Hybrid HMH 7, User Manual

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9. Fixture Cleaning
The cleaning of internal must be carried out periodically to optimize light output. Cleaning
frequency depends on the environment in which the fixture operates: damp, smoky or
particularly dirty surrounding can cause greater accumulation of dirt on the fixture’s optics.
 Clean with soft cloth using normal glass cleaning fluid.

Always dry the parts carefully.
 Clean the external optics at least every 20 days. Clean the internal optics at least every
30/60 days.