JULABO LH 85 High Dynamic Temperature System - Manual (Page 77)

77
13. Maintaining / repairing 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 circulator.
Electrical connections and any other work must be performed by qualified
personnel only.
M a i n t a i n i n g t h e c o o l i n g p e r f o r m a n c e
Air-cooling:
To maintain the full cooling performance, clean the
condenser from time to time.
 Switch off the unit, disconnect mains power cable.
 Hold the venting grid, pull out and remove.
 Clean the ribbed condenser with a vacuum cleaner.
 Replace the venting grid.
 Switch on the unit.
Water-cooling:
To maintain the full cooling performance, clean the filter in the
cooling water entry from time to time.
 Switch off the unit, disconnect mains power cable.
 Interrupt the cooling water supply.
 Disconnect the tubing from the inlet "IN" (18) and remove
the dirty filter.
 Clean the filter.
 Replace the filter and reconnect the tubing.
 Open the cooling water supply.
 Check the tubing connection for tightness.

Unit is ready to operate.