Precautions For Severe Job Condition - Komatsu PC290LC-11 Operation & Maintenance Manual

TROUBLES AND ACTIONS
PRECAUTIONS FOR USING LIGHTWEIGHT TOWING HOLE
• Always use the correct towing equipment and towing method. Any mistake in the selection of the
wire rope or drawbar or the method of towing a disabled machine and being towed may lead to seri-
ous personal injury or death. Select the appropriate tools and methods.
• The shackle must always be used.
• Hold the wire rope level and set it straight to the track frame.
• Move the machine slowly and be careful not to apply any sudden load to the wire rope.
• Do not use the tie-down holes for towing the machine.
There is a hole in the track frame to fit the shackle when towing
light objects.
Permissible towing load: Max. 78400 N {8000 kg}

PRECAUTIONS FOR SEVERE JOB CONDITION

• When performing digging operations in water, if the work equipment mounting pin goes into the water, per-
form greasing every time the operation is performed.
• For heavy-duty operations and deep digging, perform greasing of the work equipment mounting pins every
time before operation.
After greasing, operate the boom, arm and bucket several times, then grease again.
3-262
k k
WARNING
OPERATION