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Secure B-Vent to
Installation
Adapter with sheet
•
Remove the knockout or cover plate from the top of the
metal screws
fireplace and discard it. See Figure 3.25.
• Cut a 3 in. (76 mm) hole in the insulation board and
remove it as per the dimensions shown in Figure 3.25.
Adapter
Mounting Plate
Starter Pipe
Cover Plate
Figure 3.25
•
Determine the necessary length of starter pipe from
Table 3.1 and cut as required.
Table 3.1
Run Length
20 - 40 ft (6-12 m)
*A minimum of 2 in. (51 mm) pipe must be used to
cover the raw insulation to prevent it from blowing
out through the return air grille.
10 - 20 ft (3 - 6 m)
3 - 10 ft (1 - 3 m)
**Do not use full 16 in. (406 mm) as supplied, it
must be cut down.
NOTE:
It is important the pipe length be adhered to
or it will affect the performance of your fireplace.
• On the mounting plate, hand bend the tabs downward.
Slide the tabs over the outside of the starter pipe. Secure
with four sheet metal screws included in fasteners
package. Figure 3.26.
20
Quadra-Fire • PIONEER - III • 4182-901 Installation Manual • Rev C • 07/19
4 in.
(102 mm)
3¾ in. (95 mm)
C L
Cut out and
remove the
insulation
Cut Pipe Length
2 in. (51 mm)*
8 in. (203 mm)
12 in. (305 mm)
Figure 3.26
• Slide the starter pipe into the fireplace, matching the
holes in the plate to the holes in the fireplace.
•
Place the adapter on the mounting plate lining up holes.
Using four sheet metal screws included in the kit, secure
the adapter and mounting plate into fireplace. After
securing to the fireplace, tape down the adapter edges
to the top of the fireplace with aluminum tape to prevent
leakage.
•
Determine the location for the air register and fan
housing assembly. Cut a 6-3/4 in. x 13-1/8 in. (213 mm
x 333 mm) hole between framing members (wall studs
or floor joists). The brackets can be rotated 180° and
mounted to the back side of the 2 x 4 if necessary. See
Figure 3.27.
NOTICE:
The fan and electrical connections must be
accessible for servicing per local code requirements.
• Attach enough 6 in. (152 mm) B-Vent as required for
your installation to the fan housing. A maximum of (4)
90° elbows is recommended. Screw the B-vent to the
adapter.
Also screw the B-vent to the outlet box on the fan
housing. See Figure 3.26. Support duct at intervals
of no greater than 4 ft (1 m) as required by local code.
WARNING! Risk of Fire!
clearances specified.
•
A minimum 1 in. (25 mm) air clearance must be
maintained at the back and 1½ in. (38 mm) to the
sides of the fireplace assembly.
Pipe must be cut
to correct length.
See Table 3.1
Comply with all minimum
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