Abnomal Phenomenon - Pridiom PFCM123HX Owner's Manual

ABNORMAL PHENOMENON
Please read the following illustration before applying for the service:
From outdoor unit
white cold fog and condensing dew.
hiss and poop are heard.
From indoor
unit
Stop running automatically.
Do not
work
If the air- conditioner is found any failures as mentioned below, please turn off the power
immediately. Then contact the local dealer.
ON/OFF operation is not valid.
Fuse or leakage protector frequently blown.
Some matter or water falls into the unit.
Troubles
Hiss for once.
Hiss and poop are heard.
Abnormal smell blown out.
Operation lamp flashes.
Noise, hydrometeor and
cold air appear when the
running stops.
Ksha can be heard
when start.
No operation
Insufficient cooling
Insufficient heating
Fan function stop automatically to defrost. It
is the start and stop sound of the electro-
magnetic valve.
At the beginning and ending of the running
process, sounds like water flow in valve
appears, and be enhanced at the first 2~3
minutes, this is refrigerant flow sound.
Slight hiss and poop are caused by mild
flexing of the heat exchanger as temperature
changes.
Pieces of the wall, carpet, furniture, cloth,
cigarette and cosmetics adhere to the unit.
Connect to the power after the power cut.
Other equipments heating process stops the
cooling operation.
The operator sets an opposite mode against
the fixed cooling and heating mode.
The refrigerant will suddenly move to avoid
resorting in the indoor unit, then caused
kak sounds.Hydrometeor or cold air appears
when other indoor unit is heating or cooling.
The sound of the expansion valve when
supplied power.
If the timer reached the set time.
If no power.
If the fuse is blown.
If starting the protection device (the operation
lamp lights).
If the timer is on the set time.
If choosing the cooling and heating simultan-
eously.
If the outdoor unit air inlet or outlet is
blocked.
If the doors and windows are open.
If the dust filter is choked by collective dust.
If the air louver is in the right place.
If the fan speed is shifted in low or if the
shift is under FAN mode.
If the setting temperature is appropriate.
Still no operation after checking the protector(P4).
Quite different from other indoor unit or ordinary
state.
13
Causes