106673-7281 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1066737281


106673-7281 INJECTION-PUMP ASSEMBLY
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Information injection-pump assembly

ZEXEL 106673-7281 1066737281

Service parts 106673-7281 INJECTION-PUMP ASSEMBLY:

1. _
2. FUEL INJECTION PUMP 106067-0070
3. GOVERNOR 105923-1851
4. SUPPLY PUMP 105237-4790
5. AUTOM. ADVANCE MECHANIS 105681-1870
6. COUPLING PLATE 105663-0820
7. COUPLING PLATE
8. _
9. _
10. NOZZLE AND HOLDER ASSY 105110-7251
11. Nozzle and Holder ME150945
12. Open Pre:MPa(Kqf/cm2) 17.7{180}/24.5{250}
13. NOZZLE-HOLDER 105041-4110
14. NOZZLE
15. NOZZLE SET 105019-0420

Include in #1:

106673-7281 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 106673-7281 1066737281


Zexel num
Bosch num
Firm num
Name
106673-7281 
 
   
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   105780-8250
Bosch type code   1 688 901 101
Nozzle   105780-0120
Bosch type code   1 688 901 990
Nozzle holder   105780-2190
Opening pressure MPa   20.7
Opening pressure kgf/cm2   211
Injection pipe
Outer diameter - inner diameter - length (mm)
mm   8-3-600
Overflow valve   131425-0220
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   255 255 255
Tester oil delivery pressure kgf/cm2   2.6 2.6 2.6
Direction of rotation (viewed from drive side)
Right
  R
Injection timing adjustment
Direction of rotation (viewed from drive side)
Right
  R
Injection order   1-5-3-6- 2-4
Pre-stroke mm   3.9 3.85 3.95
Beginning of injection position
Governor side
  NO.1
Difference between angles 1
Cal 1-5
deg.   60 59.5 60.5
Difference between angles 2
Cal 1-3
deg.   120 119.5 120.5
Difference between angles 3
Cal 1-6
deg.   180 179.5 180.5
Difference between angles 4
Cyl.1-2
deg.   240 239.5 240.5
Difference between angles 5
Cal 1-4
deg.   300 299.5 300.5
Injection quantity adjustment
Adjusting point   -
Rack position   13.2
Pump speed r/min   650 650 650
Each cylinder's injection qty mm3/st.   153.5 149.7 157.3
Basic   *
Fixing the rack   *
Standard for adjustment of the maximum variation between cylinders   *
Injection quantity adjustment_02
Adjusting point   Z
Rack position   8.6+-0.5
Pump speed r/min   360 360 360
Each cylinder's injection qty mm3/st.   15.8 13.4 18.2
Fixing the rack   *
Standard for adjustment of the maximum variation between cylinders   *
Injection quantity adjustment_03
Adjusting point   A
Rack position   R1(13.2)
Pump speed r/min   650 650 650
Average injection quantity mm3/st.   153.5 152.5 154.5
Basic   *
Fixing the lever   *
Boost pressure kPa   24 24
Boost pressure mmHg   180 180
Injection quantity adjustment_04
Adjusting point   B
Rack position   R1+1.4
Pump speed r/min   1100 1100 1100
Average injection quantity mm3/st.   151.5 147.5 155.5
Fixing the lever   *
Boost pressure kPa   24 24
Boost pressure mmHg   180 180
Injection quantity adjustment_05
Adjusting point   D
Rack position   R3-1.2
Pump speed r/min   300 300 300
Average injection quantity mm3/st.   92.5 88.5 96.5
Fixing the lever   *
Boost pressure kPa   0 0 0
Boost pressure mmHg   0 0 0
Boost compensator adjustment
Pump speed r/min   300 300 300
Rack position   R3-1.2
Boost pressure kPa   4 3.3 4.7
Boost pressure mmHg   30 25 35
Boost compensator adjustment_02
Pump speed r/min   300 300 300
Rack position   R3(R1-1. 3)
Boost pressure kPa   10.7 10.7 10.7
Boost pressure mmHg   80 80 80
Timer adjustment
Pump speed r/min   750--
Advance angle deg.   0 0 0
Remarks
Start
 
Timer adjustment_02
Pump speed r/min   700
Advance angle deg.   0.5
Timer adjustment_03
Pump speed r/min   1100
Advance angle deg.   4 3.5 4.5
Remarks
Finish
 

Test data Ex:

Governor adjustment

Test data 106673-7281
N:Pump speed R:Rack position (mm) (1)Torque cam stamping: T1 (2)Tolerance for racks not indicated: +-0.05mm. (3)Boost compensator stroke: BCL (4)Damper spring setting
----------
T1=AD44 BCL=1.2+-0.1mm
----------

Speed control lever angle

Test data 106673-7281
F:Full speed I:Idle (1)Use the hole at R = aa (2)Stopper bolt set position 'H' (3)Viewed from feed pump side.
----------
aa=37.5mm
----------
a=0.5deg+-5deg b=39deg+-3deg

Stop lever angle

Test data 106673-7281
N:Pump normal S:Stop the pump. (1)At pump speed aa and rack position bb, set the stopper bolt. (Confirm non-injection.) (2)Normal engine position (equivalent to R = cc). (3)Use the hole above R = dd
----------
aa=1100r/min bb=3.5+-0.3mm cc=18mm dd=54mm
----------
a=41deg+-5deg b=29.5deg+-5deg c=(16.5deg)

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=8.1+-0.1mm
----------

Timing setting

Test data 106673-7281
(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=8deg
----------
a=(2deg)




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