Mitsubishi Electric MSZ-GS12NA Notice D'utilisation page 14

● OPERATING INSTRUCTIONS ●
W
HEN YOU THINK THAT TROUBLE HAS OCCURRED
Symptom
Timer
Weekly timer does not operate • Is the ON/OFF timer set?
according to settings.
• Transmit the setting information of the weekly timer
to the indoor unit again. When the information is
successfully received, a long beep will sound from
the indoor unit. If information fails to be received,
3 short beeps will be heard. Ensure information
is successfully received.
• When a power failure occurs and the main power
turns off, the indoor unit built-in clock will be incor-
rect. As a result, the weekly timer may not work
normally.
Be sure to place the remote controller where
the signal can be received by the indoor unit.
Page 3
The unit starts/stops the opera- • Is the weekly timer set?
tion by itself.
In the following cases, stop using the air conditioner and consult your dealer.
• When water leaks or drips from the indoor unit.
• When the left/upper operation indicator lamp blinks. (For Multi system, except for
when the lamp of a multi unit blinks while the unit is on standby.)
• When the breaker trips frequently.
• The remote control signal is not received in a room where an electronic ON/OFF type
fl uorescent lamp (inverter-type fl uorescent lamp, etc.) is used.
• Operation of the air conditioner interferes with radio or TV reception. An amplifi er may
be required for the affected device.
• When an abnormal sound is heard.
In normal operation there could be intermittent operational noises heard from the
indoor unit. If the noise becomes constant or increasingly disturbing, please consult
with the installer for additional guidance and information.
• When any refrigerant leakage is found.
En-13
Explanation & Check points
Pages 8, 9, 10
Pages 9, 10
Pages 9, 10