Ricoh A172 Service Manual page 226

NOTE 2: Transfer Belt Unit
The following parts should be lubricated with silicone grease G40M every
40K scans:
•
Transfer belt release cams [A]
•
Belt bias roller shaft [B] (only at the end)
NOTE 3: Transfer Roller Unit
[C]
The end of the transfer roller shaft [C] should be lubricated with silicone
grease G40M every 40 K scans.
SM
[A]
[A]
[B]
4-75 A172/A199