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Section 5 – Maintenance
5.2 Cleaning the heat exchanger
WARNING!
Always isolate the unit from the power supply, before starting any cleaning!
When cleaning the heat exchanger, do not use a high-pressure cleaner!
Do not use any detergents or cleaning agents!
Remove the front cover to the unit for access to the heat exchanger.
The plastic heat exchanger of the unit can be cleaned using clear water.
Cleaning should be carried out by a qualified technician.
Fig. 5.2a Access to the 180 units Heat Exchanger
Fig. 5.2b Removing the 180 units Heat Exchanger
Fig. 5.2c Access to the 350 units Heat Exchanger
Fig. 5.2d Removing the 350 units Heat Exchanger
A.
Disconnect the unit from the power and remove the front cover screws (1) and then the front cover (2).
B.
Carefully remove the umbilical connector (3) from the back of the Display PCB.
C.
Pull out the EPP cover (4) and then remove the heat exchanger using the pull strap (5).
D.
Flush with lukewarm water (do not use cleaners), allow the water to drip off and insert it again.
E.
Replace the EPP cover, secure the umbilical connector and re-fix the front cover.
F.
Switch on the power.
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