The filter access door must be closed before resetting any alarm.
The unit must be powered on in order to clear an alarm
- Press and hold the SPEED UP & SPEED DOWN buttons at the same time until unit BEEPS.
Hold for and additional 10 seconds, then release.
- Press SPEED DOWN button until Service Filter(s) or Service Motors flashes.
- Press and hold POWER until unit beeps.
- Release when LED(s) stops flashing and unit stops beeping.