106675-4300 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1066754300 6152721950

Information Cross number Calibration Data Calibration Data Ex

Information injection-pump assembly

ZEXEL 106675-4300 1066754300

KOMATSU 6152721950 6152721950

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Service parts 106675-4300 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 106067-0591

3. GOVERNOR 105407-4300

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

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

13. NOZZLE-HOLDER 105041-7130

14. NOZZLE

105025-0120

15. NOZZLE SET

Include in #1:

106675-4300 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 106675-4300 1066754300

KOMATSU 6152721950 6152721950

Zexel num

Bosch num

Firm num

Name

106675-4300
106675-4301

6152721950 KOMATSU

INJECTION-PUMP ASSEMBLY
SA6D125E * 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 8-3-600

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 10.7

Pump speed r/min 900 900 900

Average injection quantity mm3/st. 323 320 326

Max. variation between cylinders % 0 -3 3

Basic *

Fixing the rack *

Injection quantity adjustment_02

Adjusting point C

Rack position 5.5+-0.5

Pump speed r/min 375 375 375

Average injection quantity mm3/st. 16.5 15 18

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)Main spring setting (3)Set idle sub-spring
----------
K=7
----------

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=900r/min bb=750r/min
----------
a=(5deg)+-5deg b=(20deg)+-5deg c=(5deg)+-5deg

Stop lever angle

N:Pump normal S:Stop the pump. (1)No return spring (2)Use hole at R = aa (left hand side)
----------
aa=27mm
----------
a=26.5deg+-5deg b=53deg+-5deg

Timing setting

(1)Pump vertical direction (2)Coupling's key groove position at No 1 cylinder's beginning of injection (3)- (4)-
----------

----------
a=(150deg)

Information:

Illustration 21 shows the direction the rack moves when the fuel injector is receiving fuel.
Illustration 22 g01455811
Illustration 1 - Flowchart for the Air in Fuel Test (Test F)
Illustration 23 g01455812
Illustration 2 - Flowchart for the Air in Fuel Test (Test F)Fuel Injector Cranking Test (Test G)
Note: The fuel injector cranking test checks for worn out injectors by measuring the cranking rack.
Illustration 24 g01412134
(3) The rack control (4) The number one fuel injectorNote: Refer to Illustration 24 for the location of the rack control and the location of the number one injector.
Illustration 25 g01412115
Flowchart for the Fuel Injector Cranking Test (Test G)Fuel Shutoff Solenoid Test (Test H)
Note: The fuel shutoff solenoid test determines if the fuel shutoff solenoid and wiring harness are operating properly.
Illustration 26 g01412143
Flowchart for the Fuel Shutoff Solenoid Test (Test H)Fuel Ratio Control (FRC) Setting Test (Test I)
Note: The FRC setting test checks the FRC setting.
Illustration 27 g01412145
Flowchart for the Fuel Ratio Control (FRC) Setting Test (Test I)Governor Servo Retaining Ring Test (Test J)
Note: Do not run the engine during this test.Note: The governor servo retaining ring test checks for faulty internal parts of the governor.
Illustration 28 g01422811
(1) Paddle
Illustration 29 g01422821
(2) Clevis pin
Illustration 30 g01412147
Flowchart for the Governor Servo Retaining Ring Test (Test J)Fuel Transfer Pump Test (Test K)
Note: The fuel transfer pump test is a visual inspection of the fuel transfer pump components.
Illustration 31 g01412150
(1) Screen (2) Inlet check valve (3) Spring (4) Bolt (5) Piston (6) Outlet check valve (7) Freeze plug (8) Piston check valve (9) Passage (10) Tappet Assembly (11) CamNote: Refer to Illustration 31 for the location of the components for the fuel transfer pump.
Illustration 32 g01412149
Flowchart for the Fuel Transfer Pump Test (Test K)Fuel Ratio Control (FRC) Diaphragm Leak Test (Test L)
Note: The FRC diaphragm leak test checks for a leaking FRC diaphragm.
Illustration 33 g01412154
Flowchart for the Fuel Ratio Control (FRC) Diaphragm Leak Test (Test L)