Komatsu Utility Avance WB91R-2, Руководство по эксплуатации и техническому обслуживанию

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ARRANGEMENT FOR THE INSTALLATION OF THE CLAMSHELL BUCKET
6.9.3 USING THE CLAMSHELL BUCKET
6.9.4 MAINTENANCE
CAUTION
•
During the following steps, take care to prevent any impu-
rities from getting into the pipes and the cylinder.
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 piston control pipes (2-3) 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 closing of the clamshell buck-
et.
8 - Remove the plugs from the rigid pipes of the system and
connect the pipes.
9 - Start the machine and raise the clamshell bucket a few cen-
trimetres from the ground.
10 - Open, close and swing the bucket several times, in order to
check the tightness of the system.
DANGER
•
Always wear thick gloves and safety goggles during this
check.
•
To check the system for leaks, use a piece of cardboard or
a wooden board.
RWA17400
A
1
4
2
3
4
1
2
3
4
4
RWA17390
B
Consult the specific operation manual.
The hydraulic system does not require any maintenance opera-
tion and inspection other than those prescribed for the machine.
For the maintenance operations required by the clamshell buck-
et, see the specific operation manual.