101605-3701 ZEXEL 9 400 612 262 BOSCH INJECTION-PUMP ASSEMBLY 9400612262 1016053701 6136721481

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

BOSCH 9 400 612 262 9400612262

ZEXEL 101605-3701 1016053701

KOMATSU 6136721481 6136721481

Service parts 101605-3701 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 101060-4570

3. GOVERNOR 105410-9431

4. SUPPLY PUMP 105230-1080

5. AUTOM. ADVANCE MECHANIS

6. COUPLING PLATE 105661-0371

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105100-5870

11. Nozzle and Holder 6136-12-3200

12. Open Pre:MPa(Kqf/cm2) 22.1{225}

13. NOZZLE-HOLDER 105031-4480

14. NOZZLE 105015-5470

15. NOZZLE SET

Include in #1:

101605-3701 as INJECTION-PUMP ASSEMBLY

Include in #2:

104746-1192 as _

Cross reference number

BOSCH 9 400 612 262 9400612262

ZEXEL 101605-3701 1016053701

KOMATSU 6136721481 6136721481

Zexel num

Bosch num

Firm num

Name

101605-3701

9 400 612 262

6136721481 KOMATSU

INJECTION-PUMP ASSEMBLY
6D105 K 14BE INJECTION PUMP ASSY PE6A 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

Overflow valve 131424-3420

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)
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 3.3 3.25 3.35

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 9.1

Pump speed r/min 1175 1175 1175

Average injection quantity mm3/st. 39.5 38.5 40.5

Max. variation between cylinders % 0 -2 2

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point -

Rack position 8.4+-0.5

Pump speed r/min 425 425 425

Average injection quantity mm3/st. 9 8 10

Max. variation between cylinders % 0 -10 10

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)Notch fixed: K (2)Tolerance for racks not indicated: +-0.05mm. (3)RACK LIMIT: RAL (4)Rack difference between N = N1 and N = N2 (5)Rack difference between N = N3 and N = N4
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K=20 RAL=17+-0.2mm N1=1175r/min N2=750r/min N3=1175r/min N4=570r/min
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