106691-6720 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1066916720 1156009941

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 106691-6720 1066916720

ISUZU 1156009941 1156009941

Service parts 106691-6720 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 106069-1141

3. GOVERNOR 105467-0420

4. SUPPLY PUMP 105237-1230

5. AUTOM. ADVANCE MECHANIS 105644-0110

6. COUPLING PLATE 105662-0630

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105101-4480

11. Nozzle and Holder

12. Open Pre:MPa(Kqf/cm2) 22.1(225)

13. NOZZLE-HOLDER 105031-4170

14. NOZZLE 105015-3210

15. NOZZLE SET

Include in #1:

106691-6720 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 106691-6720 1066916720

ISUZU 1156009941 1156009941

Zexel num

Bosch num

Firm num

Name

106691-6720

1156009941 ISUZU

INJECTION-PUMP ASSEMBLY
6RA1 * K

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 8-3-600

Overflow valve 132424-0620

Overflow valve opening pressure kPa 157 123 191

Overflow valve opening pressure kgf/cm2 1.6 1.25 1.95

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 1-4-2-6- 3-5

Pre-stroke mm 3 2.95 3.05

Beginning of injection position
Drive side NO.1

Difference between angles 1
Cal 1-4 deg. 60 59.5 60.5

Difference between angles 2
Cyl.1-2 deg. 120 119.5 120.5

Difference between angles 3
Cal 1-6 deg. 180 179.5 180.5

Difference between angles 4
Cal 1-3 deg. 240 239.5 240.5

Difference between angles 5
Cal 1-5 deg. 300 299.5 300.5

Injection quantity adjustment

Adjusting point A

Rack position 7.6

Pump speed r/min 700 700 700

Average injection quantity mm3/st. 111.5 109.5 113.5

Max. variation between cylinders % 0 -3 3

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point B

Rack position 5.5+-0.5

Pump speed r/min 225 225 225

Average injection quantity mm3/st. 25 21.8 28.2

Max. variation between cylinders % 0 -13 13

Fixing the rack *

Injection quantity adjustment_03

Adjusting point C

Rack position 7.6+0.2

Pump speed r/min 420 420 420

Average injection quantity mm3/st. 115

Fixing the lever *

Remarks
After startup boost setting

Injection quantity adjustment_04

Adjusting point D

Rack position 10++

Pump speed r/min 150 150 150

Average injection quantity mm3/st. 134 134

Fixing the lever *

Remarks
After startup boost setting

Timer adjustment

Pump speed r/min 700

Advance angle deg. 0.5

Timer adjustment_02

Pump speed r/min 800

Advance angle deg. 0.7 0.2 1.2

Timer adjustment_03

Pump speed r/min 1000

Advance angle deg. 2.7 2.2 3.2

Timer adjustment_04

Pump speed r/min 1150

Advance angle deg. 4 3.5 4.5

Timer adjustment_05

Pump speed r/min -

Advance angle deg. 4.5 4 5

Remarks
Measure the actual speed, stop

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Beginning of damper spring operation: DL (2)Set the load lever's stop position so that R = aa (N = 0). (3)Excess fuel setting for starting: SXL
----------
DL=5-0.5mm aa=5mm SXL=7.6+0.2mm
----------

0000000901

F:Full load I:Idle S:Stop (1)Rack position aa (pump speed bb r/min )
----------
aa=5mm bb=0r/min
----------
a=6.5deg+-5deg b=8deg+-5deg c=26.5deg+-3deg

Stop lever angle

N:Pump normal S:Stop the pump.
----------

----------
a=32deg+-5deg b=64deg+-5deg

Timing setting

(1)Pump vertical direction (2)Position of timer's threaded hole at No 1 cylinder's beginning of injection (3)B.T.D.C.: aa (4)-
----------
aa=19deg
----------
a=(70deg)