HVAC Short Cycling
Your heating or cooling system turns on and off every few minutes without completing a full cycle.
When your HVAC turns on and off frequently without completing a full cycle, it is short cycling. This wastes energy, causes uneven temperatures, and accelerates wear on components.
Safety Information
Short cycling dramatically reduces equipment lifespan. Address this issue promptly to avoid premature system failure.
Possible Causes
What You Can Check First
- 1
Replace air filter
- 2
Check thermostat location for heat sources or drafts
- 3
Ensure outdoor unit has clearance for airflow
- 4
Time the on/off cycles (normal is 15-20 minutes minimum)
- 5
Check for ice on indoor unit
Professional Solutions
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Common questions about this issue
There are several potential causes: Oversized HVAC system for home, Dirty air filter restricting airflow, Thermostat in poor location (drafty or sunny). A professional diagnosis can identify the exact issue with your system.
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