Symptoms That Are Not System Malfunctions; Symptom: A Sound Like Water Flowing Is Heard; Symptom: A Blowing Sound Is Heard; Symptom: A Ticking Sound Is Heard - Daikin FTXP20M5V1B Mode D'emploi

7.1 Symptoms that are NOT system
malfunctions
The following symptoms are NOT system malfunctions:
7.1.1 Symptom: A sound like water flowing is
heard
▪ This sound is caused by the refrigerant flowing in the unit.
▪ This sound may be generated when water is flowing away from
the unit during cooling or drying operation.
7.1.2

Symptom: A blowing sound is heard

This sound is generated when the direction of the refrigerant flow is
changed (e.g. when switching from cooling to heating).
7.1.3

Symptom: A ticking sound is heard

This sound is generated when the unit slightly expands or contracts
with changes in temperature.
7.1.4

Symptom: A whistling sound is heard

This sound is generated by the refrigerant flowing during defrost
operation.
7.1.5 Symptom: A clicking sound during
operation or idle time is heard
This sound is generated when the refrigerant control valves or
electrical parts operate.
7.1.6

Symptom: A clapping sound is heard

This sound is generated when an external device sucks air out of the
room (e.g. exhaust fan, extractor hood) while the doors and windows
in the room are closed. Open the doors or windows, or turn off the
device.
7.1.7 Symptom: White mist comes out of a unit

(Indoor unit)

7.1.8

Symptom: The units can give off odours

The unit can absorb the smell of rooms, furniture, cigarettes, etc.,
and then emit it again.
7.1.9 Symptom: The outdoor fan rotates while
the air conditioner is not in operation
▪ After operation has stopped. The outdoor fan continues to
rotate for another 30 seconds for system protection.
▪ While the air conditioner is not in operation. When the outdoor
temperature is very high, the outdoor fan starts to rotate for
system protection.
7.2 Solving problems based on error
codes
When a problem happens, an error code appears on the user
interface. It is important to understand the problem and to take
measures before resetting an error code. This should be done by a
licensed installer or by your local dealer.
This chapter gives you an overview of all error codes and the
content of the error code as it appears on the user interface.
For a more detailed troubleshooting guideline for each error, please
see the service manual.
FTXP20~35M5V1B
R32 split series
3P520336-6B – 2018.12
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Disposal

NOTICE
Do NOT try to dismantle the system yourself: dismantling
of the system, treatment of the refrigerant, oil and other
parts MUST comply with applicable legislation. Units
MUST be treated at a specialised treatment facility for
reuse, recycling and recovery.
8 Disposal

Operation manual

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