101472-3550 ZEXEL INJECTION-PUMP ASSEMBLY Calibration Data 1014723550 6144751200

Information Cross number Calibration Data Calibration Data Ex

Information injection-pump assembly

ZEXEL 101472-3550 1014723550

KOMATSU 6144751200 6144751200

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Service parts 101472-3550 INJECTION-PUMP ASSEMBLY:

1. _

2. FUEL INJECTION PUMP 101047-8180

3. GOVERNOR 105400-1290

4. SUPPLY PUMP 105220-4700

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:

101472-3550 as INJECTION-PUMP ASSEMBLY

101672-0190 as _

Cross reference number

ZEXEL 101472-3550 1014723550

KOMATSU 6144751200 6144751200

Zexel num

Bosch num

Firm num

Name

101472-3550

6144751200 KOMATSU

INJECTION-PUMP ASSEMBLY
4D94 *

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 8.2

Pump speed r/min 1400 1400 1400

Average injection quantity mm3/st. 39.3 38.3 40.3

Max. variation between cylinders % 0 -2 2

Basic *

Fixing the rack *

Injection quantity adjustment_02

Adjusting point B

Rack position 8.2

Pump speed r/min 1350 1350 1350

Average injection quantity mm3/st. 39 38 40

Max. variation between cylinders % 0 -4 4

Fixing the lever *

Injection quantity adjustment_03

Adjusting point C

Rack position 6.7

Pump speed r/min 350 350 350

Average injection quantity mm3/st. 9 8.2 9.8

Max. variation between cylinders % 0 -15 15

Fixing the rack *

Injection quantity adjustment_04

Adjusting point D

Rack position 8.2

Pump speed r/min 700 700 700

Average injection quantity mm3/st. 32.7 32.7 35.7

Max. variation between cylinders % 0 -4 4

Fixing the lever *

Test data Ex:

Governor adjustment

N:Pump speed R:Rack position (mm) (1)Target notch: K (2)RACK CAP: R1 (3)Deliver without the torque control spring operating.
----------
K=13 R1=18+-1mm
----------

Speed control lever angle

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

----------
a=27.5deg+-5deg b=32deg+-3deg c=26.5deg+-5deg

Information:

Personal injury or death can result from machine articulation or movement. Machine frames can move and a person can be crushed. Connect the steering frame lock between the front and rear frames before working on the machine.Before operating the machine, place the steering frame lock in the stored position.Failure to place the steering frame lock into the stored position before operating can result in loss of steering.
Reference: Disassembly and Assembly, M0084637, "R1700 Load Haul Dump Machine Systems"Reference: Disassembly and Assembly, M0100022, "R2900 Load Haul Dump Machine Systems"Required Parts
Table 1
Required Parts
Qty Part Number Description
1 389-9442 Insulation
1 434-1304 Insulation
1 434-1305 Insulation
7 290-1993 Cable Strap Machine Preparation
Note: Cleanliness is an important factor. Before the removal procedure, clean the exterior of the component thoroughly. Cleaning the exterior will help to prevent dirt from entering the internal mechanism.
Move the machine to a hard level surface away from operating machines and away from personnel.
Engage the parking brake. Place wheel blocks in front of the wheels and behind the wheels.
Stop the engine.
Install the steering frame lock. Refer to Disassembly and Assembly, "Steering Frame Lock - Install".
Turn the key start switch and the battery disconnect switch to the OFF position. If there is no battery disconnect switch, remove the negative battery cable at the battery.
Release system pressure. Refer to Operation and Maintenance Manual, "System Pressure - Release".Procedure
Illustration 1 g06525155
Typical example
(1) Cover As
(2) Cover As
Remove cover assembly (1) and cover assembly (2).
Illustration 2 g06525163
Typical example
(3) Hose As
Locate DEF supply hose assembly (3).
Illustration 3 g06526653
DEF supply hose on the R1700 machine
(4) 290-1993 Cable Strap
(5) 389-9442 Insulation
(6) 434-1305 Insulation
(7) 434-1304 Insulation
Illustration 4 g06526655
DEF supply hose on the R2900 machine
(4) 290-1993 Cable Strap
(5) 389-9442 Insulation
(6) 434-1305 Insulation
(7) 434-1304 Insulation
Install Item (5) through Item (7), securing with 290-1993 Cable Straps as required.Note: On the R1700 machine, 434-1305 Insulation (6) is installed over the top of 389-9442 Insulation (5).Note: On the R2900 machine, 434-1305 Insulation (6) slightly overlaps 389-9442 Insulation (5).
Install cover assembly (1) and cover assembly (2). Refer to Illustration 1.