Change Bucket - Hitachi ZAXIS 120-3 class Operator's Manual

2

Change Bucket

CAUTION: When driving the connecting pins in or
out, guard against injury from flying pieces of metal
or debris; wear goggles or safety glasses, and safety
equipment appropriate to the job.
1. Park the machine on a level surface. Lower the bucket to
the ground and position it with the flat surface resting on
the ground. Be sure the bucket will not roll when the pins
are removed.
2. Slide the O-rings out of the way, as shown.
3. Remove bucket pins A and B to separate the arm and
bucket. Clean the pins and pin bores. Apply sufficient
grease to the pins and pin bores.
4. Align the arm and alternate bucket. Be sure the bucket
will not roll.
5. Install bucket pins A and B.
6. Install the locking pins and snap rings on pins A and B.
7. Adjust bucket linkage clearance for pin A. See adjusting
bucket linkage clearance procedure.
8. Apply grease to pin joints A and B.
9. Start the engine and run at slow idle. Slowly operate the
bucket in both directions to check for any interference
in bucket movement. Do not operate a machine that has
any movement interference. Correct interference prob-
lem.
MAINTENANCE
Bucket Boss
7-72
O-Ring Shift
Link
A
B
M104-07-063