what does f1 mean?
no hot water and pressure valve is on red and water is leakiing outside?
30 degree / flame neon flashing?
my betacom 30 is annoying me ?
fan running no ignition?
were do I get a diagram and information on airpressureswitch 105he?
water goes cold during shower?
max of 50 degrees hot water?
how can i fix the hot water on my 25 cdi?
burner going of after 2 or 3 minutes and on?
hot water problem?
central heating working but no hot water?