Weird humming noise coming from (PIC)

[Monastie]

there (the thing like an H):

http://img297.imageshack.us/img297/3697/1000635sf6.jpg

[shogun]

That are the heater valves. When they are in operation they pulse in intervals depending on the set temperature.

[Monastie]

hummm... weird
should they only go on when i put the fan from 0 to 1 or when the climate control is on red?

ill go play with it :) thnx

[Monastie]

goes on when the climate ctrl is on red
"fixed".... lol im such a noob

thnx

[gmannino]

They always make noise, its normal.