Miscellaneous; Check And Replace Bucket Teeth - Hitachi ZAXIS 17U-5N Owner's Manual

I. Miscellaneous

Check and Replace Bucket Teeth

--- daily
Check bucket teeth (1) for wear and looseness.
Replace teeth (1) if tooth wear exceeds the designated service
limit shown below.
A
d
CAUTION:
 Guard against injury from flying pieces of metal.
Wear hard hat or safety glasses, and safety
equipment appropriate to the job.
Procedures:
1. Use hammer (2) and drift (3) to drive out locking pin (5).
Take care not to damage rubber pin lock (4).
2. Check locking pin (5) and rubber pin lock (4). Short
locking pins and damaged rubber pin locks must be
replaced with new ones.
RIGHT
New Limit of Use
128 (5.0)
WRONG
Flush one end of the locking pin to evaluate.
In this instance, the locking pin is too short.
M104-07-118
MAINTENANCE
mm (in)
65 (2.6)
5
M104-07-058
7-73
1 4 5
A
WRONG
4
Crack on the rubber. The steel ball dents
The steel ball may when pushing the
come out. ball.
M104-07-059
M104-07-056
2
3
M589-07-017