101491-0721 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1014910721 8970754241


101491-0721 INJECTION-PUMP ASSEMBLY
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Information injection-pump assembly

ZEXEL 101491-0721 1014910721
ISUZU 8970754241 8970754241

Service parts 101491-0721 INJECTION-PUMP ASSEMBLY:

1. _
2. FUEL INJECTION PUMP 101049-8870
3. GOVERNOR 105931-9581
4. SUPPLY PUMP 105210-5140
5. AUTOM. ADVANCE MECHANIS 105622-1630
6. COUPLING PLATE
7. COUPLING PLATE
8. _
9. _
10. NOZZLE AND HOLDER ASSY 105118-4683
11. Nozzle and Holder 8-97119-858-0
12. Open Pre:MPa(Kqf/cm2) 18.1{185}
13. NOZZLE-HOLDER 105048-3352
14. NOZZLE 105017-0610
15. NOZZLE SET

Include in #1:

101491-0721 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 101491-0721 1014910721
ISUZU 8970754241 8970754241


Zexel num
Bosch num
Firm num
Name
101491-0721 
101491-0722 
 
8970754241  ISUZU
INJECTION-PUMP ASSEMBLY
4BE1 * 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
Overflow valve   131424-4920
Overflow valve opening pressure kPa   127 107 147
Overflow valve opening pressure kgf/cm2   1.3 1.1 1.5
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)
Right
  R
Injection timing adjustment
Direction of rotation (viewed from drive side)
Right
  R
Injection order   1-3-4-2
Pre-stroke mm   3.2 3.15 3.25
Rack position
Point A
  R=A
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   -
Rack position   10.3
Pump speed r/min   1050 1050 1050
Average injection quantity mm3/st.   45.9 44.3 47.5
Max. variation between cylinders %   0 -4 4
Basic   *
Fixing the rack   *
Standard for adjustment of the maximum variation between cylinders   *
Injection quantity adjustment_02
Adjusting point   H
Rack position   9.9+-0.5
Pump speed r/min   300 300 300
Average injection quantity mm3/st.   12.5 11.2 13.8
Max. variation between cylinders %   0 -10 10
Fixing the rack   *
Standard for adjustment of the maximum variation between cylinders   *
Injection quantity adjustment_03
Adjusting point   A
Rack position   R1(10.3)
Pump speed r/min   1050 1050 1050
Average injection quantity mm3/st.   45.9 44.9 46.9
Basic   *
Fixing the lever   *
Injection quantity adjustment_04
Adjusting point   B
Rack position   R1+0.15
Pump speed r/min   1750 1750 1750
Average injection quantity mm3/st.   55.7 51.7 59.7
Fixing the lever   *
Injection quantity adjustment_05
Adjusting point   I
Rack position   -
Pump speed r/min   100 100 100
Average injection quantity mm3/st.   78.5 62.5 94.5
Fixing the lever   *
Timer adjustment
Pump speed r/min   (1375)
Advance angle deg.   0.5
Timer adjustment_02
Pump speed r/min   (1750)
Advance angle deg.   5 4.5 5.5
Remarks
Finish
 

Test data Ex:

Governor adjustment

Test data 101491-0721
N:Pump speed R:Rack position (mm) (1)Torque cam stamping: T1 (2)Tolerance for racks not indicated: +-0.05mm.
----------
T1=G35
----------

Speed control lever angle

Test data 101491-0721
F:Full speed I:Idle (1)Stopper bolt set position 'H'
----------

----------
a=5.5deg+-5deg b=34.5deg+-3deg

Stop lever angle

Test data 101491-0721
N:Pump normal S:Stop the pump.
----------

----------
a=45deg+-5deg b=29deg+-5deg

Timing setting

Test data 101491-0721
(1)Pump vertical direction (2)Position of gear mark 'CC' at No 1 cylinder's beginning of injection (3)B.T.D.C.: aa (4)-
----------
aa=17deg
----------
a=(90deg)




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