101452-3082 ZEXEL 9 400 611 656 BOSCH INJECTION-PUMP ASSEMBLY 9400611656 1014523082 6204721331

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

BOSCH 9 400 611 656 9400611656

ZEXEL 101452-3082 1014523082

KOMATSU 6204721331 6204721331

Service parts 101452-3082 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 101045-8090

3. GOVERNOR 105400-6960

4. SUPPLY PUMP 105220-5620

5. AUTOM. ADVANCE MECHANIS

6. COUPLING PLATE

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105141-2520

11. Nozzle and Holder 6202-12-3100

12. Open Pre:MPa(Kqf/cm2) 11.8{120}

13. NOZZLE-HOLDER 105071-1450

14. NOZZLE 105000-1770

15. NOZZLE SET

Include in #1:

101452-3082 as INJECTION-PUMP ASSEMBLY

104302-3920 as _

Cross reference number

BOSCH 9 400 611 656 9400611656

ZEXEL 101452-3082 1014523082

KOMATSU 6204721331 6204721331

Zexel num

Bosch num

Firm num

Name

101452-3082

9 400 611 656

6204721331 KOMATSU

INJECTION-PUMP ASSEMBLY
4D95L K 14BC INJECTION PUMP ASSY PE4A,5A, 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 6-2-600

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 1-2-4-3

Pre-stroke mm 1.5 1.45 1.55

Beginning of injection position
Drive side NO.1

Difference between angles 1
Cyl.1-2 deg. 90 89.5 90.5

Difference between angles 2
Cal 1-4 deg. 180 179.5 180.5

Difference between angles 3
Cal 1-3 deg. 270 269.5 270.5

Injection quantity adjustment

Adjusting point A

Rack position 13.3

Pump speed r/min 1100 1100 1100

Average injection quantity mm3/st. 43.9 42.9 44.9

Max. variation between cylinders % 0 -2.5 2.5

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point -

Rack position 10+-0.5

Pump speed r/min 400 400 400

Average injection quantity mm3/st. 11 10 12

Max. variation between cylinders % 0 -15 15

Fixing the rack *

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

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Target notch: K (2)RACK CAP: R1 (3)Rack difference between N = N1 and N = N2 (4)Rack difference between N = N3 and N = N4
----------
K=5 R1=(17.5)mm N1=1300r/min N2=750r/min N3=1300r/min N4=300r/min
----------

Speed control lever angle

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

----------
a=4deg+-5deg b=26deg+-5deg

Stop lever angle

N:Pump normal S:Stop the pump.
----------

----------
a=1deg+-5deg b=53deg+-5deg

Timing setting

(1)Pump vertical direction (2)Position of key groove at No 1 cylinder's beginning of injection (3)Stamp aligning marks on the pump housing flange. (4)- (5)-
----------

----------
a=46deg18min+-3deg b=13deg42min+-30min