Service Standards; Engine Tuning - Yanmar 3JH4E Service Manual

13. SERVICE STANDARDS

13. SERVICE STANDARDS

13.1 Engine Tuning

No. Inspection item
Intake/exhaust valve clearance
1
V-belt tension
2 at 98N (10kgf)
mm
Fuel injection pressure
3
Compression pressure (at 250 min
4
Cooling water Capacity
5
6 Lube oil capacity (full)
Lubricating oil pressure
7
Oil pressure switch operating pressure
8
9 Thermostat
Thermo switch
10 actuating temperature
(deg.C)
11 Top clearance
Between Used part
alternator
New part
and F.W. pump
MPa (kgf/cm
-1
)
MPa (kgf/cm
Engine
(Liter)
Coolant recovery tank
3JH4E with KM35P
(rake angle 8 degree)
3JH4E with KM35A/
SD40
(rake angle 0 degree)
Marine gear KM35P
Marine gear KM35A
MPa (kgf/cm
MPa (kgf/cm
ON
OFF
Standard
0.15-0.25
mm
8-10
6-8
21.1-22.1
2
(215-225)
)
3.63±0.1
(37±1)
2
)
4.5
0.8
Liter 5.0±0.3
5.5±0.3
Liter
0.5
Liter
0.65
Liter
at rated speed
0.39-0.54
2
)
(4-5.5)
0.02±0.01
2
(0.2±0.1)
)
valve opening
temperature
deg. C
75.0-78.0
97-103
90 or more
0.68-0.80
191
Reference
Limit
page
- 2.2.2(5)
-
2.2.2(4)
-
- 2.2.5(2)
2.94±0.1
3.4
(30±1)
-
2.2.1(5)
-
-
-
2.2.1.(3)
-
-
at low idle speed
0.06(0.6)
or above
-
Full opening lift
(mm)
(temperature)
2.5
8 or above
(90 deg.C)
-
2.4.2
-
- 5.2.6
-
-
-