
Residential Home | Fujitsu | Lennox | Trane | York | Thermostats | Indoor Air Quality | Maintenance Programs | Troubleshooting
Maintaining your Air Conditioning and Heating System for Peak Performance
It's always nice when an expert is just a phone call away. There are, however, some quick and easy solutions you can try on your own. Below is a list of common issues, causes and remedies for HVAC systems. For anything that falls outside this list, setup a service call online or contact us at the office, after hours is available.
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No cooling
|
Potential cause |
First course of action |
Suggested solution |
|
You may have a tripped circuit breaker in your home |
Check your home circuit breaker box |
Reset circuit breaker |
|
Your thermostat may be off or set incorrectly |
Check to make sure your thermostat is on and set to cool |
Reset thermostat to your desired temperature |
|
Your indoor unit is running, but the outdoor unit is not |
Air coming through your vent will be warm. Check temperature setting |
Try turning off your thermostat for 1-3 hours to see if it will reset or unplugging the furnace. |
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No heating
|
Potential cause |
First course of action |
Suggested solution |
|
Your gas could be turned off |
Check gas valve at gas company meter, check shutoff valve at furnace, check for other shutoff valves |
Contact gas company to have gas valve turned on or us online or at 405-949-5566 |
|
Your system could be turned off or your unit unplugged |
Check your thermostat and system itself to assure that they are plugged in |
Refer to your use and care manual or contact us online or at 405-949-5566 |
|
Your thermostat may be off or set incorrectly |
Check to make sure your thermostat is on and set to heat |
Reset thermostat to your desired temperature |
|
You may have a tripped circuit breaker in your home |
Check your home circuit breaker box |
Reset circuit breaker box |
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No airflow
|
Potential cause |
First course of action |
Suggested solution |
|
This may be the direct result of dirty filters |
Check the filters in each of your system components |
Clean or replace filters as recommended in your use and care manual. If problem persists, please contact us online or at 405-949-5566 |
|
Your system may have frozen up as the result of a dirty coil |
Check for signs of water below unit and cold exterior surface of indoor coil enclosure |
Try turning your thermostat off for 1-3 hours to see if it will unfreeze. The unit will also need to be unfrozen before we can service it. |
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Unusually high utility bills
|
Potential cause |
First course of action |
Suggested solution |
|
If your system is reaching its set point, is it working
correctly? |
Check the following: |
If your system is not reaching its set point, please contact us online or at 405-949-5566 |
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Equipment runs all the time
|
Potential cause |
First course of action |
Suggested solution |
|
Your system could be trying to reach a set point that is too extreme. |
Check the set point on your thermostat. Is it very low (summer) or very high (winter)? |
Reset your thermostat. If that doesn't work, please contact us online or at 405-949-5566 |
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Drain pan is overflowing
|
Potential cause |
First course of action |
Suggested solution |
|
The overflow switch is probably not working |
Turn your system off |
Contact us online or at 405-949-5566 |

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