I have a vaillant turbomax plus 837e boiler and i have lost the pressure , so i have no hot water . I have had an engineer out previously and he said i just need to adjust a swith. the screen is also reading f 28 .
many thanks
the pressure is there but will not firer up on hot water only and when you have hot and heating on and you turn the hot tap on it still going though the heating and not i vert to hot water
roger osborne
January 2010
turbomas 242e heating staying on and does not go to hot water tap when you open hot tap
roger osborne
January 2010
f28 means a lack of gas getting to the boiler or the igniter failing. i had the same problem. try chasing the air out of the radiators by bleeding them. this worked for me.
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