102750-0001 ZEXEL F 019 Z20 051 BOSCH INJECTION-PUMP ASSEMBLY f019z20051 1027500001 6354711411


102750-0001 INJECTION-PUMP ASSEMBLY
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Information injection-pump assembly

BOSCH F 019 Z20 051 f019z20051
ZEXEL 102750-0001 1027500001
KOMATSU 6354711411 6354711411

Service parts 102750-0001 INJECTION-PUMP ASSEMBLY:

1. _
2. FUEL INJECTION PUMP 102751-0001
3. GOVERNOR
4. SUPPLY PUMP 102754-0000
5. AUTOM. ADVANCE MECHANIS 102753-0001
6. COUPLING PLATE
7. COUPLING PLATE
8. _
9. _
10. NOZZLE AND HOLDER ASSY 105118-5240
11. Nozzle and Holder 6354-11-3101
12. Open Pre:MPa(Kqf/cm2) 24.5{250}
13. NOZZLE-HOLDER 105048-3660
14. NOZZLE 105017-1200
15. NOZZLE SET

Include in #1:

102750-0001 as INJECTION-PUMP ASSEMBLY

Cross reference number

BOSCH F 019 Z20 051 f019z20051
ZEXEL 102750-0001 1027500001
KOMATSU 6354711411 6354711411


Zexel num
Bosch num
Firm num
Name
102750-0001 
F 019 Z20 051 
6354711411  KOMATSU
INJECTION-PUMP ASSEMBLY
4A95L Q 14BD INJECTION PUMP ASSY PE4AD PE

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   137500-1120
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   1-2-4-3
Pre-stroke mm   2.5 2.45 2.55
Beginning of injection position
Drive side
  NO.1
Difference between angles 1
Cyl.1-2
deg.   90 89.5 90.5
Difference between angles 2
Cal 1-4
deg.   180 179.5 180.5
Difference between angles 3
Cal 1-3
deg.   270 269.5 270.5
Injection quantity adjustment
Adjusting point   -
Rack position   11.6
Pump speed r/min   800 800 800
Average injection quantity mm3/st.   143 141.4 144.6
Max. variation between cylinders %   0 -2.5 2.5
Basic   *
Fixing the rack   *
Standard for adjustment of the maximum variation between cylinders   *
Injection quantity adjustment_02
Adjusting point   H
Rack position   9.5+-0.5
Pump speed r/min   325 325 325
Average injection quantity mm3/st.   56.3 54.3 58.3
Max. variation between cylinders %   0 -15 15
Fixing the rack   *
Standard for adjustment of the maximum variation between cylinders   *
Injection quantity adjustment_03
Adjusting point   A
Rack position   R1(11.6)
Pump speed r/min   800 800 800
Average injection quantity mm3/st.   143 142 144
Basic   *
Fixing the lever   *
Injection quantity adjustment_04
Adjusting point   B
Rack position   R1+0.4
Pump speed r/min   1600 1600 1600
Average injection quantity mm3/st.   149 145 153
Fixing the lever   *
Timer adjustment
Pump speed r/min   1280--
Advance angle deg.   0 0 0
Remarks
Start
 
Timer adjustment_02
Pump speed r/min   1230
Advance angle deg.   0.5
Timer adjustment_03
Pump speed r/min   1600
Advance angle deg.   4.5 4 5
Remarks
Finish
 

Test data Ex:

Governor adjustment

Test data 102750-0001
N:Pump speed R:Rack position (mm) (1)Torque cam stamping: T1 (2)Tolerance for racks not indicated: +-0.05mm.
----------
T1=H74
----------

Speed control lever angle

Test data 102750-0001
F:Full speed I:Idle (1)Use the hole at R = aa (2)Stopper bolt set position 'H'
----------
aa=42.8mm
----------
a=40deg+-5deg b=(42deg)+-3deg

Stop lever angle

Test data 102750-0001
N:Pump normal S:Stop the pump.
----------

----------
a=20deg+-5deg b=40deg+-5deg

Timing setting

Test data 102750-0001
(1)Pump vertical direction (2)Position of gear mark 'C' at No 1 cylinder's beginning of injection (3)B.T.D.C.: aa (4)-
----------
aa=25deg
----------
a=(200deg)




Have questions with 102750-0001?





Group cross 102750-0001 ZEXEL

Komatsu 

102750-0001  
F 019 Z20 051 
6354711411 
INJECTION-PUMP ASSEMBLY
4A95L

Mitsubishi 

 
ME015939 
INJECTION-PUMP ASSEMBLY
4D32

Komatsu 

 
6354711510 
INJECTION-PUMP ASSEMBLY
4A95LE

Mitsubishi 

 
ME015920 
INJECTION-PUMP ASSEMBLY
4D32
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