Why does the outdoor AC fan stop while the compressor keeps running?
The outdoor unit fan cuts out after thirty to forty minutes of operation while the compressor continues to run. This sudden failure stops the system from working properly or responding to controls, leaving people without the expected breeze.
What people tried
Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.
- 1manually raising the thermostat temperature to stop the compressor
- 2Checking the breaker panel
- 3Checking connections in the ceiling junction box and the wall switch
In their words
Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.
r/HomeMaintenance2 people · September 2026
r/hvacadvice1 person · September 2026
“It will only run for about 30-40 minutes then the fan cuts out but the compressor keeps going.”source ↗
Nevermore779 · r/hvacadvice · 1 upvotes
Where this came up
People with this problem also raised
- 5Why does my car A/C compressor keep turning on and off?
- 3Why does my HVAC fan run continuously and blow hot air?
- 2AC unit humming with no air coming out of vents
- 2Why won't AC compressor clutch engage manually?
- 3Lights flickering when the AC turns on
- 3Is it safe to drive with a noisy AC compressor pulley?