Daikin FTXTM30R2V1B, Руководство пользователя

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8 | Troubleshooting
User reference guide
51
FTXTM-R, FTXTM-S
Daikin room air conditioner
4P728152-2 – 2023.03
Malfunction Measure
Operation does NOT start
soon. In case the ON/OFF button was pressed right after
operation was stopped or if the mode was changed.
Operation will start after 3 minutes to protect the
system.
The system operates, but
cooling or heating is
insufficient. ▪ Check the airflow rate setting. Refer to
"5.5 Airflow rate" [
4
23].
▪ Check the temperature setting. Refer to "5.3.1 To
start/stop operation mode and to set the
temperature"
[
4
21].
▪ Check if the airflow direction setting is
appropriate. Refer to
"5.6 Airflow direction" [
4
24].
▪ Check if the air inlet or outlet of the outdoor or
indoor unit is NOT blocked by obstacles. Remove
any obstacles and make sure the air can flow
freely.
▪ Check if the air filters are clogged. Clean the air
filters. See Maintenance and service.
▪ Check for open doors or windows. Close doors and
windows to prevent wind from coming in.
▪ Check if the unit operates in Econo or Outdoor
unit quiet operation. Refer to
"5.9 Econo and
Outdoor unit quiet operation" [
4
27].
▪ Check if there is any furniture directly under or
next to the indoor unit. Move the furniture.
The system operates, but
heating is insufficient (air is
NOT blown from the unit). ▪ The air conditioner may be warming up for heating
operation. Wait for 1 to 4 minutes.
▪ If a flowing sound is heard, the outdoor unit may
be in defrost operation. Wait for 4 to 12 minutes.
The ON/OFF timer does
NOT operate according to
the settings. ▪ Check if the Weekly timer and ON/OFF timer are
set to the same time. Change or deactivate the
setting.
Refer to "5.11 OFF/ON timer
operation" [ 4 30] and "5.12 Weekly timer
operation" [
4
32].
▪ Check if the clock and the day of the week are set
correctly. Refer to
"4.4 The clock setting" [
4
17].
Cooling operation CANNOT
be selected. Check if your system is NOT heating only version.
An abnormal function
happens during operation. The air conditioner may malfunction because of
lightning or radio waves. Turn the breaker OFF and
back ON.
The unit does NOT receive
signals from the user
interface. ▪ Check the batteries of the user interface. Refer to
"4.2 To insert the batteries" [
4
16].
▪ Make sure that the transmitter is NOT exposed to
direct sunlight.
▪ Check if there are any electronic starter type
fluorescent lamps in the room. Contact your
dealer.