Sanyo 26KHS72R Installation Instructions - Page 79

Wirin, tem Dia, ram for Grou, Control, Wirin, rocedure, control u, nal receivin

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07-115 SSHP_II 5/7/07 4:00 PM Page 79 7-17. Wiring System Diagram for Group Control This diagram shows when several units (maximum of 8) are controlled by a signal receiving unit (main unit). In this case, a signal receiving unit can be connected at any indoor unit. Wiring procedure Wire according to the diagram at left: Address setting is executed automatically when the outdoor unit is turned on. Each successive unit will respond at one-second intervals following the order of the group address when the remote controller is operated. Group control using 2 signal receiving units It does not matter which of the 2 signal receiving units you set as the main controller. Remote controller (main) (sub) 12 Connection wiring for group control 12 Wire joint 12 Indoor unit No. 1 U1 U2 12 Indoor unit No. 2 U1 U2 12 Indoor unit No. 3 U1 U2 12 Indoor unit No. 8 U1 U2 When using multiple signal receiving units (up to 2 can be used), one is the main signal receiving unit and the other is the sub-signal receiving unit. To set up a sub-signal receiving unit, change its remote control address connector (RCU. ADR) located on its PCB from main to sub position (main: when shipped from factory). RC (WL) U1 U2 U1 U2 U1 U2 Outdoor unit Outdoor unit Outdoor unit U1 U2 Outdoor unit : Ground (earth) 79

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79
RC
(WL)
7-17. Wirin
g
S
y
s
tem Dia
g
ram for Grou
p
Control
Thi
s
dia
g
ram
s
how
s
whe
n
s
everal
un
it
s
(maxim
u
m of
8
) are co
n
trolled by a
s
i
gn
al receivi
ng
un
it (mai
n
un
it). I
n
thi
s
ca
s
e, a
s
i
gn
al receivi
ng
un
it ca
n
be
co
nn
ected at a
n
y i
n
door
un
it.
Wirin
g
p
rocedure
Wire accordi
ng
to the dia
g
ram at left:
Addre
ss
s
etti
ng
i
s
exec
u
ted a
u
tomatically whe
n
the
o
u
tdoor
un
it i
s
t
u
r
n
ed o
n
.
Each
su
cce
ss
ive
un
it will re
s
po
n
d at o
n
e-
s
eco
n
d
i
n
terval
s
followi
ng
the order of the
g
ro
u
p addre
ss
whe
n
the remote co
n
troller i
s
operated.
Grou
p
control u
s
in
g
2
s
i
g
nal receivin
g
unit
s
It doe
s
n
ot matter which of the 2
s
i
gn
al receivi
ng
un
it
s
yo
u
s
et a
s
the mai
n
co
n
troller.
Whe
n
us
i
ng
m
u
ltiple
s
i
gn
al receivi
ng
un
it
s
(
u
p to 2
ca
n
be
us
ed), o
n
e i
s
the mai
n
s
i
gn
al receivi
ng
un
it a
n
d the other i
s
the
su
b-
s
i
gn
al receivi
ng
un
it.
To
s
et
u
p a
su
b-
s
i
gn
al receivi
ng
un
it, cha
ng
e it
s
remote co
n
trol addre
ss
co
nn
ector (RCU. ADR)
located o
n
it
s
PCB from mai
n
to
su
b po
s
itio
n
(mai
n
: whe
n
s
hipped from factory).
(
su
b)
12
Wire joi
n
t
Remote
co
n
troller
(mai
n
)
: Gro
un
d (earth)
Co
nn
ectio
n
wiri
ng
for
g
ro
u
p co
n
trol
12
U1 U2
U1 U2
U1 U2
U1 U2
U1 U2
U1 U2
U1 U2
U1 U2
12
O
u
tdoor
un
it
I
n
door
un
it
No. 1
12
O
u
tdoor
un
it
I
n
door
un
it
No. 2
12
O
u
tdoor
un
it
I
n
door
un
it
No.
3
12
O
u
tdoor
un
it
I
n
door
un
it
No.
8
07-115 SSHP_II
5/7/07
4:00 PM
Page 79