I don't have a key not sure if I even need one? but pressure needle really low. top floor rads only part warm. dare not bleed anymore as not enough pressure in the system. can anyone help a 30 something female who is freezing. It is the 28si.
thanks for reading
Lisa
If you don't have a silver filling loop on the the pipework then on the 28si it will require a small white key to charge it up(usually left by the installer). The charge point is underneath next to the little white spindle used to let the water in.
hope this is of some help
Dave coleman
January 2012
you use the filling loop under the boiler to top the system to about 1.1 bar.then bleed rads.Key required.once finished top boiler back to 1.1 bar
A1
January 2012
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