Miscellaneous; Check Bucket Teeth - Hitachi EX27U Operator's Manual

I. MISCELLANEOUS
Check Bucket Teeth --- daily
1. Check the bucket teeth for wear and looseness
Replace teeth (1) if tooth wear exceeds the desig-
nated service limit shown below.
Dimension A in mm (in.)
New
128 (5.0")
2. Replacing procedure
CAUTION: Guard against injury from flying
pieces of metal. Wear goggles or safety glasses.
a. Use hammer (2) and drift (3) to drive out locking pin
(5). Be careful not to damage rubber pin lock (4)
while removing locking pin (5).
b. Remove tooth (1). Inspect locking pin (5) and rubber
pin lock (4) for damage, replace if necessary. Short
locking pins and damaged rubber pin locks must be
replaced with new ones.
NOTE: Alternate buckets may use different tooth as-
semblies.
MAINTENANCE
Limit of Use
65 (2.6")
7-54
1 4 5
WRONG
WRONG WRONG
4
M104-07-056
2
3
M104-07-116
5
M104-07-058
M104-07-059