Hearth and Home Technologies A42R - Manual (Page 33)

33
D. Install Termination Cap
Install the chimney sections up through the chase enclo-
sure.
• Refer to termination cap instructions.
WARNING! Risk of Fire! The minimum overlap of cap
to pipe (as shown in the following illustrations) MUST
be met or chimney may separate from cap. Separation
allows sparks, heat and embers to escape.
NOTICE: Paint the termination cap with a rust-resistant
paint to protect against the effects of corrosion on those
parts exposed to the weather.
Heatilator • A36R & A42R • 28376 • Rev AF • 11/08
Storm
Collar
Chimney
Pipe
Chase Top
Termination
Cap
Chase
6 in. (153 mm)
Minimum top of
chase to top of
chimney pipe
Collar
2 in. (51 mm)
Minimum Height
Do NOT
block air holes
Caulk gaps between
storm collar & pipe,
and storm collar
& chase top.
Termination cap pipe and chimney section must be snapped
together to maintain an overlap of 1-1/2 in. (38 mm).
Slip
storm collar
around chimney pipe
before termination
cap pipe is snapped
into the chimney
pipe.
Figure 9.4 Installing a TR344 Round Termination Cap
Storm
Collar
Chimney
Pipe
Chase Top
Termination
Cap
Chase
14 1/2 in. (368 mm)
Maximum
Collar
2 in. (51 mm)
Minimum Height
Caulk gaps between
storm collar & pipe,
and storm collar
& chase top.
Do NOT
block air
holes
3 clip brackets.
Slip over chase collar
and attach with screws
provided.
Termination cap pipe and chimney section must overlap 1-1/2 in. (38 mm)
Assemble
storm collar
around extended
termination cap
pipe
once cap is
installed.
Figure 9.5 Installing a TR342 Round Telescoping Termination
Cap
Chimney
Pipe
Chase Top
Termination Cap
Chase
4 3/4 in. (121 mm)
Maximum
top of chase to
top of
chimney section
Collar
2 in. (51 mm)
Minimum Height
Place waterproof
caulk or sealer under
each flange of the
termination cap and
on top of each screw
to help prevent leaks.
Flange
Termination cap pipe and chimney section must overlap 1-1/2 in. (38 mm)
Figure 9.6 Installing an ST375 Square Termination Cap
• TR344 Round Termination Cap
• ST375 Square Termination Cap
• TR342 Round Telescoping Termination Cap