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