SiUS04-904
Troubleshooting
104
Service Diagnosis
Troubleshooting
Check No.01
Refer to P.144
T
u
rn off the po
w
er s
u
pply
and disconnect the fan
motor connector, then
t
u
rn the po
w
er O
N
.
T
u
rn off the po
w
er s
u
pply
and disconnect the fan
motor connector, then
t
u
rn the po
w
er O
N
again.
Check No.01
Check the o
u
tp
u
t of the
fan motor connector
Check No.01
Check the o
u
tp
u
t of the
fan motor connector
Check No.01
Check the o
u
tp
u
t of the
fan motor connector
Check No.01
Check the o
u
tp
u
t of the
fan motor connector
(R10500)
YES
YES
N
O
YES
YES
N
O
YES
N
O
N
O
YES
N
O
YES
N
O
N
O
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 damage may occ
u
r.
Replace the fan
motor.
Replace the indoor
u
nit PCB.
Replace the indoor
u
nit PCB.
N
ote : The motor
may
b
reak
w
hen the
motor
connector is
disconnected
w
hile
remaining
po
w
er s
u
pply.
Replace the fan
motor.
Replace the indoor
u
nit PCB.
Replace the indoor
u
nit PCB.
Replace the fan
motor.
Replace the fan
motor and the indoor
u
nit PCB.
Does the fan
rotate smoothly?
Does it rotate?
Is the rotation
n
u
m
b
er command p
u
lse
generated?
Is the motor
po
w
er
v
oltage DC 200
V
generated?
Is the motor
control po
w
er
v
oltage
DC 15
V
generated?
Is the
rotation n
u
m
b
er
command
v
oltage DC 1~6
V
generated?
Is the
rotation n
u
m
b
er
command p
u
lse
generated?
T
u
rn off the po
w
er s
u
pply
and rotate the fan
b
y hand.
T
u
rn the po
w
er O
N
and
operate the fan.
Stop the fan motor.
Summary of Contents for FTXS09HVJU
Page 1: ...SiUS04 904 Applied Models Inverter Pair Heat Pump Inverter Pair Wall Mounted Type H Series...
Page 9: ...Safety Considerations SiUS04 904 viii Safety Considerations...
Page 10: ...SiUS04 904 List of Functions 1 Part 1 List of Functions 1 Functions 2...
Page 72: ...Control Specification 15 18 24 Class SiUS04 904 62 Function and Control...
Page 77: ...FTXS09 12HVJU SiUS04 904 66 Operation Manual...
Page 78: ...SiUS04 904 FTXS09 12HVJU Operation Manual 67...
Page 83: ...FTXS09 12HVJU SiUS04 904 72 Operation Manual is no longer displayed on the LCD...
Page 84: ...SiUS04 904 FTXS09 12HVJU Operation Manual 73 is no longer displayed on the LCD...
Page 85: ...FTXS09 12HVJU SiUS04 904 74 Operation Manual...
Page 86: ...SiUS04 904 FTXS09 12HVJU Operation Manual 75...
Page 87: ...FTXS09 12HVJU SiUS04 904 76 Operation Manual 3P232717 1C...
Page 90: ...SiUS04 904 FTXS15 18 24HVJU Operation Manual 79 is no longer displayed on the LCD...
Page 91: ...FTXS15 18 24HVJU SiUS04 904 80 Operation Manual...
Page 94: ...SiUS04 904 FTXS15 18 24HVJU Operation Manual 83 is no longer displayed on the LCD...
Page 95: ...FTXS15 18 24HVJU SiUS04 904 84 Operation Manual Do not hit or forcefully push the operation...
Page 96: ...SiUS04 904 FTXS15 18 24HVJU Operation Manual 85 is no longer displayed on the LCD...
Page 97: ...FTXS15 18 24HVJU SiUS04 904 86 Operation Manual is no longer displayed on the LCD...
Page 98: ...SiUS04 904 FTXS15 18 24HVJU Operation Manual 87 is no longer displayed on the LCD...
Page 99: ...FTXS15 18 24HVJU SiUS04 904 88 Operation Manual...
Page 100: ...SiUS04 904 FTXS15 18 24HVJU Operation Manual 89...
Page 101: ...FTXS15 18 24HVJU SiUS04 904 90 Operation Manual 3P232717 2C...