104303-2081 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1043032081 5156011623

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 104303-2081 1043032081

ISUZU 5156011623 5156011623

Service parts 104303-2081 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 104300-3232

3. GOVERNOR

4. SUPPLY PUMP

5. AUTOM. ADVANCE MECHANIS

6. COUPLING PLATE

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105141-1981

11. Nozzle and Holder 5-15300-110-2

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

13. NOZZLE-HOLDER 105071-1261

14. NOZZLE

105000-1010

15. NOZZLE SET

Include in #1:

104303-2081 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 104303-2081 1043032081

ISUZU 5156011623 5156011623

Zexel num

Bosch num

Firm num

Name

104303-2081

5156011623 ISUZU

INJECTION-PUMP ASSEMBLY
3AF1 * 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)
Right R

Injection timing adjustment

Direction of rotation (viewed from drive side)
Right R

Injection order 1-3-2

Pre-stroke mm 2.1 2.05 2.15

Beginning of injection position
Drive side NO.1

Difference between angles 1
Cal 1-3 deg. 120 119.5 120.5

Difference between angles 2
Cyl.1-2 deg. 240 239.5 240.5

Injection quantity adjustment

Adjusting point A

Rack position 10.5

Pump speed r/min 700 700 700

Average injection quantity mm3/st. 28.4 27.4 29.4

Max. variation between cylinders % 0 -2.5 2.5

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point C

Rack position 7.1+-0.5

Pump speed r/min 425 425 425

Average injection quantity mm3/st. 6.5 5.5 7.5

Max. variation between cylinders % 0 -14 14

Fixing the lever *

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

Injection quantity adjustment_03

Adjusting point D

Rack position 13+1

Pump speed r/min 100 100 100

Average injection quantity mm3/st. 37 37

Fixing the lever *

Injection quantity adjustment_04

Adjusting point B

Rack position 9.8+-0.5

Pump speed r/min 1150 1150 1150

Average injection quantity mm3/st. 26.8 26.8 26.8

Fixing the lever *

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Rack difference between N = N1 and N = N2 (2)Set the idle spring. (3)Main spring setting
----------
N1=700r/min N2=1150r/min
----------

Speed control lever angle

F:Full speed I:Idle (1)Stopper bolt setting
----------

----------
a=36deg+-3deg b=26deg+-6deg

Stop lever angle

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

----------
a=18deg+-5deg b=(38deg)

Timing setting

(1)Pump vertical direction (2)Position of gear mark '00' at No 1 cylinder's beginning of injection (3)B.T.D.C.: aa (4)-
----------
aa=16deg
----------
a=(110deg)