T3-B T6-B Maintenance 12. Joint #4
106 T-B series Maintenance Manual Rev.1
Loosen the Joint #4 motor unit mounting bolt.
3-M4x20+M4 washer
Unscrew the mounting screws of the joint #4
intermediate unit. Pull out the joint #4
intermediate unit and U1 belt upward.
3-M4x12+M4 washer
The washer will be necessary again when
mounting intermediate unit. Be sure not to lose
them.
Joint #4
intermediate
unit
screws for the spline plate. Hold
up the spline plate and pull out the Z belt and
U2 belt.
3-M4x12