Boiler Installation
7
Logano G125 BE - Specifications subject to change without notice.
24
7.1.2.2 Installation of Aerocowl exhaust termination
(Part No. AT-4)
z
Follow guidelines in section 7.1.2.1 regarding the rel-
ative position of the exhaust and terminal.
z
Follow manufacturer’s installation guidelines of the
AT-4.
This system consists of a 4" air intake hood, a 5" x 4" re-
ducer and a 26½" long, insulated Aerocowl exhaust ter-
mination. This termination has a zero clearance rating to
combustibles.
Do not install
the vacuum relief damper
(“not needed”).
z
Cut a 6" round opening in the outside wall at the se-
lected location. Apply silicone caulking to the back-
side of the outer face plate and secure it to the
outside wall.
z
Insert the Aerocowl termination from the outside up
to the outer wall stop. Ensure slope of ¼" per foot to
outside.
z
Slide inner plate on the termination up to the inside
wall, tighten the gear clamp and secure the inner
plate to the wall.
z
For Aerocowl AT-4 installations in Canada less than
7 ft. above ground, install a cage/screen over the ter-
mination to prevent injury from touching hot surfaces.
7.1.2.3 Installation of the concentric Fields termination (FT-4)
z
Follow manufacturer’s installation guidelines of the
FT-4.
This system consists of a 5" x 4" reducer and a zero
clearance concentric combination intake/exhaust termi-
nation with a 4" provision for fresh air intake piping.
Do
not install
the vacuum relief damper (“not needed”).
z
Cut a round 7" diameter opening in the outside wall
at the selected location.
z
Remove the 4" air intake collar from the termination
assembly.
z
Apply silicone caulking to the back side of the wall
face plate. Insert the concentric termination from the
outside.
z
Ensure slope of ¼" per foot to outside. Secure the
face plate to the outside wall.
z
Reinstall the 4" collar.
Fig. 17
Aerocowl exhaust termination (Part No. AT-4) and
separate air intake hood
Fig. 18
Combination air intake/exhaust termination (Part No.
FT-4)
