Fayat Group BOMAG BW 213 DH-4 BVC, Service Manual, Page: 25 / 51

General repair instructions
BOMAG 25 008 916 77
1.3
Feather keys and keyways
!
Caution
Feather keys may only be reused if they are free of
damage.
Fig. 5
l
Clean and thoroughly examine the feather key.
l
Deburr and thoroughly clean the edges of the key-
way with a fine file before reassembling.
Ball and roller bearings
!
Caution
Ball and roller bearings may only be reused if they
are free of damage and do not show any signs of
wear.
Fig. 6
l
If a ball or roller bearing of a bearing pair shows de-
fects, both ball or roller bearings need to be re-
placed.
l
Remove any lubricant residues from the ball or roll-
er bearing to be examined by washing it with gaso-
line or any other appropriate degreasing agent.
Ensure strict cleanliness.
l
Check balls or rollers, running surfaces, outer faces
of outer races and inner faces of inner races for vis-
ible damage. Replace the ball or roller bearing if
necessary.
l
Check the ball or roller bearing for clearance and re-
sistance between the inner and outer races, replace
if necessary.
l
Lubricate the ball or roller bearing with the recom-
mended type of grease before assembly or reas-
sembly.
l
On greased bearings (e.g. wheel bearings) fill the
space between ball or roller bearing and outer seal
with the recommended type of grease before as-
sembling the seal.