104303-3491 ZEXEL 9 400 616 473 BOSCH INJECTION-PUMP ASSEMBLY 9400616473 1043033491 62156000451c

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

BOSCH 9 400 616 473 9400616473

ZEXEL 104303-3491 1043033491

ISEKI 62156000451C 62156000451c

Service parts 104303-3491 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 104300-6400

3. GOVERNOR

4. SUPPLY PUMP

5. AUTOM. ADVANCE MECHANIS

6. COUPLING PLATE

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105141-2341

11. Nozzle and Holder

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

13. NOZZLE-HOLDER 105071-1461

14. NOZZLE 105000-1770

15. NOZZLE SET

Include in #1:

104303-3491 as INJECTION-PUMP ASSEMBLY

Cross reference number

BOSCH 9 400 616 473 9400616473

ZEXEL 104303-3491 1043033491

ISEKI 62156000451C 62156000451c

Zexel num

Bosch num

Firm num

Name

104303-3491

9 400 616 473

62156000451C ISEKI

INJECTION-PUMP ASSEMBLY
E3AD1 * 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 1-3-2

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 9.2

Pump speed r/min 1300 1300 1300

Average injection quantity mm3/st. 40.9 39.9 41.9

Max. variation between cylinders % 0 -2.5 2.5

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point -

Rack position 5.9+-0.5

Pump speed r/min 575 575 575

Average injection quantity mm3/st. 9 8 10

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 C

Rack position 13+1

Pump speed r/min 100 100 100

Average injection quantity mm3/st. 36 36

Fixing the lever *

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Main spring setting (2)Set the idle spring. (3)Rack difference between N = N1 and N = N2
----------
N1=1300r/min N2=1000r/min
----------

Speed control lever angle

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

----------
a=34deg+-6deg b=15deg+-3deg

Stop lever angle

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

----------
a=10deg+-1deg b=(38deg)

Timing setting

(1)Pump vertical direction (2)Position of gear mark 'Z' at No 1 cylinder's beginning of injection (3)B.T.D.C.: aa (4)-
----------
aa=18deg
----------
a=(120deg)