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105163-01E12
INSTALLATION
Continued
CAUTION: Do not use exces-
sive force to remove the knock-
out. Too much force may damage
the rebrick concrete insert.
A manual shutoff valve, CSA certied and
complying with the National Fuel Gas code,
ANS Z223.1/NFPA 54, must be included
within 6' of the vent-free rebox gas supply
system. It may be convenient to install the gas
shutoff outside the vent-free rebox enclosure
where it can be accessed with a key through
a wall as shown in Figure 13. Depending on
the type of installation, some local codes may
require you to install 2 manual shutoff valves
independently accessible from both rooms.
Check your local codes for applicable instal-
lation requirements.
A 36" long 1/2" NPT SCHD 40 exible gas
connector line complying with the National
Fuel Gas code ANS Z223.1/NFPA 54, may
be run from the regulator to the incoming 1/2"
NPT black iron gas line. You may also route
the incoming 1/2" NPT black iron gas line
directly to the appliance regulator.
Remove the gas line cover plate from the
vent-free rebox’s outer surround and route
Figure 11 - Installing Gas Line and
Manual Shutoff Valve
Manual Shutoff
Valve is Located
Under Firebox Floor
on Either Side
Gas Line Installed Through Access
Hole on One Side of Firebox
Figure 12 - Location of Knockouts for
Gas Line
Extension
Key
Shut-Off Valve
Figure 13 - Typical Exterior Wall Gas
Shut-Off Installation
Remove Knockout
3/4" Thick Liner
Firebrick Floor
the gas line into the rear of the rebox (see
Figure 11).
If a sediment trap is not incorporated as a part
of the gas utilization equipment, one shall be
installed as close to the inlet of the equipment
as practical at the time of installation, as per
ANS Z223.1/NFPA 54. See Figure 14.
Figure 14 - Sediment Trap Installation
Incoming
1/2" Gas Line
Permitted by
Local Codes
Sediment Trap
(Not Supplied)