I am hoping someone can help.
I have an ecoTEC 630 that was installed with a very basic timing system. Having looked through the literature I decided that it would run better with a VR65 linked in with a room thermostat. I went with the VRT 392F that controls the hot water too.
All was...
I am hoping a Valliant expert can help.
I have an ecoTEC 630 that was installed with a very basic timing system. Having looked through the literature I decided that it would run better with a VR65 linked in with a room thermostat. I went with the VRT 392F that controls the hot water too.
All...