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John Deere 2450 Maintenance

The John Deere 2450 is a 2WD/4WD farm utility tractor. This model was manufactured between 1987 and 1994. The tractor is powered by JD 4239-DL 4 stroke four-cylinder direct injection liquid-cooled diesel engine with a rated power of 70.0 hp (52.3 kw) and 189 lb-ft (255 Nm) of peak torque at 1500 rpm.

The John Deere 2450 tractor is fitted with 2 types of transmission. 1st type: 16x8 two-speed powershift transmission. 2nd type: partially synchronized transmission with 8 forward and 4 reverse gears. Max. forward speed - 18.6 mph (29.9 kph), maximum reverse speed - 8.1 mph (13.0 kph).

The closed center constant pressure hydraulic system used a piston pump with a rated capacity of 11.6 gpm (44 lpm). The hydraulic pressure is 190 bar (2755 psi). The 4-wheel drive models are equipped with 11.2x28 front tires and 13.6x38 rear tires. The 7.5x18 front tires and 13.6x38 rear tires are used for tractors with 2-wheel drive. The wheelbase is 89.2" (2260 mm) for 2WD models and 90" (2280 mm) for 4WD models.

Refill Capacities
Engine oil capacity, gal (L) 2.6 (10.0)
Engine coolant capacity (with Cab), gal (L) 4.0 (15.0)
Engine coolant capacity (w/o Cab), gal (L) 3.4 (13.0)
Hydraulic/transmission system capacity, gal (L) 12.5 (47.5)
Front axle oil capacity, gal (L) 1.4 (5.3)

Recommended Oil and Fluid
Engine oil type Plus-50, Torq-Gard Supreme, SAE 10W-30, 15W-40, 5W-30. API Service category CE or CD
Engine coolant type Cool-Gard Premix or Cool-Gard PG Premix
Hydraulic/transmission fluid type Hy-Gard JDM J20A, JDM J20B, or Quatrol
Front axle oil type GL-5 Gear Lubricant, SAE 80W-140 or 85W-140

Service Intervals
Check hydraulic/transmission fluid level Every 50 hours
Lubricate axle hub bearings Every 50 hours
Check battery and clean terminals Every 100 hours
Check front axle oil level Every 100 hours
Change engine oil Every 200 hours
Replace engine oil filter Every 200 hours
Inspect and adjust alternator belt Every 200 hours
Check and service engine air filters Every 200 hours
Replace hydraulic/transmission filter Every 500 hours
Check and adjust engine idling Every 500 hours
Check and adjust valve clearance Every 500 hours
Lubricate rear axle bearings Every 500 hours
Adjust parking and service brakes Every 500 hours
Change hydraulic/transmission fluid Every 1000 hours
Change engine fuel filter Every 1000 hours
Replace hydrostatic steering filter Every 1000 hours
Replace primary engine air filter Every 1000 hours
Replace secondary engine air filter Every 1000 hours
Replace cab air filter elements Every 1000 hours
Change front axle oil Every 1000 hours
Check fuel injection nozzles Every 2000 hours
Flush cooling system and add new coolant Every 2000 hours

Replacement Parts
Engine oil filter part number T19044
Engine fuel filter part number AR50041, AL67975
Primary engine air filter part number AZ20623, AL65051
Secondary engine air filter part number AE31724, AL67195
Cab air filter part number L38598/R65450, L38596/R57652
Transmission oil filter part number AR75603
Hydraulic oil filter part number AL56469, RE34958
Hydrostatic steering oil filter part number AL31413




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