101441-9950 ZEXEL 9 400 611 884 BOSCH INJECTION-PUMP ASSEMBLY 9400611884 1014419950

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

BOSCH 9 400 611 884 9400611884

ZEXEL 101441-9950 1014419950

Service parts 101441-9950 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 101044-9170

3. GOVERNOR 105419-4420

4. SUPPLY PUMP 105220-6530

5. AUTOM. ADVANCE MECHANIS 105621-0450

6. COUPLING PLATE

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY

11. Nozzle and Holder

12. Open Pre:MPa(Kqf/cm2)

13. NOZZLE-HOLDER

14. NOZZLE

15. NOZZLE SET

Include in #1:

101441-9950 as INJECTION-PUMP ASSEMBLY

Include in #2:

104761-0052 as _

Cross reference number

BOSCH 9 400 611 884 9400611884

ZEXEL 101441-9950 1014419950

Zexel num

Bosch num

Firm num

Name

101441-9950

9 400 611 884

DPICO

INJECTION-PUMP ASSEMBLY
DC24 Q

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 131424-4420

Overflow valve opening pressure kPa 157 157 157

Overflow valve opening pressure kgf/cm2 1.6 1.6 1.6

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 B

Rack position 12

Pump speed r/min 1200 1200 1200

Average injection quantity mm3/st. 38.5 37.5 39.5

Max. variation between cylinders % 0 -2.5 2.5

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. 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.

Timer adjustment

Pump speed r/min -

Advance angle deg. 0.5

Remarks
Measure the actual speed.

Timer adjustment_02

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)Tolerance for racks not indicated: +-0.05mm. (3)RACK CAP: R1 (4)Rack difference between N = N1 and N = N2
----------
K=12 R1=(15)mm N1=1200r/min N2=750r/min
----------

Speed control lever angle

F:Full speed I:Idle (1)- (2)Stopper bolt setting
----------

----------
a=7deg+-5deg b=21deg+-5deg

Stop lever angle

N:Pump normal S:Stop the pump. (1)Normal
----------

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

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=(50deg)