I have a Armstrong Ultra 90 furnace - blower comes on for about a minute and then shuts off. This is true whether I have the thermostat set to AC with auto fan or when I am just running FAN ONLY.
Any suggestions would be appreciated.
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I have a Armstrong Ultra 90 furnace - blower comes on for about a minute and then shuts off. This is true whether I have the thermostat set to AC with auto fan or when I am just running FAN ONLY.
Any suggestions would be appreciated.
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