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4 SPECIFICATIONS
4.1 ENGINE SPECIFICATION ______________________________________________
Kubota
Model D722-E3B D722-E4B
Type Vertical, water-cooled, 4-cycle diesel engine.
Number of Cylinders 3
Bore & Stroke 67mm x 68mm (2.64 x 2.68)
Total Displacement 719cm³
Combustion Chamber Spherical type (E-TVCS) Spherical type (E-TVCS,NA)
Gross Intermittent Power 13.2kW (17.7hp) @ 3200rpm
Maximum Speed: 3400 ± 50 RPM (No load) 3500 ± 50 RPM (No load)
Idle Speed: 1700 ± 100 RPM 1800 ± 50 RPM
Order of Firing 1-2-3
Direction of Rotation Counter-clockwise (viewed from flywheel side)
Injection Pump Bosch MD type mini pump
Injection Pressure 13.73 MPa (140kgf/cm²)
Injection Timing (Before T.D.C.) 21° 20°
Compression Ratio 23:1 23.5:1
Fuel: No. 2-D Diesel fuel (ASTM D975)
Lubrication (API Classification) Above CF grade
Oil Sump Capacity: 3.2 litres (0.85 gallon US)
Dimensions (length x width x height) 435.1mm x 404mm x 564.1mm (17.12 x 15.90 x 22.20)
Dry Weight 63.1kg
Starting System Cell starter (with glow plug)
Starting Motor 12V, 0.8 kW 12V, 1.0kW
Charging Generator 12V, 450w 12V, 40A
Briggs & Stratton
Model Vanguard 350447
Type V Twin type 1294, 4 stroke air cooled
Number of Cylinders: 2
Gross Intermittent Power: 13.2kW (17.7hp) @ 3400rpm
Total Displacement: 574 cm³
Maximum Speed: 3400 RPM (No load)
Idle Speed: 1700 ± 100 RPM
Oil sump capacity: 1.4 litres (0.37 gallon US)
Fuel: Unleaded gasoline minimum 87 octane
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