emmeti MIRAI - SMI 4.0 Manual De Instrucciones página 136

9. ALARM CODES ON SMART-MT
9.1 Troubleshooting
ATTENTION
Attenzione - Prima di richiedere assistenza, eseguire i seguenti controlli:
CONDITIONS
The unit does not start re-operation immediately
Steam escapes from the unit
The room does not warm up or cool down
You can hear the sound of water in the pipes
The pump is running while the unit is stopped
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If the appliance malfunctions due to a thunderstorm or radio interference, turn off the power supply by means of the
switch. Wait about 3 minutes, then turn on the switch.
CAUSES OR CHECK POINTS
This is for protection of the system. After a stop, the unit does not start operation for
approx. 3 minutes.
It is caused by defrosting of the unit in heating operation.
Is the temperature set correctly on the Crono-Th or room thermostat?
Is there an open window or door?
Is there enough circulating water?
Vent the air from the system and fill with water
The circulation pump operates automatically at times in order to prevent scale build-up
on the pipe walls or protection antifreeze
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