Sharp FP-K50U Operation Manual page 11

IMPORTANT SAFETY INSTRUCTIONS 4
CAUTIONS CONCERNING MAINTENANCE
1. Follow the instructions in this manual for maintenance. (Page 14,15)
2. Clean the exterior with a soft cloth only.
3. Do not use volatile fluids and/or detergents.
The main unit surface may be damaged or cracked with strong corrosive
cleansers, benzine, paint thinner, polishing powder or grease. In addition, the
sensors may malfunction as a result if the product has sensors.
4. Do not scrub the back panel (pre-filter) hard during its maintenance.
5. When replacing filters or any accessories, use specified parts in this manual.
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