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John Deere 1050 Maintenance

The John Deere 1050 is a 2WD or 4WD compact utility tractor. This model was manufactured from 1980 to 1989. The John Deere 1050 is equipped with Yanmar 3T90-J four-stroke 3-cylinder direct injection water-cooled diesel engine with a maximum power of 37 hp (27.6 kW), and sliding gear transmission with dry clutch and 8x2 gearbox.

Max. travel speed (forward/reverse): 12.5 mph (20.1 km/h) and 5.7 mph (9.2 km/h). The open center hydraulic system includes a gear pump with a rated fluid flow of 7.5 gpm (28.4 lpm). The hydraulic pressure is 2030 psi (140 bar).

The JD 1050 was equipped with a manual steering system, differential mechanical internal expanding shoe brakes, 6.00x16 front tires, and 13.6x28 rear tires. The wheel base is 68.9" (1750 mm). Compatible attachments for the tractor: a 72" mid-mount 3-blade mower deck, 72" front-mount blade, John Deere 80 loader with a maximum lift height of 93.5" (2370 mm), and John Deere 8A backhoe with 2-ft flat digging depth of 102" (2590 mm).

Refill Capacities
Engine oil capacity, gal (L) 1.8 (6.6)
Engine coolant capacity, gal (L) 1.65 (6.2)
Hydraulic system capacity, gal (L) 6.8 (26.0) w/o MFWD or 9.1 (34.5) with MFWD
Front axle oil capacity (MFWD), gal (L) 2.25 (8.5)

Recommended Oil and Fluid
Engine oil type Torq-Gard Supreme, SAE 30, SAE 15W-40. API Service category CD or SC
Engine coolant type Cool-Gard Premix or Cool-Gard PG Premix
Hydraulic/transmission fluid type Hy-Gard JDM J20A/J20B, Low Viscosity Hy-Gard, JDM J20D
Front axle oil type GL-5 Gear Lubricant, SAE 80W-140 or 85W-140

Service Intervals
Check battery and clean terminals Every 50 hours
Check front axle oil level Every 50 hours
Check hydraulic/transmission fluid level Every 50 hours
Lubricate axle hub bearings Every 50 hours
Change engine oil Every 200 hours
Replace engine oil filter Every 200 hours
Change hydraulic/transmission fluid Every 200 hours
Replace hydraulic/transmission filter Every 200 hours
Check and service air filter elements Every 200 hours
Inspect and adjust alternator belt Every 200 hours
Change engine fuel filter Every 600 hours
Check and adjust engine idling Every 600 hours
Change front axle oil Every 600 hours
Adjust parking and service brakes Every 600 hours
Check and adjust valve clearance Every 600 hours
Replace primary engine air filter Every 1200 hours
Replace secondary engine air filter Every 1200 hours
Flush cooling system and add new coolant Every 1200 hours

Replacement Parts
Engine oil filter part number M801002
Engine fuel filter part number M801101, CH10479
Primary engine air filter part number CH12767
Secondary engine air filter part number CH12881
Hydraulic/transmission oil filter part number CH19711




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