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Kubota L2850 Maintenance

The Kubota L2850 is a 2WD or 4WD compact utility tractor from L-series. This model was manufactured between 1985 and 1990. The Kubota L2850 tractor is powered by 105.7 cu.in (1.73 L) Kubota V1702-DI-A 4-cylinder vertical water-cooled diesel engine with a rated power of 31 hp (23.1 kW) at 2800 rpm.

The Kubota L2850 is fitted with 2 transmission options: 8x7 partially synchronized transmission, or Glide shift (GST) transmission with 8 forward and 8 reverse gears. The maximum forward speed - 13.1 mph (21.2 kph), maximum reverse speed - 10.7 mph (17.3 kph).

The open center hydraulic system includes a gear pump with a rated capacity of 7.8 gallons per minute (29.5 liters per minute). The hydraulic system pressure is 157 bar (2275 psi). The 2-wheel drive models are equipped with 5.00x15 front tyres and 12.4x24 rear tyres. The 7.00x16 front tyres and 12.4x24 rear tyres fit 4-wheel drive tractors. The wheel base is 68.3" (1730 mm).

The Kubota L2850 is compatible with the following attachments: a 72" mid-mount 3-blade mower deck, BF500 loader with a lift capacity to full height of 1102 lbs (500 kg), BL4520 backhoe with a max digging depth of 78" (1980 mm), and BL4530 backhoe with a max digging depth of 90" (2280 mm).

Refill Capacities
Engine oil capacity, gal (L) 2.25 (8.5)
Engine coolant capacity, gal (L) 1.5 (5.6)
Hydraulic/transmission fluid capacity (Shuttle), gal (L) 7.5 (28.5)
Hydraulic/transmission fluid capacity (GST), gal (L) 7.1 (27.0)
Front axle oil capacity, gal (L) 1.7 (6.5)

Recommended Oil and Fluid
Engine oil type SAE 20, SAE 30, SAE 10W, 10W-30. API Service category CC, CD
Engine coolant type Kubota Antifreeze/Coolant
Hydraulic/transmission fluid type Kubota UDT Fluid
Front axle oil type Kubota UDT, SAE 80, SAE 80W-90 Gear Oil

Service Intervals
Check hydraulic/transmission fluid level Every 50 hours
Check front axle oil level Every 50 hours
Lubricate axle hub bearings Every 100 hours
Clean engine air filter element Every 100 hours
Clean engine fuel filter element Every 100 hours
Change engine oil Every 200 hours
Replace hydraulic oil filter Every 200 hours
Check battery and clean terminals Every 200 hours
Inspect and adjust fan belt Every 200 hours
Adjust parking and service brakes Every 200 hours
Check power steering oil line Every 200 hours
Check and adjust engine idling Every 200 hours
Replace engine oil filter Every 400 hours
Replace engine fuel filter Every 400 hours
Clean magnetic plug (GST) Every 400 hours
Change hydraulic/transmission fluid Every 400 hours
Change front axle oil Every 400 hours
Check and adjust valve clearance Every 800 hours
Check fuel injection nozzles Every 800 hours
Replace engine air filter element Every 1000 hours
Flush cooling system and add new coolant Every 1000 hours

Replacement Parts
Engine oil filter part number HH164-32430
Engine fuel filter part number 15521-43160 (Element)
Engine fuel filter gasket part number 04811-50650 and 04816-00160
Engine air filter part number 70000-11081, 17381-11180
Hydraulic oil filter part number H3840-37712 and 30401-37580
Drive belt part number 15196-97010



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