Oase BioPress 4000 Gebrauchsanleitung Seite 16

- EN -
Cleaning the quartz glass / Replacing the UVC lamp
CAUTION
The ultra-violet radiation of the UVC lamp can burn your eyes and skin.
• Never operate the UVC lamp outside its casing.
• Never operate the UVC lamp in a casing that is defective.
Attention! Breakable glass.
Possible consequences: Injury to your hands caused by cuts.
Protective measures: Handle the quartz glass and UVC lamp with care.
NOTE
For safety reasons, the UVC lamp can only be switched on when the unit head has been correctly fitted into the casing.
How to proceed:
 F
Opening the UCV clarifying unit
• Remove the cover from the UVC clarifying unit.
• Turn the UVC clarifying unit counter-clockwise up against the stop (bayonet closure), then carefully pull out of the filter
cover including the O ring (1).
• Loosen the self-tapping screw (7) until the the screw tip is sunk in the housing of the clamping screw (2).
• Unscrew the clamping screw counter-clockwise (3).
• Remove the quartz glass including the O ring towards the front with a slight turning movement (4).
• Check the quartz glass and the O ring for damage and replace, if necessary.
• Clean the quartz glass outer face with a moist cloth.
Replacing the UVC lamp
Important: Only use lamps the identification and capacity data of which correspond to the information on the type
plate.
For an optimum filter performance, we recommend to replace the UVC lamp after approx. 8,000 operating hours.
• Pull out and replace the UVC lamp.
Assembly of the UVC clarifying unit
• Insert the quartz glass including the O ring against the stop in the unit head (6).
• Press the O ring into the gap between unit head and quartz glass.
• Tighten the clamping screw clockwise up to the stop (7).
• Tighten the self-tapping screw (8).
• Check the O-Ring at the unit head for damage and replace, if necessary (9).
• Carefully push the unit head into the housing while applying slight pressure. Ensure that the tenons at the housing
engage in the grooves of the bayonet closure.
• Turn the unit head clockwise against the stop while applying slight pressure.
• Refit the cover for the UVC pre-clarifying unit.
Loosen the self-tapping screw until the the screw tip is sunk in the housing of the clamping screw.
Unscrew the clamping screw counter-clockwise.
Remove the quartz glass including the O ring towards the front with a slight turning movement.
Pull out the UVC lamp and replace.
Push the quartz glass including the O ring as far as the stop in the unit head.
– Clean the O ring, replace if damaged.
– Ensure that the O ring is located in the gap between the unit head and the quartz glass.
Tighten the clamping screw clockwise up to the stop.
Tighten the self-tapping screw.
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