106672-4970 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1066724970 w2b47050a


106672-4970 INJECTION-PUMP ASSEMBLY
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Information injection-pump assembly

ZEXEL 106672-4970 1066724970
NIIGATA-URAWA W2B47050A w2b47050a

Cross reference number

ZEXEL 106672-4970 1066724970
NIIGATA-URAWA W2B47050A w2b47050a


Zexel num
Bosch num
Firm num
Name
106672-4970 
106672-4990 
 
W2B47050A  NIIGATA-URAWA
INJECTION-PUMP ASSEMBLY
6NSA * 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   134424-1420
Overflow valve opening pressure kPa   162 147 177
Overflow valve opening pressure kgf/cm2   1.65 1.5 1.8
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   1-4-2-6- 3-5
Pre-stroke mm   3.9 3.85 3.95
Beginning of injection position
Governor side
  NO.1
Difference between angles 1
Cal 1-4
deg.   60 59.5 60.5
Difference between angles 2
Cyl.1-2
deg.   120 119.5 120.5
Difference between angles 3
Cal 1-6
deg.   180 179.5 180.5
Difference between angles 4
Cal 1-3
deg.   240 239.5 240.5
Difference between angles 5
Cal 1-5
deg.   300 299.5 300.5
Injection quantity adjustment
Adjusting point   A
Rack position   14.4
Pump speed r/min   750 750 750
Average injection quantity mm3/st.   226.7 221.7 231.7
Max. variation between cylinders %   0 -3 3
Basic   *
Fixing the rack   *
Injection quantity adjustment_02
Adjusting point   B
Rack position   13.6
Pump speed r/min   900 900 900
Average injection quantity mm3/st.   210.9 205.9 215.9
Max. variation between cylinders %   0 -4 4
Fixing the rack   *
Injection quantity adjustment_03
Adjusting point   C
Rack position   7.1+-0.5
Pump speed r/min   250 250 250
Average injection quantity mm3/st.   30 27 33
Max. variation between cylinders %   0 -10 10
Fixing the rack   *
Remarks
Adjust only variation between cylinders; adjust governor according to governor specifications.
 

Test data Ex:

Governor adjustment

Test data 106672-4970
N:Pump speed R:Rack position (mm) (1)Target notch: K (2)RACK LIMIT: RAL (3)Idle sub spring setting: L1.
----------
K=5 RAL=16.4+0.2mm L1=6.2-0.5mm
----------

Speed control lever angle

Test data 106672-4970
F:Full speed I:Idle S:Stop (1)Set the pump speed at aa. ( At delivery ) (2)Set the pump speed at bb.
----------
aa=900r/min bb=750r/min
----------
a=(10deg)+-5deg b=(32deg)+-5deg c=32deg+-3deg d=(8deg)+-5deg

Stop lever angle

Test data 106672-4970
N:Pump normal S:Stop the pump.
----------

----------
a=42deg+-5deg b=82deg+-5deg

Timing setting

Test data 106672-4970
(1)Pump vertical direction (2)Coupling's key groove position at No 1 cylinder's beginning of injection (3)- (4)-
----------

----------
a=(20deg)




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Group cross 106672-4970 ZEXEL

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Niigata-Urawa 

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