How to mend Baxi Combi Instant105e

no hot water?

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

what does f1 mean?

plumbing?

Why is my hot water not staying hot?

fan running no ignition?

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

no domestic hot water?

pressure switch?

central heating working but no hot water?

burner going of after 2 or 3 minutes and on?

what does F14 mean and F5?

Fan light flashing?

i?

water goes cold during shower?

hot water?

hot water problem?

my betacom 30 is annoying me ?

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

presure goes up ?

max of 50 degrees hot water?

charging system up?

how do i lower the water presure ?

water sensor?

No hot water?

30 degree / flame neon flashing?

gas neoon flashing?

dhw continues to run even though the taps are off?

Help?

should my central heating pump run all the time ?