JULABO SC 2500w Professional Series Recirculating Coolers - Manual (Page 19)

Recirculating Cooler
19
 Do not drain the bath fluid while it is hot!
Check the temperature of the bath fluid prior to draining (e.g., by switching the unit
on for a short moment).
 Use suitable connecting tubing.
 Avoid sharp bends in the tubing, and maintain a sufficient distance from
surrounding walls.
 Make sure that the tubing is securely attached.
 Regularly check the tubing for material defects (e.g., for cracks).
 Never operate damaged or leaking units.
 Always turn off the unit and disconnect the mains cable from the power source
before performing any service or maintenance procedures, or before moving the
unit.
 Always turn off the unit and disconnect the mains cable from the power source
before cleaning the unit.
 Always empty the bath before moving the unit.
 Transport the unit with care.
 Sudden jolts or drops may cause damage in the interior of the unit.
 Observe all warning labels.
 Never remove warning labels.
 Never operate units with damaged mains power cables.
 Repairs are to be carried out only by qualified service personnel.
 Some parts of the bath tank and the pump connections may become extremely
hot during continuous operation. Therefore, exercise particular caution when
touching these parts.
Caution:
The unit may be used, for example, to control the temperature of fluids in a reactor.
We do not know what substances are contained in these vessels.
Many substances are:
 inflammable, easily ignited, or explosive
 hazardous to health
 environmentally
hazardous
i.e.: dangerous
The user alone is responsible for the handling of these substances!
The following questions should help to recognize possible dangers and to reduce the
risks to a minimum.
 Are all tubes and electrical cables connected and layed?
Note:
sharp edges, hot surfaces in operation, moving machine parts, etc.
 Do dangerous vapors or gases develop during heating?
Must the work be done in a fume hood?
 What to do when a dangerous substance was spilled on or in the unit?
Before starting to work, obtain information concerning the substance and
determine the method of decontamination.