101421-4770 ZEXEL 9 400 614 078 BOSCH INJECTION-PUMP ASSEMBLY


Information injection-pump assembly

BOSCH 9 400 614 078 9400614078
ZEXEL 101421-4770 1014214770
ISUZU 5156001204 5156001204


Service parts 101421-4770 INJECTION-PUMP ASSEMBLY:

1. _
2. FUEL INJECTION PUMP 101042-9690
3. GOVERNOR 105542-6560
4. SUPPLY PUMP 105220-4742
5. AUTOM. ADVANCE MECHANIS 105621-0320
6. COUPLING PLATE
7. COUPLING PLATE
8. _
9. _
10. NOZZLE AND HOLDER ASSY 105151-1491
11. Nozzle and Holder 5-15300-067-1
12. Open Pre:MPa(Kqf/cm2) 11.8{120}
13. NOZZLE-HOLDER 105081-3171
14. NOZZLE 105000-1650
15. NOZZLE SET

Include in #1:

101421-4770 as INJECTION-PUMP ASSEMBLY

Cross reference number

BOSCH 9 400 614 078 9400614078
ZEXEL 101421-4770 1014214770
ISUZU 5156001204 5156001204


Zexel num Bosch num Firm num Firm Name
101421-4770 
101421-4860 
9 400 614 078  5156001204  ISUZU INJECTION-PUMP ASSEMBLY
C190 * K 14BC INJECTION PUMP ASSY PE4A,5A, PE

Calibration Data:



Adjustment conditions
Test oil   ISO4113 or {SAEJ967d}
1404 Test oil
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 mm   6-2-600
Outer diameter - inner diameter - length (mm)
Overflow valve   132424-0620
Overflow valve opening pressure kPa   157 123 191
Overflow valve opening pressure kgf/cm2   1.6 1.25 1.95
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)   L
Left


Injection timing adjustment
Direction of rotation (viewed from drive side)   L
Left
Injection order   1-3-4-2
Pre-stroke mm   1.75 1.7 1.8
Beginning of injection position   NO.1
Drive side
Difference between angles 1 deg.   90 89.5 90.5
Cal 1-3
Difference between angles 2 deg.   180 179.5 180.5
Cal 1-4
Difference between angles 3 deg.   270 269.5 270.5
Cyl.1-2


Injection quantity adjustment
Adjusting point   D
Rack position   11.7
Pump speed r/min   1800 1800 1800
Average injection quantity mm3/st.   37 36.1 37.9
Max. variation between cylinders %   0 -2.5 2.5
Basic   *
Fixing the rack   *


Injection quantity adjustment_02
Adjusting point   F
Rack position   7.2+-0.5
Pump speed r/min   300 300 300
Average injection quantity mm3/st.   7 5.9 8.1
Max. variation between cylinders %   0 -14 14
Fixing the rack   *


Injection quantity adjustment_03
Adjusting point   -
Rack position   -
Pump speed r/min   150 150 150
Average injection quantity mm3/st.   52 52
Fixing the rack   *
Remarks  
Excess fuel for starting.


Injection quantity adjustment_04
Adjusting point   -
Rack position   -
Pump speed r/min   1800 1800 1800
Average injection quantity mm3/st.   37 36.5 37.5
Remarks  
Smoke setting: 4.41 kPa {450 mmAq}


Timer adjustment
Pump speed r/min   800+-50
Advance angle deg.   0 0 0
Remarks  
Start


Timer adjustment_02
Pump speed r/min   1100
Advance angle deg.   1.7 1.2 2.2


Timer adjustment_03
Pump speed r/min   1500
Advance angle deg.   4 3.3 4.7


Timer adjustment_04
Pump speed r/min   1900
Advance angle deg.   5.3 4.6 6


Timer adjustment_05
Pump speed r/min   2250
Advance angle deg.   6.5 6 7
Remarks  
Finish

Test data Ex:



Governor adjustment

Test data 101421-4770 N:Pump speed R:Rack position (mm) P:Negative pressure (1)Pneumatic governor (2)Mechanical governor (3)Acting negative pressure: P1 (4)Torque control stroke (5)Beginning of idle sub spring operation: L1 (6)Injection quantity Q = Q1 or less
----------
L1=8+-0.3mm Q1=3mm3/st
----------





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Group cross number

Isuzu 

101421-4700    5156002111 
C221
101421-4710    5156002061  INJECTION-PUMP ASSEMBLY
C221
101421-4720    5156002711 
C221
101421-4730    5156002091  INJECTION-PUMP ASSEMBLY
C221
101421-4740    5156001202  INJECTION-PUMP ASSEMBLY
C190
101421-4750 
101421-4800 
  5156003051 
C190
101421-4770 
101421-4860 
9 400 614 078  5156001204  INJECTION-PUMP ASSEMBLY
C190
101421-4780 
101421-4781 
  5156003732  INJECTION-PUMP ASSEMBLY
101421-4781  9 400 610 133  5156011102  INJECTION-PUMP ASSEMBLY
C190
101421-4790    5156003760