106871-0970 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1068710970

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 106871-0970 1068710970

Service parts 106871-0970 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 106080-5250

3. GOVERNOR 105489-3620

4. SUPPLY PUMP 105237-6020

5. AUTOM. ADVANCE MECHANIS 105683-0100

6. COUPLING PLATE 105663-0770

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY

11. Nozzle and Holder

12. Open Pre:MPa(Kqf/cm2) 17.7{180}/22.6{230}

13. NOZZLE-HOLDER

14. NOZZLE

105015-6810

15. NOZZLE SET

Include in #1:

106871-0970 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 106871-0970 1068710970

Zexel num

Bosch num

Firm num

Name

106871-0970

INJECTION-PUMP ASSEMBLY

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 134424-4220

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 1-8-7-5- 4-3-6-2

Pre-stroke mm 4.7 4.65 4.75

Beginning of injection position
Governor side NO.1

Difference between angles 1
Cal 1-8 deg. 45 44.5 45.5

Difference between angles 2
Cal 1-7 deg. 90 89.5 90.5

Difference between angles 3
Cal 1-5 deg. 135 134.5 135.5

Difference between angles 4
Cal 1-4 deg. 180 179.5 180.5

Difference between angles 5
Cal 1-3 deg. 225 224.5 225.5

Difference between angles 6
Cal 1-6 deg. 270 269.5 270.5

Difference between angles 7
Cyl.1-2 deg. 315 314.5 315.5

Injection quantity adjustment

Adjusting point A

Rack position 11.2

Pump speed r/min 650 650 650

Average injection quantity mm3/st. 143.7 142.7 144.7

Max. variation between cylinders % 0 -4 4

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point -

Rack position 7.3+-0.5

Pump speed r/min 235 235 235

Average injection quantity mm3/st. 13 11 15

Max. variation between cylinders % 0 -10 10

Fixing the rack *

Remarks
Adjust only variation between cylinders; adjust governor according to governor specifications.

Injection quantity adjustment_03

Adjusting point E

Rack position -

Pump speed r/min 100 100 100

Average injection quantity mm3/st. 142 142

Fixing the lever *

Remarks
After startup boost setting

Timer adjustment

Pump speed r/min 850

Advance angle deg. 0.5

Timer adjustment_02

Pump speed r/min 1000

Remarks
Measure the actual advance angle.

Timer adjustment_03

Pump speed r/min 1100

Advance angle deg. 6 5.5 6.5

Remarks
Finish

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Lever ratio: RT (2)Target shim dimension: TH (3)Tolerance for racks not indicated: +-0.05mm. (4)Supplied with torque spring not set. (5)Excess fuel setting for starting: SXL (6)Damper spring setting (7)Variable speed specification: idling adjustment (8)Fix the lever at the full-load position at delivery. (9)Main spring setting
----------
RT=1 TH=2.5mm SXL=11.9+-0.1mm
----------

Speed control lever angle

F:Full speed I:Idle (1)Pump speed = aa (2)Set the stopper bolt (fixed at full-load position at delivery.)
----------
aa=290r/min
----------
a=12deg+-5deg b=7deg+-5deg

0000000901

F:Full load I:Idle (1)Stopper bolt setting (2)Use the hole at R = aa
----------
aa=64.3mm
----------
a=18.5deg+-5deg b=28.5deg+-3deg

Stop lever angle

N:Pump normal S:Stop the pump. (1)Drive side (2)Use the pin at R = aa
----------
aa=28mm
----------
a=10.5deg+-5deg b=64deg+-5deg

Timing setting

(1)Pump vertical direction (2)Position of the coupling's key groove at the beginning of injection of the No. 8 cylinder. (3)- (4)-
----------

----------
a=(90deg)