JULABO FD200 Flow-Through Cooler - Manual (Page 17)

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7. TROUBLESHOOTING
 Malfunction of compressor:
The cooling compressor is equipped with an overload
protection device that will be triggered by overheating or
excessive current consumption. Possible causes include
insufficient ventilation or contamination of the condenser.
After a cool-down phase, the motor is automatically
switched on again.
 Interruption of the cooling loop (FD200) by a bended tube.
8. Cleaning / repairing the unit
Caution:
Before cleaning the unit, disconnect the power plug from the mains socket!
Always turn off the unit and disconnect the mains cable from the power source
before performing any service or maintenance procedures.
Service and repair work may be performed only by authorized electricians.
Prevent humidity from entering into the immersion cooler.
FT 400
JULABO coolers are designed for continuous operation under
normal conditions.
Periodic maintenance is not required.
Regularly check the condensor for dirt contamination. Clean
the ribbed condensor, because dust and dirt will reduce
cooling performance of the unit.
Cleaning the Cooling Compressor:
 Switch off the unit, disconnect mains power cable.
Remove the hood (FD200, FT200, FT400).