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changing vaillant time switch ?

can i just pull the vaillant 110 time switch unit out from th e front and push a new one in

clive
March 2014
VaillantHeating, Home Heating SystemsChanging Time Switch
Simple answer, yes,
Isolate the electricity supply.
line up the 4 prongs with the holes and gently push home.

Carefree
March 2014

Automatic Answer

We may have found other answers which could help you.

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