Thermostats tell your system how and when to change the temperature. They come in different makes and models, but the initial troubleshooting steps are the same for all thermostats. You need a soft brush, compressed air and a screwdriver.Know More
Make sure you have not tripped a switch or blown a fuse, and reset if needed. Confirm the power is on at the furnace. Call a certified technician if you are unsure what to do, or if things appear to be unsafe.
Replace the battery in your digital thermostat if there is no display. For an analog low-voltage model, make sure the unit is level and flush to the wall. If this doesn't fix the problem, gently pry off the cover, and clean the inside using a soft brush or compressed air. Visually inspect the components; replace loose wires and tighten terminal point connections. Never touch wires if you are unsure of voltage.
Turn the thermostat to the lowest setting; clean the bimetallic coil with compressed air or a soft brush, repeat for the highest setting. Return the thermostat to your desired temperature.
In order to calibrate a Honeywell digital thermostat, check the thermostat's accuracy with a tube thermometer, make sure the thermostat is clean inside the face plate, and make sure that the thermostat is level with the ground. If the thermostat is not reading the correct temperature, contact Honeywell to have an expert inspect it.Full Answer >
Set the thermostat according to your schedule and those of other occupants of your home. Make regular adjustments to help save on utility bills. Always enter the current date and time to make your thermostat more efficient.Full Answer >
If a gas wall heater is not operating correctly, some things to check are the thermostat, the breaker box, the pilot light and the gas valve. If the odor of gas is detected, however, one should call a professional to diagnose the problem.Full Answer >
To troubleshoot a Nordyne gas furnace, ensure the furnace is turned on appropriately, clean and replace the filter and check to be sure the thermostat has power; check the pilot light and the gas line running into the house. The unit's owner's manual should be consulted for solutions for many of the most common problems.Full Answer >