JULABO MB-5M Heating Circulators with Open Bath - Manual (Page 13)

MB
13
 Never operate the unit without bath fluid in the bath.
 The instrument is not suited for unsupervised continuous operation.
 Check the filling level of the bath fluid from time to time. Pump and heater
must always be fully covered with the bath fluid!
 Do not stay in the area below the unit.
 Make sure you read and understand all instructions and safety
precautions listed in this manual before installing or operating your unit.
 Set the excess temperature protector at 5 to 10 °C above the working
temperature setpoint.
 Observe the limited working temperature range when using
plastic bath tanks.
 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 cover and the pump connections may become
extremely warm during continuous operation. Therefore, exercise particular
caution when touching these parts.