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APS Open
1. Check APS and connections.
2. If APS is open, replace the switch.
3. If APS is closed and connections are secure, check switch resistance. If resistance is zero, replace the switch.
4. Check condensate line and termination for blockages.
5. Check exhaust vent for blockages.
6. Press the Power button to clear the Error Code and restart appliance.
7. If the problem persists, replace the main contro
