101431-0970 ZEXEL 9 400 612 334 BOSCH INJECTION-PUMP ASSEMBLY 9400612334 1014310970 8941658910

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

BOSCH 9 400 612 334 9400612334

ZEXEL 101431-0970 1014310970

ISUZU 8941658910 8941658910

Service parts 101431-0970 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 101043-9160

3. GOVERNOR 105542-4170

4. SUPPLY PUMP 105220-7270

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 5-15300-016-0

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

13. NOZZLE-HOLDER 105081-3141

14. NOZZLE

105000-1650

15. NOZZLE SET

Include in #1:

101431-0970 as INJECTION-PUMP ASSEMBLY

106671-4791 as _

Cross reference number

BOSCH 9 400 612 334 9400612334

ZEXEL 101431-0970 1014310970

ISUZU 8941658910 8941658910

Zexel num

Bosch num

Firm num

Name

101431-0970

9 400 612 334

8941658910 ISUZU

INJECTION-PUMP ASSEMBLY
C240 * 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 EF8511/9A

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 12.6

Pump speed r/min 750 750 750

Average injection quantity mm3/st. 41.3 39.7 42.9

Max. variation between cylinders % 0 -4 4

Fixing the rack *

Injection quantity adjustment_02

Adjusting point -

Rack position 12

Pump speed r/min 1450 1450 1450

Average injection quantity mm3/st. 43 42 44

Max. variation between cylinders % 0 -2.5 2.5

Basic *

Fixing the rack *

Injection quantity adjustment_03

Adjusting point -

Rack position 8.1+-0.5

Pump speed r/min 300 300 300

Average injection quantity mm3/st. 8 6.9 9.1

Max. variation between cylinders % 0 -14 14

Fixing the rack *

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)Beginning of idle sub spring operation: L1 (3)Mechanical governor (4)Acting negative pressure: P1
----------
L1=5.2-0.3mm
----------

Speed control lever angle

N:Normal B:When boosted S:Stop (1)Rack position = at least aa
----------
aa=17.5mm
----------
a=(11.5deg) b=(11.5deg) c=(14deg)

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)