Si20-701_B
Symptom-based Troubleshooting
30
16
Indoor unit fan operates in “L”
tap for 1 minute in “program dry”
mode even if compressor is not
operating.
It is normal.
The monitoring function forcibly
operates the fan for 1 minute.
17
Indoor unit fan operates after
heating operation stops.
It is normal.
The fan operates in the “LL” tap
for 60 to 100 seconds to
dissipate the residual heat in the
heater.
18
Drain pump operates when
equipment is not operating.
It is normal.
The drain pump continues to
operate for several minutes after
equipment is turned OFF.
19
Horizontal swing sends air to
different directions in cooling
and heating even if it is set to
the same position.
It is normal.
The airflow direction in cooling/
dry operation is different from
that in heating/fan operation.
20
Flap remains horizontal even if it
is set to swing mode.
It is normal.
The flap does not swing in the
thermostat OFF mode.
21
When operating in remote
control thermostat, the
thermostat turns OFF before
temperature of remote control
reaches the set temperature.
It is normal.
The thermostat may be
controlled with the suction air
temperature (body thermostat),
concurrently with the set
temperature.
Symptom
Details of Measures
