101402-3521 ZEXEL 9 400 613 432 BOSCH INJECTION-PUMP ASSEMBLY 9400613432 1014023521 6131721491

Information Cross number Calibration Data Calibration Data Ex

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Information injection-pump assembly

BOSCH 9 400 613 432 9400613432

ZEXEL 101402-3521 1014023521

KOMATSU 6131721491 6131721491

Service parts 101402-3521 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 101040-8090

3. GOVERNOR 105401-0060

4. SUPPLY PUMP 105220-1810

5. AUTOM. ADVANCE MECHANIS

6. COUPLING PLATE

7. COUPLING PLATE 156635-2520

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105100-4250

11. Nozzle and Holder 6-13112-310-0

12. Open Pre:MPa(Kqf/cm2)

13. NOZZLE-HOLDER 105031-3510

14. NOZZLE 105015-3630

15. NOZZLE SET

Include in #1:

101402-3521 as INJECTION-PUMP ASSEMBLY

107491-3132 as _

Cross reference number

BOSCH 9 400 613 432 9400613432

ZEXEL 101402-3521 1014023521

KOMATSU 6131721491 6131721491

Zexel num

Bosch num

Firm num

Name

101402-3521

9 400 613 432

6131721491 KOMATSU

INJECTION-PUMP ASSEMBLY
S4D105 * K

Calibration Data:

Adjustment conditions

Test oil
1404 Test oil ISO4113 or {SAEJ967d}

Test oil temperature degC 40 40 45

Nozzle and nozzle holder 105780-8140

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

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 1-2-4-3

Pre-stroke mm 3.5 3.45 3.55

Beginning of injection position
Governor side NO.1

Difference between angles 1
Cyl.1-2 deg. 90 89.5 90.5

Difference between angles 2
Cal 1-4 deg. 180 179.5 180.5

Difference between angles 3
Cal 1-3 deg. 270 269.5 270.5

Injection quantity adjustment

Adjusting point A

Rack position 10.4

Pump speed r/min 1200 1200 1200

Average injection quantity mm3/st. 82 80 84

Max. variation between cylinders % 0 -2 2

Basic *

Fixing the rack *

Injection quantity adjustment_02

Adjusting point B

Rack position 10.4

Pump speed r/min 700 700 700

Average injection quantity mm3/st. 73 73 77

Max. variation between cylinders % 0 -4 4

Fixing the lever *

Injection quantity adjustment_03

Adjusting point C

Rack position 5.3+-0.5

Pump speed r/min 400 400 400

Average injection quantity mm3/st. 12.5 10.5 14.5

Max. variation between cylinders % 0 -10 10

Fixing the rack *

Boost compensator adjustment

Pump speed r/min 700 700 700

Rack position 9

Boost pressure kPa 1.3 0 2.6

Boost pressure mmHg 10 0 20

Boost compensator adjustment_02

Pump speed r/min 700 700 700

Rack position 10.4

Boost pressure kPa 18.7 18.7 18.7

Boost pressure mmHg 140 140 140

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Target notch: K (2)The torque control spring does not operate. (3)Boost compensator stroke
----------
K=10
----------

Speed control lever angle

F:Full speed I:Idle S:Stop
----------

----------
a=31deg+-5deg b=11deg+-5deg c=32deg+-3deg

Timing setting

(1)Pump vertical direction (2)Position of center of spline's wide tooth at No 1 cylinder's beginning of injection (key position) (3)B.T.D.C.: aa (4)-
----------
aa=21deg
----------
a=(30deg)