106675-4503 ZEXEL 9 400 611 223 BOSCH INJECTION-PUMP ASSEMBLY 9400611223 1066754503 6152721250

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

BOSCH 9 400 611 223 9400611223

ZEXEL 106675-4503 1066754503

KOMATSU 6152721250 6152721250

Service parts 106675-4503 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 106067-1820

3. GOVERNOR 105407-6871

4. SUPPLY PUMP

105217-6030

5. AUTOM. ADVANCE MECHANIS

6. COUPLING PLATE 105664-0431

7. COUPLING PLATE 156637-2820

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105111-4540

11. Nozzle and Holder 6152-12-3100

12. Open Pre:MPa(Kqf/cm2) 27.5{280}

13. NOZZLE-HOLDER 105041-7130

14. NOZZLE

105025-0120

15. NOZZLE SET

Include in #1:

106675-4503 as INJECTION-PUMP ASSEMBLY

Cross reference number

BOSCH 9 400 611 223 9400611223

ZEXEL 106675-4503 1066754503

KOMATSU 6152721250 6152721250

Zexel num

Bosch num

Firm num

Name

106675-4503
106675-4504

9 400 611 223

6152721250 KOMATSU

INJECTION-PUMP ASSEMBLY
SA6D125 * K 14CA PE6P,6PD PE

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 131424-1520

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)
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 3.8 3.75 3.85

Beginning of injection position
Drive 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 9.5

Pump speed r/min 1015 1015 1015

Average injection quantity mm3/st. 175 173 177

Max. variation between cylinders % 0 -3 3

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point D

Rack position 5.7+-0.5

Pump speed r/min 350 350 350

Average injection quantity mm3/st. 13 11.5 14.5

Max. variation between cylinders % 0 -15 15

Fixing the rack *

Injection quantity adjustment_03

Adjusting point E

Rack position -

Pump speed r/min 100 100 100

Average injection quantity mm3/st. 165 155 175

Fixing the lever *

Rack limit *

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
----------
K=12 N1=1015r/min N2=230r/min
----------

Speed control lever angle

F:Full speed I:Idle S:Stop (1)Speed lever play angle not less than aa (2)Use the hole at R = bb
----------
aa=6deg bb=85mm
----------
a=(4deg)+-5deg b=(22deg)+-5deg c=35deg+-3deg