C8-B/C12-B Service Manual Maintenance Disclosure Scope: Maintenance Trained Personnel Only
(C) Seiko Epson Corporation 2-163 Rev.1
Remove the J4 Reduction Gear Unit.
1. Remove the J4 flange and Wave Generator.
POINT
If it is difficult to remove them, insert a tool between the J4 flange and the arm, and widen
the gap between them little by little.
CAUTION
Be careful not to damage the parts.