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Kubota L3830 Maintenance

The Kubota L3830 is a two-wheel drive or four-wheel drive compact utility tractor from L30-series. This model was manufactured between 2003 and 2007. The tractor was designed in 3 versions: L3830F (2WD), L3830DT (4WD, 8-speed), and L3830HST (4WD, hydro).

The Kubota L3830 is powered by Kubota D1803 vertical 3-cylinder indirect injection water-cooled diesel engine with a rated power of 37.4 hp (27.9 kW) and 120.7 Nm (89 lb-ft) of peak torque at 1600 rpm. The Kubota L3830 is fitted with two transmission options: 8x8 (16x16 w/creeper) Sync Shuttle fully synchronized transmission, or 3-range hydrostatic transmission. The maximum forward speed - 17.9 mph (28.8 kph), max. reverse speed - 14.9 mph (24 kph).

The open center hydraulic system includes a gear pump with rated fluid flow of 8.3 gpm (31.5 lpm). The hydraulic system pressure is 177 bar (2560 psi). The Kubota L3830 was equipped with a hydrostatic power steering system, wet disc brakes, 6.00x16 (2WD) or 8.00x16 (4WD) front tires, and 13.6x24 rear tires. The wheelbase is 72.6 (1840) for 2WD models and 72.4 (1830) for 4WD models. The tractor is compatible with a Kubota LA723 loader with 72" (1820 mm) bucket and lift capacity to full height of 1870 lbs (848 kg).

Refill Capacities
Engine oil capacity, gal (L) 1.75 (6.7)
Engine coolant capacity (ROPS), gal (L) 2.0 (7.5)
Engine coolant capacity (Cab), gal (L) 2.3 (8.7)
Hydraulic/transmission fluid capacity, gal (L) 11.4 (43.0)
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, 10W-40. API Service category CD, CE, CF
Engine coolant type Kubota Antifreeze/Coolant
Hydraulic/transmission fluid type Kubota UDT or Kubota Super UDT
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 50 hours
Clean engine air filter elements Every 100 hours
Service engine fuel filter element Every 100 hours
Check battery and clean terminals Every 100 hours
Inspect and adjust fan belt Every 100 hours
Adjust parking and service brakes Every 100 hours
Change engine oil Every 100 hours
Replace engine oil filter Every 200 hours
Replace hydraulic oil filter Every 200 hours
Replace hydrostatic transmission oil filter Every 200 hours
Clean cab air filters Every 200 hours
Check power steering oil line Every 200 hours
Check and adjust engine idling Every 200 hours
Clean radiator fins Every 300 hours
Change hydraulic/transmission fluid Every 400 hours
Change front axle oil Every 400 hours
Replace engine fuel filter Every 400 hours
Replace primary engine air filter element Every 600 hours
Replace secondary engine air filter element Every 600 hours
Check and adjust valve clearance Every 800 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, 1A001-43160 (Element)
Primary engine air filter part number TA040-93230
Secondary engine air filter part number TA040-93220 (Element)
Hydraulic oil filter part number HHTA0-37710
HST transmission oil filter part number HHTA0-59900
Cab air filter part number T0270-72070, TA043-71600
Drive belt part number 15469-97010



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