101421-4970 ZEXEL 9 400 614 081 BOSCH INJECTION-PUMP ASSEMBLY 9400614081 1014214970 5156007404

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

BOSCH 9 400 614 081 9400614081

ZEXEL 101421-4970 1014214970

ISUZU 5156007404 5156007404

Service parts 101421-4970 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 101042-9740

3. GOVERNOR 105410-4180

4. SUPPLY PUMP 105220-7270

5. AUTOM. ADVANCE MECHANIS 105621-0320

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:

101421-4970 as INJECTION-PUMP ASSEMBLY

106679-4160 as _

Cross reference number

BOSCH 9 400 614 081 9400614081

ZEXEL 101421-4970 1014214970

ISUZU 5156007404 5156007404

Zexel num

Bosch num

Firm num

Name

101421-4970

9 400 614 081

5156007404 ISUZU

INJECTION-PUMP ASSEMBLY
C190 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 EF8511/9

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 1-3-4-2

Pre-stroke mm 1.75 1.7 1.8

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 11.1

Pump speed r/min 1500 1500 1500

Average injection quantity mm3/st. 30.1 29.1 31.1

Max. variation between cylinders % 0 -2.5 2.5

Basic *

Fixing the rack *

Injection quantity adjustment_02

Adjusting point B

Rack position 12.2

Pump speed r/min 1450 1450 1450

Average injection quantity mm3/st. 34.6 33.1 36.1

Max. variation between cylinders % 0 -4 4

Fixing the lever *

Injection quantity adjustment_03

Adjusting point C

Rack position 8.1+-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 800+-50

Advance angle deg. 0 0 0

Remarks
Start

Timer adjustment_02

Pump speed r/min 1100

Advance angle deg. 1.7 1.2 2.2

Timer adjustment_03

Pump speed r/min 1500

Advance angle deg. 4 3.3 4.7

Timer adjustment_04

Pump speed r/min 1800

Advance angle deg. 5 4.3 5.7

Timer adjustment_05

Pump speed r/min -

Advance angle deg. 6.5 6.5 6.5

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)Idle spring not operating. (5)Set idle sub-spring
----------
K=3 R1=(17.5)mm
----------

Speed control lever angle

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

----------
a=12deg+-5deg b=35deg+-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=18deg
----------
a=(60deg)