Maintenance Liquistation CSF33
162 Endress+Hauser
8. To avoid incorrect metering, reset the tube life to zero under Menu/Diagnostics/
Operating time information/Pump tube life using the "Reset" function.
Calibrate the sample volume each time you replace a pump tube.
12.4 Cleaning
12.4.1 Housing
‣
Clean the front of the housing using commercially available cleaning agents only.
The front of the housing is resistant to the following in accordance with DIN 42 115:
• Ethanol (for a short time)
• Diluted acids (max. 2% HCl)
• Diluted bases (max. 3% NaOH)
• Soap-based household cleaning agents
NOTICE
Cleaning agents not permitted
Damage to the housing surface or housing seal
‣
Never use concentrated mineral acids or alkaline solutions for cleaning.
‣
Never use organic cleaners such as acetone, benzyl alcohol, methanol, methylene
chloride, xylene or concentrated glycerol cleaner.
‣
Never use high-pressure steam for cleaning.
12.4.2 Wetted parts
‣
After cleaning, rinse all wetted parts thoroughly with clear water to ensure that all
cleaning agent residue has been removed so it cannot affect subsequent medium
samples.
Version with vacuum pump
Clean the wetted parts as follows:
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