101492-0820 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1014920820 8971385770

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 101492-0820 1014920820

ISUZU 8971385770 8971385770

Service parts 101492-0820 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 101049-8560

3. GOVERNOR 105410-9692

4. SUPPLY PUMP 105220-4772

5. AUTOM. ADVANCE MECHANIS

6. COUPLING PLATE

7. COUPLING PLATE 156639-2520

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105100-4372

11. Nozzle and Holder 5-15300-103-2

12. Open Pre:MPa(Kqf/cm2) 14.7{150}

13. NOZZLE-HOLDER 105030-3391

14. NOZZLE

105015-3930

15. NOZZLE SET

Include in #1:

101492-0820 as INJECTION-PUMP ASSEMBLY

103662-3310 as _

Cross reference number

ZEXEL 101492-0820 1014920820

ISUZU 8971385770 8971385770

Zexel num

Bosch num

Firm num

Name

101492-0820

8971385770 ISUZU

INJECTION-PUMP ASSEMBLY
4BC2 * K 14BC PE4A,5A, PE

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 1-3-4-2

Pre-stroke mm 3.4 3.35 3.45

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 10.9

Pump speed r/min 1050 1050 1050

Average injection quantity mm3/st. 54.6 53.6 55.6

Max. variation between cylinders % 0 -2 2

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point -

Rack position 9.1+-0.5

Pump speed r/min 350 350 350

Average injection quantity mm3/st. 12 10.5 13.5

Max. variation between cylinders % 0 -14 14

Fixing the rack *

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

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Notch fixed: K (2)Tolerance for racks not indicated: +-0.05mm. (3)RACK LIMIT: RAL (4)Set idle sub-spring (5)Main spring setting (6)Rack difference from N = N1
----------
K=7 RAL=13.4+0.2mm N1=1050r/min
----------

Speed control lever angle

F:Full speed I:Idle (1)Use the hole at R = aa (2)Stopper bolt setting
----------
aa=70mm
----------
a=(4deg)+-5deg b=(17deg)+-5deg

Stop lever angle

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

----------
a=19deg+-5deg b=53deg+-5deg

Timing setting

(1)Pump vertical direction (2)Position of gear mark 'CC' at No 1 cylinder's beginning of injection (3)B.T.D.C.: aa (4)-
----------
aa=16deg
----------
a=(90deg)