Care and Maintenance
Maintenance Required Inspect evaporator coil. Procedure Inspect evaporator coil for dirt, bent fins, and other obstructions. Clean/repair if necessary. NOTE: Inspect more often in dusty environments. Inspect interior and exterior of outer case for scratches, paint blisters, rust, and other damage. Repair as necessary. NOTE: Inspect more often in salty or other corrosive environments. Inspect base pan for scratches, blisters, rust, dents, and other damage. Repair as necessary. NOTE: In areas of excessive humidity, using an algaecide (an algae inhibitor) in base pan may reduce algae build-up. Frequency Annually
Inspect outer case for signs of damage.
Annually
Inspect/clean base pan.
Annually
Maintenance Procedures
! WARNING
To avoid death or personal injury due to electrical shock, unplug power cord before cleaning or performing maintenance on this device.
Small and Large Chassis Air Filter Removal See Figure 5. Access filter by removing front grille, then lift filter off tabs on front frame. Figure 5. Small/Large Chassis Air Filter Removal
Air Filter Removal and Cleaning
NOTE: Never operate air conditioner with filter removed. Mini Chassis Air Filter Removal See Figure 4. Remove filter by lifting handle located on top of front grille and pulling filter free of unit. Figure 4. Mini Chassis Air Filter Removal
Handle
Front grille
Air filter
Filter
Cleaning Air Filter Clean filter by vacuuming. Especially dirty filters can be cleaned with a mild solution of warm soapy water. Rinse filter of all soap residue and completely dry before reinstalling.
