CHS Series CHS 300-399 Common Venting
│
Slant Fin Corp.
12
Air-Inlet IN
6
4.
Branch
– Insert the 6” x 4” Branch fittings into the 4”
Elbows installed in Step 3, starting with the boiler on the left
(start with the boiler on the right if the Combustion Air-inlet
is being piped to the left). Use Centrocerin lubricant and a
Connector Ring at each connection.
NOTE:
Combustion Air-Inlet Branches are piped to the right;
therefore Branches are required to be cut to an overall length of 33”
Branch
4” Connector
Ring
4
5
5.
Cap
– Install the Cap onto the left side (male
end) of the Air-Inlet Manifold (if Combustion Air-
inlet is being piped to the left, install Cap on the
right side of the Manifold). Use Centrocerin
lubricant and a Connector Ring at each connection.
Cap
6” Branch
6” Connector
Ring
