11. Maintenance of the exchanger and fans
Inspect the exchanger and the fans once every four years
• Remove Perilex plug(A) from the socket.
• Detach the front by removing screws(B).
• Detach plugs(C) (only with bypass).
• Remove rubber seal(D).
• Pull band(E) to remove the heat exchanger and the drip tray(F).
Remove the heat exchanger from the drip tray(F).
• If necessary, clean the exchanger. Immerse the exchanger several
times in warm water (max. 40°C), containing a solution of non-aggres-
sive dishwasher detergent. Immerse the exchanger with the ribbed side
vertical. Then rinse the exchanger with clean, warm water (max. 40°C).
Hold the exchanger by the green side panels and shake the water out
of the exchanger.
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Do not use aggressive or dissolvent detergents in cleaning.
• Use a soft brush to clean the fan blades.
• Use a vacuum cleaner to remove any dust.
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Take care not to damage the fan blades.
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Take care not to damage the temperature sensor(H).
• Close covers, replace exchanger and drip tray, fit the rubber seal,
connect plugs, attach front and insert Perilex plug into socket.
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When fitting the exchanger and the drip tray ensure the condensa-
tion drain is on the same side as the condensation drain connection.
11a.
11b.
11c.
11d.
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