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Kubota B3150 Maintenance
The
Kubota B3150 is a 4WD compact utility tractor from B50 series. This model was
manufactured between 2014 and 2020. The Kubota B3150 driveline includes a 91.5
cu.in (2 L) Kubota V1505 vertical 4-cylinder indirect injection water-cooled
diesel engine and 3-range hydrostatic transmission with infinite forward and
reverse gears.
The engine has a cylinder bore of 3.09" (78 mm), piston stroke of 3.10"
(79 mm), and rated power of 28 hp (20.9 kW). Max. travel speed (forward
and reverse): 11.5 mph (18.5 km/h) / 9 mph (14.5 km/h).
The open center hydraulic system used a gear pump with fluid flow rate
of 8.7 gpm (33.1 lpm). The hydraulic system pressure is 161.8 bar (2347
psi). The Kubota B3150 is equipped with a hydrostatic power steering,
wet disc brakes, 7.00x12 or 24x8.50-12 front tires, and 12.4x16 or
13.6x16 rear tires. The wheel base is 65.6" (1666 mm). The tractor is
compatible with the following attachments: 54", 60" mid-mount 3-blade
mower decks with cutting height of 1.5-4.0 in (30-100 mm), and
Kubota
LA534EC loader with lift capacity to full height of 1146 lbs (519 kg).
| Engine oil capacity, gal (L) |
1.05 (4.0) |
| Engine coolant capacity (ROPS), gal (L) |
1.1 (4.3) |
| Engine coolant capacity (Cab), gal (L) |
1.4 (5.4) |
| Hydraulic/transmission fluid capacity, gal (L) |
4.0 (15.0) |
| Front axle oil capacity, gal (L) |
1.25 (4.7) |
| Recommended Oil and Fluid |
| Engine oil type |
SAE 30, SAE 10W-30, 15W-40. API Service category CF-4, CG-4, CH-4, CI-4 |
| Engine coolant type |
Kubota Antifreeze/Coolant |
| Hydraulic/transmission fluid type |
Kubota UDT or Kubota Super UDT Fluid |
| Front axle oil type |
Kubota UDT, SAE 80, SAE 80W-90 Gear Oil |
| 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 |
| Clean engine fuel filter |
Every 100 hours |
| Inspect and adjust fan belt |
Every 100 hours |
| Check battery and clean terminals |
Every 100 hours |
| Adjust parking and service brakes |
Every 100 hours |
| Change engine oil |
Every 200 hours |
| Replace engine oil filter |
Every 200 hours |
| Replace hydrostatic transmission oil filter |
Every 200 hours |
| Clean cab air filters |
Every 200 hours |
| Clean power steering oil line |
Every 200 hours |
| Adjust toe-in |
Every 200 hours |
| Check and adjust engine idling |
Every 200 hours |
| Replace hydraulic oil filter |
Every 400 hours |
| Change hydraulic/transmission fluid |
Every 400 hours |
| Change front axle oil |
Every 400 hours |
| Replace engine fuel filter |
Every 400 hours |
| Clean radiator fins |
Every 400 hours |
| Check and adjust valve clearance |
Every 800 hours |
| Replace primary engine air filter |
Every 1000 hours |
| Replace secondary engine air filter |
Every 1000 hours |
| Check fuel injection nozzle |
Every 1500 hours |
| Flush cooling system and add new coolant |
Every 2000 hours |
| Engine oil filter part number |
HH160-32093 |
| Engine fuel filter part number |
6A320-58862, 6A320-59930 (Element) |
| Primary engine air filter part number |
6C060-99410 (Element) |
| Secondary engine air filter part number |
32721-58242 (Element) |
| Cab air filter part number |
T1855-71600, 6C430-75210 |
| HST transmission oil filter part number |
HH660-36060 |
| Hydraulic oil filter part number |
HH670-37710 |
| Drive belt part number |
16206-97013 (ROPS), 6C430-59280 (Cab) |
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| Farm Tractors Technical Specifications |
