Operational Checkout Procedure

1 Gauge and Indicator Check With Engine Off

Monitor Indicator Lights and Alarm Checks

Turn key switch to ON position and hold. LOOK: Are all monitor indicator lights on? Is STOP light ON and does alarm sound? NOTE: Starting motor MUST NOT operate.

YES: Go to next check. NO: Check monitor/gauge fuse. Go to Group 9015-15, Display Monitor Checks. If motor starts and bulb check position is OK, key switch is failed or there is a short in wiring. Go to Group 9015-15, Start Circuit .

2 FNR, Neutral Start Circuit and Reverse Warning Alarm Checks

FNR Switch Check

Engine off. Move FNR lever to forward (F), reverse (R), then neutral (N) position. FEEL: Observe and feel forward, neutral and reverse detents. Turn key switch to ON position. Move FNR lever into forward and reverse. Did you hear a "click" from the front console neutral start relay when the key switch was turned ON? Go to next check. If no "click", inspect neutral start relay. Go to Group 9015-15, Start Circuit.

3 Park Brake, Charge Indicator Light, Tachometer/Hour Meter Circuit and Engine Speed Control Linkage Checks

4 Brake System Checks

5 Steering System Checks

6 Transmission Neutral Disconnect Circuit Check

7 Driving Checks

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7a Transmission Noise Check IMPORTANT: Press button on gear shift lever when shifting gears (manual shift only). Run engine at approximately 1500 rpm with FNR lever in forward (F) position. Specification Transmission Noise Check -Approximate Engine Speed 1500 rpm with FNR lever in forward (F) position Shift transmission into each gear and drive for a short distance. Can excessive gear noise be heard when shifting between gears? Go to next check. Go to Group 9020-15, Excessive Power Train Noise or Excessive Gear Clash When Shiftingfor manual shift or power shift.

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7b Differential Lock Check Raise wheels off ground with stabilizers and loader bucket. Unlock brake pedals. Turn MFWD switch OFF (if equipped). Operate machine at approximately 1500 rpm in 1st forward. Specification Differential Lock Check -Approximate Engine Speed 1500 rpm in 1st forward Depress differential lock control. Apply one brake pedal. LOOK: Both wheels must stop. Go to next check. Check differential lock switch and solenoid. Go to Group 9020-25, Differential Lock Pressure test.

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7c Differential Gear and Pinion Check Shift transmission to first gear and operate engine at approximately 1500 rpm. Specification Differential Gear and Pinion Check -Approximate Engine Speed 1500 rpm in 1st gear Move FNR lever to forward (F) position. Steer machine in a maximum left turn and depress left brake pedal to stop the left wheel. Steer machine in a maximum right turn and depress right brake pedal to stop the right wheel. Can excessive gear noise be heard in the differential or pinion gear area? Go to next check. Go to Group 9020-15, Diagnose Rear Axle Malfunctions.

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7d Front Wheel Alignment (Toe-In) Check Drive machine in fourth gear forward on a surface with loose material. LOOK: Is material from behind front wheels thrown excessively inward or outward? Go to next check. If material is thrown, excessive tire wear will result. Go to Group 9020-20, Adjust Toe-In.

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7e Engine and Torque Converter Check (Without MFWD) Position machine with loader bucket at ground level against dirt bank or immovable object. Shift transmission into first gear. Move FNR lever to forward (F) position. Engage differential lock. Increase engine speed to fast idle. LOOK: Do rear wheels stall? NOTE: This test will give a general indication of engine, transmission and torque converter performance. Go to next check. If the wheels can be easily stalled, go to Group 9020-15, Power Train-Machine Lacks Power or Moves Slow.

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7f Transmission Hydraulic System Check Run engine at approximately 1500 rpm. Specification Transmission Hydraulic System Check -Approximate Engine Speed 1500 rpm Shift transmission into third gear. Move FNR lever to forward (F) position. Make several shifts from third forward to third reverse. Start counting the number of seconds when FNR lever is moved to opposite direction. LOOK: Is shift from one direction to the other completed in three seconds. NOTE: If bad in one direction ONLY, check direction pack. Go to next check. Check torque converter or modulation valve. Go to Group 9020-25.

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8 Ride Control Operational Checks (If Equipped)

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Electrical Checks Turn key switch on (do not start engine). Turn ride control switch on. LOOK: Does ride control switch light turn on? Turn ride control switch off. LOOK: Does ride control switch light turn off? Turn ride control switch on. Turn key switch off. LOOK: Does ride control switch light turn off? Go to next check. Check and replace ride control switch light. Check wiring.

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Hydraulic Checks NOTE: Make sure park brake is off during hydraulic checks. Start tractor and set throttle about 1000 - 1500 rpm. Turn ride control on. Try to lift front end of tractor off ground using loader boom lever. Release loader boom lever. LOOK/FEEL: Will front end of tractor lift off of ground and hold? Continue check. Check ride control hydraulics. Turn ride control off. Try to lift front end of tractor off ground using loader boom lever. Release loader boom lever. LOOK/FEEL: Will front end of tractor lift off of ground and hold? Go to next check. Check ride control hydraulics.

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Ride Control Check CAUTION: Boom will jump upward during this check. Make sure area around bucket is clear. Start engine. Push Ride Control Switch to OFF position. Raise boom to maximum height and hold control lever over relief for 2 seconds. Lower boom and bucket to ground and stop engine. Put boom control lever in neutral. Turn key switch on. Turn ride control switch on. Does boom jump up? Check complete. Check accumulator charge.

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9 Mechanical Front Wheel Drive (MFWD) Driving Check (If Equipped)

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MFWD Switch Check Turn key switch to ON. Push switch and engage MFWD. LOOK: Does MFWD light (B) display in switch come ON when switch is pressed? Push switch to disengage MFWD. LOOK: Is MFWD light in switch OFF with MFWD disengaged? NOTE: Indicator light in MFWD switch will remain ON while MFWD is engaged. If MFWD is turned OFF while operating, light will go out but MFWD could stay on until load on drive train is released. Go to next check. Check electrical circuit. Go Group 9015-10, MFWD circuit. Go to Group 9020-25, MFWD Pressure Test.

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MFWD Differential Check Start engine and run at low idle. Specification MFWD Differential Check -Engine Speed Low idle Raise machine off ground with stabilizers and loader. Release park brake. Shift transmission to first gear and put FNR in forward. Engage MFWD. Lower front wheels to just contact ground. LOOK: Does at least one front wheel turn? Go to next check. If at least one front wheel does not turn with MFWD applied, go to group 9020-25 MFWD pressure test . Check electrical circuit, go to Group 9015-10 MFWD circuit.

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Engine and Torque Converter Check (With MFWD) With loader bucket level and cutting edge at the centerline of front wheels, put machine against a dirt bank or immovable object. Engage MFWD and differential lock. Shift transmission to first forward. Increase engine speed to fast idle LOOK: Do both rear wheels and both front wheels turn? Go to next check. If all wheels stop, a torque converter or transmission control valve problem is indicated. If the front wheels stop, MFWD problem is indicated. Go to Group 9020-15, Machine Lacks Power or Moves Slow.

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MFWD Gear and Pinion Check Drive machine at transport speed with MFWD engaged, then disengaged. Does MFWD "whine" when disengaged. NOTE: It is normal for MFWD to "whine" when engaged. Go to next check. If MFWD whines, check oil levels and fill to correct levels. Go to Diagnose MFWD Malfunctions in Group 9020-15.

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10 Hydraulic System Checks

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Hydraulic Pump Performance Check NOTE: If hydraulic oil is not at operating temperature, heat oil to 38-52° C (100-125°F). Put loader bucket flat on ground. Specification Hydraulic Oil -Temperature 38-52° C (100-125°F) Transmission in neutral, FNR in Forward. Run engine at slow idle. Specification Main Hydraulic Pump Performance Check -Engine Speed Slow idle Measure cycle time of loader raise to maximum height (including bucket leveling). LOOK: Does loader raise to maximum height in 15 seconds or less? Specification Loader Raise to Maximum Height (Including Bucket Leveling) -Maximum Cycle Time 15 seconds NOTE: Take the average cycle time for at least three cycles. This time will give a general indication of main hydraulic pump performance. Go to next check. If cycle time slow, go to 9025-15, Slow Hydraulic Functions.

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Cylinder Cushion Check Raise wheels off ground with stabilizers. Boom MUST be lowered from the transport position. Run engine at high idle. Specification Cylinder Cushion Check -Engine Speed High idle Activate backhoe swing left and right. Note sound and speed as cylinders near end of their stroke. LOOK: Does speed of cylinder rod decrease near the end of its stroke? Can hydraulic oil be heard flowing through orifice as cylinder rod nears the end of its stroke? Repeat check using backhoe boom raise function. NOTE: Crowd cylinder does not have cylinder cushion. Go to next check. Remove and repair cylinder cushion. Go to repair manual.

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Stabilizer Cylinder and Valve Check Operate machine at approximately 1500 rpm. Specification Stabilizer Cylinder and Valve Check -Approximate Engine Speed 1500 rpm Position loader bucket above ground. Lower each stabilizer cylinder and raise rear of machine off ground. LOOK/FEEL: Do cylinders extend smoothly and hold machine up? Retract each stabilizer cylinder. LOOK/FEEL: Do cylinders retract smoothly and remain up? Go to next check. Cylinders drift up or down. Inspect lock outs. Go to repair manual. Cylinders drift down rapidly. Go to Group 9025-25, Cylinder Leakage Test.

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Backhoe and Loader Function Drift Check NOTE: Feel backhoe cylinders. Cylinder must be warm to touch (38-52°C [100-125°F]). If cylinders are not warm, heat oil to specifications. With backhoe fully extended, put backhoe bucket at a 45° angle to ground. Specification Hydraulic Oil -Temperature 38-52°C (100-125°F) (Cylinders warm to touch) Lower boom until bucket cutting edge is 50 mm (2.0 in.) off the ground. Position loader bucket same distance off ground as backhoe bucket. Run engine at slow idle and observe bucket cutting edge. Specification Backhoe and Loader Function Drift Check -Engine Speed Slow idle LOOK: Do cutting edges touch ground within one minute? Specification Backhoe and Loader Function -Maximum Drift 50 mm (2.0 in.) in one minute Go to next check. Verify which function is drifting. Go to Group 9025-25, Drift Test.

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Hydraulic Control Valve Lift Check Test NOTE: Husco valves have one lift check for both work ports, and therefore only need to be checked in one direction. Raise loader bucket 1 m (3.0 ft.) off the ground with the bucket level. Position backhoe at maximum reach with bucket in dump position, 1 m (3.0 ft.) off the ground. Stop the engine. Activate each function one at a time. Loader boom raise Loader bucket rollback Backhoe boom up Dipperstick extend Backhoe bucket dump LOOK: Do functions move when the control lever is activated? Go to next check. Inspect control valve lift check. Go to repair manual. Do cylinder leakage test, go to group 9025-25.

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Loader Boom Float Check Put loader bucket at maximum height position with bucket dumped. Run engine at approximately 1500 rpm. Specification Loader Boom Float Check -Approximate Engine Speed 1500 rpm Move the loader control lever forward into boom float detent position, and at the same time into bucket rollback detent position. Remove hand from control lever. LOOK: Does loader control lever remain in the boom float detent position? Go to next check. If it jumps out of detent, check detent spring and detent balls. Go to repair manual.

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Loader Return-to-Dig Check Put loader bucket at maximum height position with bucket dumped. Run engine at approximately 2000 rpm. Specification Loader Return-to-Dig Check -Approximate Engine Speed 2000 rpm Move the loader control lever forward into boom float detent position, and at the same time into bucket rollback detent position. Remove hand from control lever. LOOK: Does the loader control lever disengage from the bucket rollback detent when the bucket is level. LOOK: When the bucket is at ground level, bucket must be level and the bucket indicator pointer must be aligned with mark on the boom pivot. NOTE: When return-to-dig is used with loader boom in full up position, the bucket leveling linkage will move the bucket control valve out of return-to-dig position before bucket is actually level. Go to next check. Adjust switch until it is activated in cam. Go to Group 9025-20, Loader Bucket Self-Leveling Indicator Linkage and Return-to-Dig Switch Adjustment .

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Bucket Leveling Linkage Check NOTE: The loader bucket leveling feature functions during the boom raise cycle only. When bucket is lowered, the operator can manually level the bucket or use the return-to-dig. Put loader bucket in the rollback position with the boom near ground level. Raise the loader and at the same time hold the control lever in the bucket rollback position. Observe bucket and loader control lever as the loader raises. LOOK/FEEL: Does loader control lever move into the bucket dump position and the bucket dump function slowly activate? When the loader control lever moves to activate the bucket dump function, does the bucket position remain stationary the remainder of the loader boom raise cycle? Go to next check. Adjust switch until it is activated in cam. Go to Group 9025-20, Loader Bucket Self-Leveling Indicator Linkage and Return-to-Dig Switch Adjustment .

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11 Check Operation Of Accessories (Engine Stopped)

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Front Light Switch Check Turn key switch to ON position. Push front light rocker switch to middle position. LOOK: Are two front lights, two red tail lights and gauge lights ON? Push front light rocker switch in completely. LOOK: Are four front lights (if equipped), two red tail lights and gauge lights ON? Go to next check. Check fuse and bulbs. Check wiring. Go to Group 9015-10, Front Work and Drive Light Circuit.

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Rear Light Switch Check Turn key switch to ON position. Push side console rear light rocker switch in. LOOK: Are rear lights ON? Go to next check. Check fuse and bulbs. Check wiring. Go to Group 9015-10, Front Work and Drive Light Circuit.

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Turn Signal Check Turn key switch to ON position. Push right side of turn signal rocker switch down. LOOK: Are right front and rear amber lights flashing? Does right indicator light on top of steering column flash? Push left side of turn signal rocker switch down. LOOK: Are left front and rear amber lights flashing? Does left indicator light on top of steering column flash? Go to next check. Check fuses and wiring. Go to Group 9015-10, Turn Signal, Flasher and Brake Light Circuit.

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Brake Light Switch Check Key switch in the ON position. Depress and hold left brake pedal, then right brake pedal. LOOK: Rear brake light must come ON when either pedal is depressed with key switch in ON position. Go to next check. Check fuse and bulbs. Check wiring. Go to Group 9015-10, Turn Signal, Flasher and Brake Light Circuit .

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Warning Light Check Key switch ON. Push bottom of warning light rocker switch in. LOOK: Are both front and rear amber lights ON? Are both turn signal indicators and light in warning light rocker switch flashing? Go to next check. Check fuses and wiring. Go to Group 9015-10, Turn Signal, Flasher and Brake Light Circuit.

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Horn Check Turn key switch to ON position. Push horn button Did horn sound? Go to next check. Check fuses and wiring. Go to Group 9015-10, Horn Circuit.

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12 Cab Component Checks

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Seat Linkage Check Lift lever (1). Move seat forward and rearward and release lever. LOOK: Does lever move freely and lock seat in desired position? Go to next check. Repair linkage. Go to repair manual.

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Seat Height Adjustment Check Turn knob (3) to raise or lower seat to desired position. LOOK: Does seat move up or down and remain in desired position? Go to next check. Go to repair manual.

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Seat Swivel Linkage Check Lift lever (2) up. Move seat from loader to backhoe position and engage latch. LOOK: Does seat latch move freely and hold seat in desired position? FEEL: Does lever move freely and hold seat in loader and backhoe positions? Go to next check. Lubricate or repair linkage. Go to repair manual.

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Seat Back Linkage Check Lift lever (4) up. Position seat back as desired and engage latch. FEEL: Does lever move freely and hold seat in desired positions? Go to next check. Lubricate or repair linkage. Go to repair manual.

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Left Cab Door Latch and Opener Check Unlatch door. Observe door as it opens. Pull door closed and latch it. FEEL: Does cab door latch work freely? LOOK: Will door cylinder push door open? LOOK: Does cab door contact door stop bumper before door cylinder bottoms? Go to next check. Adjust cab door. Go to repair manual.

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Right Door Latch and Opener Check (If Equipped) Unlatch door and pull door open. Close and latch door. FEEL: Does cab door latch work freely? Go to next check. Adjust door. Go repair manual.

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Rear Windows Latch and Opener Checks Squeeze latches on both sides of upper rear window. Lower window to rubber bumpers. Observe window as it opens. Push window up and into window catches and note fit. Squeeze latches on both sides of middle rear window. Raise window to catches. LOOK: Do window latched LOOK: Do window catches hold and not bow the windows in the up and down position? Go to next check. Check for obstructions. Go to repair manual.

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Side Window Checks Open front and rear side windows. Fasten rear window against front window. Fasten front window against rear window Fasten windows with latches LOOK/FEEL: Do hinges move freely? Are locking latches equally loaded when closed? Go to next check. Adjust windows. Go to repair manual.

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Blower Motor Check Engine OFF key switch ON. Turn blower switch (3) to detent positions. FEEL/LISTEN: Does blower fan have four speeds? Does air exit from ducts? Go to next check. Check wiring harness. See Group 9015-10, Blower Circuit.

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Heater Start engine and run at fast idle. Specification Heater Check -Engine Speed Fast idle Wait two minutes. Turn heater temperature switch (1) ON. Turn temperature switch (2) to maximum heat. Turn blower switch (3) to high speed. FEEL: Is air from ducts warm? Go to next check. See to Group 9015-10, Blower Circuit.

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Air Conditioner (If Equipped) Start engine and run at fast idle. Specification Air Conditioner Check -Engine Speed Fast idle Turn air conditioner switch (1) to ON position turn knob (2) to a high cold setting. Turn blower switch (3) to high speed. Wait for any warm air in duct system to be exhausted. FEEL: Is air from ducts cool? Go to next check. Go to Air Conditioning , Group 9031-10. See Charging the system in Group 9031-20.

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Rear Windshield Wiper Check Turn key to ON position. Push rear wiper rocker switch to ON position. Push rear wiper rocker switch all the way in. Push rear wiper switch to OFF position. LOOK: Rear wiper must operate. LOOK: Wipers must return to park position. Go to next check. Check fuse. Check rear wiper. Go to Group 9015-10, Wiper/Washer Circuit.

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Front Windshield Wiper Check Turn key switch to ON position. Push front wiper rocker switch to first detent, middle position. Push front wiper switch all the way in. Push front wiper switch to OFF position. LOOK: Does wiper operate and have two speeds? LOOK: Do wipers return to the park position? Go to next check. Check fuse. Check front wiper. Go to Group 9015-10, Wiper/Washer Circuit.

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Front Windshield Washer Check Turn key switch to ON position. Push windshield washer rocker switch in. LOOK: Fluid must spray on front window. Rocker switch must return to OFF position. Go to next check. Check fluid level, and fluid lines for blockage. Check wiring. Go to Group 9015-10, Wiper/Washer Circuit.

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Cab Dome Light Check Turn key switch to ON position. Push dome light switch to ON position. LOOK: Does lights come ON? Go to next check. Check fuse and bulbs. Check wiring. Go to Group 9015-10, Dome Light Circuit.

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13 Miscellaneous Checks

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Vandal Protection Check Lock cab door (s) using ignition key. FEEL: Does lock operate freely and key not stick in lock? Go to next check. Lubricate or repair lock. Go to repair manual.

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Check Periodic Maintenance Decal Check periodic maintenance decals on inside of access door to the tool box and on the left side of machine cowl. LOOK: Are periodic maintenance decals legible? Go to next check. Replace decal. Go to John Deere Dealer for part.

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Backhoe Transport Pin Check Raise boom into transport position. Remove swing lock pin from holder in cab and install through top and bottom holes of swing frame and through main frame. LOOK: Does swing lock pin install freely? Operational Checkout completed. Repair or replace swing lock pin. Check pin bore for burrs or obstruction.

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