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John Deere 6125M Inspection and Maintenance

John Deere 6125M Service Intervals

Every 10 Hours or Daily Checks

Check engine oil level. If the oil level is too low, fill in new oil.

Transmission/hydraulic oil level checking. When transmission/hydraulic oil is low, add recommended volume.

Check engine air filter elements. Change if required.

Inspect cab air filter elements. Change as required.

Check radiator coolant level. If the coolant level is too low, add coolant in cooling system.

Check engine speed, steering, parking brake and service brakes. If damages are found, repair it.

Oil Change And Filter Replacement

Every 250 hours

Engine oil change. Recommended oil type: Plus-50, SAE 15W-40, 10W-30, 5W-30. API Service Category CJ-4, CI-4, CH-4. Oil system capacity: 16 L (4.2 gal). After filling, check the engine oil level with a dipstick.

Changing engine oil filter. Engine oil filter part number: RE504836. Flush the filter housing before the filter element replacement procedure. After Installing a new filter, check the oil level. If required, add it.

Every 500 hours

Change engine fuel filter. Engine fuel filter part number: RE544394.

Replace engine fuel/water separator. Part number - RE546336. Check injection pump adjustments.

Every 750 hours

Changing transmission fluid filter. Transmission filter part number: AL221066. When Installation is complete, check the transmission/hydraulic fluid level. Add fluid if necessary.

Replace hydraulic filter element. Hydraulic filter part number: AL169573. When Installation is complete, check the transmission/hydraulic fluid level. If required, add it.

Every 1500 hours

Transmission/hydraulic fluid change. Recommended oil type - Hy-Gard, JDM J20C, JDM J20D. Transmission and hydraulic system capacity: 52 L (13.7 gal). After filling, check the transmission/hydraulic oil level with a dipstick.

Change cab air filter. Part Number - L214634/L152026.

Install a new cab fresh air filter element. Part Number - AL177184.

Change engine primary air filter. Part Number - AL215055.

Open crankcase ventilation filter change. OCV filter part Number - DZ105796.

Front axle lubricant change. Front axle housing capacity: 8.2 L (2.2 gal). Front axle oil: Hy-Gard, JDM J20C.

Yearly Maintenance

John Deere 6125M replacement parts

Engine Primary Air Filter. Part Number: AL215055
Engine Secondary Air Filter. Part Number: AL215054
Engine Oil Filter. Part Number: RE504836
Engine Fuel Filter. Part Number: RE544394
Engine Fuel/Water Separator. Part Number: RE546336
Transmission Oil Filter. Part Number: AL221066
Hydraulic Filter Element. Part Number: AL169573
Cab Fresh Air Filter. Part Number: AL177184
Cab Air Filter. Part Number: L214634/L152026
Open Crankcase Ventilation (OCV) Filter. Part Number: DZ105796
Diesel Particulate Filter. Part Number: RE551147

Change engine oil and filter. Service oil system components.

Change engine primary/secondary air cleaner elements.

Replace transmission filter and oil.

Install a new hydraulic filter.

Change hydraulic/transmission oil.

Replace the fuel filter and fuel/water separator, but drain water from fuel tank first.

Install a new cab fresh air filter.

Change cab air filter.

Clean oil cooler fins and radiator.

Flush the cooling system and add new coolant. Cooling system capacity: 28.2 L (7.5 gal).

Check all hoses and clamps.

Check level of battery electrolyte.

Check engine valve clearance.

Check and adjust injection pump.