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Rob, Home Appliance Technician
Category: Appliance
Satisfied Customers: 420
Experience:  20 yrs. experience with a major worldwide manufacturer.
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I have a Danfoss contoller that is dead, 10+ years old.

Customer Question

I have a Danfoss contoller that is dead
JA: What's the brand and model of your appliance? How old is it?
Customer: 10+ years old. Model number seems to be Danfoss 40704
JA: How long has this been going on? What have you tried so far?
Customer: Died a few days ago. Changing batteries and resetting has not brought it back to life
JA: Anything else we should know to help you best?
Customer: no
Submitted: 7 months ago.
Category: Appliance
Expert:  Tim Cooke replied 7 months ago.

Hello, I don't recognise that model number. Could you double-check it?

What outcome are you hoping for with your programmer/thermostat?