Bucket - Doosan DX140R Operation & Maintenance Manual

BUCKET

Bucket Tooth Replacement
AVOID DEATH OR SERIOUS INJURY
Due to the possibility of flying metal objects, always wear
safety helmet, protective gloves and eye protection when
changing bucket teeth.
Curl the bucket upwards and place the round rear surface
of the bucket firmly on the ground. Shut the engine off and
lock out the hydraulic controls before working on the
bucket.
NOTE: These instructions are only for DOOSAN OEM
buckets. If you are using other manufacturers
buckets, refer to their specific instructions.
Figure 113
1. On a routine basis, inspect bucket teeth to make sure that
tooth wear or breakage has not developed. Do not allow
replaceable bucket teeth to wear down to a point that
bucket adapter is exposed. See Figure 113.
2. To replace a tooth (1, Figure 114), use a hammer and
punch to drive locking pin (2) and lock washer (3) out of
tooth adapter (4).
3. Once worn tooth has been removed, use a putty knife to
scrape adapter as clean as possible.
4. Slide new tooth into position and insert lock washer.
5. Insert locking pin into tooth and with a hammer, drive pin in
until lock washer seats in locking groove.
Inspection, Maintenance and Adjustment
4-66
WARNING
HAOC680L
2
Figure 114
4
3
1 FG000346
DX140R/DX140LCR