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Troubleshooting by Indication on the Remote Controller
SiUS28-902_a
91
Troubleshooting
Troubleshooting
Caution
Be s
u
re to t
u
rn off the po
w
er s
w
itch
b
efore connecting or disconnecting
the connector, or parts co
u
ld
b
e damaged.
Pro
v
ide 20
8~
230
V
po
w
er
s
u
pply.
YES
N
O
Is po
w
er s
u
pply
20
8~
230
V
pro
v
ided?
Replace the limit s
w
itch
connecting ca
b
le.
Replace the indoor
u
nit P.C.B.
Replace the po
w
er s
u
pply
connecting ca
b
le.
Replace the lo
uv
er motor.
Take the cam mechanism
apart, reassem
b
le and t
u
rn on
again.
YES
N
O
YES
YES
N
O
YES
N
O
Connect the connector to X9A
and t
u
rn on again.
Replace the indoor
u
nit P.C.B.
N
O
N
O
YES
N
O
YES
N
O
YES
YES
N
O
Indoor
u
nit
is a model e
qu
ipped
w
ith a lo
uv
er
f
u
nction
The lo
uv
er
motor
w
orks
w
hen
the po
w
er s
u
pply is t
u
rned
off and then
b
ack
on.
W
hen
the airflo
w
direction lo
uv
er’s cam
mechanism is disconnected
from the lo
uv
er motor,
operation is normal
w
hen t
u
rned
on again.
The connecting ca
b
le
has no contin
u
ity.
After
t
u
rning
the lo
uv
er
O
N
and then stopping
w
ith the remote controller,
the
v
oltage of X6A (or X29A)
of the indoor
u
nit P.C.B. is
20
8
~
230
V
AC
w
hen t
u
rned on
again (
w
ithin 30
seconds of
t
u
rning on
again).
The connector
is connected to X9A (or X15A) of
the indoor
u
nit
P.C.B.
The limit s
w
itch
f
u
nctions normally.
The connecting
ca
b
le is short-circ
u
ited
or disconnected.
Replace the lo
uv
er motor.
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