106961-1070 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data


Information injection-pump assembly

ZEXEL 106961-1070 1069611070
ISUZU 1156014591 1156014591

Service parts 106961-1070 INJECTION-PUMP ASSEMBLY:

1. _
2. FUEL INJECTION PUMP
3. GOVERNOR 105488-8750
4. SUPPLY PUMP 105237-1390
5. AUTOM. ADVANCE MECHANIS 105693-0090
6. COUPLING PLATE
7. COUPLING PLATE
8. _
9. _
10. NOZZLE AND HOLDER ASSY 105100-7003
11. Nozzle and Holder 1-15300-138-2
12. Open Pre:MPa(Kqf/cm2) 15.7{160}/22.1{225}
13. NOZZLE-HOLDER 105031-4831
14. NOZZLE 105015-6250
15. NOZZLE SET

Include in #1:

106961-1070 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 106961-1070 1069611070
ISUZU 1156014591 1156014591


Zexel num Bosch num Firm num Firm Name
106961-1070 
106961-1071 
  1156014591  ISUZU INJECTION-PUMP ASSEMBLY
12PC1 *

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   8-3-600
Outer diameter - inner diameter - length (mm)
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)   R
Right


Injection timing adjustment
Direction of rotation (viewed from drive side)   R
Right
Injection order   1-4-9-8- 5-2-11-1 0-3-6-7-
Pre-stroke mm   4.4 4.37 4.43
Beginning of injection position   NO.1
Governor side
Difference between angles 1 deg.   15 14.75 15.25
Cal 1-4
Difference between angles 2 deg.   60 59.75 60.25
Cal 1-9
Difference between angles 3 deg.   75 74.75 75.25
Cal 1-8
Difference between angles 4 deg.   120 119.75 120.25
Cal 1-5
Difference between angles 5 deg.   135 134.75 135.25
Cyl.1-2
Difference between angles 6 deg.   180 179.75 180.25
Cal 1-11
Difference between angles 7 deg.   195 194.75 195.25
Cal 1-10
Difference between angles 8 deg.   240 239.75 240.25
Cal 1-3
Difference between angles 9 deg.   255 254.75 255.25
Cal 1-6
Difference between angles 10 deg.   300 299.75 300.25
Cal 1-7
Difference between angles 11 deg.   315 314.75 315.25
Cal 1-12


Injection quantity adjustment
Adjusting point   A
Rack position   8.5
Pump speed r/min   750 750 750
Average injection quantity mm3/st.   87.2 85.7 88.7
Max. variation between cylinders %   0 -2 2
Basic   *
Fixing the lever   *


Injection quantity adjustment_02
Adjusting point   B
Rack position   8.7
Pump speed r/min   1000 1000 1000
Average injection quantity mm3/st.   102.5 100.5 104.5
Max. variation between cylinders %   0 -3 3
Fixing the lever   *


Injection quantity adjustment_03
Adjusting point   C
Rack position   8.2+-0.5
Pump speed r/min   1150 1150 1150
Average injection quantity mm3/st.   98.5 94.5 102.5
Max. variation between cylinders %   0 -3 3
Fixing the lever   *


Injection quantity adjustment_04
Adjusting point   D
Rack position   5.9+-0.5
Pump speed r/min   225 225 225
Average injection quantity mm3/st.   8.2 6.8 9.6
Max. variation between cylinders %   0 -13 13
Fixing the rack   *


Injection quantity adjustment_05
Adjusting point   F
Rack position   -
Pump speed r/min   150 150 150
Average injection quantity mm3/st.   133 133
Fixing the lever   *
Remarks  
When manual lever is on the boost side

Test data Ex:



Governor adjustment

Test data 106961-1070 N:Pump speed R:Rack position (mm) (1)Supply solenoid operating voltage DC24V and move the solenoid body so that the excess lever reaches the excess position at the solenoid's maximum stroke. (2)Supplied with damper spring not set. (3)At excess fuel lever operation: not exceeding EXL (4)Excess fuel setting for starting: SXL
----------
EXL=1.5mm SXL=10.2+-0.1mm
----------



Timer adjustment

Test data 106961-1070 (1)Adjusting range (2)Step response time (N): Speed of the pump (L): Load (theta) Advance angle (Srd1) Step response time 1 (Srd2) Step response time 2 1. Adjusting conditions for the variable timer (1)Adjust the clearance between the pickup and the protrusion to L.
----------
L=1-0.2mm N2=800r/min C2=(7.5)deg t1=1.5--sec. t2=1.5--sec.
----------
N1=950++r/min P1=0kPa(0kgf/cm2) P2=392kPa(4kgf/cm2) C1=7.5+-0.3deg R01=0/4load R02=4/4load



Speed control lever angle

Test data 106961-1070 F:Full speed
----------

----------
a=7deg+-5deg



0000000901

Test data 106961-1070 F:Full load I:Idle (1)Stopper bolt setting
----------

----------
a=10deg+-5deg b=32deg+-3deg



Stop lever angle

Test data 106961-1070 N:Pump normal S:Stop the pump.
----------

----------
a=36deg+-5deg b=73deg+-5deg



0000001101

Test data 106961-1070 N:Normal B:When boosted
----------

----------
a=(5deg) b=(24deg)



Timing setting

Test data 106961-1070 (1)Pump vertical direction (2)Position of "Z" mark at the No 1 cylinder's beginning of injection (governor side) (3)B.T.D.C.: aa (4)-
----------
aa=13deg
----------
a=(170deg)





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Group cross 106961-1070 ZEXEL

Isuzu 

106961-1070 
106961-1071 
  1156014591  INJECTION-PUMP ASSEMBLY
12PC1
106961-1071    1156014592  INJECTION-PUMP ASSEMBLY
12PC1
106961-1073 
106961-1078 
  1156014594  INJECTION-PUMP ASSEMBLY
12PC1
106961-1074 
106961-1078 
  1156014595  INJECTION-PUMP ASSEMBLY
12PC1
106961-1075 
106961-1078 
  1156014596  INJECTION-PUMP ASSEMBLY
12PC1
106961-1076 
106961-1077 
  1156014597  INJECTION-PUMP ASSEMBLY
12PC1
106961-1077 
106961-1078 
  1156014598  INJECTION-PUMP ASSEMBLY
12PC1
106961-1078  9 400 618 584  1156014599  INJECTION-PUMP ASSEMBLY
12PC1
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