Komatsu PW160-7K Series Operation And Maintenance Manual page 321

OPTIONS, ATTACHMENTS
HOW TO OPERATE
Open and close
Move the right control lever to operate clamshell
3. Open (move to right)
4. Close (move to left)
Rotate
Press button on right control lever
2. Clockwise
31. Counter clockwise
For safety, always avoid abrupt travelling, swing and
❍
stopping.
When mounting a clamshell bucket, the bucket cylinder
❍
must be positioned at mid-stroke to allow access to quick
release couplers.
Connect couplers and retract bucket cylinder
REMARK
Isolate cylinder using lock valve and secure bucket links.
Do not swing the bucket to crush the rock or to cut
❍
through soil.
Do not use the bucket for hammering or pulling out piles,
❍
etc.
Before leaving the machine, open the bucket and lower it
❍
to the ground.
MACHINES READY FOR ATTACHMENTS
Right control
lever
321