Yanmar 4JH3-TE, Operation Manual

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2. PRODUCT EXPLANATION 9
2.2.4 4JH3-DTE
Engine model 4JH3-DTE
Use Pleasure 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 85.3(116)/3700
Max. output
kW{hp}/rpm
(Crankshaft)
*91.9(125)/3800
**89.1(121.3)/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
Marine gear
Model KMH4A
-
Type Hydraulic wet multiple disk clutch 8
°
Down angle drive
Reduction ratio
(Ahead/Astern)
2.04/2.04, 2.45/2.45
Direction of
rotation
Crankshaft Counterclockwise (Viewed from stern side)
Propeller shaft Clockwise (Viewed from stern side) -
Fuel injection pump Bosh-distributor type Model VE(ZEXEL)
Fuel injection valve Pinhole injection nozzle YDLLA-P(5-0.26
×
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(0
°
)
Refer to the left
All 7.5(0
°
)
Marine gear 2.0 -
Cooling water
capacity L
Fresh water tank 7.2
Subtank 0.8
Dimensions(L
×
W
×
H) mm 898
×
581
×
660 888
×
581
×
660 886
×
581
×
635 763
×
581
×
660
Engine installation style On the flexible rubber engine mount
Recommended battery capacity 12V-120A or greater
Recommended engine room ventilator 20m
3
/min or greater
Dry mass kg 260 229
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)