JULABO Magnum 91 Temperature System - Manual (Page 31)

Temperature System Magnum 91
31
5.8. Draining
Notice:
 Do not drain the bath fluid while it is hot!
Check the temperature of the bath fluid prior to draining (by switching the unit on for a
short moment, for example).
 Store and dispose the used bath liquid according to the laws for environmental
protection.
 Please observe the regulations for disposal which are effective in the country of
operation.
-OFF-
S 20.00
P x.xx
Pump
>Pump OFF
Modu: drain
 Turn on the temperature system with the mains power switch or
press the stop key to make the unit enter the STOP-
MODE.
 In the submenu >Pump<, set the menu items >Mode< to
>drain<.
(see page 29 Adjusting Mode:)
 Place a suitable vessel for accepting the used bath liquid
underneath the drain.
 Slide a short piece of tubing onto the drain port and hold the end
into the vessel..
 Unscrew the drain screw by some turns.
The unit has two drain screws. Both have to be used.
 The liquid level in the unit falls.
Now the VFD-Display of the unit should show low level,
WARNING >CODE 40< and then ALARM >CODE 01<.

Press enter to quit the audible signal.

Drain the external system:
At the upper nozzle of the external system, disconnect the
tubing to the pump connector "return" (12) until an air
stream moves in.
 Tighten the drain screw after draining the unit.
(Cleaning the unit see page 73)