101472-3690 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1014723690 6144711111

Information Cross number Calibration Data Calibration Data Ex

Information injection-pump assembly

ZEXEL 101472-3690 1014723690

KOMATSU 6144711111 6144711111

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Service parts 101472-3690 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 101047-8180

3. GOVERNOR 105400-1940

4. SUPPLY PUMP 105220-4271

5. AUTOM. ADVANCE MECHANIS

6. COUPLING PLATE

7. COUPLING PLATE

8. _

9. _

10. NOZZLE AND HOLDER ASSY 105151-1530

11. Nozzle and Holder 6142-12-3300

12. Open Pre:MPa(Kqf/cm2) 11.8{120}

13. NOZZLE-HOLDER 105081-2190

14. NOZZLE

105000-1130

15. NOZZLE SET

Include in #1:

101472-3690 as INJECTION-PUMP ASSEMBLY

Include in #2:

104749-1010 as _

Cross reference number

ZEXEL 101472-3690 1014723690

KOMATSU 6144711111 6144711111

Zexel num

Bosch num

Firm num

Name

101472-3690

6144711111 KOMATSU

INJECTION-PUMP ASSEMBLY
4D94 * 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 2.2 2.15 2.25

Beginning of injection position
Drive 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 9.7

Pump speed r/min 1200 1200 1200

Average injection quantity mm3/st. 43.5 42.5 44.5

Max. variation between cylinders % 0 -2 2

Basic *

Fixing the lever *

Injection quantity adjustment_02

Adjusting point C

Rack position 7.6+-0.5

Pump speed r/min 400 400 400

Average injection quantity mm3/st. 9 8.2 9.8

Max. variation between cylinders % 0 -15 15

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)Target notch: K (2)RACK CAP: R1 (3)Torque control stroke
----------
K=7 R1=18+1mm
----------

Speed control lever angle

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

----------
a=7deg+-5deg b=32deg+-3deg c=17deg+-5deg

Timing setting

(1)Pump vertical direction (2)Position of key groove at No 1 cylinder's beginning of injection (3)Stamp aligning marks on the pump housing flange. (4)- (5)-
----------

----------
a=50deg24min+-3deg b=9deg36min+-30min

Information:

Table 1
Revision Summary of Changes
02 Added serial number prefixes Description Of Change: An updated Diesel Exhaust Fluid (DEF) control unit software is now used on the machine engines listed above. The updated software has been released to improve the priming performance of the DEF pumps in cold environments.Adaptable To:
Do not operate or work on this product unless you have read and understood the instruction and warnings in the relevant Operation and Maintenance Manuals and relevant service literature. Failure to follow the instructions or heed the warnings could result in injury or death. Proper care is your responsibility.
The following changes are adaptable to the products within the listed serial numbers, and are effective with all products after the listed serial numbers.The new and former part numbers are listed in Table 2.
Table 2
Required Parts
Qty Dosing Control Unit (DCU) Dosing Control Unit (DCU) Voltage New Part Number Part Name Former Part Number(1)
1 Restriction on Hazardous Substance (RoHS) (DCU) 24V 593-7031 Engine Software 567-5763
1 Restriction on Hazardous Substance (RoHS) (DCU) 12V 593-7030 Engine Software 567-5761
1 Non-Restriction on Hazardous Substance (RoHS) (DCU) 24V 593-7033 Engine Software 539-3577
1 Non-Restriction on Hazardous Substance (RoHS) (DCU) 12V 593-7032 Engine Software 539-3576
(1) The former part number listed is for reference only and may differ.The new software is available in the form of a flash file through the Cat ® Service Information System (SIS). A newer part number may be available. SIS Web only displays the latest available flash file.