101482-4481 ZEXEL 9 400 614 252 BOSCH INJECTION-PUMP ASSEMBLY 9400614252 1014824481 8970479471

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

BOSCH 9 400 614 252 9400614252

ZEXEL 101482-4481 1014824481

ISUZU 8970479471 8970479471

Service parts 101482-4481 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 101048-9110

3. GOVERNOR 105400-7480

4. SUPPLY PUMP 105220-6090

5. AUTOM. ADVANCE MECHANIS

6. COUPLING PLATE

7. COUPLING PLATE 156637-0620

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105118-4602

11. Nozzle and Holder 8-94442-224-1

12. Open Pre:MPa(Kqf/cm2) 18.1{185}

13. NOZZLE-HOLDER 105048-3230

14. NOZZLE 105017-0490

15. NOZZLE SET

Include in #1:

101482-4481 as INJECTION-PUMP ASSEMBLY

104304-4091 as _

Cross reference number

BOSCH 9 400 614 252 9400614252

ZEXEL 101482-4481 1014824481

ISUZU 8970479471 8970479471

Zexel num

Bosch num

Firm num

Name

101482-4481

9 400 614 252

8970479471 ISUZU

INJECTION-PUMP ASSEMBLY
4JC1 K 14BC INJECTION PUMP ASSY 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

Overflow valve 131424-0820

Overflow valve opening pressure kPa 127 107 147

Overflow valve opening pressure kgf/cm2 1.3 1.1 1.5

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 3.3 3.25 3.35

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 10.4

Pump speed r/min 1100 1100 1100

Average injection quantity mm3/st. 31.5 30.5 32.5

Max. variation between cylinders % 0 -2.5 2.5

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point -

Rack position 9.5+-0.5

Pump speed r/min 500 500 500

Average injection quantity mm3/st. 9.4 7.4 11.4

Max. variation between cylinders % 0 -15 15

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)Target notch: K (2)Set idle sub-spring (3)Main spring setting (4)Rack difference between N = N1 and N = N2
----------
K=14 N1=1100r/min N2=800r/min
----------

Speed control lever angle

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

----------
a=8deg+-5deg b=21deg+-5deg

Stop lever angle

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

----------
a=0deg+-5deg b=53deg+-5deg

Timing setting

(1)Pump vertical direction (2)Position of gear mark 'V' at No 1 cylinder's beginning of injection (3)B.T.D.C.: aa (4)-
----------
aa=17deg
----------
a=(200deg)