Information injection-pump assembly
BOSCH
9 400 613 893
9400613893
ZEXEL
101402-4134
1014024134
ISUZU
8970209294
8970209294

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Fuel Injection Pump 101040-8873 8970209294 for Isuzu Engine 4BG1 4BD1-T for Hitachi Excavator EX120-3 EX120-2 EX120K-2
100% Apollo Part Number:101040-8873 || Application:for Isuzu Engine 4BG1 4BD1-T for Hitachi Excavator EX120-3 EX120-2 EX120K-2
100% Apollo Part Number:101040-8873 || Application:for Isuzu Engine 4BG1 4BD1-T for Hitachi Excavator EX120-3 EX120-2 EX120K-2
Service parts 101402-4134 INJECTION-PUMP ASSEMBLY:
1.
_
5.
AUTOM. ADVANCE MECHANIS
6.
COUPLING PLATE
8.
_
9.
_
11.
Nozzle and Holder
8-97013-319-1
12.
Open Pre:MPa(Kqf/cm2)
18.1{185}
15.
NOZZLE SET
Cross reference number
BOSCH
9 400 613 893
9400613893
ZEXEL
101402-4134
1014024134
ISUZU
8970209294
8970209294
Zexel num
Bosch num
Firm num
Name
101402-4134
9 400 613 893
8970209294 ISUZU
INJECTION-PUMP ASSEMBLY
4BD1-T * K 14BC PE4A,5A, PE
4BD1-T * K 14BC PE4A,5A, PE
Calibration Data:
Adjustment conditions
Test oil
1404 Test oil ISO4113 or {SAEJ967d}
1404 Test oil ISO4113 or {SAEJ967d}
Test oil temperature
degC
40
40
45
Nozzle and nozzle holder
105780-8140
Bosch type code
EF8511/9A
Nozzle
105780-0000
Bosch type code
DN12SD12T
Nozzle holder
105780-2080
Bosch type code
EF8511/9
Opening pressure
MPa
17.2
Opening pressure
kgf/cm2
175
Injection pipe
Outer diameter - inner diameter - length (mm) mm 6-2-600
Outer diameter - inner diameter - length (mm) mm 6-2-600
Overflow valve
131424-4920
Overflow valve opening pressure
kPa
127
107
147
Overflow valve opening pressure
kgf/cm2
1.3
1.1
1.5
Tester oil delivery pressure
kPa
157
157
157
Tester oil delivery pressure
kgf/cm2
1.6
1.6
1.6
Direction of rotation (viewed from drive side)
Right R
Right R
Injection timing adjustment
Direction of rotation (viewed from drive side)
Right R
Right R
Injection order
1-3-4-2
Pre-stroke
mm
3.4
3.35
3.45
Beginning of injection position
Drive side NO.1
Drive side NO.1
Difference between angles 1
Cal 1-3 deg. 90 89.5 90.5
Cal 1-3 deg. 90 89.5 90.5
Difference between angles 2
Cal 1-4 deg. 180 179.5 180.5
Cal 1-4 deg. 180 179.5 180.5
Difference between angles 3
Cyl.1-2 deg. 270 269.5 270.5
Cyl.1-2 deg. 270 269.5 270.5
Injection quantity adjustment
Adjusting point
A
Rack position
9.3
Pump speed
r/min
1100
1100
1100
Average injection quantity
mm3/st.
67.2
66.1
68.3
Max. variation between cylinders
%
0
-2
2
Basic
*
Fixing the lever
*
Injection quantity adjustment_02
Adjusting point
-
Rack position
6.6+-0.5
Pump speed
r/min
475
475
475
Average injection quantity
mm3/st.
8.8
7.4
10.2
Max. variation between cylinders
%
0
-14
14
Fixing the rack
*
Remarks
Adjust only variation between cylinders; adjust governor according to governor specifications.
Adjust only variation between cylinders; adjust governor according to governor specifications.
Test data Ex:
Governor adjustment

N:Pump speed
R:Rack position (mm)
(1)Target notch: K
(2)Set idle sub-spring
(3)Main spring setting
(4)Rack difference between N = N1 and N = N2
----------
K=4 N1=1100r/min N2=700r/min
----------
----------
K=4 N1=1100r/min N2=700r/min
----------
Speed control lever angle

F:Full speed
I:Idle
D:Dead point
S:Stop
----------
----------
a=(19deg)+-5deg b=(15deg)+-5deg c=(17deg)+-5deg d=13deg+-3deg
----------
----------
a=(19deg)+-5deg b=(15deg)+-5deg c=(17deg)+-5deg d=13deg+-3deg
Stop lever angle

N:Pump normal
S:Stop the pump.
----------
----------
a=6deg+-5deg b=46deg+-5deg
----------
----------
a=6deg+-5deg b=46deg+-5deg
0000001501 LEVER

1. Variable lever adjustment
(1)Fix lever B in the idle position using the bolts C and D.
(2)Temporarily fix lever A in center of long hole.
(3)Set the dead point position temporarily and measure the lever angle.
(4)After idle adjustment, loosen the full side stopper bolt D.
(5)Move lever A in full speed direction.
(6)Fix the bolt D at the full speed position.
(7)Fix lever A using bolt E.
(8)(G) Lock using bolt.
(9)Finally, measure the lever angle and set the idle stopper bolt (C) stop position.
----------
----------
----------
----------
Timing setting

(1)Pump vertical direction
(2)Position of gear mark 'CC' at No 1 cylinder's beginning of injection
(3)B.T.D.C.: aa
(4)-
----------
aa=18deg
----------
a=(90deg)
----------
aa=18deg
----------
a=(90deg)
Information:
start by:a) remove governor 1. Bend the lock down. Remove two bolts (4) and torque spring (2).2. Remove high idle screw (3).3. Remove the two bolts and bracket (1). The bolt that holds the governor housing to the governor plate can be removed at this time. 4. Bend lock (7) down and remove the bolt from control lever (8). Remove shaft (5) and the control lever. Remove the lip type seals from housing (6). 5. Remove two bearings (9) from the housing. 6. Remove seat (10), spring washer (11), flat washer (12), spring washer (13) and spring (14). 7. Remove washer (16). Remove ring (17) from the seat. Remove the dowel from the seat and remove the governor bolt (15) and seat as a unit. 8. Remove the governor bolt, top washer (18), spring (19) and bottom washer (20) from the top of the servo piston.9. Remove the race, bearing and race from the bottom of the sleeve.10. Remove the lock from the flywheel assembly. Remove the flywheel assembly. 11. Bend locks (22) back. Remove bolts (25). Remove bracket (24) and pin (23) as a unit. 12. Remove shaft (26) from the bracket assembly with a hammer and punch.13. Remove levers (28) and spring (27) from the bracket assembly.14. Remove servo piston assembly (21) through the bottom of the governor plate. 15. Remove sleeve (31) from servo piston cylinder (29). Remove piston (32) from the cylinder. Remove the O-ring seals from cylinder (29) and seal (30) from the piston. 16. Remove dowel (36). Remove drive assembly (33) and stop (35). Remove the snap ring with tool (A) from the bottom of gear (34). Remove gear (34).17. Remove the bearing for gear (34) from the governor plate.Assemble Governor (Earlier)
1. If replacement of the dowels in the governor plate is necessary, see illustration for correct installation dimensions. 2. Install the bearing for drive gear (2) in the governor plate with tooling (A) until it is .020 in. (0.51 mm) from the top surface of the governor plate.3. Install drive gear (2). Install ring (1) with tool (B). 4. Put valve (4) in piston (5). Install piston (5) in sleeve (3).5. Install the O-ring seals on cylinder (6).6. Install the servo piston assembly valve (4), piston (5), sleeve (3) and cylinder (6) through the bottom of the governor plate. The valve, piston, sleeve and cylinder are parts of the servo piston assembly. Put the notch in cylinder (6) in alignment with the holes in lever (9). Install shaft (7). 8. Install pin (11) in bracket assembly (10) with the grooves in pin (11) engaged with lever (9). 9. Put the bracket assembly into position on the governor plate with pin (11) engaged with the servo piston assembly as shown. Install the bolts and locks that hold bracket assembly (10) to the governor plate. 10. Install the flyweight and gear assembly on the servo piston assembly. Install lock (22).11. Install race (17), bearing (20) and race (24) on sleeve (21). Install the
1. If replacement of the dowels in the governor plate is necessary, see illustration for correct installation dimensions. 2. Install the bearing for drive gear (2) in the governor plate with tooling (A) until it is .020 in. (0.51 mm) from the top surface of the governor plate.3. Install drive gear (2). Install ring (1) with tool (B). 4. Put valve (4) in piston (5). Install piston (5) in sleeve (3).5. Install the O-ring seals on cylinder (6).6. Install the servo piston assembly valve (4), piston (5), sleeve (3) and cylinder (6) through the bottom of the governor plate. The valve, piston, sleeve and cylinder are parts of the servo piston assembly. Put the notch in cylinder (6) in alignment with the holes in lever (9). Install shaft (7). 8. Install pin (11) in bracket assembly (10) with the grooves in pin (11) engaged with lever (9). 9. Put the bracket assembly into position on the governor plate with pin (11) engaged with the servo piston assembly as shown. Install the bolts and locks that hold bracket assembly (10) to the governor plate. 10. Install the flyweight and gear assembly on the servo piston assembly. Install lock (22).11. Install race (17), bearing (20) and race (24) on sleeve (21). Install the
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Isuzu
101402-4134
9 400 613 893
8970209294
INJECTION-PUMP ASSEMBLY
4BD1-T
4BD1-T