Yanmar 4JH3-TE, Operation Manual

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8 2. PRODUCT EXPLANATION
2.2.3 4JH3-HTE
Engine model 4JH3-HTE
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 67.7(92)/3700
Max. output
kW{hp}/rpm
(Crankshaft)
*73.6(100)/3800
**71.4(97)/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 KBW21 KM4A KMH4A
-
Type
Mechanical wet multiple
disk clutch input/output
eccentric parallel drive Mechanical wet cone
clutch 7
°
Down
angle drive
Hydraulic wet multiple
disk clutch 8
°
Down
angle drive
Reduction ratio
(Ahead/Astern)
2.17/3.06 2.62/3.06
1.47/1.47 2.14/2.14
2.04/2.04 2.45/2.45
2.63/2.63 3.30/3.30
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(5-0.25
×
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 5.2(7
°
) 6.4(0
°
)
Refer to the left
All 6.3(7
°
) 7.5(0
°
)
Marine gear 1.2 1.3 2.0 -
Cooling water
capacity L
Fresh water tank 7.2
Subtank 0.8
Dimensions (L
×
W
×
H) mm 898
×
581
×
660 888
×
580
×
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 ventila-
tor
16m
3
/min or greater
Dry mass kg 258 256 259 228
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)