Using The Clamshell Bucket - Komatsu WB93S-5 F50003 Operation & Maintenance Manual

During the following steps, take care to prevent any
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impurities from getting into the pipes and the cylinder.
If any oil has been spilled, wipe it up immediately, in order
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to prevent the surface from getting slippery.
FOR STANDARD ARM (FIG. A)
6 - Disconnect the pipes (2-3) that operate the piston from the
bucket cylinder (1) and seal the cylinder couplings (4).
FOR TELESCOPIC ARM (FIG. B)
6 - Disconnect the pipes (2-3) that operate the piston from the
bucket cylinder (1) and seal the cylinder couplings (4).
7 - Connect the pipes disconnected from the cylinder to the
couplings for the opening and folding of the clamshell bucket.
8 - Remove the plugs from the rigid pipes of the system and
connect the pipes.
9 - Start the machine and lift the clamshell bucket a few
centrimetres from the ground.
10 - Open, fold and swing the bucket several times, in order to
check the tightness of the system.
Wear thick gloves and safety goggles during this check.
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To check the system for leaks, use a piece of cardboard or
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a wooden board.

6.9.3 USING THE CLAMSHELL BUCKET

Consult the specific operation manual.
6.9.4 MAINTENANCE
The hydraulic system does not require any maintenance
operation and inspection other than those prescribed for the
machine. Regarding the maintenance operations required for the
clamshell bucket, see the specific operation manual.
CAUTION
WARNING
CONFIGURATION FOR THE USE OF THE CLAMSHELL BUCKET
RKA14560
RKA14570
A
2
3
4
4
1
B
2
3
4
4
1
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