Zehnder Rittling ComfoAir Q, Installer Manual

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30 - EN EN - 31
9.3 How to gain access to the main power fuse of the unit
1 2 3
Open the semi-transparent visor. Pull the cable tray cover forwards. Remove the 6 screws of the cable tray.
Carefully lift up the cable tray.
9.4 How to change the location of the pre-heater
1 2 3
Open the semi-transparent visor. Unscrew the 3 screws of the front
cover.
Remove the front cover. Pull the cable tray cover forwards.
4 5 6
Unscrew the 2 screws of the display
cover.
Open the display cover. Pull the pre-heater communication
and power cable form the control
PCB. Pull the pre-heater, including its cable
and grommet, from the unit.
7
180º
8 9
Rotate the pre-heater 180°. Slide the pre-heater, including its
cable and grommet, back on the other
side of the unit. Check if the filters are in the correct
position:
�
When the supply and extract air are
to the right side of the unit the filter
locations are:
= Left side;
= Right side.
�
When the supply and extract air are
to the left side of the unit the filter
locations are:
= Left side;
= Right side.