106673-7490 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1066737490


106673-7490 INJECTION-PUMP ASSEMBLY
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Information injection-pump assembly

ZEXEL 106673-7490 1066737490

Service parts 106673-7490 INJECTION-PUMP ASSEMBLY:

1. _
2. FUEL INJECTION PUMP 106067-0200
3. GOVERNOR 105923-2371
4. SUPPLY PUMP 105237-0100
5. AUTOM. ADVANCE MECHANIS 105691-3900
6. COUPLING PLATE 105663-0800
7. COUPLING PLATE
8. _
9. _
10. NOZZLE AND HOLDER ASSY 105110-7371
11. Nozzle and Holder ME151161
12. Open Pre:MPa(Kqf/cm2) 15.7{160}/21.6{220}
13. NOZZLE-HOLDER 105041-4111
14. NOZZLE
15. NOZZLE SET 105019-0330

Include in #1:

106673-7490 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 106673-7490 1066737490


Zexel num
Bosch num
Firm num
Name
106673-7490 
 
   
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   12.9
Pump speed r/min   700 700 700
Each cylinder's injection qty mm3/st.   147 143.3 150.7
Basic   *
Fixing the rack   *
Standard for adjustment of the maximum variation between cylinders   *
Injection quantity adjustment_02
Adjusting point   Z
Rack position   8+-0.5
Pump speed r/min   385 385 385
Each cylinder's injection qty mm3/st.   21 17.8 24.2
Fixing the rack   *
Standard for adjustment of the maximum variation between cylinders   *
Injection quantity adjustment_03
Adjusting point   A
Rack position   R1(12.9)
Pump speed r/min   700 700 700
Average injection quantity mm3/st.   147 146 148
Basic   *
Fixing the lever   *
Boost pressure kPa   23.3 23.3
Boost pressure mmHg   175 175
Injection quantity adjustment_04
Adjusting point   B
Rack position   R1+1.05
Pump speed r/min   1100 1100 1100
Average injection quantity mm3/st.   143.5 139.5 147.5
Fixing the lever   *
Boost pressure kPa   23.3 23.3
Boost pressure mmHg   175 175
Injection quantity adjustment_05
Adjusting point   C
Rack position   (R1-0.75 )
Pump speed r/min   500 500 500
Average injection quantity mm3/st.   142 136 148
Fixing the lever   *
Boost pressure kPa   23.3 23.3
Boost pressure mmHg   175 175
Injection quantity adjustment_06
Adjusting point   D
Rack position   (R2-1.3)
Pump speed r/min   300 300 300
Average injection quantity mm3/st.   104.5 102.5 106.5
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   (R2-1.3)
Boost pressure kPa   4 2.7 5.3
Boost pressure mmHg   30 20 40
Boost compensator adjustment_02
Pump speed r/min   300 300 300
Rack position   R2(R1-1)
Boost pressure kPa   10.7 10.7 10.7
Boost pressure mmHg   80 80 80

Test data Ex:

Governor adjustment

Test data 106673-7490
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
----------
T1=AC25 BCL=(1.3)+-0.1mm
----------

Timer adjustment

Test data 106673-7490
(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=(10deg) t1=2.5--sec. t2=2.5--sec.
----------
N1=750++r/min P1=0kPa(0kgf/cm2) P2=392kPa(4kgf/cm2) C1=10+-0.3deg R01=0/4load R02=4/4load

Speed control lever angle

Test data 106673-7490
F:Full speed I:Idle (1)Use the pin at R = aa (2)Stopper bolt set position 'H' (3)Viewed from feed pump side.
----------
aa=45mm
----------
a=30deg+-5deg b=(39deg)+-3deg

Stop lever angle

Test data 106673-7490
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=33.5mm
----------
a=40deg+-5deg b=25.5deg+-5deg c=(31deg)+-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=7.6+-0.1mm
----------

0000001601 RACK SENSOR

Test data 106673-7490
(VR) measurement voltage (I) Part number of the control unit (G) Apply red paint. (H): End surface of the pump 1. Rack sensor adjustment (-0620) (1)Fix the speed control lever at the full position (2)Set the speed to N1 r/min. (If the boost compensator is provided, apply boost pressure.) (3)Adjust the bobbin (A) so that the rack sensor's output voltage is VR+-0.01. (4)At that time, rack position must be Ra. (5)Apply G at two places. Connecting part between the joint (B) and the nut (F) Connecting part between the joint (B) and the end surface of the pump (H)
----------
N1=1100r/min Ra=R1(12.9)+1.05mm
----------

0000001701 LEVER

Test data 106673-7490
Speed lever cancel adjustment procedure (without dashpot) (A) Top lever (B) Bottom lever (C) Return spring 1. At governor adjustment (FULL adjustment) (1)Set high idle using the lever (A). (2)Confirm that lever (A) is not cancelled with lever (B).
----------

----------

Timing setting

Test data 106673-7490
(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=5deg
----------
a=(2deg)




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