106873-2631 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1068732631


106873-2631 INJECTION-PUMP ASSEMBLY
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Information injection-pump assembly

ZEXEL 106873-2631 1068732631

Service parts 106873-2631 INJECTION-PUMP ASSEMBLY:

1. _
2. FUEL INJECTION PUMP 106080-5030
3. GOVERNOR 105487-5780
4. SUPPLY PUMP 105237-4250
5. AUTOM. ADVANCE MECHANIS 105681-1110
6. COUPLING PLATE 105663-0390
7. COUPLING PLATE
8. _
9. _
10. NOZZLE AND HOLDER ASSY 105101-7411
11. Nozzle and Holder ME160666
12. Open Pre:MPa(Kqf/cm2) 17.7{180}/24.5{250}
13. NOZZLE-HOLDER 105030-4451
14. NOZZLE 105015-9400
15. NOZZLE SET

Include in #1:

106873-2631 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 106873-2631 1068732631


Zexel num
Bosch num
Firm num
Name
106873-2631 
 
   
INJECTION-PUMP ASSEMBLY

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   8-3-600
Overflow valve   131424-4620
Overflow valve opening pressure kPa   255 221 289
Overflow valve opening pressure kgf/cm2   2.6 2.25 2.95
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)
Right
  R
Injection timing adjustment
Direction of rotation (viewed from drive side)
Right
  R
Injection order   1-2-7-3- 4-5-6-8
Pre-stroke mm   4.8 4.75 4.85
Beginning of injection position
Governor side
  NO.1
Difference between angles 1
Cyl.1-2
deg.   45 44.5 45.5
Difference between angles 2
Cal 1-7
deg.   90 89.5 90.5
Difference between angles 3
Cal 1-3
deg.   135 134.5 135.5
Difference between angles 4
Cal 1-4
deg.   180 179.5 180.5
Difference between angles 5
Cal 1-5
deg.   225 224.5 225.5
Difference between angles 6
Cal 1-6
deg.   270 269.5 270.5
Difference between angles 7
Cal 1-8
deg.   315 314.5 315.5
Injection quantity adjustment
Adjusting point   -
Rack position   10.4
Pump speed r/min   650 650 650
Each cylinder's injection qty mm3/st.   140.4 136.2 144.6
Basic   *
Fixing the rack   *
Standard for adjustment of the maximum variation between cylinders   *
Injection quantity adjustment_02
Adjusting point   C
Rack position   6.8+-0.5
Pump speed r/min   225 225 225
Each cylinder's injection qty mm3/st.   19 16.1 21.9
Fixing the rack   *
Standard for adjustment of the maximum variation between cylinders   *
Injection quantity adjustment_03
Adjusting point   A
Rack position   R1(10.4)
Pump speed r/min   650 650 650
Average injection quantity mm3/st.   140.4 139.4 141.4
Basic   *
Fixing the lever   *
Injection quantity adjustment_04
Adjusting point   B
Rack position   R1-0.25
Pump speed r/min   1100 1100 1100
Average injection quantity mm3/st.   128 126 130
Fixing the lever   *
Injection quantity adjustment_05
Adjusting point   E
Rack position   -
Pump speed r/min   100 100 100
Average injection quantity mm3/st.   145 105 185
Fixing the lever   *
Remarks
After startup boost setting
 
Timer adjustment
Pump speed r/min   900--
Advance angle deg.   0 0 0
Remarks
Start
 
Timer adjustment_02
Pump speed r/min   850
Advance angle deg.   0.5
Timer adjustment_03
Pump speed r/min   1100
Advance angle deg.   4.5 4 5
Remarks
Finish
 

Test data Ex:

Governor adjustment

Test data 106873-2631
N:Pump speed R:Rack position (mm) (1)Lever ratio: RT (2)Target shim dimension: TH (3)Tolerance for racks not indicated: +-0.05mm. (4)Excess fuel setting for starting: SXL (5)Damper spring setting
----------
RT=1 TH=2mm SXL=10.6+-0.1mm
----------

Speed control lever angle

Test data 106873-2631
F:Full speed
----------

----------
a=(22deg)+-5deg

0000000901

Test data 106873-2631
F:Full load I:Idle (1)Stopper bolt setting
----------

----------
a=10deg+-5deg b=21deg+-3deg

Stop lever angle

Test data 106873-2631
N:Pump normal S:Stop the pump. (1)Drive side (2)Use the hole at R = aa (3)Rack position bb (4)Stopper bolt setting
----------
aa=36mm bb=4.3-0.5mm
----------
a=10.5deg+-5deg b=55deg+7deg-5deg

0000001501 MICRO SWITCH

Adjustment of the micro-switch Adjust the bolt to obtain the following lever position when the micro-switch is ON. (1)Speed N1 (2)Rack position Ra
----------
N1=325r/min Ra=6.3+-0.1mm
----------

Timing setting

Test data 106873-2631
(1)Pump vertical direction (2)Coupling's key groove position at No 1 cylinder's beginning of injection (3)B.T.D.C.: aa (4)-
----------
aa=14deg
----------
a=(40deg)




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