106861-2600 ZEXEL 9 400 619 666 BOSCH INJECTION-PUMP ASSEMBLY 9400619666 1068612600

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

BOSCH 9 400 619 666 9400619666

ZEXEL 106861-2600 1068612600

Service parts 106861-2600 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 106086-5660

3. GOVERNOR 105407-4500

4. SUPPLY PUMP 105237-0120

5. AUTOM. ADVANCE MECHANIS 105636-0620

6. COUPLING PLATE 105663-0390

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105100-4972

11. Nozzle and Holder

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

13. NOZZLE-HOLDER 105030-4990

14. NOZZLE

105015-4580

15. NOZZLE SET

Include in #1:

106861-2600 as INJECTION-PUMP ASSEMBLY

Cross reference number

BOSCH 9 400 619 666 9400619666

ZEXEL 106861-2600 1068612600

Zexel num

Bosch num

Firm num

Name

106861-2600
106861-2601

9 400 619 666

INJECTION-PUMP ASSEMBLY
* 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 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 1-2-7-3- 4-5-6-8

Pre-stroke mm 4.8 4.75 4.85

Beginning of injection position
Governor side NO.1

Difference between angles 1
Cyl.1-2 deg. 45 44.5 45.5

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

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

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

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

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

Difference between angles 7
Cal 1-8 deg. 315 314.5 315.5

Injection quantity adjustment

Adjusting point A

Rack position 10.7

Pump speed r/min 850 850 850

Average injection quantity mm3/st. 133.5 130.5 136.5

Max. variation between cylinders % 0 -3 3

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point B

Rack position 4.9+-0.5

Pump speed r/min 275 275 275

Average injection quantity mm3/st. 15.5 12.9 18.1

Max. variation between cylinders % 0 -15 15

Fixing the rack *

Injection quantity adjustment_03

Adjusting point D

Rack position -

Pump speed r/min 100 100 100

Average injection quantity mm3/st. 135 135 145

Fixing the lever *

Timer adjustment

Pump speed r/min (N1+50)- -

Advance angle deg. 0 0 0

Remarks
Start

Timer adjustment_02

Pump speed r/min N1

Advance angle deg. 0.5

Remarks
Measure the actual speed.

Timer adjustment_03

Pump speed r/min 900

Remarks
Measure the actual advance angle.

Timer adjustment_04

Pump speed r/min -

Advance angle deg. 3 3 3

Remarks
Measure the actual speed, stop

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Notch fixed: K (2)Tolerance for racks not indicated: +-0.05mm. (3)RACK LIMIT (4)Rack difference between N = N1 and N = N2 (5)Set idle sub-spring
----------
K=13 N1=850r/min N2=500r/min
----------

Speed control lever angle

F:Full speed I:Idle (1)Set the pump speed at aa (2)Set the pump speed at bb. (3)Stopper bolt setting
----------
aa=910r/min bb=760r/min
----------
a=(2deg)+-5deg b=(30deg)+-5deg c=(7deg)+-5deg