106671-6790 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1066716790 8980769960

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 106671-6790 1066716790

ISUZU 8980769960 8980769960

Service parts 106671-6790 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 106067-0613

3. GOVERNOR 105407-8590

4. SUPPLY PUMP 105237-4861

5. AUTOM. ADVANCE MECHANIS 105681-5430

6. COUPLING PLATE 105664-2011

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105110-8360

11. Nozzle and Holder

12. Open Pre:MPa(Kqf/cm2) 18.1(185)/22.1(225)

13. NOZZLE-HOLDER 105041-2082

14. NOZZLE 105025-4550

15. NOZZLE SET

Include in #1:

106671-6790 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 106671-6790 1066716790

ISUZU 8980769960 8980769960

Zexel num

Bosch num

Firm num

Name

106671-6790

8980769960 ISUZU

INJECTION-PUMP ASSEMBLY
6HK1M

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 134424-3920

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)
Left L

Injection timing adjustment

Direction of rotation (viewed from drive side)
Left L

Injection order 1-5-3-6- 2-4

Pre-stroke mm 4 3.97 4.03

Beginning of injection position
Governor side NO.1

Difference between angles 1
Cal 1-5 deg. 60 59.75 60.25

Difference between angles 2
Cal 1-3 deg. 120 119.75 120.25

Difference between angles 3
Cal 1-6 deg. 180 179.75 180.25

Difference between angles 4
Cyl.1-2 deg. 240 239.75 240.25

Difference between angles 5
Cal 1-4 deg. 300 299.75 300.25

Injection quantity adjustment

Adjusting point A

Rack position 8.4

Pump speed r/min 1400 1400 1400

Average injection quantity mm3/st. 59 57 61

Max. variation between cylinders % 0 -3 3

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point C

Rack position 6.3+-0.5

Pump speed r/min 275 275 275

Average injection quantity mm3/st. 8.8 5.6 12

Max. variation between cylinders % 0 -13 13

Fixing the rack *

Timer adjustment

Pump speed r/min (1400)++

Advance angle deg. 0 0 0

Remarks
Do not advance until starting N = (1400).

Timer adjustment_02

Pump speed r/min -

Advance angle deg. 0.7 0.7 0.7

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)Set idle sub-spring (4)Main spring setting
----------
K=10
----------

Speed control lever angle

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

----------
a=20deg+-5deg b=30deg+-5deg

Stop lever angle

N:Pump normal S:Stop the pump. (1)Rack position = aa, speed = bb (stamp at delivery) (2)Normal
----------
aa=1-0.5mm bb=0r/min
----------
a=25.5deg+-5deg b=70deg+-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=(50deg)