Page. 26 of 73
Training manual :PIGMA Gal Evo
3.5
AIR PURGE
” FUNCTION
This function can be activated by the installer by the parameter
2 01
(or pressing of the key ESC for 5 sec
(
continues till to the finish (about 6’) or pressing of the key ESC).
It’s aim is to help to purge the residual air inside the primary circuit after a filling cycle.
At the activation the following cycle is begun
This cycle can be repeated several times, till the boiler and the heating system are completely purged from
air.
3 way valve in heating
Pump on 60 sec.
Pump off 30 sec.
3 way valve in sanitary
Pump on 60 sec.
Pump on 60 sec.
3 way valve in heating
Pump on 60 sec.
Pump off 30 sec.
Pump on 60 sec.
ON
OFF
ON
OFF
ON
OFF
Burner
Extractor
Return T°
> Start T° + 30°C
>30°C
RetT°
<R30°C
1 07
60 sec (post-circ.)
20 sec (post-vent.)
Pump
