CPAP Not Turning On — Troubleshooting Power Issues

Hello. If your CPAP machine won't turn on, let's walk through the most common causes — most of these you can fix yourself in minutes. Step 1: Check the power cord connection. Make sure the cord is firmly plugged into both the machine and the wall outlet. It sounds simple, but a loose connection is the most common reason a CPAP won't start. Step 2: Try a different outlet. Plug something else into the same outlet to confirm it has power. If the outlet is dead, try another one or check your home's circuit breaker. Step 3: Inspect the cord for damage. Look for fraying, kinks, or bends that might indicate a broken wire. If the cord is damaged, do not use it — order a replacement from your DME provider. Step 4: Check for water in the machine. If you use a humidifier attachment and water has gotten into the main unit, the machine may not power on as a safety precaution. Tilt the machine gently and listen for water sloshing. Step 5: Perform a factory reset. Unplug the machine, wait 30 seconds, and plug it back in. Some machines have a reset button — check your manual. If none of these steps work, your machine likely needs professional service. Contact your DME provider to arrange a repair or replacement. If your machine is more than 5 years old and still under Medicare coverage, you may be eligible for a new one. Need help finding a CPAP provider near you? Use the button below.