Yanmar 3JH4E, Service Manual

Page: 27 / 350

1. General
7
(3) 4JH4-TE series (4JH4-TFE, 4JH4-TBE, 4JH4-THE, 4JH4-TIE, 4JH4-TCE, 4JH4M-TE)
(Note)
1. Rating condition: ISO 8665
• Fuel temperature 40°C at the inlet of the fuel injection pump. (ISO 8665)
2. 1HP (metric horse power) ≒ 0.7355 kW
3. Fuel condition: Density at 15°C = 0.842
4. The "Total" oil quantity includes: Oil in oil pan and oil in channels, coolers and filter.
5. The effective amount of oil shows the difference in maximum scale of the dipstick and minimum scale.
Official engine model name unit 4JH4-TE
Company internal model name - 4JH4-TFE 4JH4-TBE 4JH4-THE 4JH4-TIE 4JH4-TCE 4JH4M-TE
Marine gear model - ZF30M KM4A2 KMH4A ZF25A SD50-4T 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 mm (inch) 84 x 90 (3.31 x 3.54)
Displacement L 1.995
Continuous
power
Output at
crankshaft/
Engine speed
kW (HP)/min
-1
50.2(68.3) / 3101
Fuel stop
power
Output at
crankshaft/
Engine speed
kW (HP)/min
-1
55.2(75.1) / 3200 (at Fuel temp. 40 °C)
Output at
propeller shaft/
Engine speed
kW (HP)/min
-1
53.0(72.1) / 3200 (at Fuel temp. 40 °C)
-
Installation - Flexible mounting
Fuel injection timing deg b.T.D.C.
Plunger lift at Top Dead Center: 1.26±0.01mm (when W-C.S.D. is released)
FIT (at plunger lift 1.00mm with W-C.S.D. released): 2.55±1
Fuel injection opening
pressure
MPa 21.6±0.5
Main power take off - At flywheel side
Direction of
rotation
Crankshaft - Counter-clockwise viewed from stern
Propeller shaft
(Ahead)
-
Clockwise
viewed
from stern
Clockwise or counter-clockwise
(Bi-rotation)
-
Cooling system - Fresh water cooling with heat exchanger
Lubrication system - Complete enclosed forced lubrication
Coolant capacity (fresh) L (quart) Engine: 7.2(7.6), Coolant recovery tank: 0.8(0.8)
Lubricating
oil capacity
(engine)
Rake angle deg. 7 deg 0 deg 7 or 0 deg
Total (Note 4)
L (quart)
5.7±0.3
(6.0±0.3)
6.9±0.3
(7.3±0.3)
Refer
to left
Oil pan only
5.2±0.3
(5.5±0.3)
6.4±0.3
(6.8±0.3)
Refer
to left
Effective (Note 5) 2.4(2.5)
Starting
system
Type - Electric
Starting motor V-kW DC 12V-1.4 kW
AC generator V-A 12V-80A (12V-60A optional)
Engine
dimension
Overall length
mm (inch)
923(36.3) 903(35.6) 933(36.7) 1017(40.0) 782(30.8) 782(30.8)
Overall width 616(24.3)
Overall height 659(25.9)
Flywheel major dimension mm (inch) D339 x 66 (13.3 x 2.6)
Engine dry mass
(include marine gear)
kg 235 237 238 237
249
(engine 207)
207