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John Deere 4840 Inspection and Maintenance

John Deere 4840 Maintenance Intervals

Every Ten Hours or Daily

Motor oil level checking. If the engine oil level is low, add fresh oil.

Transmission oil level checking. When the transmission fluid is low, add fresh oil.

Check and change fuel filter. Fuel filter part number - AR50041. Check the efficiency of injection pump.

Check engine air filter element. Install a new filter if required.

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

Check engine idling, steering system, parking brake and service brakes. Repair any malfunctions if necessary.

Every 50 Hours

Check tire air pressure. Inflate tires if required.

Check the battery. Clean if required.

Check front axle oil level. Fill as required.

Check the oil in hydraulic tank. If necessary, add hydraulic fluid to the system.

Lubricate the front axle bearing assembly.

Check tightness of wheel bolts and nuts.

Every 200 hours

Inspect engine coolant filter. Part number: RE11992. Change every 200 hours and annually.

Changing engine oil. Recommended oil type - SAE 30 with API classification CD, CC or SD or Torq-Gard. Lubricating system capacity - 20 L (5.3 gal). After replacing the engine oil, check the level with a dipstick.

Change engine oil filter. Engine oil filter part number: AR43634 / DZ101880 (Reman Engine). When replace the filter, flushing the housing is necessary. Check the oil level after installing a new filter. If necessary, add oil.

Changing hydraulic/transmission fluid. Recommended hydraulic/transmission fluid: Hy-Gard. How much is required - 62.5 L (16.5 gal). Check transmission oil level after replacement.

Hydraulic/transmission fluid filter changing. Fluid filter part number - AR98098. After installation, checking the hydraulic/transmission oil level is recommended. Add fluid if required.

Replacing cab recirculation air filter. Recirculation air filter part number: RE67830.

Check the cab fresh air filter and change if required. Part number: R65450.

Clean the radiator grill from dirt and dust.

Check fan/alternator belt for wear. Replace if necessary.

Check the tightening torque of the wheel bolts.

Every 600 Hours

Inspect engine primary air filter and clean if required. Engine primary air filter part number: AR80652.

Check the engine secondary air filter. Part number: AR80653. Clean if required. Replace annually and as required.

Check cooling system for leaks. Add coolant if necessary.

Check engine idle. Adjust engine idle as required.

Inspect all fittings and hoses. Tighten as recommended.

Front axle lubricant change.

Check and adjust the service and parking brakes.

Yearly

John Deere 4840 replacement parts

Engine fuel filter. Part number: AR50041
Engine oil filter. Part number: AR43634/DZ101880 (Reman Engine)
Engine primary air filter. Part number: AR80652
Engine secondary air filter. Part number: AR80653
Engine coolant filter. Part number: RE11992
Cab recirculation air filter. Part number: RE67830
Cab fresh filter. Part number: R65450
Hydraulic/transmission oil filter. Part number: AR98098
Hydraulics filter element. Part number: R27173

Change filter and engine oil. Check and clean the oil system.

Install a new primary and secondary air filters.

Inspect hydraulic filter. Hydraulic filter element part number - R27173. Clean filter every 1200 hours.

Replace transmission/hydraulic filter and fluid.

Drain water from fuel tank and replace fuel filters.

Clean radiator and oil cooler fins.

Flush the cooling system and refill with new coolant. Cooling system capacity: 38 L (10 gal).

Inspect all clamps hoses and hoses.

Check level of battery electrolyte.

Check engine valve clearance.

Inspect and adjust diesel injection pump.

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

JOHN DEERE TRACTORS TROUBLESHOOTING
2640	3040	3310	3650	4100
5050D	5090R	5410	6105R	7200R
E130	L111	LA110	LT155	X300R