what does F14 mean and F5?
hot water problem?
were do I get a diagram and information on airpressureswitch 105he?
no domestic hot water?
max of 50 degrees hot water?
should my central heating pump run all the time ?
No hot water?
no hot water and pressure valve is on red and water is leakiing outside?
30 degree / flame neon flashing?
Do you need free help? Ask your question.
