
METHOD FOR OPENING AND CLOSING FLOOR UNIT
k
k
WARNING
When opening and closing the floor, observe the following
warning and precautions for the work.
Wrong operation may cause serious personal injury or
death.
• Do not open or close the floor when the machine is on
a slope.
• Do not open and close the floor in strong winds.
• Immediately after the engine is stopped, its parts and
oil are still very hot and may cause burn injury. Check
that the temperature inside of engine compartment
has been dropped before performing the opening or
closing of floor.
• Do not stand on the floor or enter into the cab while
floor is open.
• While opening or closing the floor, do not enter under
the floor.
• Do not start the engine while floor is open.
• If any damage or problem is found at the floor opening
lock part, stop the work, close the floor, and then ask
your Komatsu distributor for repair.
• Do not remove the floor mounting bolts (A).
The floor may jump up unexpectedly and it is danger-
ous.
Set the machine to the following conditions before opening the floor.
1.
Set the machine in the posture shown in the figure.
1) Start the engine, and run it at low speed.
2) Set the lock lever to FREE position (F).
Be sure to operate the lock lever by the operating por-
tion on the top.
3) Push the blade control lever forward to lower the
blade to the ground.
4) Operate the work equipment control levers to extend
bucket cylinder and arm cylinder to their stroke end,
and then lower the boom gently.
Lower the bucket link to the ground.
OPERATION
EXPLANATION OF COMPONENTS
3-101
Summary of Contents for PC45MR-30403
Page 61: ......
Page 64: ...14 Engine rear cover 15 Cooling cover 16 Battery 17 KDPF OPERATION GENERAL VIEW 3 3...
Page 411: ......
Page 412: ...SPECIFICATIONS 5 1...
Page 417: ......
Page 459: ......
Page 460: ...REPLACEMENT PARTS 7 1...