How To Install The System Controller (Optional Part); System Controller Installation - Sanyo C4272R S/C Installation Instructions Manual

07-115 SSHP_II 5/7/07 4:00 PM
8. HOW TO INSTALL THE SYSTEM CONTROLLER
(OPTIONAL PART)

8-1. System Controller Installation

CAUTION
(1) Remove the flat-top screw on the bottom of the
back case. When you open up the decorative
cover, you will see two gaps under the system
controller. Insert a coin into these gaps and
remove the back case. (Figs. 8-1, 8-2)
(2) Connect the wires to terminal base of the system
controller (see next page).
(3) Attach the back case with the 2 M4 screws
provided.
(4) To finish, fit the back tabs of the back case into
the system controller and mount it using the flat-
top screw.
Page 85
Do not supply power to the
unit or try to operate it until
the tubing and wiring to the
outdoor unit are completed.
Do not twist the control
wiring with the power
wiring or run it in the
same metal conduit,
because this may cause
malfunction.
Install the system con-
troller away from sources
of electrical noise.
Install a noise filter or
take other appropriate
action if electrical noise
affects the power supply
circuit of the unit.
M4 × 1-3/16 in.
Screws (2)
Flat-top
System
Screw
controller
Fig. 8-1
Gap
Gap
Coin
Fig. 8-2
85
Switch box
(with cover)
Back case
SC