boom nose (rooster sheave) does not CAUTION...

  • Page 116: Fixed Counterweight

    SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL FIXED COUNTERWEIGHT turn it so its roll pin disengages from the related catch on the counterweight. Description Lower counterweight enough clear superstructure. Remove the counterweight from the The fixed counterweight assembly (Figure 4-19) is pinned to crane and replace the retainer pins in mounting lugs.
  • Page 117 RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION 7064-2 FIGURE 4-19 Item Description Item Description Fixed Counterweight Locknut Pin Assembly Capscrew Capscrew Flatwasher Counterweight Plate Locknut Flatwasher Turntable Grove 4-23 Published 9-04-2014, Control # 364-10...

  • Page 118: Removable Counterweight (Optional)

    SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL REMOVABLE COUNTERWEIGHT Using the counterweight removal control valve switches, slowly lower the counterweight onto the carrier stowage (OPTIONAL) area. Remove the attach pins from the counterweight lugs and cylinder ends. Raise the cylinders and stow the attach DANGER pins in cylinder and insert retainer clip pins.
  • Page 119 RT765E-2 OPERATOR MANUAL SET-UP AND INSTALLATION 6 (4 places) 6670 FIGURE 4-21 Item Description Valve Control Levers Removal Cylinders Cylinder Attach Pins Counterweight Attach Pins 6740 kg (14,860 lb) Counterweight Leveling Bolts Leveling Bolts (4 places) FIGURE 4-22 Counterweight Lifting Lugs (4 places) The crane is now ready for operation with the counterweight installed.
  • Page 120 SET-UP AND INSTALLATION RT765E-2 OPERATOR MANUAL THIS PAGE BLANK 4-26 Published 9-04-2014, Control # 364-10...

  • Page 121: Section 5

    NOTE: All fluids and lubricants may be purchased by Potentially harmful waste used in Manitowoc cranes includes contacting an authorized Manitowoc distributor or — but is not limited to — oil, fuel, grease, coolant, air Manitowoc Crane Care Parts Department.

  • Page 122: Standard Lubricants

    -9°C (15°F). Refer to TABLE 5-1: for a list of the Standard lubricants are used on all Manitowoc cranes unless recommended standard lubricants. the crane is ordered with a cold weather package. These TABLE 5-1: Standard Lubricants [Down to -9°C (15°F)]...

  • Page 123: Arctic Lubricants And Conditions

    Arctic fuel bands. Therefore, always check with an authorized Manitowoc distributor or Manitowoc Crane Care if in doubt of -40°C (-40°F) Package the suitability of a specific fluid or lubricant.
  • Page 124 LUBRICATION RT765E-2 OPERATOR MANUAL TABLE 5-2: Cold Weather Lubricants [Down to -29°C (-20°F)] Recommended Lubricant Lubricant/Fluid Grove Spec. Type Grade Classification Axle Gear Oil Petro-Canada Traxon E Syn- thetic CITGO, Syntetic Gear Lube Eaton, Roadranger EP 6829014058 75W-90 Mobil, Mobilube SCH Shell, Spirax S Sunoco Duragear EP Tier 3/Tier 4 Engine Oil...
  • Page 125 RT765E-2 OPERATOR MANUAL LUBRICATION TABLE 5-3: Cold Weather Lubricants [Down to -40°C (-40°F)] Recommended Lubricant Lubricant/Fluid Grove Spec. Type Grade Classification Axle Gear Oil Petro-Canada Traxon E Syn- thetic CITGO, Syntetic Gear Lube Eaton, Roadranger EP 6829014058 75W-90 Mobil, Mobilube SCH Shell, Spirax S Sunoco Duragear EP CJ-4...

  • Page 126: Surface Protection For Cylinder Rods

    An Anti-Seize compound may be used if protected using Boeshield® T-9 Premium Metal Protectant. rust has not formed, otherwise the component must be Manitowoc Crane Care has Boeshield® T-9 Premium Metal cleaned first. Protectant available in 12 oz. aerosol cans by ordering part number 9999101803 through the Parts Department.

  • Page 127: Steering And Suspension

    RT765E-2 OPERATOR MANUAL LUBRICATION Steering and Suspension Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity EP-MPG Extreme Until Steer Cylinder Pressure Figure 5-1 grease 500 hours or 3 months 8 grease fittings Pivot Pins Multipurpose extrudes Grease 6829003477 EP-MPG...
  • Page 128 LUBRICATION RT765E-2 OPERATOR MANUAL 7114-17 7114-20 7671-1 7114-10 FIGURE 5-1 Published 9-04-2014, Control # 364-10...

  • Page 129: Axles

    RT765E-2 OPERATOR MANUAL LUBRICATION Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Axles • Check level every GL-5 500 hours or 3 Extended Fill to bottom of hole months 48 pt Differentials Figure 5-2 Service Interval in housing on the (22.7 l) •...
  • Page 130 LUBRICATION RT765E-2 OPERATOR MANUAL 7671-1 7114-17 7114-9 FIGURE 5-2 5-10 Published 9-04-2014, Control # 364-10...

  • Page 131: Drive Train

    RT765E-2 OPERATOR MANUAL LUBRICATION Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Drive Train EO-15W/40 • Through fill cap to Engine Oil • Check level every 10 FULL mark on a. Engine SAE 15W-40 hours or daily dipstick 20 qt Crankcase...
  • Page 132 LUBRICATION RT765E-2 OPERATOR MANUAL 7649-27 7649-26 7114-23 Other Side 7671-1 Other Side 7114-10 7649-25 7795 Fill Location FIGURE 5-3 5-12 Published 9-04-2014, Control # 364-10...

  • Page 133: Drive Train (Continued)

    RT765E-2 OPERATOR MANUAL LUBRICATION Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Drive Train (continued) • Replace primary filter element when indicator shows red (25 in of H Air Cleaner Replace secondary Filters filter every third time Right hand side of Figure 5-4 primary filter is...
  • Page 134 LUBRICATION RT765E-2 OPERATOR MANUAL 7649-15 7114-11 Other Side 7649-18 7114-10 7649-28 7795 FIGURE 5-4 5-14 Published 9-04-2014, Control # 364-10...

  • Page 135: Turntable

    RT765E-2 OPERATOR MANUAL LUBRICATION Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Turntable • Check and fill every AGMA No. 4 50 hours Extreme Turntable Gear 5.25 qt Fill to max level on • Drain and fill after Figure 5-5 Pressure Gear (4.9 l)
  • Page 136 LUBRICATION RT765E-2 OPERATOR MANUAL 7114-25 7114-24 7671-2 7649-21 7649-19 FIGURE 5-5 5-16 Published 9-04-2014, Control # 364-10...

  • Page 137: Outriggers

    RT765E-2 OPERATOR MANUAL LUBRICATION Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Outriggers EP-MPG Extreme Brush lubricant on Pressure Outrigger Beams Figure 5-6 50 hours or 1 week bottom of outrigger Multipurpose beams Grease 6829003477 Brush lubricant on EP-MPG ID of jack cylinder Extreme...
  • Page 138 LUBRICATION RT765E-2 OPERATOR MANUAL 7671-1 5-18 Published 9-04-2014, Control # 364-10...

  • Page 139: Boom

    RT765E-2 OPERATOR MANUAL LUBRICATION Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Boom Until Upper Lift Figure 5-7 greases 500 hours or 3 months 2 grease fittings Cylinder Pin extrudes Until Lower Lift Figure 5-7 greases 500 hours or 3 months 2 grease fittings Cylinder Pin...
  • Page 140 LUBRICATION RT765E-2 OPERATOR MANUAL 7114-25 7114-16 7114-32 7649-18 7114-36 FIGURE 5-7 5-20 Published 9-04-2014, Control # 364-10...

  • Page 141: Boom (Continued)

    RT765E-2 OPERATOR MANUAL LUBRICATION Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Boom (continued) EP-MPG Thoroughly Brush grease on the Extreme coat all outside of sections Boom Section Pressure Figure 5-8 areas the 50 hours or 1 week 1, 2, &...
  • Page 142 LUBRICATION RT765E-2 OPERATOR MANUAL 7114-27 7114-15 Other Side 7469-19 7649-17 7114-36 FIGURE 5-8 5-22 Published 9-04-2014, Control # 364-10...
  • Page 143 RT765E-2 OPERATOR MANUAL LUBRICATION Lube Point Figure Approved Lube Item Lube Interval Application Description Lubricant Capacity Boom (continued) Until EP-MPG Mast Sheave Figure 5-9 grease 500 hours or 12 months 1 grease fitting Extreme extrudes Pressure Multipurpose Until Grease Headache Ball Figure 5-9 grease 250 hours or 3 months...
  • Page 144 LUBRICATION RT765E-2 OPERATOR MANUAL 7114-30 7469-19 7115-33 FIGURE 5-9 5-24 Published 9-04-2014, Control # 364-10...

  • Page 145: Hoist

    RT765E-2 OPERATOR MANUAL LUBRICATION Lube Point Approved Lube Item Figure No. Lube Interval Application Description Lubricant Capacity Hoist • Check and fill every AGMA 50 hours or weekly Extreme Oil must be visible in 15.5 qt Main Hoist Figure 5-10 Pressure Gear the sight glass (see •...
  • Page 146 LUBRICATION RT765E-2 OPERATOR MANUAL 7114-7 7649-19 FIGURE 5-10 5-26 Published 9-04-2014, Control # 364-10...

  • Page 147: Hydraulic

    "milky" with only a small layer of transparent oil on top. If the "milky” appearance was due to air foaming, it will dissipate and the oil should closely match the fresh oil. Should you have any questions, please contact your local authorized Manitowoc distibutor.
  • Page 148 LUBRICATION RT765E-2 OPERATOR MANUAL 7649-19 7649-22 FIGURE 5-11 5-28 Published 9-04-2014, Control # 364-10...
  • Page 149 RT765E-2 OPERATOR MANUAL LUBRICATION FIGURE 5-12 Grove 5-29 Published 9-04-2014, Control # 364-10...
  • Page 150 LUBRICATION RT765E-2 OPERATOR MANUAL THIS PAGE BLANK 5-30 Published 9-04-2014, Control # 364-10...

  • Page 151: General

    RT765E-2 OPERATOR MANUAL MAINTENANCE CHECKLIST SECTION 6 MAINTENANCE CHECKLIST SECTION CONTENTS General ........6-1 Daily or 10 Hour Check List .

  • Page 152: Weekly Or 50 Hour Check List

    MAINTENANCE CHECKLIST RT765E-2 OPERATOR MANUAL Transmission/Torque Converter: Check for proper service/level. Cooling System: Check for proper service/level. Check for cracks or leaks. Fuel/Water Separator: Drain moisture. Air Cleaner: Check for proper service/level. Check for cracks or leaks. Hook Block & Headache Ball Safety Latch: Check for proper working order. Check for cracks and leaks. Check for excessive wear.
  • Page 153 RT765E-2 OPERATOR MANUAL ALPHABETICAL INDEX Accessing the Hoist area (Fixed counterweight units only) ..... . . 4-1 Accidents ............. 2-2 Boom Extension.
  • Page 154 RT765E-2 OPERATOR MANUAL THIS PAGE BLANK...

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