Epson G3 Series Manual page 159

(5) Remove the harmonic mounting screws on the Joint #1 side and remove the Arm #1
G3 Rev.14
unit.
In case of Multiple mounting type,
Arm #1 falls without mounting screws. Support Arm #1 when removing the screws.
Remove the O ring which is attached to the Joint #1 mounting part.
Table Top mounting
8-M3×35
+ Washer
Arm #1 unit
Maintenance 9. Replacing Arm #1
4-M3×20
+ Washer
Arm #1
unit
8-M3×35
+ Washer
Multiple mounting
4-M3×20
+ Washer
147