3. Remove the two bottom screws by a phillips
screw driver and remove the front cover
(plastic) by hand.
4. Pull from the heat exchanger and separate
it from the main body.
5. Remove the two fan covers. Disconnect the
motors from the main PCB and remove the
two fans by hand, pulling firmly from the main
body. The disassembly of motor-fans will be
detailed in next steps. Cut the wiring.
6. Disconnect the by-pass from the main PCB.
fan covers
fans
(motor + fan assembly)
7. Disconnect the main supply wire and the
controller wire as well as the 2 temperature
sensors.
8. The main PCB (electronics) is fixed to the
main body by means of 4 screws. Use a
phillips screwdriver to remove the PCB.
Main supply cable
Controller cable
Temperature sensors
9. Unscrew the two back screws by an allen
screw driven to be able to remove the wall
support.
10. The main PCB (electronics) is fixed to the
main body by means of 4 screws. Use a
phillips screwdriver to remove the PCB.
allen screws
(plastic)
wall support
(metal) by-pass back cover by-pass damper
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