See also:

Air Conditioner Maintenance
For best possible performance, your air conditioner should be checked and serviced by an authorized dealer at the start of each warm season. This service should include cleaning of the condenser ...

AM/FM Button
Press the buttons to select either AM or FM mode. ...

General Information
The Sentry Key system complies with FCC rules Part 15 and with RSS-210 of Industry Canada. Operation is subject to the following conditions: • This device may not cause harmful interference. â ...