101492-3971 ZEXEL 9 400 614 460 BOSCH INJECTION-PUMP ASSEMBLY 9400614460 1014923971 6204711281


101492-3971 INJECTION-PUMP ASSEMBLY
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Information injection-pump assembly

BOSCH 9 400 614 460 9400614460
ZEXEL 101492-3971 1014923971
KOMATSU 6204711281 6204711281

Service parts 101492-3971 INJECTION-PUMP ASSEMBLY:

1. _
2. FUEL INJECTION PUMP 101049-8760
3. GOVERNOR 105400-6381
4. SUPPLY PUMP 105220-5700
5. AUTOM. ADVANCE MECHANIS
6. COUPLING PLATE
7. COUPLING PLATE
8. _
9. _
10. NOZZLE AND HOLDER ASSY 105118-5631
11. Nozzle and Holder 6207-11-3102
12. Open Pre:MPa(Kqf/cm2) 19.6{200}
13. NOZZLE-HOLDER 105048-3300
14. NOZZLE 105017-1450
15. NOZZLE SET

Include in #1:

101492-3971 as INJECTION-PUMP ASSEMBLY

Cross reference number

BOSCH 9 400 614 460 9400614460
ZEXEL 101492-3971 1014923971
KOMATSU 6204711281 6204711281


Zexel num
Bosch num
Firm num
Name
101492-3971 
9 400 614 460 
6204711281  KOMATSU
INJECTION-PUMP ASSEMBLY
4D95L K

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   1-2-4-3
Pre-stroke mm   3.6 3.55 3.65
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   A
Rack position   11
Pump speed r/min   950 950 950
Average injection quantity mm3/st.   37.7 36.7 38.7
Max. variation between cylinders %   0 -2.5 2.5
Basic   *
Fixing the lever   *
Injection quantity adjustment_02
Adjusting point   -
Rack position   9.6+-0.5
Pump speed r/min   475 475 475
Average injection quantity mm3/st.   10.5 9.5 11.5
Max. variation between cylinders %   0 -15 15
Fixing the rack   *
Remarks
Adjust only variation between cylinders; adjust governor according to governor specifications.
 

Test data Ex:

Governor adjustment

Test data 101492-3971
N:Pump speed R:Rack position (mm) (1)Notch fixed: K (2)RACK LIMIT: RAL (3)Rack difference between N = N1 and N = N2
----------
K=20 RAL=15+0.2mm N1=950r/min N2=750r/min
----------

Speed control lever angle

Test data 101492-3971
F:Full speed I:Idle S:Stop
----------

----------
a=(12deg)+-5deg b=32deg+-3deg c=(30deg)+-5deg

Timing setting

Test data 101492-3971
(1)Pump vertical direction (2)Position of key groove at No 1 cylinder's beginning of injection (3)Stamp aligning marks on the pump housing flange. (4)-
----------

----------
a=59deg36min+-3deg b=0deg24min+-30min




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Group cross 101492-3971 ZEXEL

Komatsu 

 
6205711620 
INJECTION-PUMP ASSEMBLY
S4D95L
 
6205711410 
INJECTION-PUMP ASSEMBLY
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9 400 614 456 
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9 400 614 457 
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9 400 614 458 
6204711221 
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9 400 614 459 
6204711231 
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INJECTION-PUMP ASSEMBLY

Komatsu 

101492-3971  
9 400 614 460 
6204711281 
INJECTION-PUMP ASSEMBLY
4D95L
9 400 614 461 
6204711241 
INJECTION-PUMP ASSEMBLY
4D95L
9 400 614 462 
6204731221 
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4D95L
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