Epson G Series Maintenance Manual page 60

G1 Maintenance 6. Joint #2
NOTE

When tightening hexagon socket head cap bolts, refer to the 2.4 Tightening Hexagon Socket
Head Cap Bolts.
Joint #2 (1) A new reduction gear unit contains the parts shown in the picture.
reduction gear
unit
Installation
(2) Put the O-ring into the groove in the reduction gear top surface.
(3) Mount the Joint #2 motor flange,
(4) Loosely secure the Joint #2 reduction gear unit.
(5) Mount the Arm #2 unit.
(6) Tighten the screw secured loosely in the step (4).
42
The grease has been applied to the bearing are of waveform generator. Wipe the grease
from the mounting surface.
Reduction gear
reduction gear, and Joint #2 spacer.
Hold the Joint #2 spacer and mount
by reverse procedure to remove it.
Make sure the O-ring between the reduction gear
and motor flange has not moved and secure the
unit loosely.
Wave
O-ring
generator
Arm #2
Reduction gear unit
2-M4×40
Arm #2
unit
G series Maintenance Rev.3
Joint #2
motor flange
Joint #2
reduction gear
Joint #2 spacer
2-M5×40
6-M4×12