Yanmar 4LHA-STP User Manual

• 4LHA-DTP/-DTZP
Engine model
4LHA-DTP 4LHA-DTZP
Type
Vertical water cooled 4-cycle diesel engine
No. of clinders
4
Bore X Stroke mm
100X110
Displacement i
3.455
Fuel stop power at crankshaft
kw(hp)/rpm
147(200)73300
Cont. power at crankshaft.
kw(hp)/rpm
116/(158)/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
Lube oil capacity
Oil pan £
10.0
Cooling water capacity £
15 (Engine), 0.8 (Sub-tank)
Turbochager
Model
RHC61W(IHI made)
Turbochager
Type
Water cooled turbine housing
Dimension (LXWX
H) (gear less) mm
937X686X741
1039X787X830
Dry mass (gear less) kg
365
388
Recommended battery capacity
12VX120Ah
Recommended type of remote control
handle
Single lever type only
Engine installation style
On the flexible engine mount
I (Note) 1. Rating condition : ISO 3046-1. 2.1 hp = 0.7355 kW
3. Fuel condition : Density at 15'C= 0.860, Fuel oil temperature 25°C at the fuel injection pump inlet.
• Marine gear (Option)
Model
HURTH
HSW450A2
MERCRUSER
Model
HURTH
HSW450A2
Bravo X-1
Bravo X-2
Bravo X-3
Type
8° down
Hydraulic
Stem drive
Available engine
4LHA-DTP
4LHA-DTZP
Reduction ratio
(Both ahead and astern)
1.26
1.36
1.50 1.36
Reduction ratio
(Both ahead and astern)
1.51
1.50
1.65
1.50
Reduction ratio
(Both ahead and astern)
2.03
1.65
1.81
1.65
Reduction ratio
(Both ahead and astern)
2.43
2.00
1.81
Reduction ratio
(Both ahead and astern)
2.20
2.00
Reduction ratio
(Both ahead and astern)
2.20
For further detail, refer to the maker's manual
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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