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vaillant cant see model number?

central heating working fine but hot water runs cold after a short while.

g33
October 2010
VaillantHeating, Home Heating SystemsSee Model Number
For Kash.
Microswitch?
Common Vaillant fault?
Which boiler would this be specifically? (as it isn't stated).
Stop being a stupid arse unless you can give decent help eh?

Carefree
October 2010
check the diverter valve theres a microswitch which clicks on when u turn on the hot water tap check this as its a common vaillant fault

kash
October 2010

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