SPECIFICATIONS
JH Series Operation Manual 103
12/05
4JH4-TE Engine
Note: Density of fuel: 0.842g/cm
3
at 15°C. Fuel temperature at the inlet of the fuel injection pump.
Note: 1 hp metric = 0.7355 kW
Engine Model 4JH4-TE
Marine Gear Model ZF30M KM4A2 KMH4A ZF25A SD60-4 Bobtail
Use Pleasure use
Type Vertical water cooled 4-cycle diesel engine
Combustion System Direct injection
Air Charging Turbocharged
Number of Cylinders 4
Bore x Stroke 84 x 90 mm (3.31 x 3.54 in.)
Displacement 1.995 L (121.74 cu in.)
Continuous power
50.2 kW (68.3 hp metric) / 3101 min
-1
Rating Condition:
*
Fuel stop
power
Output at crankshaft
/ engine speed
55.2 kW (75.1hp metric) / 3200 min
-1
*
Output at propeller
/ engine speed
53.0 kW (72.1hp metric) / 3200 min
-1
*-
Installation Flexible mounting
Fuel Injection Timing Plunger lift at TDC 1.26 ± 0.1 mm (when W-CSD is released)
Fuel Injection Opening Pressure 21.6 ± 0.5 MPa
Main Power Take Off At flywheel end
Direction of
Rotation
Crankshaft Counterclockwise viewed from stern
Propeller shaft
(Ahead)
Clockwise
from stern
Clockwise or counterclockwise
(Bi-rotation)
-
Cooling System Coolant cooling with heat exchanger
Lubrication System Forced lubrication system
Cooling Water Capacity (fresh) Engine: 7.2 L (7.6 qt), Reservoir: 0.8 L (0.8 qt)
Lubricating
Oil Capacity
(engine)
Rake angle 7° 0° 7° or 0°
Total
**
5.7 ± 0.3 L
(6.0 ± 0.3 qt)
6.9 ± 0.3 L (7.3 ± 0.3 qt) Refer to
left
Oil pan only
5.2 ± 0.3 L
(5.5 ± 0.3 qt)
6.4 ± 0.3 L (6.8 ± 0.3 qt) Refer to
left
Effective
***
2.4 L (2.5 qt)
Starting
System
Type Electric
Starting motor DC 12 V - 1.4 kW
AC generator 12 V - 120 A
Engine
Dimension
Overall length 923 mm
(36.3 in.)
903 mm
(35.6 in.)
933 mm
(36.7 in.)
1017 mm (40.0
in.)
782 mm (30.8 in.) 782 mm
(30.8 in.)
Overall width 616 mm (24.3 in.)
Overall height 659 mm (25.9 in.)
Flywheel Major Dimension D339 x 66 mm (13.3 x 2.6 in.)
Engine Dry Mass
(including marine gear)
235 kg
(518 lb)
237 kg
(523 lb)
238 kg
(525 lb)
237 kg (523 lb)
engine: 207 kg
(456 lb)
265 kg
(584 lb)
207 kg
(456 lb)
* Temperature of fuel; 40°C at fuel pump inlet; ISO 8665
** The “total” oil quantity includes oil in oil pan, channels, coolers and filter.
*** The effective amount of oil shows the difference in maximum scale of the dipstick and minimum scale.
JH5_EN_OPM.book 103 ページ ２０１３年８月８日 木曜日 午前９時２３分
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