106692-9291 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1066929291 6151721950


106692-9291 INJECTION-PUMP ASSEMBLY
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Information injection-pump assembly

ZEXEL 106692-9291 1066929291
KOMATSU 6151721950 6151721950

Service parts 106692-9291 INJECTION-PUMP ASSEMBLY:

1. _
2. FUEL INJECTION PUMP 106069-7340
3. GOVERNOR 105407-4300
4. SUPPLY PUMP 105217-6090
5. AUTOM. ADVANCE MECHANIS
6. COUPLING PLATE 105663-0510
7. COUPLING PLATE
8. _
9. _
10. NOZZLE AND HOLDER ASSY 105111-4550
11. Nozzle and Holder 6151-12-3200
12. Open Pre:MPa(Kqf/cm2) 24.5{250}
13. NOZZLE-HOLDER 105041-7130
14. NOZZLE 105025-0330
15. NOZZLE SET

Include in #1:

106692-9291 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 106692-9291 1066929291
KOMATSU 6151721950 6151721950


Zexel num
Bosch num
Firm num
Name
106692-9291 
106692-9292 
 
6151721950  KOMATSU
INJECTION-PUMP ASSEMBLY
S6D125 * 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   8-3-600
Overflow valve   131424-1520
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)
Left
  L
Injection timing adjustment
Direction of rotation (viewed from drive side)
Left
  L
Injection order   1-5-3-6- 2-4
Pre-stroke mm   3.6 3.55 3.65
Beginning of injection position
Drive 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   A
Rack position   11.1
Pump speed r/min   900 900 900
Average injection quantity mm3/st.   233 231 235
Max. variation between cylinders %   0 -3 3
Basic   *
Fixing the rack   *
Injection quantity adjustment_02
Adjusting point   -
Rack position   6.4+-0.5
Pump speed r/min   375 375 375
Average injection quantity mm3/st.   15 13.5 16.5
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 106692-9291
N:Pump speed R:Rack position (mm) (1)Target notch: K (2)Tolerance for racks not indicated: +-0.05mm. (3)Set using the main spring. (4)Set idle sub-spring
----------
K=8
----------

Speed control lever angle

Test data 106692-9291
F:Full speed I:Idle (1)Stopper bolt setting
----------

----------
a=(1deg)+-5deg b=(21deg)+-5deg

Stop lever angle

Test data 106692-9291
N:Pump normal S:Stop the pump. (1)Use hole at R = aa (left hand side) (2)No return spring
----------
aa=27mm
----------
a=26.5deg+-5deg b=53deg+-5deg

Timing setting

Test data 106692-9291
(1)Pump vertical direction (2)Coupling's key groove position at No 1 cylinder's beginning of injection (3)- (4)-
----------

----------
a=(150deg)




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