10 | Cleaning and servicing
Büchi Labortechnik AG
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Operation Manual K-365 Dist Line
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If necessary, replace the seal. See Chapter 10.21 "Replacing the sample tube
seal", page 90
10.6
Cleaning and servicing the splash protector
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Check for leaks on the connectors.
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Check for residues inside the splash protector.
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Check the glass wall of the main body and the connectors.
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If the part is dirty, clean it with detergents.
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If the glass part is showing deterioration (transparency loss/reams in the glass
wall) or leakages (white residues), replace it.
10.7
Cleaning and servicing the steam inlet and condenser outlet tube
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Check the tubes concerning dirt or residues.
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Clean and replace periodically depending on the use.
10.8
Cleaning the housing
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Wipe down the housing with a damp cloth.
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If heavily soiled, use ethanol or a mild detergent.
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Wipe down the display with a damp cloth.
10.9
Cleaning and servicing the warning and directive symbols
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Check that the warning symbols on the instrument are legible.
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If they are dirty, clean them.
10.10 Cleaning and servicing the bridge splash protector to condenser
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Check if it is tight.
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Check for residues inside the tube.
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If necessary, clean it with a brush and water.
10.11 Cleaning and servicing the dosing pumps
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Check the pump connectors in the dosing pump window for:
Leakages
Crystallization
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If necessary, contact BUCHI customer service.
10.12 Cleaning and servicing the condenser
Decalcification solution:
160 g citric acid or 80 g amidosulfuric acid dissolved in 0.8 L water.
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Check if the cooling media of the condenser is transparent.
