Error Messages - Grasslin feeling OpenTherm Operating Manual

Error messages

As soon as an error occurs, the warning symbol
X Press the
SET/INFO
80
key to see the error code
appears on the display
Error code Description
000 Faulty connection –
No communication with the water
heater
001 Error – Water heater locked
002 Water pressure too low (central
heating)
003 Error gas/flame (water heater)
004 Error air pressure (water heater)
005 Water too hot (central heating)
006 Diagnosis/Service display
007 No connection to outdoor temperature
sensor