Accessing The Connection Board - Viessmann AirflowPLUS AH2A-213 Installation, Service And Operating Instruction

Viessmann AirflowPLUS AH2A Installation, Operating and Service
Panels
(continued)

Accessing the Connection Board

Filter tray for vertical installation
Note: If an A/C condenser is installed upstream, a field
supplied filter tray maybe placed elsewhere in the
ducting, see page 15.
1. Remove the retaining screws from the side panel.
2. Install the filter tray into the side panel opening.
3. Drill into the filter tray and secure the filter tray to the
side panel using the retaining screws.
4. Remove the 3 plastic retaining screws, open the tray
and remove the supplied filter.
5. Remove the side panel of the filter tray and insert the
filter.
6. Connect the field supplied ducting to the filter tray as
required.
Accessing the connection board with hinged cover
1. Remove the blower assembly retaining screws and
set aside.
2. Slide the blower assembly forward.
IMPORTANT
Careful not to slide the blower assembly out too far,
it could put excessive strain on the cables.
3. Remove the 2 retaining screws from the connection
board cover.
4. Swing the cover up to open.
OR
Accessing the connection board with removable cover
1. Remove the blower assembly retaining screw and
set aside.
2. Slide the blower assembly forward.
IMPORTANT
Careful not to slide the blower assembly out too far,
it could put excessive strain on the cables.
3. Remove the retaining screw from the connection
board cover.
4. Remove cover.
Installation
21