JULABO Magnum 91 Temperature System - Manual (Page 73)

Temperature System Magnum 91
73
12. Cleaning the unit
Caution:
 Always turn off the unit and disconnect the mains cable from the power source before
cleaning the unit.
 Prevent humidity from entering into the unit.
 Electrical connections and any other work must be performed by qualified personnel only.
Cleaning the unit outside
 Clean the outside of the unit using a wet cloth and low surface tension water
(e.g., soap suds).
Before applying a cleaning or decontamination method different from the one
recommended by JULABO, the user has to make sure with the manufacturer, that
the planned method does not damage the unit.
Cleaning the inside:
If you change the bath liquid or want to use a different one, carefully clean the parts
in contact with the bath liquid. The heat exchanger, internal reservoir, connecting
tubing and external system should be rinsed several times using cleaning liquid.
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Caution:
 Choose the detergent according to the bath liquid which is used.
E.g. Ethanol, Silicon remover, paint remover can be used.
 Take care the room where cleaning takes place is well ventilated.
Set the working temperature setpoint.
Recommendation: 20 °C
Preparations:
1. Drain the temperature system.
See chapter 5.8. Draining
2. If only the Magnum temperature system is to be cleaned, connect the pump
connectors (12, 13) using a tubing.
3. Hold the tubing from the overflow connector (14) into a suitable vessel.