101431-4120 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1014314120 8943254660


101431-4120 INJECTION-PUMP ASSEMBLY
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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
Name
101431-4120 
 
8943254660  ISUZU
INJECTION-PUMP ASSEMBLY
C240 * K

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)
Left
  L
Injection timing adjustment
Direction of rotation (viewed from drive side)
Left
  L
Injection order   1-3-4-2
Pre-stroke mm   2.25 2.2 2.3
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   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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