Carrier 38QH30-C, Руководство по техническому обслуживанию, Страница: 21 / 22

20
TROUBLE CHART (Cont.)
TROUBLE REASON ACTION
Remote control batteries are exhausted. Replace batteries.
Remote control has not been pointed
correctly to the receiver of indoor unit.
Turn remote control OFF and repeat the
operation in the correct direction.
There are obstacles (curtains, walls, etc.)
between the remote control and the
indoor unit Repeat the operation after having removed
the obstacles.
Receiver on the indoor unit or the remote
control is under intense sun radiation. Avoid direct sun on the unit, shut curtains or
shades.
When pressing stop button, unit does
not acknowledge signal with a beep.
Signal transmission is obstructed by
severe interference from an
electromagnetic field.
Avoid sending signals when computers or
household appliances (Food processors,
coffee makers, etc.) are operating close by
cellular or cordless telephones may also
interfere with the control.
Main switch is OFF. Switch it to ON position.
Remote control batteries are exhausted. Replace batteries.
Remote control has not been pointed
correctly to the receiver of indoor unit.
Turn remote control OFF and repeat the
operation in the correct direction.
There are obstacles (curtains, walls, etc.)
between the remote control and the
indoor unit
Repeat the operation after having removed
the obstacles.
Receiver on the indoor unit or the remote
control is under intense sum radiation. Avoid direct sun on the unit, shut curtains or
shades.
When pressing any function button,
the remote control shows the function
requested on the display, but unit
does not acknowledge signal receipt
with a beep and does not carry out the
function.
Signal transmission is obstructed by
severe interference from an
electromagnetic field.
Avoid sending signals when computers or
household appliances (Food processors,
coffee makers, etc.) are operating close by
cellular or cordless telephones may also
interfere with the control.
Main supply switch is OFF Switch to ON
Fuses or main switch are blown Replace fuses
Protection against frequent compressor
cycling is ON Wait for 3 minutes.
Air conditioner will not start.
Selected temperature is higher than the
room temperature in the cooling mode (or
lower in the heating mode).
Correct selected temperature.
Air flow cannot circulate freely Remove obstructions.
Dirty filters reduce air quantity circulating. Clean air filters
Doors and/or windows are open.
Close doors and windows
Fan speed has been set to “Low” Set fan speed at high speed.
Air flow direction is not correct Adjust airflow direction as per the mode
chosen.
Air conditioner is not supplying
enough cooling.
Selected temperature is higher than the
room temperature in the cooling mode. Correct selected temperature.