Epson LS3-401 series

Maintenance 7. Arm #3
LS Rev.10 111
(4)
Apply the proper tension to the Z belt,
and secure the Joint #3 motor unit.
3-M4×15 + Washer
Force gauge
Joint #3
Motor Unit
Z Belt
Pass a suitable cord or string around the
Joint #3 motor unit near its mounting
plate. Then, pull the cord using a force
gauge or similar tool to apply the
specified tension shown in the figure
on
the right.
Z belt tension
69 N (7.0 ± 0.5 kgf)
To
check belt tension with the tension meter, refer to Maintenance:
7.4 Checking the
Timing Belt Tension
(Z Belt).
(5)
Mount the
control board.
For details, refer to
Maintenance: 11.3 Replacing the Control Board.
(6)
Connect the connectors:
X231, X241, X31, X35, X41.
(
7)
Mount the User Plate.
For details, refer to
Maintenance: 3.5 User Plate.
(
8)
Bind
the cables with a wire tie in their original positions as before
removed in the
r
emoval step (6).
D
o not allow unnecessary strain on the cables.
(
9)
Install the
Arm Top Cover.
For details,
refer to Maintenance: 3.1 Arm Top Cover.
(1
0)
Execute
the calibration of Joints #3, #4.
For details, refer to Maintenance: 13. Calibration.

NOTE