The Field Assembly Manual provides you with everything you need to know in order to assembly your KOMATSU PC490LC-11 HYDRAULIC EXCAVATOR safely and effectively. Step-by-step assembly procedure, parts installation, adjustment and maintenance procedure after completion of assembly.


APPLICABLE MODELS :

KOMATSU PC490LC-11
S/N : 85001 and up


TABLE OF CONTENTS :

Specifications
Precautions for field assembly
Disposal of removed parts
Assembling procedures, applicable equipment and schedule
Flow of field assembly
Kit layout diagram
Transportation
Tool list for field assembly
Tightening torque
Coating materials
Selection of wire ropes used for assembly
Selection of nylon slings used for assembly
A. Assembly of chassis
A- 1. Installation of climbing step
A- 2. Installation of handrail
A- 3. Installation of mirror
A- 4. Installation of tail pipe, tail pipe cover
B. Assembling of work equipment
B- 1. Installation of boom cylinder
B- 2. Releasing remaining pressure in hydraulic circuit
B- 3. Installation of boom cylinder hoses
B- 4. Installation of boom cylinder top pin
B- 5. Installation of boom assembly
B- 6. Installation of hoses from chassis along top of boom
B- 7. Connection of boom cylinder head
B- 8. Installation of arm assembly
B- 9. Installation of bucket cylinder hoses between boom and bucket cylinder
B-10. Installation of bucket
B-11. Connection of work equipment grease piping
B-12. Connection of work equipment wiring
B-13. Greasing after completion of work equipment
B-14. Bleeding air from work equipment circuit
C. Increasing and decreasing of track frame gauge, assembling of counterweight
C- 1. Increasing and decreasing of track frame gauge
C- 2. Installation of steps
C- 3. Installation of travel piping covers
C- 4. Adjustment of track tension
C- 5. Sticking sheet to counterweight
C- 6. Installation of camera
C- 7. Installation of counterweight
M. Procedure for inspection and maintenance after completion of assembly
M- 1. Replacement of return filter (Standard filter to flushing filter)
M- 2. Flushing of hydraulic circuit
M- 3. Replacement of return filter (Flushing filter to standard filter)
M- 4. Check of oil/coolant level at each part
M- 5. Inspection of oil level in hydraulic tank and refill
M- 6. Parts to be touched up after field assembly
M- 7. Error code
Mounting bolt torque check sheet
Field assembly inspection report (Backhoe)　


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File Type : PDF
Requirements : PDF Reader
Language : English