101492-3640 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1014923640


101492-3640 INJECTION-PUMP ASSEMBLY
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Information injection-pump assembly

ZEXEL 101492-3640 1014923640

Cross reference number

ZEXEL 101492-3640 1014923640


Zexel num
Bosch num
Firm num
Name
101492-3640 
101492-3641 
 
  KOMATSU
INJECTION-PUMP ASSEMBLY
S4D95L *

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 opening pressure kPa   157 123 191
Overflow valve opening pressure kgf/cm2   1.6 1.25 1.95
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   3.2 3.15 3.25
Rack position
Point A
  R=A
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   9.8
Pump speed r/min   1050 1050 1050
Average injection quantity mm3/st.   69.5 68.5 70.5
Max. variation between cylinders %   0 -2.5 2.5
Basic   *
Fixing the lever   *
Injection quantity adjustment_02
Adjusting point   -
Rack position   7.6+-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 101492-3640
N:Pump speed R:Rack position (mm) (1)Target notch: K (2)RACK CAP: R1 (3)Rack difference between N = N1 and N = N2 (4)Rack difference between N = N3 and N = N4
----------
K=15 R1=(17.5)mm N1=1050r/min N2=750r/min N3=1050r/min N4=300r/min
----------

Speed control lever angle

Test data 101492-3640
F:Full speed I:Idle S:Stop
----------

----------
a=16deg+-5deg b=32deg+-3deg c=29deg+-5deg

Timing setting

Test data 101492-3640
(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=58deg+-3deg b=2deg+-30min




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Group cross 101492-3640 ZEXEL

Komatsu 

 
 
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