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Chapter 9 Maintenance
7 Remove 4 pressure hoses and 3 connectors from the
board.
8 Slide the fan assembly out of the appliance.
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hoses facing up. Remove the red and blue pressure hose
without black mark from the pressure tubes mounted in the
fan assembly. Turn over the foam assembly so the section
with the pressure hoses is facing down.
10 Now the fan assembly can carefully be split so the two fans
are accessible. Make sure the fans remain in the lower fan
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11 Clean the fans with a soft brush.
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12 Replace the separated part of the fan assembly and recon-
nect the loose pressure hoses to the pressure tubes.
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13 Place the complete fan assembly back into the appliance.
14 Reconnect the pressure hoses and the fan cables to the
board.
Note the marking sticker on the pressure sensor for the
correct position of the pressure hoses.
Refer to the sticker in the appliance for the correct position
of the connectors.
15 Remount the display cover and reconnect the loose con-
nectors on the rear of the display cover.
16 Place the heat exchanger back into the appliance.
17 Place the front cover.
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facing the exchanger.
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20 Switch on the power supply.
21 Switch on the appliance on the control panel (pres key “
´
for 5 seconds).
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Uncouple the un-
marked red and blue
pressure hoses here!
Summary of Contents for Renovent Excellent 450
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