106673-2680 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1066732680

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 106673-2680 1066732680

Service parts 106673-2680 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 106061-7830

3. GOVERNOR 105408-0670

4. SUPPLY PUMP 105207-1210

5. AUTOM. ADVANCE MECHANIS 105636-1820

6. COUPLING PLATE 105662-0710

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105100-6211

11. Nozzle and Holder ME059621

12. Open Pre:MPa(Kqf/cm2) 21.6{220}

13. NOZZLE-HOLDER 105030-5010

14. NOZZLE

105015-5330

15. NOZZLE SET

Include in #1:

106673-2680 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 106673-2680 1066732680

Zexel num

Bosch num

Firm num

Name

106673-2680

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 131424-4620

Overflow valve opening pressure kPa 255 221 289

Overflow valve opening pressure kgf/cm2 2.6 2.25 2.95

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 1-5-3-6- 2-4

Pre-stroke mm 4.8 4.75 4.85

Beginning of injection position
Governor side NO.1

Difference between angles 1
Cal 1-5 deg. 60 59.5 60.5

Difference between angles 2
Cal 1-3 deg. 120 119.5 120.5

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

Difference between angles 4
Cyl.1-2 deg. 240 239.5 240.5

Difference between angles 5
Cal 1-4 deg. 300 299.5 300.5

Injection quantity adjustment

Adjusting point A

Rack position 11.7

Pump speed r/min 1050 1050 1050

Average injection quantity mm3/st. 130 127 133

Max. variation between cylinders % 0 -3 3

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point -

Rack position 5.8+-0.5

Pump speed r/min 500 500 500

Average injection quantity mm3/st. 15 12.4 17.6

Max. variation between cylinders % 0 -15 15

Fixing the rack *

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

Injection quantity adjustment_03

Adjusting point C

Rack position 13.9+-0. 5

Pump speed r/min 100 100 100

Average injection quantity mm3/st. 133 113 153

Fixing the lever *

Rack limit *

Injection quantity adjustment_04

Adjusting point D

Rack position 6

Pump speed r/min 260 260 260

Average injection quantity mm3/st. 10.6 5.4 15.8

Fixing the rack *

Remarks
(check)

Timer adjustment

Pump speed r/min 950--

Advance angle deg. 0 0 0

Remarks
Start

Timer adjustment_02

Pump speed r/min 900

Advance angle deg. 0.5

Timer adjustment_03

Pump speed r/min 1100

Advance angle deg. 1 0.5 1.5

Remarks
Finish

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)Torque spring does not operate. (4)RACK LIMIT (5)Main spring setting (6)Set idle sub-spring (7)Set at delivery (8)Rack difference between N = N1 and N = N2
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K=6 N1=1150r/min N2=600r/min
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Speed control lever angle

F:Full speed I:Idle (1)Stopper bolt setting (2)At delivery (3)Pump speed = aa (4)Pump speed = bb
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aa=1100r/min bb=950r/min
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a=31deg+-5deg b=(2deg) c=7deg+-5deg d=5deg+-5deg

Stop lever angle

N:Pump normal S:Stop the pump.
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a=36.5deg+-5deg b=53deg+-5deg

0000001501 RACK SENSOR

(VR) measurement voltage (I) Part number of the control unit (G) Apply red paint. (H): End surface of the pump 1. Rack sensor adjustment (-0620) (1)Fix the speed control lever at the full position (2)Set the speed to N1 r/min. (If the boost compensator is provided, apply boost pressure.) (3)Adjust the bobbin (A) so that the rack sensor's output voltage is VR+-0.01. (4)At that time, rack position must be Ra. (5)Apply G at two places. Connecting part between the joint (B) and the nut (F) Connecting part between the joint (B) and the end surface of the pump (H)
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N1=1050r/min Ra=11.7mm
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