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John Deere 4066M Maintenance and Servicing
John Deere 4066M Periodic Maintenance
Every 10 Hours or Daily
Motor oil level checking. If after checking the engine oil level is low,
top it up.
Check transmission fluid level. When transmission oil is low, add
recommended volume.
Checking air filter element. Replace if necessary.
Check engine coolant level. If the coolant level is low, top it up.
Check engine speed, steering unit, hand brake and service brakes. Repair
any malfunctions if necessary.
Every 50 Hours
Inspect tires and check inflation pressure. If required, add air to
tires.
Check the battery. Clean battery terminals if necessary.
Checking the oil in front axle. Add oil if necessary.
Check the hydraulic oil level in system. Add if required.
Lubricate rear and front axle hub bearings.
Inspect the front and rear wheels. Tighten bolts and nuts as required.
Every 200 hours
Change engine oil. Motor oil type: Plus-50, Torq-Gard Supreme, SAE
10W-40, 15W-40, 5W-30 API Service Classification CJ-4, or CK-4.
Lubricating system capacity - 5.4 L (1.4 gal). When the procedure is
complete, check the engine oil level.
Replacing engine oil filter. Oil filter part number: M806419. When
change the filter, cleaning the housing is required. After installation,
checking the oil level is recommended. Add oil if necessary.
Remove dirt from radiator fins with a brush.
Inspect alternator/fan belt. Replace if necessary.
Check the torque of the wheel bolts.
Every 400 Hours
Transmission/hydraulic oil change. Recommended fluid type: Hy-Gard
(J20D). Transmission/hydraulic system capacity: 44 L (12 gal). After
adding transmission fluid, check the level with a dipstick.
Change transmission oil filter. Transmission oil filter part number:
RE45864. After installation, checking the transmission/hydraulic fluid
level is recommended. Add oil if necessary.
Replace filter element in hydraulic system. Hydraulic filter part
number: LVA10419. When installation procedure is complete, check the
transmission/hydraulic oil level. Add hydraulic fluid if it is low.
Replace engine primary fuel filter. Part number - MIU802421.
Replace engine final fuel filter. Part number - MIU803127.
Check the operation of fuel injection pump.
Check the coolant in radiator. Top up if required.
Check engine idle speed. If necessary, adjust the idle speed on the
engine.
Every 600 Hours
Changing or service engine primary air filter elements. Primary air
filter part number - RE68048.
Check and clean the engine secondary air filter. Part number - RE68049.
Change as required.
Inspect diesel particulate filter. Part number: MIU802216. Service or
replace if necessary.
Inspect all tubes and hoses. Tighten as recommended.
Change front axle fluid. Front Axle Capacity: 5 L (1.3 gal).
Check and adjust the parking and service brakes.
Yearly
John Deere 4066M replacement parts
Engine oil filter. Part number: M806419
Engine primary fuel filter. Part number: MIU802421
Engine final fuel filter. Part number: MIU803127
Engine primary air filter. Part number: RE68048
Engine secondary air filter. Part number: RE68049
Diesel particulate filter (DPF). Part number: MIU802216
Transmission oil filter. Part number: RE45864
Hydraulic oil filter. Part number: LVA10419
Replace filter and engine oil. Check and clean the oil system.
Change or clean engine air cleaner elements.
Install a new hydraulic filter.
Replace transmission filter and add fresh fluid to
transmission/hydraulic system.
Drain water from fuel tank, then change the fuel filters (primary and
final).
Clean radiator and oil cooler fins.
Drain, flush and refill engine cooling system. Cooling System Capacity -
6.0 L (1.5 gal).
Inspect all hoses and clamps.
Check battery charge.
Adjust engine valve clearance.
Check and adjust fuel injectors.
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JOHN DEERE TRACTORS SPECIFICATIONS |
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JOHN DEERE TRACTORS ATTACHMENTS | ||||
1023E | 2025R | 2210 | 2520 | 3032E |
3046R | 3520 | 4066R | 4105 | 4200 |
4320 | 4400 | 4520 | 4600 | 4720 |
430 | 420 | 455 | X300 | X350 |
X485 | X500 | X590 | X700 | X738 |
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JOHN DEERE FRONT END LOADERS |
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JOHN DEERE TRACTORS MAINTENANCE |
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JOHN DEERE TRACTORS TROUBLESHOOTING | ||||
2640 | 3040 | 3310 | 3650 | 4100 |
5050D | 5090R | 5410 | 6105R | 7200R |
E130 | L111 | LA110 | LT155 | X300R |
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