Julabo F12-MC - 12 Maintaining the Cooling Performance

Maintaining the cooling performance
52
Error messages
Description
-14 EXCESS TEMPERATURE
PROTECTOR ALARM
Excess temperature protection alarm
-20 WARNING: CLEAN
CONDENSOR OR CHECK
COOLING WATER CIRCUIT
OF REFRIGERATOR
Cooling of the condenser is affected.
Clean air-cooled condenser.
Check the flow rate and cooling water
temperature on water-cooled condenser.
-21 WARNING: COMPRESSOR
STAGE 1 DOES NOT WORK
Compressor stage 1 does not work.
-22 WARNING: COMPRESSOR
STAGE 2 DOES NOT WORK
Compressor stage 2 does not work.
-23 WARNING: HIGH
TEMPERATURE ON
COMPRESSOR STAGE 1
Excess temperature on compressor stage 1.
-24 WARNING: HIGH
TEMPERATURE ON
COMPRESSOR STAGE 2
Excess temperature on compressor stage 2.
-25 REFRIGERATOR WARNING
Error in the refrigerating machine.
-30 CONFIGURATION ERROR:
CONFIRM BY PRESSING
<ENTER> ON CIRCULATOR
The configuration of the circulator does not
conform to its present use.
Press enter to automatically perform a
single modification of the configuration.
-33 SAFETY SENSOR ALARM
Excess temperature sensor short-circuited or
interrupted.
-40 NIVEAU LEVEL WARNUNG
Low liquid level warning in the internal
reservoir.
12. Maintaining the cooling performance
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.
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