103662-2870 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1036622870 6162731480

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

ZEXEL 103662-2870 1036622870

KOMATSU 6162731480 6162731480

Service parts 103662-2870 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 103066-8380

3. GOVERNOR

4. SUPPLY PUMP 105235-1700

5. AUTOM. ADVANCE MECHANIS 105649-0010

6. COUPLING PLATE 105664-0200

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105111-4133

11. Nozzle and Holder 6162-12-3403

12. Open Pre:MPa(Kqf/cm2) 29.4{300}

13. NOZZLE-HOLDER 105041-7112

14. NOZZLE 105015-6640

15. NOZZLE SET

Include in #1:

101603-6931 as _

103662-2870 as INJECTION-PUMP ASSEMBLY

Cross reference number

ZEXEL 103662-2870 1036622870

KOMATSU 6162731480 6162731480

Zexel num

Bosch num

Firm num

Name

103662-2870
103662-2871

6162731480 KOMATSU

INJECTION-PUMP ASSEMBLY
SA6D170A *

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 8-4-1500

Overflow valve 133424-0420

Overflow valve opening pressure kPa 206 172 240

Overflow valve opening pressure kgf/cm2 2.1 1.75 2.45

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 15.3

Pump speed r/min 1050 1050 1050

Average injection quantity mm3/st. 483 478 488

Max. variation between cylinders % 0 -4 4

Basic *

Fixing the lever *

Boost pressure kPa 61.3 61.3

Boost pressure mmHg 460 460

Injection quantity adjustment_02

Adjusting point B

Rack position 7.3+-0.5

Pump speed r/min 425 425 425

Average injection quantity mm3/st. 51.7 46.7 56.7

Max. variation between cylinders % 0 -14 14

Fixing the rack *

Boost pressure kPa 0 0 0

Boost pressure mmHg 0 0 0

Boost compensator adjustment

Pump speed r/min 650 650 650

Rack position 13.9

Boost pressure kPa 21.3 18.6 24

Boost pressure mmHg 160 140 180

Boost compensator adjustment_02

Pump speed r/min 650 650 650

Rack position 15.9

Boost pressure kPa 48 41.3 54.7

Boost pressure mmHg 360 310 410

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Minimum - maximum speed specification (2)Target notch: K (3)Stop lever normal setting: R1 (4)RACK LIMIT: RAL (5)Boost compensator stroke: BCL (6)Rack difference between N = N1 and N = N2 (7)Idle sub spring setting: L1.
----------
K=20 R1=17.5+0.5mm RAL=16.5+0.2mm BCL=2+-0.1mm N1=1050r/min N2=650r/min L1=6.2-0.5mm
----------

Speed control lever angle

F:Full speed
----------

----------
a=20deg+-5deg

0000000901

F:Full load I:Idle (1)Use the hole at R = aa (2)Stopper bolt setting (3)Clearance is bb from where contacts inner stopper.
----------
aa=80mm bb=(2)mm
----------
a=21deg+-5deg b=45deg+-5deg

Stop lever angle

N:Pump normal S:Stop the pump. (1)Rack position = aa (2)Rack position bb, pump speed cc (3)-
----------
aa=17.5+0.5mm bb=2-0.2mm cc=0r/min
----------
a=15deg+-5deg b=32deg+-5deg