106682-4930 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1066824930 6215751130

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 106682-4930 1066824930

KOMATSU 6215751130 6215751130

Service parts 106682-4930 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 106068-2290

3. GOVERNOR 105447-1081

4. SUPPLY PUMP 105237-1690

5. AUTOM. ADVANCE MECHANIS

6. COUPLING PLATE 105664-0540

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105111-4402

11. Nozzle and Holder 6212-11-3202

12. Open Pre:MPa(Kqf/cm2) 24.5{250}

13. NOZZLE-HOLDER 105041-7122

14. NOZZLE 105015-8070

15. NOZZLE SET

Include in #1:

106682-4930 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 106682-4930 1066824930

KOMATSU 6215751130 6215751130

Zexel num

Bosch num

Firm num

Name

106682-4930
106682-4931

6215751130 KOMATSU

INJECTION-PUMP ASSEMBLY
12M140 * K

Calibration Data:

Adjustment conditions

Test oil
1404 Test oil ISO4113 or {SAEJ967d}

Test oil temperature degC 40 40 45

Nozzle and nozzle holder 105780-8130

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 255 255 255

Overflow valve opening pressure kgf/cm2 2.6 2.6 2.6

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 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 15.8

Pump speed r/min 1050 1050 1050

Average injection quantity mm3/st. 386 383 389

Max. variation between cylinders % 0 -3 3

Basic *

Fixing the lever *

Boost pressure kPa 53.3 53.3

Boost pressure mmHg 400 400

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

Injection quantity adjustment_02

Adjusting point -

Rack position 8.8+-0.5

Pump speed r/min 325 325 325

Average injection quantity mm3/st. 20 18.5 21.5

Max. variation between cylinders % 0 -15 15

Fixing the rack *

Boost pressure kPa 0 0 0

Boost pressure mmHg 0 0 0

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

Boost compensator adjustment

Pump speed r/min 600 600 600

Rack position R1-2

Boost pressure kPa 6.7 4 9.4

Boost pressure mmHg 50 30 70

Boost compensator adjustment_02

Pump speed r/min 600 600 600

Rack position R1(15.8)

Boost pressure kPa 40 33.3 46.7

Boost pressure mmHg 300 250 350

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)The torque control spring does not operate. (4)Rack limit for 106684-4070; RAL (5)Boost compensator stroke: BCL (6)Set the No 1 idle sub spring. (7)Set the 2nd idle sub spring.
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K=12 RAL=16.3+0.2mm BCL=2+-0.1mm
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Speed control lever angle

F:Full speed I:Idle (1)Stopper bolt setting
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a=(4deg)+-5deg b=(23deg)+-5deg

Stop lever angle

N:Pump normal S:Stop the pump. (1)No return spring (2)Pump speed aa and rack position bb (to be sealed at delivery)
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aa=0r/min bb=1-0.5mm
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a=63deg+-5deg b=(73deg)