Vaillant ecoTEC plus 612 Instructions For Installation And Servicing page 106

INSTALLATION OF THE HORIZONTAL AIR/FLUE DUCT Ø 80/125 WITH
EXTENSIONS
Fig. 4.8: Installing the horizontal wall duct
50
Supplied By www.heating spares.co Tel. 0161 620 6677
• Push the assembled air/flue duct
and terminal assembly through the
flue exit hole until it protrudes
220 mm out from the outside
wall.
• Ensure that the terminal is
correctly positioned with the air
inlet grille at the bottom.
• Slide one of the two trim rings
over the air duct until it is flush
with the internal wall face.