Yanmar 4LHA-STP User Manual

• 4LHA-HTP/-HTZP
Engine model
Type
No. of clinders
4LHA-HTP
4LHA-HTZP
Vertical water cooled 4-cycle diesel engine
4
Bore X Stroke
mm
100X110
Displacement
3.455
Fuel stop power at cranksheift
kw(hp)/rpm
118 (160)/3300
Cont. power at crankshaft.
kw(hp)/rpm
91.2/(124)/3100
High idling
rpm
3700 ± 25
Low idling
rpm
750 ± 25
Combustion system
Direct injection
Starting system
Electric starting (12V-2.5kW)
Charging system
Regulator built in Alternator DC12V-55A
Cooling system
Constant high temperature fresh water cooling (2 systems: sea & fresh water)
Lubrication system
Forced lubrication system with trochoidal gear pump
Direction of rotation (crankshaft)
Counter-clockwise (viewed from flywheel side)
Lube oil capacity
All
13.0
Oil pan
10.0
Cooling water capacity
15 (Engine), 0.8 (Sub-tank)
Turbochager
Model
RHC61W (IHI made)
Type
Water cooled turbine housing
Dimension (L XW XH) (gear less) mm
937X681X741
1039 X777 X830
Dry mass tgear lésSj
Recommended battery capacity
Recommended type of remote control
handle
388
12VX120Ah
Single lever type only
Engine installation style
On the flexible engine mount
(Note) 1. Rating condition : ISO 3046-1. 2. 1 hp = 0
3. Fuel condition : Density at 15t:= 0.860, Fuel
• Marine gear (Optional)
7355 kW
oil temperature 25t: at the fuel injection pump inlet.
Model
HURTH
HSW450A2
MERCRUSER
Bravo X-1
Bravo X-2
Bravo X-3
Type
8* down
Hydrauiic
Stem drive
4LHA-HTP
4LHA-HTZP
1.26
1.36
1.51
1.50
Reduction ratio
(Both ahead and astern)
2.03
1.65
2.43
1.50
1.65
1.81
2.00
2.20
1.36
1.50
1.65
1.81
_2.00
2.
For further detail, refer to the maker's manual
-10-

Yanmar 4LHA-STP Specifications

General

Number of Cylinders	4
Fuel System	Direct Injection
Engine Type	4-Stroke Vertical Water-Cooled Diesel Engine
Displacement	3.455 L
Bore x Stroke	100 mm x 110 mm
Aspiration	Turbocharged