Daikin FTYNV20AV1 Owner's Manual page 33

Malfunction analysis
Phenomenon
Air conditioner
can't operate
Mist is emitted
from indoor
unit's air outlet
Set
temperature
can't be
adjusted
Cooling
(heating)
effect is
not good.
Check items
● Power failure?
● Earth leakage circuit breaker
trips off or fuse is burnt out?
● Wiring has malfunction?
● Unit has restarted
immediately after stopping
operation?
● Whether the function setting
for remote controller is
correct?
● Indoor temperature and
humidity is high?
● Unit is operating under auto
or save mode?
● Your required temperature
exceeds the set temperature
range?
● Voltage is too low?
● Filter is dirty?
● Set temperature is in proper
range?
● Door and window are open?
● Wait until power recovery.
● Ask professional to replace
earth leakage circuit breaker
or fuse.
● Ask professional to replace it.
● Wait for 3min, and then turn
on the unit again.
● Reset the function.
● Because indoor air is cooled
rapidly. After a while, indoor
temperature and humidity will
decrease and mist will
disappear.
● Temperature can't be
adjusted under auto and save
modes. Please switch the
operation mode if you need to
adjust temperature.
● Set temperature range:
16°C~30°C .
● Wait until the voltage
resumes to normal.
● Clean the filter.
● Adjust temperature to proper
range.
● Close door and window.
29
Solution