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John Deere 5065M, 5075M Engine and Driveline

John Deere 5065M, 5075M Engine

Check Engine Oil Level

Park machine on level ground and shut off engine. Remove key. Allow engine to cool. Remove dipstick. Wipe off, fully reinsert the dipstick. Oil level must be between two marks on dipstick. If level is low, remove oil fill cap and add oil until even with the top mark on dipstick. Do not overfill. Replace dipstick and oil fill cap before operating engine.

Change Engine Oil and Filter

Park machine on level ground and shut off engine. Remove key. Place a container under the drain port, capture waste oil and dispose of properly. Remove drain plug and allow oil to drain. Open hood. Remove engine oil filter. Make sure that old filter gasket is removed from housing before installing new filter. Apply a film of oil on the new oil filter gasket and install new filter. Hand-tighten plus 1/2 turn. Install drain plug. Add oil to fill. JD 5065M, 5075M Engine Oil Capacity - 8.5 L (2.2 gal). Replace fill cap and/or dipstick. Start engine and inspect drain plug and filter for leaks. Stop engine and remove key. Recheck oil level on dipstick, add if necessary. Lower hood.

John Deere 5065M, 5075M - Fuel Filters

Park machine on level ground. Remove key. Check fuel level. Add if necessary. Raise hood and loosen the bleed screw on filter housing two full turns. Push priming mechanism on the transfer pump several times to get fuel to fuel filter. Push priming pump until all air is purged and fuel runs out smoothly from bleed screw. Tighten bleed screw. Lower hood.

Replace Fuel Filters

Be sure characteristics of the new filter match the original filter. JD 5065M, 5075M engine has a single fuel filter on the left-hand side. The fuel filters are different, do not interchange. Replace one after another to avoid interchange. Place machine in park, turn off engine, and remove key. Allow engine to cool. Raise hood. Disconnect water-in-fuel
sensor on the bottom of the primary fuel filter on the right-hand side of the engine. Open drain valveon water separator bowl assembly of the primary fuel filter.

Drain fuel. Capture the discharge waste and dispose of properly. Remove primary filter from the fuel filter housing by turning counterclockwise. Remove water separator bowl assembly from the primary fuel filter. Clean water separator bowl. Dry with compressed air. Install new seals (supplied with the new filter) on the water separator bowl and drain valve. Install water separator assembly on the new primary fuel filter. Fill filters with clean diesel fuel before installing on engine. Apply a small amount of clean oil on the primary fuel filter gasket.

Do not use a filter wrench when tightening filters. Hand tighten filter only. Install new primary fuel filter assembly. Connect water-in-fuel sensor. Remove secondary fuel filter on the left-hand side of the engine from the filter housing by turning counterclockwise. Apply a small amount of clean oil on the new secondary fuel filter gasket. Install new secondary fuel filter. Bleed the fuel system. Start engine and run until warm. Turn off engine and remove key. Inspect drain valve and filters for leaks. Lower hood.

John Deere 5065M, 5075M - Start Engine

Check fuel, engine oil, and coolant levels before starting the engine. Fill as required. Place left-hand reverser in Neutral position and gearshift lever in Park position. Place hand throttle to idle position. Disengage PTO. Place SCV levers in neutral position. Lower hitch completely if an implement is attached. Turn the key switch to run position. Do not start engine. Wait until light check sequence is complete. Check for any indicator lights or trouble codes that impair machine performance. If necessary, diagnose the problem.

Depress clutch and brake pedals. Sound horn. Turn key switch to engage the starter. Release key when engine starts. Avoid starter damage. Do not operate the starter more than 30 seconds. Wait at least two minutes before trying again. If Engine Fails To Start: Place hand throttle lever at 1/4 to 1/3 of full throttle and attempt to start
machine again. Check for trouble codes or electrical problems. In cold weather, engine speed is limited to 1440 rpm until transmission-hydraulic oil temperature is above -18C (0F).

Inspect and Adjust Alternator Belt

Place machine in park and shut off engine. Remove key. Inspect alternator belt. Replace if worn or damaged. Run engine for 5 minutes to warm a cold belt. Let a hot belt cool for 15 minutes before adjustment. Check tension by pressing belt midway between pulleys. Belt deflection must be to specification. Belt Tension Deflection - 19 mm (0.75 in.) at 89 Nm (20 lb-ft). Adjust tension by loosening tension adjustment cap screw and alternator mounting cap screw. Use a breaker bar with a 3/8-in. drive to apply downward force to the alternator frame until belt tension is correct. Tighten adjustment cap screw and alternator mounting cap screw.

John Deere 5065M, 5075M - Replace Alternator Belt

Place machine in park and shut off engine. Remove key. Remove air conditioner compressor belt. Loosen cap screw, bolt, and rotate the alternator to loosen belt. Remove belt from crankshaft pulley and coolant pump pulley. Pull belt around the fan to remove. Install new belt in reverse order of removal. Adjust belt tension.

Service Air Cleaner Elements

Dirty air cleaner element is indicated when air filter restricted indicator appears on the information display. Open hood. Remove latch and cover. Remove air cleaner element. If primary element does not pull out with ease, move side-to-side. When air cleaner element must be serviced in field, tap it on the palm of your hand. Do not use compressed air or filter damage occurs. Inspect guide ring for damage. Replace elements if core material or seals (both ends) are damaged, or if indicator remains illuminated. Install elements and reinstall latch cover. Lower hood.

Clean Grille Screens and Cooling Package

Remove trash buildup on the front grille as required. Raise hood. Slide the air conditioner condenser screen out toward the right side of the machine to remove. Loosen wing nut and slide the air conditioner condenser toward the left side of the machine until it hits the stop. Clean air conditioner condenser, screen, and fuel cooler with compressed air. If a more thorough cleaning is required perform the following. Loosen wing nuts on each side of the charge air cooler and pivot forward to the position shown. Tighten wing nuts to retain position.

Pull handle of the hydraulic oil cooler toward to left side of the machine until it hits the stop. Clean charge air cooler, hydraulic oil cooler, and radiator with compressed air. Straighten any bent fins. Return coolers, condenser, and screen back to original position and tighten wing nuts to secure in place. Verify that hydraulic oil cooler hoses are under the protective shield. Verify that all lines are not pinched or kinked when coolers are repositioned. Lower hood.

John Deere 5065M, 5075M - Transmission and Front Axle

Check Transmission-Hydraulic System Oil Level

Oil level below mark can result in power loss and heat generation during transport. Wait a minimum of five minutes for oil to settle. Tractor should be on level ground, hitch and any other hydraulic implements in lowered or retracted position, engine stopped and transmission in park when checking oil level. Check level at mark on dipstick. Level should be at full oil level mark.

Oil level may be above mark if multiple or large hydraulic implements are attached. More accurate measurement may be obtained with all auxiliary hydraulics removed from vehicle. Add oil to filler port if level is low. While towing tractor with front wheels on carrier, oil level should be above full oil level mark on dipstick. If towing tractor with front wheels on carrier, add 1 L (0.26 gal) for each 90 mm (3-1/2 in.) front wheels are raised off the ground.

Check MFWD Axle Housing Oil Level

Park JD 5065M, 5075M tractor on level ground and shut-off engine. Remove key. Remove check/fill plug. Oil level should be even with bottom of the fill plug hole. If level is low, add oil through same hole. John Deere HY-GARD oil is recommended. Approximate MFWD axle housing oil capacity is 5 L (1.32 gal). Apply TEFLON or equivalent to threads of plug. Install plug and tighten to specifications. Plug to Axle Housing Torque - 70 Nm (52 lb-ft).

JD 5065M, 5075M - Adjust Front Axle Tread Width

Jack up front end of tractor. When making large tread adjustments, loosen cap screws and adjust the tie rod length with axle length. Remove two nuts, sleeves and cap screws from front axle (2 on each side). Slide axle knees to desired position. Both sides should be adjusted to same spacing. Install sleeves (if equipped), cap screws and nuts on each side. Tighten cap screws to specification. Adjustable Front Axle-to-Knee Bolts Torque - 400 Nm (295 lb-ft). Set toe-in.

Set MFWD Steering Stops Turn Radius

Raise and support front of tractor so MFWD axle can be oscillated to its stops. Slowly turn steering wheel to the left until steering cylinder travel has reached its limit, the steering stops, or the tires are within 25 mm (1 in.) of grille screen or side panels. Raise left side of axle against its stop and measure clearance between tire and nearest tractor component. The distance should not be less than 25 mm (1 in.).

Loosen lock nut on steering stop and adjust steering stop bolt so it touches steering stop. It may be necessary to
shorten stop bolt in order to obtain maximum turning angle. Tighten steering stop bolt retaining lock nut to specifications. Steering Stop Bolt Retaining Lock Nut Torque - 125 Nm (92 lb-ft). Turn wheel fully to the left. Impact knuckle housing to steering stop five times. Tighten steering stop bolt retaining nuts again to specification. Repeat above steps for right side. Wide tread settings and large tire sizes will increase turn radius slightly.