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Jerry
Jerry, HVAC Technician
Category: HVAC
Satisfied Customers: 422
Experience:  Epa universal certification, hearth products specialized.
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I have a T40 heating system and despite the main household

Customer Question

Hello, I have a T40 heating system and despite the main household unit being plugged into the mains and the room sensor having new batteries, the main unit will not connect to the rom unit. The Room area has an egg timer and when you touch it it sy "waiting for sync" any ideas what I can do?
Submitted: 17 days ago.
Category: HVAC
Expert:  JamesI replied 17 days ago.

Whats the model of the Honeywell thermostat?

Customer: replied 16 days ago.
It’s a T40, uk part number ATF200.
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