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9.6
Replacing filters
Check the filter mats in the fan and in the outlet filter on the rear of the housing for
contamination. Replace the filter mats if required.
9.7
Cleaning and filling washing bottles
The washing bottle (2) filled with tap water serves to collect the off-gases from sparking
so that they are not released into the air.
From time to time, check the washing bottle is correctly filled. Clean and fill it if the fill
level is not correct or cannot be easily seen.
Twin bottle system
Fig. 9-7
Potential damage caused by water!
The empty bottle (1, fig. 9-7) prevents water being sucked into the exhaust hose.
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To clean and fill the washing bottle (2), proceed as follows:
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•
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1
Washing bottles
Do not fill water into the empty bottle!
Unscrew the lid of the washing bottle.
Empty the washing bottle.
Rinse any dirt out with tap water.
Fill up the washing bottle with tap water.
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The washing bottle's tube (3) must be below the water level.
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The fill level in the washing bottle must not exceed 60 mm high and should be
at least 40 mm high.
Screw the lid back onto the washing bottle. Make sure that the lid is well positioned.
9 Maintenance
Hitachi High-Tech Analytical Science
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