104304-4501 ZEXEL 9 400 612 790 BOSCH INJECTION-PUMP ASSEMBLY 9400612790 1043044501 8943274931


104304-4501 INJECTION-PUMP ASSEMBLY
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Information injection-pump assembly

BOSCH 9 400 612 790 9400612790
ZEXEL 104304-4501 1043044501
ISUZU 8943274931 8943274931

Service parts 104304-4501 INJECTION-PUMP ASSEMBLY:

1. _
2. FUEL INJECTION PUMP 104300-4660
3. GOVERNOR
4. SUPPLY PUMP
5. AUTOM. ADVANCE MECHANIS
6. COUPLING PLATE
7. COUPLING PLATE
8. _
9. _
10. NOZZLE AND HOLDER ASSY 105141-2281
11. Nozzle and Holder 5-15300-117-1
12. Open Pre:MPa(Kqf/cm2) 11.8{120}
13. NOZZLE-HOLDER 105071-1380
14. NOZZLE 105000-1860
15. NOZZLE SET

Include in #1:

104304-4501 as INJECTION-PUMP ASSEMBLY

Cross reference number

BOSCH 9 400 612 790 9400612790
ZEXEL 104304-4501 1043044501
ISUZU 8943274931 8943274931


Zexel num
Bosch num
Firm num
Name
104304-4501 
9 400 612 790 
8943274931  ISUZU
INJECTION-PUMP ASSEMBLY
4FE1 * 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   8.2
Pump speed r/min   1000 1000 1000
Average injection quantity mm3/st.   25.6 23.6 27.6
Max. variation between cylinders %   0 -4 4
Fixing the lever   *
Injection quantity adjustment_02
Adjusting point   B
Rack position   7.8
Pump speed r/min   1250 1250 1250
Average injection quantity mm3/st.   26.4 25.4 27.4
Max. variation between cylinders %   0 -2.5 2.5
Basic   *
Fixing the lever   *
Injection quantity adjustment_03
Adjusting point   -
Rack position   7+-0.5
Pump speed r/min   450 450 450
Average injection quantity mm3/st.   7.6 6.6 8.6
Max. variation between cylinders %   0 -14 14
Fixing the lever   *
Remarks
Adjust only variation between cylinders; adjust governor according to governor specifications.
 
Injection quantity adjustment_04
Adjusting point   D
Rack position   13+1
Pump speed r/min   100 100 100
Average injection quantity mm3/st.   34.4 34.4
Fixing the lever   *

Test data Ex:

Governor adjustment

Test data 104304-4501
N:Pump speed R:Rack position (mm) (1)Torque control stroke: L1 (2)Set the idle spring. (3)Main spring setting (4)Rack difference from N = N1
----------
L1=0.4mm N1=1250r/min
----------

Speed control lever angle

Test data 104304-4501
F:Full speed I:Idle (1)Stopper bolt setting
----------

----------
a=7deg+-3deg b=23deg+-6deg

Stop lever angle

Test data 104304-4501
N:Pump normal S:Stop the pump.
----------

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

Timing setting

Test data 104304-4501
(1)Pump vertical direction (2)Position of gear's standard threaded hole at No 1 cylinder's beginning of injection (3)- (4)-
----------
aa=20deg
----------
a=(50deg)




Have questions with 104304-4501?





Group cross 104304-4501 ZEXEL

Isuzu 

 
8943274930 
INJECTION-PUMP ASSEMBLY
4FE1
104304-4501  
9 400 612 790 
8943274931 
INJECTION-PUMP ASSEMBLY
4FE1

Ishikawajima-S 

 
131017570 
INJECTION-PUMP ASSEMBLY
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9 400 616 523 
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