Janschitz Milky FJ 50 PF, Operating Instruction

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39
CLEANING
Before cleaning make sure that the device is switched off and disconnected from main
power supply. Some of device parts could be hot, let them cool down before cleaning.
• The milk kettle and the cover should be cleaned with hot water adding fat soluble deter-
gents. Afterwards these parts should be rinsed with pure water.
• Other equipment shall be cleaned only with wet cloth and afterwards dried with dry
cloth.
• Do not use abrasive materials to avoid scratches.
• After use always clean the kettle. Do not use aggressive detergent.
• If milk or cream rests get dry do not remove them with sharp objects or sharp duster.
Detergents
The base and acid for cleaning must meet the specifications of the manufacturer and
should not contain foreign content, which would change the effect of the cleaning solution
and affect the equipment. The same applies to disinfectants
• The base detergent which is usually used is sodium hydroxide (NaOH, caustic soda) with
concentration 30/36%. Dilute it to a final concentration of 0.2 / 2% at 70 ° C.
• Maximum content of chloride ions in the solution of sodium hydroxide is 50 ppm. The
solution should not contain impurities.
• The acid detergent which is normally used is a solution of nitric acid (NOH3) 33/36%
concentration. Dilute it to a final concentration of 0.5 / 2% at 65°C.
• Maximum content of chloride ions in the solution of nitric acid is 50 ppm. The solution
should not contain impurities.
Ensure that no water comes into contact with electronics and electronic parts.
BEFORE CLEANING YOU MUST ALWAYS DISCONNECT DEVICE FROM
ELECTRICITY.