• If the ice or frost is less than about a quarter of an inch thick, please • monitor it. This is normal with heat pumps in extreme weather. • If the ice or frost is more than about a quarter of an inch thick, Please • contact Webster Heating (https://www.websterheatingandac.com/contact-us)for an appointment and switch your unit to EMC • heat or AUX heat. The unit will need to thaw before we can assess what is needed

The unit is more than likely going through defrost. Keep monitoring it and if this noise is constant, please contact Webster Heating (https://www.websterheatingandac.com/contact-us)f(https://www.websterheatingandac.com/contact-us)or an appointment.

Please try hitting the reset button on the furnace (only once). If this does not work, Please contact Webster Heating (https://www.websterheatingandac.com/contact-us)for an appointment

First try resetting the power at the breaker panel. If this doesn't work Please contact Webster Heating (https://www.websterheatingandac.com/contact-us)for an appointment

• 1" filters should be replaced every 1-3 months • 2" filters should be replaced every 2-6 months • 4" filters should be replaced every 4-6 months • Aprilaire filters should be replaced once a year • Gold filters should be replaced once a year

• Check to make sure your control or thermostat is set in cooling mode. Make sure the temperature is set cooler than the current indoor temperature • Make sure your outdoor condensing unit is running. If it isn't, make sure the breakers in your home's breaker box or electrical panel are in the ON position. • Check the main power switch on your outdoor unit, usually found within a few feet of the unit in a box mounted to the exterior house. Make sure it's in the ON position. • Ensure that the blower motor in your furnace or fan coil is running. If the system is set for cooling, the blower motor should be running. If not, check to make sure your indoor unit switch is in the ON position. • If yes to the above, Please contact Webster Heating (https://websterheatingandac.com)for an appointment

• Check the filter for buildup. If it hasn’t been changed in the recommended timeframe the filter will eventually block the proper airflow and cause your outdoor air conditioner unit to shut down. • Check all return air grilles to make sure they are not blocked. Return air grilles are larger and located on a wall or the ceiling in newer homes. Older homes frequently have return air grilles on the floor. • If still not cooling, please contact Webster Heating (https://www.websterheatingandac.com/contact-us)for an appointment. • Let our desk know that you have a unit in the attic so we can ensure you get a morning appointment.