Thermostat reads lo and furnace won't run

daddy56 Posts: 1, Reputation: 1

New Member

Dec 26, 2013, 08:08 AM

Thermostat reads lo and furnace won't run

New furance and thermostat reads LO and furance won't run.it did when we put it in.could battries be bad. I just turn it on when we work on the house.

ma0641 Posts: 15,675, Reputation: 1012

Uber Member

Dec 26, 2013, 04:53 PM

Batteries are a cheap check.

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