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John Deere 2640 Maintenance

The John Deere 2640 is a 2040-series utility tractor. This model was manufactured from 1976 to 1982. The components of JD 2640 powerline system: John Deere 4 Cycle 4-cylinder diesel engine and a 8x4 collar shift transmission, or 2-Speed powershift transmission with 16 forward and 8 reverse gears.

A 276 cubic inches engine output rating is 77 hp (57 kW) at 2500 rev/min. The maximum forward speed - 17.3 mph (27.8 kph), max. reverse speed - 6.9 mph (11.1 kph). The closed center hydraulic system includes a piston pump with flow rate of 13 gpm (49.2 lpm). The hydraulic system pressure is 155 bar (2250 psi).

The tractor has a Cat.2 three-point hitch with a position control and lower-link draft sensing. The tractor is equipped with 7.5x16 front tyres and 16.9x28 rear tyres. The wheelbase is 85.8 inches (2170 mm).

Refill Capacities
Engine oil capacity, gal (L) 2.25 (8.5)
Engine coolant capacity, gal (L) 3.0 (11.4)
Hydraulic/transmission system capacity, gal (L) 10.0 (37.9)
Belt pulley oil capacity, qts (L) 1.3 (1.2)

Recommended Oil and Fluid
Engine oil type Torq-Gard, SAE 30, SAE 10W-30, 5W-20. API Service category CC/SD, CC/SE
Engine coolant type Cool-Gard Premix Coolant
Hydraulic/Transmission fluid type JD Hy-Gard or 303 Special-Purpose Oil
Belt pulley oil type JD Hy-Gard or 303 Special-Purpose Oil

Service Intervals
Check hydraulic/transmission fluid level Every 50 hours
Lubricate axle hub bearings Every 50 hours
Clean battery and check electrolyte level Every 50 hours
Change engine oil Every 100 hours
Replace engine oil filter Every 200 hours
Inspect and adjust fan belt Every 200 hours
Check belt pulley oil level Every 200 hours
Clean air cleaner element Every 200 hours
Change engine fuel filter Every 500 hours
Check injection timing Every 500 hours
Replace hydraulic/transmission oil filter Every 500 hours
Change belt pulley oil Every 500 hours
Check and adjust engine idling Every 500 hours
Check and adjust valve clearance Every 500 hours
Change hydraulic/transmission fluid Every 1000 hours
Clean and adjust wheel bearings Every 1000 hours
Clean hydraulic pump valve filter Every 1000 hours
Replace air cleaner element Every 1200 hours
Flush cooling system and add new coolant Every 1200 hours

Replacement Parts
Engine oil filter part number T19044
Engine fuel filter part number AR50041
Engine air cleaner part number AR84228 (primary), AE31724 (secondary)
Hydraulic/transmission oil filter part number AR75603
Hydraulic filter element part number R68381




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