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CAUTIONS FOR USAGE
13. Do not clean the unit with scrubbing brushes, acid, thinner, solvents powdered soap, cleanser or hot
water. These agents can scratch the paint or cause it to peel. Plastic and rubber parts can be easily
damaged by these materials. Especially never use any volatile solvent to clean the plastic or rubber
parts. When a neutral dishwashing detergent is used to clean the unit, wipe it up thoroughly with a cloth
soaked in clean water.
14. If condensation forms on the front glass or frame surface, wipe it off with a dry soft cloth.
15. The heat discharge pipe is attached inside of the rear frame. The rear frame sometimes hot at the
start-up of the operation. But this does not mean malfunction.
ENVIRONMENTAL CONDITIONS
This equipment is designed to be safe at least under the following conditions (based on the IEC 1010-1):
1. Indoor use;
2. Altitude up to 2000 m;
3. Ambient temperature 5
o
C to 40
o
C
4. Maximum relative humidity 80% for temperature up to 31
o
C decreasing linearly to 50% relative
humidity at 40
o
C;
5. Mains supply voltage fluctuations not to exceed ±10% of the nominal voltage;
6. Other supply voltage fluctuations as stated by the manufacturer;
7. Transient overvoltages according to Installation Categories (Overvoltage Categories) II; For mains
supply the minimum and normal category is II;
8. Pollution degree 2 in accordance with IEC 664.