106873-7660 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1068737660


106873-7660 INJECTION-PUMP ASSEMBLY
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Information injection-pump assembly

ZEXEL 106873-7660 1068737660

Cross reference number

ZEXEL 106873-7660 1068737660


Zexel num
Bosch num
Firm num
Name
106873-7660 
 
   
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   105780-8140
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   131424-4620
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   1-2-7-3- 4-5-6-8
Pre-stroke mm   4.8 4.75 4.85
Beginning of injection position
Governor side
  NO.1
Difference between angles 1
Cyl.1-2
deg.   45 44.5 45.5
Difference between angles 2
Cal 1-7
deg.   90 89.5 90.5
Difference between angles 3
Cal 1-3
deg.   135 134.5 135.5
Difference between angles 4
Cal 1-4
deg.   180 179.5 180.5
Difference between angles 5
Cal 1-5
deg.   225 224.5 225.5
Difference between angles 6
Cal 1-6
deg.   270 269.5 270.5
Difference between angles 7
Cal 1-8
deg.   315 314.5 315.5
Injection quantity adjustment
Adjusting point   A
Rack position   10.9
Pump speed r/min   800 800 800
Average injection quantity mm3/st.   151.8 148.8 154.8
Max. variation between cylinders %   0 -3 3
Basic   *
Fixing the lever   *
Boost pressure kPa   61.3 61.3
Boost pressure mmHg   460 460
Injection quantity adjustment_02
Adjusting point   B
Rack position   5.6+-0.5
Pump speed r/min   275 275 275
Average injection quantity mm3/st.   15.5 12.9 18.1
Max. variation between cylinders %   0 -15 15
Fixing the rack   *
Boost pressure kPa   0 0 0
Boost pressure mmHg   0 0 0
Boost compensator adjustment
Pump speed r/min   500 500 500
Rack position   10.2
Boost pressure kPa   21.3 21.3 21.3
Boost pressure mmHg   160 160 160
Boost compensator adjustment_02
Pump speed r/min   500 500 500
Rack position   10.5
Boost pressure kPa   41.3 40 42.6
Boost pressure mmHg   310 300 320
Boost compensator adjustment_03
Pump speed r/min   500 500 500
Rack position   10.9
Boost pressure kPa   48 48 48
Boost pressure mmHg   360 360 360
Timer adjustment
Pump speed r/min   950--
Advance angle deg.   0 0 0
Remarks
Start
 
Timer adjustment_02
Pump speed r/min   900
Advance angle deg.   0.5
Timer adjustment_03
Pump speed r/min   1100
Advance angle deg.   0.5 0 1
Timer adjustment_04
Pump speed r/min   -
Advance angle deg.   1 1 1
Remarks
Measure the actual speed, stop
 

Test data Ex:

Governor adjustment

Test data 106873-7660
N:Pump speed R:Rack position (mm) (1)Variable speed specification. (2)Tolerance for racks not indicated: +-0.05mm. (3)Supplied with damper spring not set. (4)Rack limit using excess fuel lever: L1 (5)Main spring setting (6)Set idle sub-spring (7)Boost compensator stroke: BCL
----------
L1=13.5+0.5mm BCL=0.7+-0.1mm
----------

Speed control lever angle

Test data 106873-7660
F:Full speed I:Idle (1)Stopper bolt setting
----------

----------
a=(18deg)+-3deg b=(16deg)+-5deg

0000000901

Test data 106873-7660
(1)Fix full load
----------

----------
a=15deg+-5deg

Stop lever angle

Test data 106873-7660
N:Pump normal S:Stop the pump. (1)Use the hole at R = aa
----------
aa=30mm
----------
a=33deg+-5deg b=71deg+-5deg

0000001101

Test data 106873-7660
N:Normal B:When boosted (1)Rack position = aa, stopper bolt setting
----------
aa=13.5+0.5mm
----------
a=(5deg) b=(20deg)

Timing setting

Test data 106873-7660
(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=18deg
----------
a=(40deg)




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