MAESTRO PRO INVERTER
ENGLISH
EN - 31
4.3.4 - Anomalies and remedies
Malfunctioning Cause What must be done?
The unit will not start. Current failure Wait for the current to be restored.
The unit is disconnected from the
current.
Check that the plug is inserted in the
wall socket.
Power switch is switched to “0” Press the power switch when it is
positionedon“I”(gure37).
The fuse is interrupted or the ther-
mal-magnetic circuit breaker has
tripped.
Replace the fuse or restore the ther-
mal-magnetic circuit breaker.
The remote control batteries may be
discharged.
Replace the batteries.
The time set with the timer may not
be correct.
Wait or annul the timer setting.
The appliance doesn’t cool/heat
sufcientlyanymore.
Incorrect temperature setting. Set the temperature correctly. Consul
the "Using the remote control" chapter
for the procedure.
Theairlterisdirty. Cleantheairlter.
The doors or windows are open. Close the doors or windows.
The air inlet or outlet vents of the
indoor or outdoor units are blocked.
First, remove the obstructions and
then re-start the unit.
The compressor 3 minute protection
has activated.
Wait.
The appliance works but
the report console is always
switched off.
The display has been set to OFF. Reactivate the display from the re-
mote control.
The appliance works but the
report console keys don’t work.
The keypad lock is active. Disable the keypad lock from the
report console.
If the problem has not been solved, please contact the nearest technical assistance service.
Please give detailed information about the malfunction and on the equipment version.