EAS ELECTRIC ECM Serie Manual De Instrucciones página 27

Troubleshooting
CAUTIONS
If one of the following conditions occurs, switch off the power supply immediately and contact
your dealer for further assistance.
The operation light continues to flash rapidly after the unit has been restarted.
•
The remote control buttons do not work.
•
The unit continually trips fuses or circuit breakers.
•
A foreign object or water enters the air conditioner.
•
The indoor unit leaks.
•
Other abnormal situations.
•
Common Problems
The following symptoms are not a malfunction and in most situations, will not require repairs.
Problem
The unit has a 3-minute protection feature that prevents the unit from
overloading. The unit cannot be restarted within three minutes of being
Unit does not
turned off.
turn on when
Cooling and Heating Models: If the Operation light and PRE-DEF (Pre-heating/
pressing ON/
Defrost) indicators are lit up, the outdoor temperature is too cold and the unit's
OFF button
anti-cold wind is activated in order to defrost the unit.
In Cooling-only Models: If the "Fan Only" indicator is lit up, the outdoor
temperature is too cold and the unit's anti-freeze protection is activated in
order to defrost the unit.
The unit changes its setting to prevent frost from forming on the unit. Once
The unit changes
the temperature increases, the unit will start operating again.
from COOL mode
The set temperature has been reached, at which point the unit turns off the
to FAN mode
compressor. The unit will resume operating when the temperature fluctuates
again.
The indoor unit
In humid regions, a large temperature difference between the room's air and
emits white mist
Both the indoor
When the unit restarts in HEAT mode after defrosting, white mist may be
and outdoor units
emitted due to moisture generated from the defrosting process.
emit white mist
A squeaking sound is heard when the system is OFF or in COOL mode. The
The indoor unit
noise is also heard when the drain pump (optional) is in operation.
makes noises
A squeaking sound may occur after running the unit in HEAT mode due to
expansion and contraction of the unit's plastic parts.
A low hissing sound may occur during operation. This is normal and is caused
Both the indoor
by refrigerant gas flowing through both the indoor and outdoor units.
unit and outdoor
A low hissing sound may be heard when the system starts, has just stopped
unit make noises
running or is defrosting. This noise is normal and is caused by the refrigerant
gas stopping or changing direction.
The outdoor unit
The unit will make different sounds based on its current operating mode.
makes noises
the conditioned air can cause white mist.
Possible Causes
11
5
V.2