101431-0780 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1014310780 5156011472

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 101431-0780 1014310780

ISUZU 5156011472 5156011472

Service parts 101431-0780 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 101043-9160

3. GOVERNOR 105542-3430

4. SUPPLY PUMP 105220-4591

5. AUTOM. ADVANCE MECHANIS 105621-0370

6. COUPLING PLATE

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105151-1451

11. Nozzle and Holder 5-15300-039-1

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

13. NOZZLE-HOLDER 105081-3141

14. NOZZLE

105000-1650

15. NOZZLE SET

Include in #1:

101431-0780 as INJECTION-PUMP ASSEMBLY

106671-9150 as _

Cross reference number

ZEXEL 101431-0780 1014310780

ISUZU 5156011472 5156011472

Zexel num

Bosch num

Firm num

Name

101431-0780

5156011472 ISUZU

INJECTION-PUMP ASSEMBLY
C240 * 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

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 -

Rack position 12.1

Pump speed r/min 750 750 750

Average injection quantity mm3/st. 34.8 33.2 36.4

Max. variation between cylinders % 0 -4 4

Fixing the rack *

Injection quantity adjustment_02

Adjusting point -

Rack position 11.5

Pump speed r/min 1100 1100 1100

Average injection quantity mm3/st. 33.5 32.5 34.5

Max. variation between cylinders % 0 -2.5 2.5

Basic *

Fixing the rack *

Injection quantity adjustment_03

Adjusting point -

Rack position 7.9+-0.5

Pump speed r/min 350 350 350

Average injection quantity mm3/st. 7.2 6.1 8.3

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 500+-50

Advance angle deg. 0 0 0

Remarks
Start

Timer adjustment_02

Pump speed r/min 800

Advance angle deg. 1 0.5 1.5

Timer adjustment_03

Pump speed r/min 1050

Advance angle deg. 2 1.2 2.7

Timer adjustment_04

Pump speed r/min 1500

Advance angle deg. 4.5 3.9 4.9

Timer adjustment_05

Pump speed r/min 1750

Advance angle deg. 6 5.5 6.5

Remarks
Finish

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) P:Negative pressure (1)Pneumatic governor (2)Mechanical governor (3)Acting negative pressure: P1 (4)Beginning of idle sub spring operation: L1 (5)Injection quantity Q = Q1 or less
----------
L1=7.4+-0.3mm Q1=3mm3/st
----------

0000001101

N:Normal B:When boosted S:Stop (1)Rack position = aa
----------
aa=18mm
----------
a=23deg+-3deg b=15.5deg+-5deg c=2.5deg+-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=(60deg)