H140D S, H160D S and H180D S Hydraulic Hammers Caterpillar

Illustration 1	g00678377

Note: If maximum diameter (A) is exceeded, replace the lower tool bushing.

Illustration 2	g00992955
(1) First Grease Groove (2) Second Grease Groove (3) Worn out area of grease grooves

Illustration 3	g00701610

If first grease groove (1) is worn out and second grease groove (2) is still visible, the following steps can be performed:

1. Reinstall the lower tool bushing into the hammer.

2. In order to use the surface of the bushing that is not worn, rotate the lower tool bushing by 90 degrees.

If the first grease groove (1) and the second grease groove (2) are worn out, replace the lower tool bushing.