
User Instructions for GECO GH21RA controller
______________________________________________________________________________
Page 35 Edition I
19.06.2013
Note 10
- Anti-legionella function not executed
This note occurs only when the heating system is configured with an additional DHW pump
and when the Anti-legionella function is activated. The warning occurs when the temperature
in the boiler does not reach 70°C within 120 minutes of activation of the function.
Alarm 11
- Maximum fuel feeder temperature exceeded
The controller shows an alarm when no feeder rotation is detected, according to the sensor value
in the service parameters.
-
'S14'
> 0. The alarm is activated when the temperature
'T
feeder
'
exceeds 90°C.