101402-4071 ZEXEL F 019 Z20 437 BOSCH INJECTION-PUMP ASSEMBLY f019z20437 1014024071 8943879110

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

BOSCH F 019 Z20 437 f019z20437

ZEXEL 101402-4071 1014024071

ISUZU 8943879110 8943879110

Service parts 101402-4071 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 101040-8830

3. GOVERNOR 105419-0401

4. SUPPLY PUMP 105220-4772

5. AUTOM. ADVANCE MECHANIS

6. COUPLING PLATE

7. COUPLING PLATE 156637-9920

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:

101402-4071 as INJECTION-PUMP ASSEMBLY

108622-3960 as _

Cross reference number

BOSCH F 019 Z20 437 f019z20437

ZEXEL 101402-4071 1014024071

ISUZU 8943879110 8943879110

Zexel num

Bosch num

Firm num

Name

101402-4071

F 019 Z20 437

8943879110 ISUZU

INJECTION-PUMP ASSEMBLY
4BG1 * 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

Overflow valve 131424-4920

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)
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 7.7

Pump speed r/min 1200 1200 1200

Average injection quantity mm3/st. 78.6 77.5 79.7

Max. variation between cylinders % 0 -2 2

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point D

Rack position 5.2+-0.5

Pump speed r/min 360 360 360

Average injection quantity mm3/st. 9.2 7.8 10.6

Max. variation between cylinders % 0 -14 14

Fixing the rack *

Injection quantity adjustment_03

Adjusting point E

Rack position 9.2+-0.5

Pump speed r/min 100 100 100

Average injection quantity mm3/st. 100 100 110

Fixing the lever *

Rack limit *

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Target notch: K (2)RACK LIMIT (3)Set idle sub-spring (4)Main spring setting (5)Rack difference from N = N1 (6)Rack difference between N = N2 and N = N3
----------
K=15 N1=1200r/min N2=1200r/min N3=700r/min
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Speed control lever angle

F:Full speed I:Idle S:Stop
----------

----------
a=87deg+-5deg b=40deg+-3deg c=28deg+-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=18deg
----------
a=(90deg)