101492-1020 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1014921020

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 101492-1020 1014921020

Cross reference number

ZEXEL 101492-1020 1014921020

Zexel num

Bosch num

Firm num

Name

101492-1020
101492-1021

MITSUBISHI

INJECTION-PUMP ASSEMBLY
4D31T *

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 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 1-3-4-2

Pre-stroke mm 3.2 3.15 3.25

Beginning of injection position
Drive side NO.1

Difference between angles 1
Cal 1-3 deg. 90 89.5 90.5

Difference between angles 2
Cal 1-4 deg. 180 179.5 180.5

Difference between angles 3
Cyl.1-2 deg. 270 269.5 270.5

Injection quantity adjustment

Adjusting point A

Rack position 9.7

Pump speed r/min 750 750 750

Average injection quantity mm3/st. 43.2 42.2 44.2

Max. variation between cylinders % 0 -2.5 2.5

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point B

Rack position 8.2+-0.5

Pump speed r/min 375 375 375

Average injection quantity mm3/st. 7.5 6.2 8.8

Max. variation between cylinders % 0 -14 14

Fixing the rack *

Remarks
Adjust only variation between cylinders; adjust governor according to governor specifications.

Injection quantity adjustment_03

Adjusting point C

Rack position 11.6+-0. 5

Pump speed r/min 100 100 100

Average injection quantity mm3/st. 60.5 60.5 65.5

Fixing the lever *

Rack limit *

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Target notch: K (2)RACK LIMIT (3)Setting at shipping (4)Idle sub spring setting: L1.
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K=10 L1=6.7+-0.1mm
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Speed control lever angle

F:Full speed I:Idle (1)Set the pump speed at aa (2)Set speed at bb (setting at shipping). (3)Set the pump speed to cc. (4)Stopper bolt setting
----------
aa=750r/min bb=950r/min cc=900r/min
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a=22deg+-5deg b=1deg+-5deg c=(2deg) d=6deg+-5deg

Stop lever angle

N:Pump normal S:Stop the pump.
----------

----------
a=27deg+-5deg b=53deg+-5deg

Timing setting

(1)Pump vertical direction (2)Position of gear mark '3' at No 1 cylinder's beginning of injection (3)B.T.D.C.: aa (4)-
----------
aa=16deg
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a=(130deg)