Yanmar 4JH2E Service Manual page 404

4JHE/4JH2E PARTS DIFFERING IN SHAPE
Specification
No.
Part
4JH2E Series
Reason for
Remarks
Current 4JH-DTE
Difference
4JH2E 4JH2-TE
4JH2-HTE 4JH2-0TE 4JH2-UTE
19
Freshwater (12g473.44111)
~
(12g573.44111J
Increase in
heat
cooler
Core die. 76.5 mm
Core dia. 83 mm
(Cooler core)
A=0.328
rrl
A=0.416
rrl
excharged
calories
20
Freshwater ( 12g4 70-44450J
..-= -
Sid• cover
(129573-44440)
cooler
-44440
~-w
-44450)
(Side cover)
Cooler inset dia.
- -
Cooler inset die.
76.5 mm
Embou m1rk 83 mm
21
Fuel injection Retraction volume
Retraction volume Same as right, Retraction volume Combustion
pump governor
30 mm'/st
23.6 mm'/st differs in 36mm'/st performance
Cut amt.: 0.05 mm
Cut amt.: injection amount at Cut amt.:0.13 mm
Standization
WO/Boost compensator
W/Boost compensator
B fg!int
onl~)
W /Boost compensator at accelera-
[719473-51300)
(729570-51300] (729572-51300) (7 9571-513 OJ [729573-51300)
ti
on
(8364]
(8471) [8445)
(8438) (8434)
22
Fuel injection
(7295g5.513001
(729595-51300)
Combustion
5-0.25 ¢ x 140' 5-0.23 ¢ x 155'
5-0.25 ¢ x 145' 5-0.26 ¢ x 140'
performance
nozzle
140P255ZO
155P235J20 140P255ZO 140P265J20
5-0.25
+
x 150'
23 Push rod
(129150-14200)
(119171-14400)
Stress
die. 8 mm
die. 8.5 mm
relieving
Materie1=5TK H 12C
- Meterial=5TK M 16C
. -
I
a
yellow p1lnt
24 Cyl. head
Asbestos used
Non-asbestos
Non-asbestos
packing .
.
(Materiel: SF7000)
is also to be
.
applied to
current 4J H
25 Oil pan
E: Deep type
111 Hole added for
To make
it Oil pan for
BE: Shallow type
front P.T.0
applicable
current 4JH is
bracket
to twin
changed in
121 Screw hole
installation
design
(M16 x 1.5) for
Shallow
dipstick
(Applied also
Type
Added also to
to current 4J HE
non-control side
Series)
26
Cover (129470-49540:
( 129573-49540) Following
(Thermostat)
~
elongation
®3
of fresh
.
-
water cooler
(No. 19, 20)
27 Marine gear
Model: KM4A
Input shaft
Input shaft
Measure for oil
Oil seal: Nitril
Oil seal: Acryl leak.
I
Shaft. case: oil
I Measure for
supply amt
wear out of
I
increased
friction plate.
To make it
Length: 7 mm
applicable to
the clutch less
increased
engines
Cooling
None None None None
Added
Oil temp.
fan
reduced
28
I ntercooler
(129473-18101)
None None
(12g474.18100)
(12g473-18101)
Corrugated type
plate-fin type
Used also for
used also for
4JH-DT(B)(E)
-
4JH-HT(E)
29 Air intake duct Bent rubber hose None Aluminum pipe Aluminum pipe Prevention of
A 1 pipe is also
and rubber joint.
and rubber joint.
. hose slipping
to be applied .
-
to current
off
4JH-HTE/DTE
30 Starter Conventional type
Reduction tyla Unification
(124250-77012]
.
.
(129573-77010
of parts
31
Wireherness
Without relay
2
& 4 m: Without Following Optional
Extension cord
(for all 2, 4, 6 m)
.
relay
change
6 m: with/relay of starter
32 Marine gear
KBW21
( s)
KBW20
( s)
.
(S l KBW21
( s
J
.
( s) Flywheel
-
I
Model: KBW
(G l (G l (GJ
(G)
changed for
I
(GG)
(GGJ
application
lnputshaf! l1ngth Input shaft length: 1 mm up lnputshaltlength:7 mm UP
to Bobtail
Cooling
None
Added
None None Same as
fan
Same es KM4A
above
177073-63190
33
Head bolt T=B±0.5 kg-m
T=9±0.5 kg-m
P. max. Applied also
tightening
.
at shop assembly
increase to current
torque
i
(T=8±0.5 kg-m
4J HE Series
at site reassembly)