Yanmar 4LHA-STP User Manual

Chapter 1 General
1. Specifications
.4LHA Seri
Engine model
4LHA-STP
4LHA-STZP
Type
Vertical water cooled 4-cycle diesel engine
No. of cylinders
4
Bore X Stroke mm
100X110
Displacement &
3.455
Fuel stop power at crankshaft
kw(hp)/rpm
*177 (240)/3300
**169(230)/3300
Cont. power at crankshaft.
kw(hp)/rpm
140/(190)/3100
High idling rpm
3700 ± 25
Low idling rpm
750 ± 25
Combustion system
Direct injection
Starting system
Electric starting (12V-2.5kW)
Charging system kg
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
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)
Turbocharger
Model
RHC61W(IHI made)
Turbocharger
Type
Water cooled turbine housing
Dimensions (L XW XH) (gear less) mm
1001X686X741
1039X714X782
Dry mass (gear less) kg
365
385
Recommended battery capacity
12VX120Ah
Recommended type of remote control
handle
Single lever type only
Engine installation style
On the flexible engine mount
(Note) 1. Rating condition : ISO 3046-1, 8665 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
**: ISO 8665 (Fuel oil temp. 40°C at the fuel injection pump inlet)
• Marine gear (Option)
Model
HURTH
HSW630A1
MERCRUISER
Model
HURTH
HSW630A1
Bravo X-1
Bravo X-2
Bravo X-3
Type
8° down
Hydraulic
Stern drive
Available engine
4LHA-STP
4LHA-STZP
Reduction ratio
HSW630A1 :
Ahead/Astern
Bravo X-1,2,3 :
Both Ahead and Astern
1.22/1.21
1.36
1.50
1.36
Reduction ratio
HSW630A1 :
Ahead/Astern
Bravo X-1,2,3 :
Both Ahead and Astern
1.56/1.58
1.50
1.65
1.50
Reduction ratio
HSW630A1 :
Ahead/Astern
Bravo X-1,2,3 :
Both Ahead and Astern
2.04/2.10
1.65
1.81
1.65
Reduction ratio
HSW630A1 :
Ahead/Astern
Bravo X-1,2,3 :
Both Ahead and Astern
2.52/2.53
2.00
1.81
Reduction ratio
HSW630A1 :
Ahead/Astern
Bravo X-1,2,3 :
Both Ahead and Astern
2.20
2.00
Reduction ratio
HSW630A1 :
Ahead/Astern
Bravo X-1,2,3 :
Both Ahead and Astern
2.20
For further detail, refer to the maker's manual
1-8-2

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