MAINTENANCE AND CLEANING (contd.)
Cleaning Air Filter
This unit has one air filter. For best results and maximum performance, clean filter every two weeks, or as required by environmental conditions.
CAUTION: Neglect or failure to regularly clean the filter will result in poor efficiency, reduced performance, possible damage to the unit, and voiding your warranty.
1. Press Power On/Off "I/O" button to stop unit if it is operating. Unplug power cord from outlet.
2.Locate filter on top, rear side of indoor unit. Carefully pull filter from top of indoor unit.
3.Place air filter on a flat, level surface so “dirty” side of filter faces up. Using a brush or nozzle vacuum attachment, gently vacuum “dirty” side of filter. Turn filter over and vacuum other side. Use care not to damage or puncture the filter mesh. DO NOT use brushes, brooms, or other course materials to clean the filters.
4.Hold air filter, “dirty” side down, under cool, running water. DO NOT use hot water, harsh detergents, chemicals, solvents, gaso- line or any other abrasive materials or household items to clean the filters. Be sure to rinse all residue from the air filter mesh. Carefully shake air filter to remove excess water. Allow air filter to dry completely before reinstalling into unit.
WARNING: Forcing filter improperly into unit may cause damage. Repair due to improper filter installation is not covered under warranty.
5.Align bottom of filter with opening in top, rear side of indoor unit. 
Carefully slide filter completely into place.
CAUTION: DO NOT operate the unit without the air filter properly installed.
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