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Mend Switchmaster 400 Home Heating Systems

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Mend repair fix Switchmaster 400 home heating systems

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Mend Switchmaster 400 Replaced Easily Replace

Can a switchmaster 400 be replaced easily with a digital programmer?

I have an old switchmaster 400 which I would like to replace with a modern digital programmer. Can anyone suggest if this is possible with existing wiring and what make or model would be compatible. Thank you.

dublindave
January 2009
SwitchmasterSwitchmaster 400Heating, Home Heating SystemsReplaced Easily Replace
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