101431-4120 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data


Information injection-pump assembly

ZEXEL 101431-4120 1014314120
ISUZU 8943254660 8943254660


Service parts 101431-4120 INJECTION-PUMP ASSEMBLY:

1. _
2. FUEL INJECTION PUMP 101043-9320
3. GOVERNOR 105410-9410
4. SUPPLY PUMP 105220-4742
5. AUTOM. ADVANCE MECHANIS 105621-0370
6. COUPLING PLATE
7. COUPLING PLATE
8. _
9. _
10. NOZZLE AND HOLDER ASSY 105151-1451
11. Nozzle and Holder 5-15300-039-1
12. Open Pre:MPa(Kqf/cm2) 11.8{120}
13. NOZZLE-HOLDER 105081-3141
14. NOZZLE 105000-1650
15. NOZZLE SET

Include in #1:

101431-4120 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 101431-4120 1014314120
ISUZU 8943254660 8943254660


Zexel num Bosch num Firm num Firm Name
101431-4120    8943254660  ISUZU INJECTION-PUMP ASSEMBLY
C240 * K

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)
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   2.25 2.2 2.3
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   A
Rack position   9.9
Pump speed r/min   900 900 900
Average injection quantity mm3/st.   29.8 28.4 31.2
Max. variation between cylinders %   0 -4.5 4.5
Fixing the rack   *


Injection quantity adjustment_02
Adjusting point   B
Rack position   11.3
Pump speed r/min   800 800 800
Average injection quantity mm3/st.   39.7 38.7 40.7
Max. variation between cylinders %   0 -2.5 2.5
Basic   *
Fixing the lever   *


Injection quantity adjustment_03
Adjusting point   -
Rack position   7.8+-0.5
Pump speed r/min   350 350 350
Average injection quantity mm3/st.   8 6.9 9.1
Max. variation between cylinders %   0 -14 14
Fixing the rack   *
Remarks  
Adjust only variation between cylinders; adjust governor according to governor specifications.


Injection quantity adjustment_04
Adjusting point   D
Rack position   16.4+-0. 1
Pump speed r/min   100 100 100
Average injection quantity mm3/st.   71 66 76
Fixing the lever   *
Rack limit   *


Timer adjustment
Pump speed r/min   500+-50
Advance angle deg.   0 0 0
Remarks  
Start


Timer adjustment_02
Pump speed r/min   900
Advance angle deg.   1.3 0.6 2


Timer adjustment_03
Pump speed r/min   -
Advance angle deg.   6 6 6
Remarks  
Measure the actual speed, stop

Test data Ex:



Governor adjustment

Test data 101431-4120 N:Pump speed R:Rack position (mm) (1)Target notch: K (2)RACK LIMIT (3)Idle sub spring setting: L1.
----------
K=5 L1=5.5-0.5mm
----------



Speed control lever angle

Test data 101431-4120 F:Full speed I:Idle S:Stop (1)Set the pump speed at aa (2)Set the pump speed at bb.
----------
aa=750r/min bb=900r/min
----------
a=23deg+-5deg b=6deg+-5deg c=0deg+-5deg d=32deg+-3deg



Timing setting

Test data 101431-4120 (1)Pump vertical direction (2)Gear mark Z for the No. 4 cylinder's beginning of injection (3)B.T.D.C.: aa (4)-
----------
aa=14deg
----------
a=(60deg)





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Group cross number

Isuzu 

101431-4100 
101431-4150 
9 400 614 098  8944796640  INJECTION-PUMP ASSEMBLY
C240
101431-4110  9 400 614 099  8943254640  INJECTION-PUMP ASSEMBLY
C240
101431-4120    8943254660  INJECTION-PUMP ASSEMBLY
C240
101431-4130 
101431-4140 
9 400 614 100  8943316180  INJECTION-PUMP ASSEMBLY
C240
101431-4140 
101431-4170 
9 400 614 101  8943621000  INJECTION-PUMP ASSEMBLY
C240
101431-4150 
101431-4160 
  8943620980  INJECTION-PUMP ASSEMBLY
C240
101431-4160 
101431-4161 
  8970752920  INJECTION-PUMP ASSEMBLY
C240
101431-4161  9 400 614 102  8970752921  INJECTION-PUMP ASSEMBLY
C240
101431-4170  9 400 614 103  8970752930  INJECTION-PUMP ASSEMBLY
C240
101431-4180 
101431-4181 
  8970698060  INJECTION-PUMP ASSEMBLY
C240
101431-4181  9 400 614 104  8970698061  INJECTION-PUMP ASSEMBLY
C240
101431-4190  9 400 612 252  8970814360  INJECTION-PUMP ASSEMBLY
C240