Assemble Chimney Sections; Install Chimney Air Kit (Cak4A) - Heatilator C40 Installation Manual

B. Assemble Chimney Sections
Use only those components described in this manual.
Substitute or damaged chimney components could impair
safe operation and cause overheating and fi re.
Attach either a straight chimney section or an offset to
the top of the fi replace (depending on your installation
requirement). Chimney sections are locked together by
pushing downward until the top section meets the stop
bead on the lower section.
The inner fl ue is placed to the inside of the fl ue section
below it. The outer casing is placed outside the outer cas-
ing of the chimney section below it. See Figure 6.2.
NOTICE: Chimney sections cannot be disassembled once
locked together. Plan ahead!
• Lock chimney sections and/or offsets/returns together by
pushing downward until the top section meets the stop
bead on the lower section.
• Pull on the top section to make sure it is fully engaged
and will not separate.
• You may use #6 or #8 sheet metal screws no longer than
1/2 in. (13 mm) to fasten chimney sections together. Do
NOT penetrate inner fl ue.
WARNING! Risk of Fire!
vided) to fasten offset/returns to chimney sections to
keep the chimney parts from twisting. Failure to do so
could cause fi re.
• Fasten offset/returns to chimney sections. Insert the
screws (provided) through the predrilled holes. Do NOT
penetrate inner fl ue.
• Secure chimney returns with hanger straps provided;
fasten to studs or joists.
• Vertical straight runs of chimney must be supported every
35 ft (10.7 m).
Figure 6.2 Assembling Chimney Sections
WARNING! Risk of Fire! DO NOT install substitute or
damaged chimney components.
26
Heatilator • C40 Constitution • 480-2340 Installation Manual • Rev B 01-29-13
You MUST use screws (pro-
C. Install Chimney Air kit (CAK4A)
NOTICE: Chimney Air Kit, Part CAK4A is required when
using the SL-300 Pipe Series. Detailed instructions are
supplied with the kit. If using the Dura-Plus System (must
be 8 in./203 mm in diameter), the starter ring that came
with the fi replace must be removed and replaced with the
Dura-Plus Base Plate. The CAK4A is not required with a
Dura-Plus System.
• Install the chimney pipe fi rst.
• Hand bend the tabs in position before placing on the
fi replace.
• Place the box on top of the fi replace around the chimney
pipe, push both pieces together and secure with screws
provided.
• Use the pre-punched holes in the tabs as guides and
drill holes through the fi replace top.
• Secure the CAK4A in place. See Figure 6.3.
• Seal around the kit at the fl ue and at the top of the can
with caulk. See Figure 6.3.
Attach
Flue First
CAK4A
Secure to Top
Figure 6.3 Installing the CAK4A
Secure with Screws
Provided
Push Together