Never attempt to address a dangerous issue you feel unqualified to perform. Contact your local service contractor if you are not able to carry out these tasks safely.

Power. First you should exclude the easiest and most obvious possible causes of failed heat or air conditioning. If you notice your heat or air conditioning is not running, check to make www.poloralphlaurenaustralia.biz sure your power is on. If general power seems to be on throughout the house, check that all zones are on. Check your fuse or breaker box for a tripped or blown circuit.

Thermostat. Check your thermostat settings to be sure your unit is turned on. You can test your thermostat by turning on the auxiliary fan. Some thermostats require battery replacement so check to make sure there is adequate power coming to the thermostat.

Blockage. Check your air filter for blockage. Sometimes replacing a clogged air filter fixes your performance problems.

Seek Help. Of course, if you are not able to figure out a solution and you live in the Howard County, Anne Arundel County, Maryland area, contact Affordable Heating & Cooling, Inc. at 410-969-7246 (Anne Arundel) or 410-465-6120 (Howard).