104303-2080 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1043032080 5156011622


104303-2080 INJECTION-PUMP ASSEMBLY
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Information injection-pump assembly

ZEXEL 104303-2080 1043032080
ISUZU 5156011622 5156011622

Service parts 104303-2080 INJECTION-PUMP ASSEMBLY:

1. _
2. FUEL INJECTION PUMP
3. GOVERNOR
4. SUPPLY PUMP
5. AUTOM. ADVANCE MECHANIS
6. COUPLING PLATE
7. COUPLING PLATE
8. _
9. _
10. NOZZLE AND HOLDER ASSY 105141-1981
11. Nozzle and Holder 5-15300-110-2
12. Open Pre:MPa(Kqf/cm2) 11.8{120}
13. NOZZLE-HOLDER 105071-1261
14. NOZZLE 105000-1010
15. NOZZLE SET

Include in #1:

104303-2080 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 104303-2080 1043032080
ISUZU 5156011622 5156011622


Zexel num
Bosch num
Firm num
Name
104303-2080 
104303-2081 
 
5156011622  ISUZU
INJECTION-PUMP ASSEMBLY
3AF1 *

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)
Right
  R
Injection timing adjustment
Direction of rotation (viewed from drive side)
Right
  R
Injection order   1-3-2
Pre-stroke mm   2.1 2.05 2.15
Beginning of injection position
Drive side
  NO.1
Difference between angles 1
Cal 1-3
deg.   120 119.5 120.5
Difference between angles 2
Cyl.1-2
deg.   240 239.5 240.5
Injection quantity adjustment
Adjusting point   A
Rack position   10.5
Pump speed r/min   700 700 700
Average injection quantity mm3/st.   28.4 27.4 29.4
Max. variation between cylinders %   0 -2.5 2.5
Basic   *
Fixing the lever   *
Injection quantity adjustment_02
Adjusting point   C
Rack position   7.1+-0.5
Pump speed r/min   425 425 425
Average injection quantity mm3/st.   6.5 5.5 7.5
Max. variation between cylinders %   0 -14 14
Fixing the lever   *
Remarks
Adjust only variation between cylinders; adjust governor according to governor specifications.
 
Injection quantity adjustment_03
Adjusting point   D
Rack position   13+1
Pump speed r/min   100 100 100
Average injection quantity mm3/st.   37 37
Fixing the lever   *

Test data Ex:

Governor adjustment

Test data 104303-2080
N:Pump speed R:Rack position (mm) (1)Rack difference between N = N1 and N = N2 (2)Set the idle spring. (3)Main spring setting
----------
N1=700r/min N2=1150r/min
----------

Speed control lever angle

Test data 104303-2080
F:Full speed I:Idle (1)Stopper bolt setting
----------

----------
a=36deg+-3deg b=26deg+-6deg

Stop lever angle

Test data 104303-2080
N:Pump normal S:Stop the pump.
----------

----------
a=18deg+-5deg b=(38deg)

Timing setting

Test data 104303-2080
(1)Pump vertical direction (2)Position of gear mark '00' at No 1 cylinder's beginning of injection (3)B.T.D.C.: aa (4)-
----------
aa=16deg
----------
a=(110deg)




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104303-2080  

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