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Kubota B7100 Maintenance
The
Kubota B7100 compact utility tractor was manufactured from 1976 to 1985. The
tractor was designed in 2 versions: B7100E (2WD) and B7100D (4WD). The Kubota
B7100 tractor is equipped with a 46.5 cu.in (0.8L) Kubota D750 4-cycle vertical
3-cylinder water-cooled diesel engine.
The engine has a cylinder bore of 2.68" (68 mm), piston stroke of 2.76"
(70 mm), maximum power of 16 hp (11.9 kW), and 50.1 Nm (37.2 lb-ft) of
peak torque at 1800 rpm. The mechanical transmission consists of a dry
clutch and unsynchronized gearbox with 6 forward and 2 reverse gears.
The maximum travel speed (forward and reverse): 8.3 mph (13.4 km/h) /
4.2 mph (6.7 km/h). The open center hydraulic system includes a gear
pump with fluid flow rate of 3 gpm (11.4 lpm). The hydraulic system
pressure is 117 bar (1700 psi). The Kubota B7100 is equipped with a ball
screw type manual steering, independent brakes with dry drum, 4.00x9
(2WD) or 6.00x12 (4WD) front tires, and 7.00x16 (2WD) or 8.00x16 (4WD)
rear tires. The wheelbase is 48.8" (1240 mm) for 2-wheel drive models
and 49.2" (1250 mm) for 4-wheel drive models.
Engine oil capacity, gal (L) |
1.03 (3.9) |
Engine coolant capacity, gal (L) |
1.2 (4.6) |
Hydraulic/transmission fluid capacity, gal (L) |
3.03 (11.5) |
Front axle oil capacity, qts (L) |
0.90 (0.85) |
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 or Super UDT |
Front axle oil type |
Gear lube SAE 80, SAE 80W-90 |
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 75 hours |
Clean engine air filter element |
Every 100 hours |
Clean engine fuel filter |
Every 100 hours |
Inspect and adjust fan belt |
Every 100 hours |
Replace engine oil filter |
Every 150 hours |
Replace hydraulic/transmission oil filter |
Every 300 hours |
Change hydraulic/transmission fluid |
Every 300 hours |
Change front axle oil |
Every 300 hours |
Check and adjust engine idling |
Every 300 hours |
Adjust parking and service brakes |
Every 300 hours |
Clean radiator fins |
Every 500 hours |
Replace engine air filter element |
Every 500 hours |
Change engine fuel filter element |
Every 500 hours |
Check and adjust valve clearance |
Every 600 hours |
Flush cooling system and add new coolant |
Every 1000 hours |
Engine oil filter part number |
HH150-32094 |
Engine fuel filter part number |
1T021-43560 (Element) |
Engine air filter part number |
70000-11221 |
Hydraulic/transmission oil filter part number |
66021-36390 |
Hydraulic/transmission filter gasket part number |
04811-10300 |
Drive belt part number |
70000-73818 |
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Farm Tractors Technical Specifications |