Sanyo 26KHS72R Installation Instructions - Page 85

How To In, Tall The, Tem Controller, Optional Part

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07-115 SSHP_II 5/7/07 4:00 PM Page 85 8. HOW TO INSTALL THE SYSTEM CONTROLLER (OPTIONAL PART) Do not supply power to the unit or try to operate it until the tubing and wiring to the outdoor unit are completed. 8-1. System Controller Installation CAUTION 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 controller 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. Switch box (with cover) M4 × 1-3/16 in. Screws (2) System controller Flat-top Screw Fig. 8-1 Back case (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. Gap Gap Coin Fig. 8-2 (4) To finish, fit the back tabs of the back case into the system controller and mount it using the flat- top screw. SC 85

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SC
85
8
.
HOW TO IN
S
TALL THE
S
Y
S
TEM CONTROLLER
(OPTIONAL PART)
Fi
g
.
8
-1
S
y
s
tem
co
n
troller
S
witch box
(with cover)
M4
×
1-
3
/16 i
n
.
S
crew
s
(2)
Flat-top
S
crew
Back ca
s
e
Gap
Coi
n
Gap
Fi
g
.
8
-2
Do not
s
u
pp
ly
p
ower to the
unit or try to o
p
erate it until
the tu
b
in
g
and wirin
g
to the
outdoor unit are com
p
leted.
8
-1.
S
y
s
tem Controller In
s
tallation
Do not twi
s
t the control
wirin
g
with the
p
ower
wirin
g
or run it in the
s
ame metal conduit,
b
ecau
s
e thi
s
may cau
s
e
malfunction.
In
s
tall the
s
y
s
tem con-
troller away from
s
ource
s
of electrical noi
s
e.
In
s
tall a noi
s
e filter or
take other a
pp
ro
p
riate
action if electrical noi
s
e
affect
s
the
p
ower
s
u
pp
ly
circuit of the unit.
(1)
Remove the flat-top
s
crew o
n
the bottom of the
back ca
s
e.
Whe
n
yo
u
ope
n
u
p the decorative
cover, yo
u
will
s
ee two
g
ap
s
un
der the
s
y
s
tem
co
n
troller.
I
ns
ert a coi
n
i
n
to the
s
e
g
ap
s
a
n
d
remove the back ca
s
e. (Fi
gs
.
8
-1,
8
-2)
(2)
Co
nn
ect the wire
s
to termi
n
al ba
s
e of the
s
y
s
tem
co
n
troller (
s
ee
n
ext pa
g
e).
(
3
)
Attach the back ca
s
e with the 2 M4
s
crew
s
provided.
(4)
To fi
n
i
s
h, fit the back tab
s
of the back ca
s
e i
n
to
the
s
y
s
tem co
n
troller a
n
d mo
un
t it
us
i
ng
the flat-
top
s
crew.
CAUTION
07-115 SSHP_II
5/7/07
4:00 PM
Page 85