Can anyone confirm that this is a motor fault. If so, rather than call out a repair man would it be best (more economical) just to replace the motor?
Thank you.
Graham
Just noticed the sound of air rushing around my CH pump. It's an old system and has never given any trouble. There is a vent in the system above the level of the pump. I have undone the screw on the top of the vent but nothing comes out, not even water. The style of the vent is like the...