Gradall G6-42P, Owner'S/Operator'S Manual

Page 1: ...IN CAB Part No 9140 4003 Revised 11 25 08 Form No 20027 COVERS MATERIAL HANDLER MODEL G6 42P STARTING SERIAL NUMBERS 0189001 THRU 0189345 0160000230 THRU 0160004017 IMPORTANT Read and understand this...

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Page 3: ...ptional Cold Weather Starting Aid section 9 0 Revised Steering System section 10 0 Revised General section 13 1 Removed Figure 13 4 revised Load Center section 14 7 Revised Figure 14 8 17 0 Revised Fr...

Page 4: ...Parking Brakes PARKING THE HANDLER 8 0 STEERING SYSTEM 9 0 DRIVE TRAIN 10 0 BOOM 11 0 LEVELING THE HANDLER 12 0 thru 12 1 OPERATING PROCEDURE TECHNIQUES 13 0 thru 13 1 Hydraulic Controls Rated Capaci...

Page 5: ...tion boom and four wheel drive Optional equipment available for use with this unit is described in appropriate sections of the Manual Be certain to refer to proper information for your unit and the op...

Page 6: ...1 HYDRAULIC RESERVOIR BREATHER LIFT CYLINDER COUNTER WEIGHT OPERATOR S CAB OPERATOR S CAB FRONT DRIVE AXLE TIE DOWN LUGS SWAY CYLINDER STEERING AXLE CONTROL VALVES AIR CLEANER ENGINE BATTERY MIRROR EN...

Page 7: ...a soft or uneven surface Always look in the direction of travel Reduce speed and be especially careful when traveling in reverse and or turning Be aware of tail swing due to rear pivot steering If lo...

Page 8: ...or underground cables or other power sources with any part of your material handler or load unless all local state provincial and federal regulations have been met and the appropriate utility company...

Page 9: ...on the material handler Getting caught in a pinch point or a moving part can cause serious injury or death Before performing any maintenance on machine follow the STANDARD SHUT DOWN PROCEDURE on page...

Page 10: ...Y 10 USE TWO HANDS WHEN CLIMBING ON MACHINE 1 ONLY TRAINED AND AUTHORIZED PERSONNEL MAY OPERATE THIS MACHINE 2 BEFORE OPERATING READ AND UNDERSTAND ALL CAPACITY CHARTS OPERATOR MANUALS AND SAFETY MANU...

Page 11: ...NGINE OIL BE CHANGED AFTER FIRST 100 HRS ON NEW OR REBUILT UNITS TORQUE CHECK CHANGE CYLINDER FITTINGS EACH END R E T R A C T E X T E N D C H A I N SEE OPERATOR MAINTENANCE MANUAL CONSULT DEALER FOR R...

Page 12: ...MATERIAL HANDLER NEVER ALLOW VEHICLES TO TOUCH CONNECT THE POSITIVE JUMPER CABLE TO POSITIVE POST OF DISCHARGED BATTERY CONNECT OPPOSITE END OF POSITIVE JUMPER CABLE TO POSITIVE POST OF BOOSTER BATTE...

Page 13: ...14 3286 DIESEL FUEL IS FLAMMABLE EXTINGUISH ALL OPEN FLAME AND SMOKING MATERIALS WHEN REFUELING INJURY OR DEATH COULD RESULT FROM FIRE 9114 3283 NO RIDERS PERMITTED ON HANDLER OPERATOR ONLY IN MACHINE...

Page 14: ...IOR TO LIFTING PERSONNEL WHEN LIFTING PERSONNEL USE ONLY A GRADALL MANUFACTURED PERSONNEL WORK PLATFORM DO NOT DRIVE MACHINE WITH PERSONNEL IN PLATFORM WHEN PERSONNEL ARE IN PLATFORM REMAIN SEATED IN...

Page 15: ...the operator s seat Hot water to the heater can be controlled by a knob on the same panel or a valve in the engine compartment The operator s cab is an S A E FOPS ROPS structure Do not make any modifi...

Page 16: ...rature Gauge This gauge displays engine coolant temperature Engine Oil Pressure Gauge This gauge displays engine oil pressure Forward Reverse Lever This lever engages forward or reverse travel Lift pu...

Page 17: ...right causes a right turn by angling rear wheels to left A left turn is caused by angling rear wheels to right Traction lock Pedal This pedal operates traction lock valve which functions to restore tr...

Page 18: ...er com plete all required maintenance Replace or repair all damaged worn or missing components be fore starting or operating handler Failure to properly maintain han dler could cause serious injury or...

Page 19: ...9 Horn and back up alarm Must be audible from inside operators cab with engine running 10 All boom and attachment functions operate smoothly and correctly 11 Hydraulic Filter Condition Indicator obse...

Page 20: ...ollow normal start up procedure shown above Ether is employed and additional will be released if needed to keep engine running A second battery is added for additional cold cranking capacity Battery B...

Page 21: ...eport condition to your supervisor or maintenance personnel Avoid prolonged idling Idling causes engine temperature to drop and this permits formation of heavy carbon deposits and dilution of lubricat...

Page 22: ...dal travel the greater the braking force If power assist fails it will require much greater force on pedal to apply brake and stopping distance will be greater Parking Brakes The parking brakes are sp...

Page 23: ...o 5 minutes stop engine and remove ignition key 6 Block wheels as an extra precaution against rolling 7 Fill fuel tank to minimize condensation 8 Lock cab and install protective covers if so equipped...

Page 24: ...ke application Travel flow is reduced when brakes begin to apply See Figure 7 1 Four Wheel Drive When required by travel conditions rear wheel four wheel drive can be engaged by moving the switch to 4...

Page 25: ...n all bevel washers on extend chain rod and add them together If total of all gaps exceeds 3 04mm 12 inch boom chain will need to be adjusted Adjust as follows A Loosen lock nut on extend chain rod B...

Page 26: ...to move the handler from its position after the load has been raised above four feet from ground OR when such movement will not change the level condition of the handler Always determine best position...

Page 27: ...led Note position of indicator for later realignment 3 If necessary to level handler position boom in carry position and level machine with the lever 4 Lift or place load as appropriate 5 Retract and...

Page 28: ...orks can be removed from a load by moving boom control joystick back and to the left until forks move rearward horizontally With boom lowered below horizontal forks can be inserted under a load by mov...

Page 29: ...might apply in regard to tipping loads DOES NOT APPLY to hydraulic load limits Exceeding load limits could cause damage or in some cases cause the machine to tip over 13 1 WARNING All loads shown on r...

Page 30: ...ey were furnished for a different application If a carriage fork combination of lesser capacity is used the overall machine capacity is reduced to carriage fork capacity as indicated on carriage fork...

Page 31: ...miliar with response of handler and attachment to controls before operating in a work situation Always consider terrain between present location of load and delivery point Never attempt to transport a...

Page 32: ...ation Procedure 1 Remove carriage fork combination or other attachment from boom head See Page 14 1 2 Install light material bucket on boom head Operation Raise or lower boom to appropriate height for...

Page 33: ...e load if necessary Swing Forks Capacity Maximum lift capacity for swing forks is shown on the attachment capacity chart However maximum lift capacity applies only to certain areas within boom extensi...

Page 34: ...ard to tilt carriage counter clockwise pull lever back to tilt clockwise Installation Procedure 1 Remove carriage fork combination or other attachment from boom head See Page 14 1 2 Install slope pile...

Page 35: ...ance point of load and secure using appropriate rigging Operation Attach tag lines to load and transport load to delivery site While helpers guide load with tag lines position load at delivery point T...

Page 36: ...er back to raise winch load push the lever forward to lower winch load Installation Procedure 1 Remove carriage fork combination or other attachment from boom head See Page 14 1 2 Install truss boom o...

Page 37: ...m a dry run unloaded of delivery to determine best position for handler Use a signal person to assist in positioning the load if necessary Personnel Work Platform The material handler operator and per...

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Page 39: ...sport 1 Level the material handler prior to loading 2 Using a spotter load the handler with boom as low as possible to keep a low center of gravity 3 Once loaded apply parking brake and lower boom unt...

Page 40: ...sted properly SYMBOLS Lube Fitting Other Service Service Both Sides LUBRICATION NOTICE After greasing machine cycle all functions several times to distribute lubricants Perform this maintenance proced...

Page 41: ...lly three times and wipe excess lube from bearings HM 12 3 Boom Rear Slide Bearings lube paths HM 12 4 Boom Extend Chain check adjustment and adjust as required 2 6 Boom Front bottom Slide Bearings to...

Page 42: ...MIL L 2104D 14 5 qts 13 8 L Front Axle HF hydraulic fluid All Year 5 gal 18 9 L Fuel Tank DF diesel fuel All Year 2 38 gal 143 8 L Grease Fittings HM extreme pres lube All Year NLGI 2 P N 1440 4595 Hy...

Page 43: ...3 M16 166 181 225 245 Front Axle Motor to Axle Bolts Annually 1500 hrs M20 324 349 439 473 Rear Axle Hub Assembly Mntg Bolts Annually 1500 hrs 3 4 10 270 290 366 393 Steering Cylinder Rod to Knuckle M...

Page 44: ...to flow into waste oil container to eliminate any contamination from hose 6 Move hose to CLEAN container to collect sample for analysis 7 Return hose to waste oil container and disconnect adapter fro...

Page 45: ...w the unit with no previous preparation Drive wheels will not roll If the unit must be moved more than 100 feet but less than 200 yards it is permissible to use a vehicle of sufficient capacity to tow...

Page 46: ...w only 1 4 turn 90 at a time in sequence until all three screws have been turned one full turn 360 approximately 50 ft lb Larger turns could cause components to bind and cause brake failure 6 Repeat t...

Page 47: ...quence until all three screws have been turned approximately five full turns Larger turns could cause components to bind and cause brake failure 6 Repeat this procedure on other side of differential P...

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Page 49: ...and maintenance on your machine Record the date hourmeter reading and a detailed description of the procedure in the comment area Record all information in the Owner Operator Manual stored in the oper...

Page 50: ...Date Hourmeter Comments Reading INSPECTION AND MAINTENANCE LOG Courtesy of Crane Market...

Page 51: ...er arm ex tended horizontally fingers closed point thumb upward LOWER BOOM With either arm extended horizontally fingers closed point thumb downward EXTEND TELESCOPIC BOOM With both hands clenched poi...

Page 52: ...to cause cancer birth defects and other reproductive harm CALIFORNIA Proposition 65 Warning Battery posts terminals and related accessories contain lead and lead compounds chemicals known to the State...