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Troubleshooting by Indication on the Remote Controller
SiUS28-902_a
89
Troubleshooting
3.4
“
A6
” Indoor Unit: Fan Motor (M1F) Lock, Overload
Remote
Controller
Display
A6
Applicable
Models
All indoor unit models
Method of
Malfunction
Detection
Detection by failure of signal for detecting number of turns to come from the fan motor
Malfunction
Decision
Conditions
When the number of turns cannot be detected even when output voltage to the fan is maximum
Supposed
Causes
Fan motor lock
Disconnected or faulty wiring between fan motor and P.C.B.
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.
Connect the
w
iring and t
u
rn on
again.
Fix the
w
iring and t
u
rn on again.
YES
N
O
N
O
N
O
YES
YES
Replace the indoor
u
nit P.C.B.
Replace the fan motor.
Is the
w
iring from the fan
motor sec
u
rely connected
to connectors on the
indoor
u
nit
P.C.B.?
W
iring
b
et
w
een the
indoor
u
nit P.C.B. and
fan motor is
disconnected.
Does the fan motor r
u
n?
Summary of Contents for SkyAir FCQ18PVJU
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Page 44: ...Other Control SiUS28 902_a 37 Function...
Page 81: ...SiUS28 902_a Troubleshooting by Remote Controller Troubleshooting 74...
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