Before Calling For Service - IVT 12PHR-N Operation Manual

BEFORE CALLING FOR SERVICE

The following conditions do not denote equip-
ment malfunctions
UNIT DOES NOT OPERATE
The unit will not operate if it is turned on immediately
after it is turned off. The unit will not operate
immediately after the mode is changed. This is to
protect the unit. Wait 3 minutes before operating the
unit.
UNIT DOES NOT SEND OUT WARM AIR
The unit is preheating or de-icing.
ODORS
Carpet and furniture odors that entered into the unit
may be sent out from the unit.
CRACKING NOISE
This sound is generated by the friction of the unit
expanding or connecting due to a temperature change.
A LOW BUZZING NOISE
This is a sound of the unit generating Plasmacluster
ions .
SWISHING NOISE
The soft, swishing noise is the sound of the refrigerant
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MIST SEEN AT INDOOR AIR OUTLET
In cooling operation, this is caused by the difference
between the room air temperature and the air
discharged.
WATER VAPOUR
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outdoor unit during de-icing.
THE OUTDOOR UNIT DOES NOT STOP
After stopping the operation, the outdoor unit will rotate
its' fan for about a minute to cool down the unit.
ODOR EMITTED FROM THE PLASMACLUSTER
AIR OUTLET
This is the smell of ozone generated from the
Plasmacluster Ion generator. The ozone concentration
is very small, posing no adverse effect on your health.
The ozone discharged into the air rapidly decomposes,
and its density in the room will not increase.
Check the following points before calling for
service.
IF THE UNIT FAILS TO OPERATE
Check if the circuit breaker has tripped or the fuse has
blown.
IF THE UNIT FAILS TO HEAT (OR COOL) THE
ROOM EFFECTIVELY
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• Check the outdoor unit to make sure nothing is
blocking the air inlet or outlet.
• Check the thermostat is proper setting.
• Make sure windows and doors are closed tightly.
IF THE UNIT FAILS TO RECEIVE THE REMOTE
CONTROL SIGNAL
• Check whether the remote control batteries have
become old and weak.
• Try to send the signal again with the remote control
pointed properly towards the unit's signal receiver
window.
• Check whether the remote control batteries are
installed properly.
Please call for service when TEMPERATURE
INDICATOR on the indicator panel blink.
The Nordic ECO Label
The heat pump is tested and approved for Swan label
in zone 1-2 (climate zones with an annual mean tem-
perature of <15 ° C) in Europe.
GB-15
359001