104304-4490 ZEXEL 9 400 619 855 BOSCH INJECTION-PUMP ASSEMBLY 9400619855 1043044490 8943275650


104304-4490 INJECTION-PUMP ASSEMBLY
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Information injection-pump assembly

BOSCH 9 400 619 855 9400619855
ZEXEL 104304-4490 1043044490
ISUZU 8943275650 8943275650

Service parts 104304-4490 INJECTION-PUMP ASSEMBLY:

1. _
2. FUEL INJECTION PUMP 104300-4650
3. GOVERNOR
4. SUPPLY PUMP
5. AUTOM. ADVANCE MECHANIS
6. COUPLING PLATE
7. COUPLING PLATE
8. _
9. _
10. NOZZLE AND HOLDER ASSY 105141-2061
11. Nozzle and Holder 8-94220-084-3
12. Open Pre:MPa(Kqf/cm2) 11.8
13. NOZZLE-HOLDER 105071-1380
14. NOZZLE 105000-1770
15. NOZZLE SET

Include in #1:

104304-4490 as INJECTION-PUMP ASSEMBLY

Cross reference number

BOSCH 9 400 619 855 9400619855
ZEXEL 104304-4490 1043044490
ISUZU 8943275650 8943275650


Zexel num
Bosch num
Firm num
Name
104304-4490 
9 400 619 855 
8943275650  ISUZU
INJECTION-PUMP ASSEMBLY
4FB1 * K 14BX PES4K PE

Calibration Data:

Adjustment conditions
Test oil
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
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
Injection timing adjustment
Direction of rotation (viewed from drive side)
Right
  R
Injection order   1-3-4-2
Pre-stroke mm   2.1 2.05 2.15
Rack position
Point A
  R=A
Beginning of injection position
Drive side
  NO.1
Difference between angles 1
Cal 1-3
deg.   90 89.5 90.5
Difference between angles 2
Cal 1-4
deg.   180 179.5 180.5
Difference between angles 3
Cyl.1-2
deg.   270 269.5 270.5
Injection quantity adjustment
Adjusting point   A
Rack position   7.1
Pump speed r/min   1500 1500 1500
Average injection quantity mm3/st.   29.3 28.3 30.3
Max. variation between cylinders %   0 -2.5 2.5
Basic   *
Fixing the lever   *
Injection quantity adjustment_02
Adjusting point   -
Rack position   6.1+-0.5
Pump speed r/min   375 375 375
Average injection quantity mm3/st.   9.7 8.7 10.7
Max. variation between cylinders %   0 -14 14
Fixing the rack   *
Remarks
Adjust only variation between cylinders; adjust governor according to governor specifications.
 

Test data Ex:

Governor adjustment

Test data 104304-4490
N:Pump speed R:Rack position (mm)
----------

----------

Speed control lever angle

Test data 104304-4490
F:Full speed I:Idle (1)Stopper bolt setting
----------

----------
a=7deg+-3deg b=22deg+-6deg

Stop lever angle

Test data 104304-4490
N:Pump normal S:Stop the pump.
----------

----------
a=100deg+-5deg b=(38deg)

Timing setting

Test data 104304-4490
(1)Pump vertical direction (2)Position of gear's standard threaded hole at No 1 cylinder's beginning of injection (3)B.T.D.C.: aa (4)-
----------
aa=20deg
----------
a=(50deg)




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Isuzu 

104304-4490  
9 400 619 855 
8943275650 
INJECTION-PUMP ASSEMBLY
4FB1
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