SEBE6120A04 (2 C5: 7A J \ KOMATSU ENGINE 155-4 SERIES Printed in Japan 0 0 -1 02-90(01)05881 from the library of
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SEBE6120A04
(2 C5:
7A
J \
KOMATSU ENGINE
155-4 SERIES
Printed in Japan
0 0 -1
02-90(01)05881 from the library of Barrington Diesel Club
LIST OF REVISED PAGES
LIST OF REVISED PAGES
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(2)
(00-11)
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(00-12)
01-008
Oil temperature 4 0 X — 60X (Engine speed) High idling at 6CX or above of oil temperature
c 03 co >
24 min.
24 min.
24min.
(rpm)
(1 8 0 -2 1 0 )
(1 8 0 -2 1 0 )
(1 8 0 -2 1 0 )
(1 8 0 -2 1 0 )
mmH20
150 max.
300
150 max.
300
kg/cm2
3.5 - 4.5 (3.0 - 4.0) 1.5 min. (1.0 min.)
2.5 (2.1) 0.7 (0.7)
3.5 - 4.5 (3.0 - 4.0) 1.5 min. (1.0 min.)
2.5 (2.1) 0.7 (0.7)
Low idling X
8 0 -1 0 0
120
80 - 100
120
Oil consumption
Continuous rated output (Ratio to fuel consumption)
%
0.5 max.
1.0 max.
0.5 max.
1.0 max.
Nozzle tester
kg/cm2
175 (No. - 50156) 220 (N o .50157 - )
-
175 (No. - 50156) 220 (No. 50157 - )
Fuel injection timing
B.T.D.C.
Degree
33
Coolant temperature
All speeds (at engine outlet)
Fuel system
Fuel injection pressure
Thermostat function
CO
7 0 -9 0
100
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
90
-
90
-
mm
-
10 max.
0.75
-
0.75
-
-
1,480 ± 2 0
-
X
Opening pressure (Differential pressure)
kg/cm2
Fan speed
At rated engine speed
rpm
Fan belt tension
Protrusion of adjusting screw
mm
10 max.
-
See attached sheet
): For SAE10W
12-902 (3)
33 100
Radiator pressure valve
Engine oil pressure with (
—
7 0 -9 0
Full open temperature Full open lift
03
★
(No.
24 min.
High idling
Valve cracking temperature
O O
(No.
—
All speeds (Oil in oil pan)
E
(13
:
(No.
Oil temperature
— 1 CO
to
(No.
0.3 - 50156) 0.4 50157 - ) 0.3 - 50156) 0.6 50157 - )
kg/cm2
CO C
O •-Q =3
0.3 - 50156) 0.4 50157 - ) 0.3 - 50156) 0.4 50157 - )
155-4 SERIES from the library of Barrington Diesel Club
TESTING AND ADJUSTING DATA
TESTING AND ADJUSTING
S6D155-4 D155A-1 (Engine Serial No. 10011 - 14280)
D150A-1 (Engine Serial No. 14281 and up)
D155A-1 D155A-1 (Engine Serial No. 10011 - 12297) (Engine Serial No. 12298 — 14256)
Standard
Tolerance
Standard
Tolerance
Standard
Tolerance
Standard
Tolerance
2,000
2,000
2,000
2,000
2,000
2,000
2,000
2,000
2,230 ± 50
2,230 ± 50
2,230 + 50
2,230 ± 50
2,230 ± 50
2,230 ± 50
2,230 ± 50
2,230 ± 50
600 ± 50
600 ± 50
600 ± 50
600 ± 50
600 ± 50
600 ± 50
600 ± 50
600 ± 50
150 min.
-
150 min.
-
150 min.
-
150 min.
-
100 min.
-
100 min.
-
100 min.
-
100 min.
-
380 max.
762
380 max.
762
380 max.
762
380 max.
762
550 - 700
-
550 - 700
-
550 - 700
-
650 - 800
-
500 - 600
700
500 - 600
-
500 - 600
-
500 - 600
-
650 max.
700
650 max.
700
650 max.
700
650 max.
700
7.0 max.
7.0 max.
7.0 max.
7.0 max.
7.0 max.
7.0 max.
7.0 max.
7.0 max.
3.5 max.
3.5 max.
3.5 max.
3.5 max.
3.5 max.
3.5 max.
3.5 max.
3.5 max.
0.3 (No. - 11745) 0.4 (No. 11746 - )
-
0.4
-
0.3 (No. - 11745) 0.4 (No. 11746 - )
-
0.4
-
0.3 (No. - 11745) 0.6 (No. 11746 - )
-
0 .6
-
0.3 (No. - 11745) 0.6 (No. 11746 - )
-
0 .6
-
27 min. (No. - 14256) 24 min. (No. 14257 -)
27 min. (No. - 14256) 24 min. (No. 14257 -)
24 min.
24 min.
27 min.
27 min.
27 min.
27 min.
(180 - 210)
(1 8 0 -2 1 0 )
(180 - 210)
( 1 8 0 -2 1 0 )
(1 8 0 -2 1 0 )
0 80 - 210)
(1 8 0 -2 1 0 )
(1 8 0 -2 1 0 )
200 max.
400
200 max.
400
200 max.
400
200 max.
400
3.5 - 4.5 (3.0 - 4.0) 1.5 min. (1.0 min.)
2.5 (2.1) 0.7 (0.7)
3.5 - 4.5 (3.0 - 4.0) 1.5 min. (1.0 min.)
2.5 (2.1) 0.7 (0.7)
3.5 - 4.5 (3.0 - 4.0) 1.5 min. (1.0 min.)
2.5 (2.1) 0.7 (0.7)
3.5 - 4.5 (3.0 - 4.0) 1.5 min. (1.0 min.)
2.5 (2.1) 0.7 (0.7)
8 0 - 100
120
80 - 100
120
8 0 - 100
120
8 0 -1 0 0
120
0.5 max.
1.0 max.
0.5 max.
1.0 max.
0.5 max.
1.0 max.
0.5 max.
1.0 max.
175
-
200
175
175
-
175
-
-
33 (No. 14257 19999) 40 (No. 20001 20597) 38 (No. 20598 - )
-
37
-
33 (No. 1229819999)
-
7 0 -9 0
100
7 0 -9 0
100
7 0 -9 0
100
7 0 -9 0
100
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
90
-
90
-
90
-
90
-
-
10 min.
-
10 min.
-
10 min.
-
10 min.
0.75
-
0.75
-
0.75
-
0.75
-
37
(No.
33
(No.
10011 14256) 14257 19999)
-
-
-
-
See attached sheet
12-903
155-4 SERIES
CD from the library of Barrington Diesel Club
TESTING AND ADJUSTING
TESTING AND ADJUSTING DATA
S6D155-4
Engine model
D155A-1 (Engine Serial No. 14257 —)
Machine Serial No. Classifi cation
Item
Condition, etc.
Unit
Rated speed
D155S-1
Standard
Tolerance
Standard
Tolerance
2,000
2,000
2,000
2,000
2,050 ± 50
2,050 ± 50
2,050 ± 50
2,050 ± 50
600 ± 50
600 ± 50
600 ± 50
600 ± 50
CD
o
Engine speed
c
E kM — V O Q_
Max. idling speed Min. idling speed
Necessary starting speed
E
rpm
0°C
150 min.
—20°C (with starting aid)
100 min.
_
100 min.
150 min. —
Intake resistance
At rated horsepower
mmH20
380 max.
762
380 max.
762
Air charging pressure
At rated horsepower
mmHg
650 - 800
-
780 - 880
-
Exhausting pressure
At rated horsepower
mmHg
500 - 600
-
750 - 850
-
Exhaust temperature
All speeds (20°C)
°C
650 max.
700
650 max.
700
9.0 max.
9.0 max.
9.0 max.
9.0 max.
High idling
4.0 max.
4.0 max.
4.0 max.
4.0 max.
Intake valve
0.4
-
0.4
-
0.6
-
CD
(/3 > w ■*-> cn CD
SZ
Quick acceleration Exhaust color
X CD
"O
Bosch scale
CD CD
Valve clearance
CD
_C
mm Warm (cold)
CD
.E >• 03 "0 UJ -Q
Compression pressure
ubrication ystem
Blow-by pressure
0.6
Oil temperature 40°C — 60°C (Engine speed) High idling at 60°C or above of oil temperature
kg/cm2
24 min.
24 min.
24 min.
24min.
(rpm)
(180 - 210)
(180 - 210)
(1 8 0 -2 1 0 )
(1 8 0 -2 1 0 )
mmH20
200 max.
400
200 max.
300
kg/cm2
3.5 - 4.5 (3.0 - 4.0) 1.5 min. (1.0 min.)
2.5 (2.1) 0.7 (0.7)
3.5 - 4.5 (3.0 - 4.0) 1.5 min. (1.0 min.)
2.5 (2.1) 0.7 (0.7)
High idling Low idling
Oil temperature
All speeds (Oil in oil pan)
°C
80 - 100
120
80 - 100
120
Oil consumption
Continuous rated output (Ratio to fuel consumption)
%
0.5 max.
1.0 max.
0.5 max.
1.0 max.
Fuel injection pressure
Nozzle tester
kg/cm2
200
B.T.D.C.
Degree
33 (No. 15182 — 19999) 40 (No. 20000 20764) 38 (No. 20765 -)
200
Fuel injection timing
33 (No. 1 2 2 9 8 19999) 40 (No. 20000 20764) 38 (No. 20765 -)
Coolant temperature
All speeds (at engine outlet)
7 9 -9 0
100
7 0 -9 0
100
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
90
-
90
-
CO
Fuel system
—I
Oil pressure (SAE30, 80°C or above)
Exhaust valve
220™
22° + 15°
Valve cracking temperature
*C
E CD
tfl
Thermostat function
Full open temperature mm
-
10 min.
-
10 min.
Radiator pressure valve
Opening pressure (Differential pressure)
kg/cm2
0.75
-
0.75
-
Fan speed
At rated engine speed
rpm
1,350 ± 40
-
1,480 ± 4 5
-
Fan belt tension
Protrusion of adjusting screw
mm
C/3
Full open lift
03 O o (J
★
Engine oil pressure with (
See attached sheet
): For SAE10W
12-904
155-4 SERIES from the library of Barrington Diesel Club
TESTING AND ADJUSTING
TESTING AND ADJUSTING DATA
S6D155-4 D155W-1
D155C-1
D355A-1 (Engine Serial No. 10011 — 14049)
D155A-2
Standard
Tolerance
Standard
Tolerance
Standard
Tolerance
Standard
Tolerance
2,000
2,000
2,000
2,000
2,000
2,000
2,000
2,000
2,050 ± 50
2,050 ± 50
2,240 ± 40
2,240 ± 40
2,240 ± 40
2,240 ± 40
2,050 ± 50
2,050 ± 50
600 ± 50
600 ± 50
600 ± 50
600 ± 50
600 ± 50
600 ± 50
600 ± 50
600 ± 50
150 min.
-
150 min.
-
150 min.
-
150 min.
-
100 min.
-
100 min.
-
100 min.
-
100 min.
-
380 max.
762
380 max.
762
380 max.
762
380 max.
762
550 -
-
650 min.
-
650 min.
-
800 - 900
-
550 - 650
-
500 min.
-
500 min.
-
800 - 900
-
650 max.
700
650 max.
700
650 max.
700
650 max.
700
9.0 max.
9.5 max.
6.0 max.
8.0
6.0 max.
8.0
6.5 max.
6.5 max.
4.0 max.
4.0 max.
2.5 max.
3.5
2.5 max.
3.5
2.0 max.
2.0 max
0.4
-
0.4
-
0.4
-
0.3 (No. - 11745) 0.4 (No. 11746 - )
-
0.6
-
0.6
-
0.6
-
0.3 (No. - 11745) 0.6 (No. 11746 - )
-
24 min.
24 min.
24 min.
14
24 min.
17
24 min.
24 min.
(180 - 210)
(180 - 210)
(180 - 210)
(1 8 0 -2 1 0 )
(180 -- 210)
(180 - 210)
(180 - 210)
( 1 8 0 -2 1 0 )
150 max.
300
200 max.
400
200 max.
400
200 max.
400
3.5 - 5.5 (3.0 - 4.0) 1.5 min. (1.0 min.)
2.5 (2.1) 0.7 (0.7)
3.5 - 4.5 (3.0 - 4.0) 1.5 min. (1.0 min.)
2.5 (2.1) 0.7 (0.7)
3.5 - 4.5 (3.0 - 4.0) 1.5 min. (1.0 min.)
2.5 (2.1) 0.7 (0.7)
3.5 - 4.5 (3.0 - 4.0) 1.5 min. (1.0 min.)
2.5 (2.1) 0.7 (0.7)
80 - 100
120
80 - 100
120
80 - 100
120
80 - 100
120
0.5 max.
1.0 max.
0.5 max.
1.0 max.
0.5 max.
1.0 max.
0.5 max.
1.0 max.
220 + 1 ° +5
200
220 + 1 ° +5
200
220 + 1 ° +5
200
175 + 10 +5
160
38
-
38
-
38
-
37
-
7 0 -9 0
100
70 - 90
100
70 - 90
100
7 0 -9 5
100
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
90
-
90
-
90
-
90
-
-
10 min.
-
10 min.
-
10 min.
-
10 min.
0.75
-
0.75
-
0.75
-
0.75
1,649 ± 50
-
1,350 ± 40
-
1,350 ± 40
-
-
1,575 ± 45 (No. 10011 - 13716) 1,085 ± 30 (No. 1 3 7 1 7 -)
See attached sheet
12-905
155-4 SERIES
_c
03
.E >-
Compression pressure
03 TJ
LU -Q
Blow-by pressure Oil pressure (SAE30, 80°C or above)
C o E — 1 CO
E +V-> CO >.
Bosch scale
mm Warm (cold)
o •-
Degree
Valve cracking temperature Thermostat function
175
(N o-14245)
220
(No.14246—)
kg/cm2 37 (No. - 14245) 34 (No. 14246—)
100
7 0 -9 0
100
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
90
-
90
-
mm
-
10 min.
-
10 min. -
°C
Full open temperature Full open lift
03
★
38
7 0 -9 5
CO
O O o
:
At rated horsepower
CO D -C X 03
100 min.
Intake resistance £ 0) C/3
D355C-3
Radiator pressure valve
Opening pressure (Differential pressure)
kg/cm2
0.75
-
0.75
Fan speed
At rated engine speed
rpm
1,085 ± 30
-
1,180 ± 35
Fan belt tension
Protrusion of adjusting screw
mm
Engine oil pressure with (
See attached sheet
): For SAE10W
12-906
155-4 SERIES from the library of Barrington Diesel Club
TESTING AND ADJUSTING
TESTING AND ADJUSTING DATA
S6D155G-4
SA6D155-4 EG300-2
EG300-1 Standard
Tolerance
Standard
D355A-3 (—506C spec)
D355A-3 Tolerance
Standard
Tolerance
Standard
Tolerance
1,560 max. (50 Hz) 1,560 max. (50 Hz) 1,560 max. (50 Hz) 1,560 max. (50 Hz)
2,000
2,000
2,000
2,000
1,872 max. (60 Hz) 1,872 max. (60 Hz) 1,872 max. (60 Hz) 1,872 max. (60 Hz)
2,240 ± 40
2,240 ± 40
2,240 ± 40
2,240 ± 40
-
-
-
-
600 ± 50
600 ± 50
600 ± 50
600 ± 50
150 min.
-
150 min.
-
150 min.
-
150 min.
-
100 min.
-
100 min.
-
100 min.
-
100 min.
-
380 max.
635
380 max.
762
380 max.
762
380 max.
762
750 - 850
-
-
-
9 0 0 - 1,150
-
-
-
580 - 680
-
-
-
1,000 - 1,150
-
-
-
650 max.
700
680 max.
700
680 max.
700
680 max.
700
6.5 max.
6.5 max.
6.5 max.
6.5 max.
6.5 max.
6.5 max.
6.5 max.
6.5 max.
2.0 max.
2.0 max.
2.0 max.
2.0 max.
2.0 max.
2.0 max.
2.0 max.
2.0 m
0.4
-
0.4
-
0.4
-
0.4
-
0.6
-
0.6
-
0.6
-
0.6
-
24 min.
17 min.
24 min.
17 min.
22 min.
16 min.
22 min.
16 min.
(1 8 0 -2 1 0 )
(180 - 210)
(180 - 210)
(1 8 0 -2 1 0 )
( 1 8 0 - 210)
(1 8 0 -2 1 0 )
(1 8 0 -2 1 0 )
(180 - 210)
150 max.
300
200 max.
400
200 max.
400
200 max.
400
3.0 - 4.5 (2.5 - 4.0) 1.5 min. (1.0 min.)
2.1 (1.8) 0.7 (0.7)
3.0 - 4.5 (2.5 - 4.0) 1.5 min. (1.0 min.)
2.1 (1.8) 0.7 (0.7)
3.5 - 4.5 (3.0 - 4.0) 1.5 min. (1.0 min.)
2.5 (2.1) 0.7 (0.7)
3.5 - 4.5 (3.0 - 4.0) 1.5 min. (1.0 min.)
2.5 (2.1) 0.7 (0.7)
8 0 - 100
120
8 0 - 110
120
8 0 - 100
120
8 0 -1 2 0
120
0.5 max.
1.0 max.
0.5 max.
1.0 mx.
0.5 max.
1.0 max.
0.5 max.
1.0 max.
220 + ; °
200
200
220 t j ° ~rb
200
38
-
38
-
38
-
38
-
7 0 -9 0
100
7 0 -9 0
100
7 0 -9 0
100
7 0 -9 0
100
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
90
-
90
-
90
-
90
-
-
10 min.
-
10 min.
-
10 min.
-
10 min.
0.75
-
0.75
-
0.75
-
0.75
-
1,440 ± 40
-
1,140 ± 4 0
-
1,100 ± 35
-
1,100 ± 35
-
200
2 2 0
1 1 °
See attached sheet
12-907
155-4 SERIES
(D from the library of Barrington Diesel Club
TESTING AND ADJUSTING
TESTING AND ADJUSTING DATA
Engine model
SA6D155-4 D355A-3 (High altitude, 4000 m spec.)
Machine Serial No. Classifi cation
Item
Condition, etc.
Unit
Rated speed C/J ■*-> CO CO S I X CD "O CO 0} CO _c
Fuel system
Tolerance
2,000
2,000
2,000
2,000
2,240 ± 40
2,240 ± 40
2,240 ± 40
2,240 ± 40
600 ± 50
600 ± 50
600 ± 50
600 ± 50
150 min.
—
—20°C (with starting aid)
100 min.
_
100 min.
At rated horsepower
mmHjO
380 max.
762
380 max.
762
Air charging pressure
At rated horsepower
mmHg
-
-
9 0 0 - 1,150
-
Exhausting pressure
At rated horsepower
mmHg
-
-
1,000 - 1,150
-
Exhaust temperature
All speeds (20°C)
°C
680 max.
700
680 max.
700
6.5 max.
8.5
6.5 max.
6.5 max.
High idling
2.5 max.
3.5
2.0 max.
2.0 max.
Intake valve
0.4
-
0.4
-
0.6
-
0.6
-
kg/cm2
22 min.
16 min.
22 min.
16 min.
(rpm)
(180 - 210)
(1 8 0 -2 1 0 )
(1 8 0 -2 1 0 )
(180 - 210)
mmH20
200 max.
400
200 max.
400
kg/cm2
3 .5 -4 .5 (3.0 - 4.0) 1.5 min. (1.0 min.)
2.5 (2.1) 0.7 (0.7)
3.5 - 4.5 (3.0 - 4.0) 1.5 min. (1.0 min.)
2.5 (2.1) 0.7 (0.7)
Valve clearance
Bosch scale
mm
Compression pressure Blow-by pressure
C o CO C o < ED ■-Q to 3 >> _1 CO
★
Standard
150 min.
Quick acceleration
LU -Q
o
Tolerance
0°C
Exhaust color
CD .E >CD"O
O U
rpm
Standard
Intake resistance
Warm (cold)
E D 4C — ' CO >» CO O)
Max. idling speed
D355A-5
Oil pressure (SAE30, 80°C or above)
Exhaust valve
Oil temperature 40°C — 60°C (Engine speed) High idling at 60°C or above of oil temperature High idling Low idling
Oil temperature
Ail speeds (Oil in oil pan)
°C
80 - 100
120
80 - 100
120
Oil consumption
Continuous rated output (Ratio to fuel consumption)
%
0.5 max.
1.0 max.
0.5 max.
1.0 max.
Fuel injection pressure
Nozzle tester
kg/cm2
Fuel injection timing
B.T.D.C.
Degree
Coolant temperature
All speeds (at engine outlet) Valve cracking temperature
°C
220
t l °
200
38
220 t s °
200
38
70 - 90
100
7 0 -9 0
100
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
74.5 - 78.5
90
-
90
-
Thermostat function
Full open temperature mm
-
10 min.
-
10 min.
Radiator pressure valve
Opening pressure (Differential pressure)
kg/cm2
0.75
-
0.75
-
Fan speed
At rated engine speed
rpm
1,100 ± 35
-
1,100 ± 35
-
Fan belt tension
Protrusion of adjusting screw
mm
Full open lift
Engine oil pressure with (
See attached sheet
): For SAE10W
12-908
155-4 SERIES from the library of Barrington Diesel Club
TESTING AND ADJUSTING
TESTING AND ADJUSTING DATA
FAN BELT TENSION Engine model
Application
Engine serial No.
D80A-17 D85A-17
Protrusion A (mm)
95 ± 5
S4D155-4 10277 - 50432
95 ± 5
50433 and up
80 + 5
10014 - 10277
91 ± 5
10278 - 24804
96 ± 5
24805 - 24973
121 + 5
24974 and up
85 ± 5
10016 - 10337
91 ± 5
10338 - 24804
96 ± 5
24805 - 25817
121 ± 5
25818 - 28423
110 9 —b
D95S-1
D150A-1
D155A-1 D155C-1
S6D155-4
28424 and up
85 ± 5
15182 - 25199
121 ± 5
1.
Adjustment nut
2.
Lock nut
3.
Tension spring
4.
Tension pulley
5.
Washer
6.
Protrusion of adjustment screw
D155S-1 25200 and up
11 ° - 5
2 2 1 4 4 - 25817
95 ± 5
25818 and up
80 ± 5
20001 - 51355
50 ± 5
51356 and up
30 ± 5
52707 and up
85 ± 5
10011 - 10427
91 ± 5
1 0 4 2 8 - 11274
96 ± 5
11275 - 20337
71 ± 5
20338 - 26062
54 ± 5
26063 - 26690
40 ± 5
26691 - 29842
50 ± 5
29843 and up
25 ± 5
50816 and up
25 ± 5
D155W-1
D355C-3
D155A-2
D355A-1
D355A-3 SA6D155-4
D355A-5
12-909
155-4 SERIES from the library of Barrington Diesel Club
Engine Serial No. 10011 and up E N G IN E
»
DISASSEMBLY AND ASSEMBLY
13-001
155-4 SERIES from the library of Barrington Diesel Club
DISASSEMBLY AND ASSEMBLY OVERALL DISASSEMBLY OVERALL ASSEMBLY
.................................................
13-004
........................................................
13-102
DISASSEMBLY AND ASSEMBLY OF ASSEMBLY PART W A T E R PUMP
................................................................
TURBOCHARGER
................................................................
13-205
....................................................................
13-205
R H 1 5 2 1 ...............................................................................
13-213
S T A R T IN G E N G IN E ( 2 G 8 4 ) ...............................................
13-218
F U E L IN J E C T IO N P U M P .....................................................
13-225
K T R 100, 130
★
13-202
The description o f overall engine disassembly and assembly given in this section is based on the D155A -1 engine, assuming the use o f an overhaul stand.
★
The w ork procedure may d iffer slightly from th at given here depending upon the machine in which the engine is m ounted and also the particular stand used, however it is fundam entally the same.
★
Use the correct service tools when performing disassembly and
★
Refer to the Service Tool Guide for details of the various types
assembly. of service tools and method o f using them .
13-003
155-4 SERIES from the library of Barrington Diesel Club
DISASSEMBLY AND ASSEMBLY
GENERAL DISASSEMBLY
G E N E R A L D IS A S S E M B L Y O F E N G IN E A S S E M B L Y
By-pass filter
13 Engine oil cooler
Filter bracket Corrosion resistor
Starting motor
Alternator
Alternator drive shaft
14
155 series engine Ass'y (D155A-1)
Engine repair stand set Water pump
Intake connector
9
Turbo charger
Turbocharger lubrication tube______
12 I Exhaust manifold
10 Muffler
Idle gear
30 From A
Flywheel
Steering pump gear
P.T.O and flywheel housing
29 Rear seal
13-004
155-4 SERIES from the library of Barrington Diesel Club
DISASSEMBLY AND ASSEMBLY
GENERAL DISASSEMBLY
15 Water manifold
to B
17
16
18 Breather tube
to D
to E
23
to L
20
19
22 Dipstick pipe
to A
13-005
155-4 SERIES from the library of Barrington Diesel Club
GENERAL DISASSEMBLY
DISASSEMBLY AND ASSEMBLY
from B
from C
41
47 Idle gear
from G
from H
38 Injection pump drive ass'y
from I
from J
from K
from L
13-006
155-4 SERIES from the library of Barrington Diesel Club
DISASSEMBLY AND ASSEMBLY
GENERAL DISASSEMBLY
13-007
155-4 SERIES from the library of Barrington Diesel Club
GENERAL DISASSEMBLY
DISASSEMBLY AND ASSEMBLY
S P E C IA L T O O L S Part name
Part No.
A
790-501-2000
Engine repair stand, main unit
1
790-901-1150
Engine repair stand bracket
1
790-101-3500
Gear puller
795-102-2201
Flange puller
795-100-1181
Timer remover
795-102-2101
Spring pusher
795-225-1600
Piston ring tool
795-102-1100
Liner puller
B
C
D
E
F
G
1 1 1 1 1 1
Preparation w ork •
Set engine ass'y(1) on engine stand (T).
D ism ount engine-related parts. 1)
Dism ount
accelerator
rod
(2)
together
w ith
bracket (3). 2) 3)
Dism ount compression release rod (4). Disconnect tube (5) of the intake air heater and tube (6) of the engine oil pressure gauge.
4)
Disconnect w iring (7) and (8) fro m the alternator and starting m otor, respectively.
13-008
155-4 SERIES