101431-4120 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1014314120 8943254660

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 101431-4120 1014314120

ISUZU 8943254660 8943254660

Service parts 101431-4120 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 101043-9320

3. GOVERNOR 105410-9410

4. SUPPLY PUMP 105220-4742

5. AUTOM. ADVANCE MECHANIS 105621-0370

6. COUPLING PLATE

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105151-1451

11. Nozzle and Holder 5-15300-039-1

12. Open Pre:MPa(Kqf/cm2) 11.8{120}

13. NOZZLE-HOLDER 105081-3141

14. NOZZLE

105000-1650

15. NOZZLE SET

Include in #1:

101431-4120 as INJECTION-PUMP ASSEMBLY

106679-2040 as _

Cross reference number

ZEXEL 101431-4120 1014314120

ISUZU 8943254660 8943254660

Zexel num

Bosch num

Firm num

Name

101431-4120

8943254660 ISUZU

INJECTION-PUMP ASSEMBLY
C240 * 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 6-2-600

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 1-3-4-2

Pre-stroke mm 2.25 2.2 2.3

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 9.9

Pump speed r/min 900 900 900

Average injection quantity mm3/st. 29.8 28.4 31.2

Max. variation between cylinders % 0 -4.5 4.5

Fixing the rack *

Injection quantity adjustment_02

Adjusting point B

Rack position 11.3

Pump speed r/min 800 800 800

Average injection quantity mm3/st. 39.7 38.7 40.7

Max. variation between cylinders % 0 -2.5 2.5

Basic *

Fixing the lever *

Injection quantity adjustment_03

Adjusting point -

Rack position 7.8+-0.5

Pump speed r/min 350 350 350

Average injection quantity mm3/st. 8 6.9 9.1

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_04

Adjusting point D

Rack position 16.4+-0. 1

Pump speed r/min 100 100 100

Average injection quantity mm3/st. 71 66 76

Fixing the lever *

Rack limit *

Timer adjustment

Pump speed r/min 500+-50

Advance angle deg. 0 0 0

Remarks
Start

Timer adjustment_02

Pump speed r/min 900

Advance angle deg. 1.3 0.6 2

Timer adjustment_03

Pump speed r/min -

Advance angle deg. 6 6 6

Remarks
Measure the actual speed, stop

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Target notch: K (2)RACK LIMIT (3)Idle sub spring setting: L1.
----------
K=5 L1=5.5-0.5mm
----------

Speed control lever angle

F:Full speed I:Idle S:Stop (1)Set the pump speed at aa (2)Set the pump speed at bb.
----------
aa=750r/min bb=900r/min
----------
a=23deg+-5deg b=6deg+-5deg c=0deg+-5deg d=32deg+-3deg

Timing setting

(1)Pump vertical direction (2)Gear mark Z for the No. 4 cylinder's beginning of injection (3)B.T.D.C.: aa (4)-
----------
aa=14deg
----------
a=(60deg)