Method For Inverting And Replacing Cutting Edge And End Bit - Komatsu D155AX-8E0 Operation & Maintenance Manual

MAINTENANCE
1.
Travel 1 to 2 m on a flat place and stop without applying
the brake.
2.
Remove idler side covers (3) (both of the inside and out-
side covers).
3.
Measure clearance (A) between track frame and guide
plate (4 places on the right and left, and inside and out-
side).
If clearance (A) is 3 mm or more, adjust shim (E).
Ask your Komatsu distributor for adjustment of shim (E).

METHOD FOR INVERTING AND REPLACING CUTTING EDGE AND END BIT

It is dangerous if the work equipment moves by mistake when the cutting edge or end bit is being re-
placed.
Set the work equipment in a stable condition, set the work equipment lock lever to LOCK position, and
stop the engine.
Invert or replace the cutting edge and end bit before they are worn to the blade end.
1.
Raise the blade to proper height, and place blocks under it to prevent it from lowering.
2.
Set the work equipment lock lever to LOCK position.
3.
Stop the engine.
4.
Judge the wear of the end bit and cutting edge by the following wear standards.
k k
WARNING
MAINTENANCE PROCEDURE
4-27