Using The 4In1 Bucket - Komatsu WB93S-5 F50003 Operation & Maintenance Manual

Backhoe-loader
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Wear thick gloves and safety goggles during this check.
q
To check the system for leaks, use a piece of cardboard or a wooden board.
q
5 - Lower the bucket to the ground, stop the machine, lubricate the joints (See "4.5.2 LUBRICATION DIAGRAM
(4in1 bucket and pallet forks)") and check the hydraulic oil level (see "4.8.6.a CHECKING THE HYDRAULIC
OIL LEVEL").
IMPORTANT
Before starting work make sure that the bucket position indicator is correctly set (see "3.12.1 BUCKET
q
POSITION INDICATOR").

6.3.4 USING THE 4in1 BUCKET

The 4in1 bucket can be used for the following applications:
1 - Loading (dumping the bucket as described in "3.12.2.1
LOADING HEAPED AND LEVEL MATERIAL").
2 - Unloading on high surfaces by opening the bucket instead of
overturning it (vertical unloading).
3 - Handling logs, branches, etc. with the grapple function
(opening and closing), by using the teeth provided on the
mobile jaw (4) to grasp them.
4 - Flushing and levelling (with open bucket).
IMPORTANT
To flush the ground, open the bucket and move the
q
machine forward working with the fixed part of the bucket.
To level the ground, open the bucket and move the
q
machine backward working with the mobile part of the
bucket.
The operator can check the opening of the bucket at any moment,
by means of the indicator (10).
6.3.5 MAINTENANCE
The 4in1 bucket does not require special maintenance operations
in addition to those required for the standard bucket, except for
the lubrication, as described at point "4.5.2 LUBRICATION
DIAGRAM (4in1 bucket and pallet forks)".
WARNING
4
10
4in1 BUCKET
RWA34520
RWAA10910
251

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