106682-4880 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1066824880 6166711610

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 106682-4880 1066824880

KOMATSU 6166711610 6166711610

Service parts 106682-4880 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 106068-2390

3. GOVERNOR 105447-1320

4. SUPPLY PUMP 105237-4510

5. AUTOM. ADVANCE MECHANIS

6. COUPLING PLATE

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105111-4501

11. Nozzle and Holder 6166-11-3100

12. Open Pre:MPa(Kqf/cm2) 26.0{265}

13. NOZZLE-HOLDER 105041-7111

14. NOZZLE 105015-9340

15. NOZZLE SET

Include in #1:

106682-4880 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 106682-4880 1066824880

KOMATSU 6166711610 6166711610

Zexel num

Bosch num

Firm num

Name

106682-4880
106682-4881

6166711610 KOMATSU

INJECTION-PUMP ASSEMBLY
SA12V170 * 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 105780-8130

Bosch type code EFEP215A

Nozzle 105780-0050

Bosch type code DN6TD119NP1T

Nozzle holder 105780-2090

Bosch type code EFEP215

Opening pressure MPa 17.2

Opening pressure kgf/cm2 175

Injection pipe
Outer diameter - inner diameter - length (mm) mm 8-4-1000

Overflow valve 131425-1620

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)
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 2.8 2.75 2.85

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 17.4

Pump speed r/min 750 750 750

Average injection quantity mm3/st. 460 455 465

Max. variation between cylinders % 0 -3 3

Basic *

Fixing the rack *

Remarks
Standard point A's rack position same as row R

Injection quantity adjustment_02

Adjusting point B

Rack position 7.2+-0.5

Pump speed r/min 400 400 400

Average injection quantity mm3/st. 36.5 31.5 41.5

Max. variation between cylinders % 0 -15 15

Fixing the rack *

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Target notch: K (2)Idle spring not operating (attached at delivery). (3)RACK LIMIT: RAL (set using 106684-4120) (4)Idle sub spring setting: L1.
----------
K=17 RAL=18.9+0.2mm L1=7.3-0.5mm
----------

Speed control lever angle

F:Full speed I:Idle (1)Set the pump speed at aa. ( At delivery ) (2)Stopper bolt setting
----------
aa=750r/min
----------
a=10deg+-5deg b=22deg+-5deg

Stop lever angle

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

----------
a=36.5deg+-5deg b=53deg+-5deg

Timing setting

(1)Pump vertical direction (2)Position of spline gear's aligning mark at No 1 cylinder's beginning of injection (key position) (3)B.T.D.C.: aa (4)-
----------
aa=34deg
----------
a=(130deg)