How to mend Baxi 100e

Why is my hot water not staying hot?

no hot water and pressure valve is on red and water is leakiing outside?

dhw continues to run even though the taps are off?

water sensor?

pressure switch?

no hot water?

water goes cold during shower?

my betacom 30 is annoying me ?

no domestic hot water?

presure goes up ?

burner going of after 2 or 3 minutes and on?

were do I get a diagram and information on airpressureswitch 105he?

how can i fix the hot water on my 25 cdi?

what does f1 mean?

central heating working but no hot water?

hot water?

how do i lower the water presure ?

should my central heating pump run all the time ?

30 degree / flame neon flashing?

gas neoon flashing?

what does F14 mean and F5?

hot water problem?

Fan light flashing?

No hot water?

fan running no ignition?

i?

charging system up?

Help?

plumbing?

max of 50 degrees hot water?