Method For Checking Looseness And Tightening Track Shoe Bolts - Komatsu PC290LC-11 Operation & Maintenance Manual

MAINTENANCE PROCEDURE
Keep radiator cap (2) removed during the above opera-
tions.
22. Stop the engine, wait for approximately 3 minutes, add
coolant up to the mouth of the filler port, and tighten the ra-
diator cap (2).
23. Check the coolant level in sub-tank.
If the coolant level is between FULL and LOW marks, it is
proper.
If it is insufficient, fill with Non-Amine Engine Coolant to the
middle between FULL and LOW marks.
24. Close engine hood (1).
METHOD FOR CHECKING LOOSENESS AND TIGHTENING TRACK SHOE
BOLTS
NOTICE
If the machine is used with track shoe bolts loose, they will break. If any looseness of the shoe bolt is
found, retighten it.
1.
Check for looseness of the shoe bolt (1).
4-24
MAINTENANCE