35
Heatilator • Birmingham BIR50-B Installation Manual • 4059-701 • Rev G • 06/29/15
G. Gas Log/Lighter Provision
WARNING!
Fire and/or Asphyxiation Risk!
Use with
solid wood fuel or decorative gas appliance only. Gas fire
generates fumes.
• Do NoT
install unvented gas logs
• Damper must be locked fully open when gas logs are
installed
Firebox
Repack
insulation
knockout
Combustible
materials
Maintain air clearance
to combustibles.
Gas line
Combustible materials
may be located at zero
clearance to gas line
beyond 4 in. (102 mm)
from fireplace side.
Gas line
1 1/2 in. (38 mm)
air space around
pipe
Refractory
Seal with
fireplace mortar
or non-combust-
ible sealant
4 in.
(102 mm)
Outer shell
of fireplace
Figure 7.4 Gas Line Installation
H. Wood Burning Inserts
A certified gas log lighter or decorative gas log set can be
installed in this fireplace.
• Maximum input is 150,000 BTU/hr.
• Decorative gas appliance must be certified to
ANSI
Z21.60
“Standard for Decorative Gas Appliances for
Installation in Vented Fireplaces”.
• Must be installed in accordance with the
National Fuel
Gas Code, ANSI Z223.1.
• A gas log set must incorporate a gas shutoff.
• Gas log set requires the damper to be locked fully open.
• Knockouts are provided on both sides of the fireplace
for 1/2 in. (13 mm) iron pipe.
• A locating dimple (Figure 7.5) is located on both sides
of the fireplace in the molded brick panels for drilling a
1 in. (25 mm) diameter hole for installation of a gas line.
After the panel is installed, drill the hole for the gas line.
• Seal panel around pipe with fireplace mortar or a non-
combustible sealant.
WARNING! Risk of Fire!
Improper installation of wood in
-
serts may cause fireplace or chimney system to overheat.
If a wood burning insert is being installed in this fireplace,
Hearth & Home Technologies recommends full reline of
the chimney.
• Cooling air openings at the top of the chimney must not
be obstructed in any manner.
• Hearth & Home Technologies recommends securing the
reline at the top of the flue and using the cap certified for
use with this fireplace system.
Figure 7.5 Gas Line Dimples
Gas Line
Dimple
Gas Line
Dimple
