101431-0721 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1014310721 5156011161


101431-0721 INJECTION-PUMP ASSEMBLY
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Information injection-pump assembly

ZEXEL 101431-0721 1014310721
ISUZU 5156011161 5156011161

Service parts 101431-0721 INJECTION-PUMP ASSEMBLY:

1. _
2. FUEL INJECTION PUMP 101043-9250
3. GOVERNOR 105542-3260
4. SUPPLY PUMP 105220-4742
5. AUTOM. ADVANCE MECHANIS 105621-0381
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:

101431-0721 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 101431-0721 1014310721
ISUZU 5156011161 5156011161


Zexel num
Bosch num
Firm num
Name
101431-0721 
 
5156011161  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
Rack position   R=11.9
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   B
Rack position   11.9
Pump speed r/min   1900 1900 1900
Average injection quantity mm3/st.   42 41 43
Max. variation between cylinders %   0 -2.5 2.5
Basic   *
Fixing the rack   *
Injection quantity adjustment_02
Adjusting point   D
Rack position   8.4
Pump speed r/min   300 300 300
Average injection quantity mm3/st.   8 6.9 9.1
Max. variation between cylinders %   0 -14 14
Fixing the rack   *
Injection quantity adjustment_03
Adjusting point   E
Rack position   -
Pump speed r/min   150 150 150
Average injection quantity mm3/st.   70 70
Fixing the rack   *
Remarks
Excess fuel for starting.
 
Injection quantity adjustment_04
Adjusting point   -
Rack position   -
Pump speed r/min   1900 1900 1900
Average injection quantity mm3/st.   42 41.5 42.5
Remarks
Smoke setting: 3.2 kPa {400 mmAq}
 
Timer adjustment
Pump speed r/min   700
Advance angle deg.   0.5
Timer adjustment_02
Pump speed r/min   1000
Advance angle deg.   1 0.5 1.5
Timer adjustment_03
Pump speed r/min   1500
Advance angle deg.   3.3 2.8 3.8
Timer adjustment_04
Pump speed r/min   1850
Advance angle deg.   6 5.5 6.5
Timer adjustment_05
Pump speed r/min   -
Advance angle deg.   6.5 6 7
Remarks
Measure the actual speed, stop
 

Test data Ex:

Governor adjustment

Test data 101431-0721
N:Pump speed R:Rack position (mm) P:Negative pressure (1)Pneumatic governor (2)Mechanical governor (3)Acting negative pressure: P1 (4)Beginning of idle sub spring operation: L1 (5)Injection quantity Q = Q1 or less
----------
L1=9-0.3mm Q1=3mm3/st
----------

Timing setting

Test data 101431-0721
(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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