Rational UltraVent Plus XS 6 2/3 E Original Installationsanleitung Seite 26

Installation instruction
26
2 Detach left and right frame from UV.
3 Lubricate the gasket at bottom of right frame.
4a Plug the right frame on the drain vent pipe.
After that fix it to the top cover with five screws.
4b Connect the right and left frame and fix it to the
unit with a screw.