Yanmar 4JH3-TE, Operation Manual

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2. PRODUCT EXPLANATION 7
2.2.2 4JH3-TCE
Engine model 4JH3-TCE
Use Pleasure boat (Sailing boat)
Type Vertical water-cooled 4-cycle diesel engine
No. of cyl.-bore
×
stroke mm 4-
φ
84
×
90
Displacement L 1.995
Aspiration Turbooharged
Cont. rating kW{hp}/rpm 50.7(69)/3700
Max. output
kW{hp}/rpm
(Crankshaft)
*55.2(75)/3800
**53.5(72.8)/3800
High idling rpm 4300
±
25
Low idling rpm 700
±
25
Combustion system Direct injection
Starting system Electric starting
Cooling system Constant high temperature fresh water cooling
Lubricating system Forced lubrication system with trochoid pump
Sail drive
Model SD40-4T
Type Mechanical wet cone clutch
Reduction ratio Refer to the operation manual for the sail drive
Direction of
rotation
Crankshaft Counterclockwise(Viewed from stern side)
Propeller Refer to the operation manual for the sail drive
Fuel injection pump Bosh-distributor type Model VE(ZEXEL)
Fuel injection valve Pinhole injection nozzle YDLLA-P(5-0.22
×
150
°
)
Turbocharger RHB52(IHI) Water cooled and forced lubrication system
Elec. devices
Starter DC12V-1.4kW
Alternator DC12V-55A
Lube oil L
capacity
(raked angle)
Engine
Oilpan 6.4 (Raked angle 0
°
)
All 7.5 (Raked angle 0
°
)
Drive Refer to the operation manual for the sail drive
Cooling water
capacity L
Fresh water tank 6.0
Subtank 0.8
Dimensions (L
×
W
×
H) mm 1086
×
565
×1238
(Propeller shaft center)
Engine installation style On the flexible nubber engine mount
Recommended battery capacity 12V-120A or greater
Recommended engine room ventilator 12m
3
/min or greater
Dry mass kg 219(Engine)
Note:
1. Rating condition : ISO 3046-1, 8665
2. 1hp=0.7355kW
3. Fuel condition : Density at 15
°
C=0.860,Fuel oil temperature *:25
°
C at the fuel injection pump inlet
** : ISO 8665(Fuel oil temp. 40
°
C at the fuel injection pump inlet)