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| Home / Engines / Kubota Engines / Kubota D1302 |
Kubota D1302 Maintenance
| Engine Model: Kubota D1302 |
| Engine Type: 4-stroke 3-cylinder water-cooled diesel engine |
| Total Displacement: 79.3 cu.in (1.3 L) |
| Rated Engine Power: 30 Hp (22.4 kW) at 2800 rpm |
| Fuel System: Indirect fuel injection |
| Service Data |
Cylinder bore inside diameter, mm (in) ............... 82.000-82.022 (3.2283-3.2292)
Cylinder compression, kPa (psi) ............... 2240-3200 (325-463)
Cylinder head (max out of flatness), mm (in) ............... 0.05 (0.002)
Intake valve clearance (Cold), mm (in) ............... 0.18-0.22 (0.0071-0.0087)
Exhaust valve clearance (Cold), mm (in) ............... 0.18-0.22 (0.0071-0.0087)
Injection pressure, kPa (psi) ............... 13700-14700 (1991-2133)
Injection timing, deg (rad) ............... 23-25 (0.401-0.436) before TDC
Engine oil pressure (Idle Speed), kPa (psi) ............... 98.1 (14.2)
Engine oil pressure (Rated Speed), kPa (psi) ............... 294-441 (43-64)
Fan belt tension, N (kgf) ............... 98 (10)
Fan belt deflection, mm (in) ............... 10-12 (0.39-0.47)
| Engine Oil |
Engine Oil Type ............... SAE20, SAE30, 10W-30
Oil Classification (API Service) ............... CC or CD
Engine Oil Capacity, L (qts) ............... 6.1 (6.4)
| Engine Filters |
Oil filter part number ............... HH164-32430
Fuel filter part number ............... 15521-43160
Air filter part number ............... 70000-11081
| Service Intervals |
Service Air Cleaner ............... Every 100 hours
Check Battery ............... Every 100 hours
Check Belt Tension ............... Every 100 hours
Change Engine Oil ............... Every 200 hours
Change Oil Filter ............... Every 400 hours
Replace Fuel Filter ............... Every 400 hours
Replace Fan Belt ............... Every 400 hours
Clean Radiator Fins ............... Every 400 hours
Check Valve Clearance ............... Every 800 hours
Check Fuel Injection Pump ............... Every 1000 hours
Replace Air Cleaner ............... Every 1000 hours
Change Engine Coolant ............... Every 1500 hours
| Tightening Torque Specs |
Cylinder Head (Bolt and Washer) ............... 81 Nm (60 ft-lbs)
Cylinder Head (Flanged Bolt) ............... 94.5 Nm (70 ft-lbs)
Main Bearing Case (Bolt and Washer) ............... 33.8 Nm (25 ft-lbs)
Main Bearing Case (Flanged Bolt) ............... 40.5 Nm (30 ft-lbs)
Main Bearing Case Retainer (Bolt and Washer) ............... 67.5 Nm (50 ft-lbs)
Main Bearing Case Retainer (Flanged Bolt) ............... 73 Nm (54 ft-lbs)
Flywheel Bolt ............... 101.3 Nm (75 ft-lbs)
Connecting Rod (Non-flanged Bolt) ............... 40.5 Nm (30 ft-lbs)
Connecting Rod (Flanged Bolt) ............... 47.3 Nm (35 ft-lbs)
Rocker Arm Cover Bolt ............... 8.1 Nm (6 ft-lbs)
Rocker Arm Bracket ............... 27 Nm (20 ft-lbs)
Nozzle Holder Assembly ............... 47.3 Nm (35 ft-lbs)
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| Engines Technical Specifications |