Manual Handwheel (Side Handwheel of Actuator)  Azbil Corporation
7-2  VDC, VAC, VST, VAA - Diaphragm Control Valve
(4) Remove the handwheel from the manual drive assembly by evenly striking the 
drive shaft in the handwheel direction.
(5) Remove the stop ring (using a special tool) and the bearing.
To assemble the manual drive assembly, follow the above disassembly procedure in 
the reverse order.
Figure 7-1  Side Handwheel