16 Cleaning and maintenance
9 Cleaning and maintenance
• Make sure the emitter is not connected to the mains, and let its surface
cool if you were using it previously.
• Use a damp, soft cloth to clean the emitter. Do not use solvents or
abrasive detergents. When necessary, use a vacuum cleaner to remove
the dust from the emitter.
ET8924.book Page 16 Friday, June 22, 2007 11:18 AM
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