Superior MHW36R Installation And Operation Instructions Manual page 14

3. Run a 1/2" black iron gas line into fireplace
through rear at gas line conduit sleeve
(if using a raised platform, add height).
Provide sufficient gas line into fireplace
chamber for fitting connection (see Figure
23, page 14).
Note: Secure incoming gas line to wood
framing to provide rigidity for threaded end.
4. Repack insulation around gas line and into
sleeve opening. Seal any gaps between
gas line and refractory knockout hole with
refractory cement or commercial furnace
cement, Install gas appliance or cap off
gas line if desired.
CAUTION: All gas piping
and connections must be tested
for leaks after the installation
is completed. After ensuring
that the gas valve is on, apply
soap and water solution to all
connections and joints. Bubbles
forming show a leak. Correct
all leaks at once. DO NOT USE
AN OPEN FLAME FOR LEAk
TESTING AND DO NOT OPER-
ATE ANY APPLIANCE IF A LEAk
IS DETECTED. LEAk TESTING
SHOULD BE DONE BY A QUALI-
FIED SERvICE PERSON.
Outside of
Fireplace
Incoming
Gas
1/2" Black
Line
Iron Pipe
Conduit
Repack
Insulation
Provide Enough Threaded
End for Fitting Connection
Figure 23 - Gas Line Installation
14
VenTing inSTallaTion
Side
Firebrick
Finished
Side
Seal
Opening
with
Refractory
Cement
SuperiorFireplaces.US.com
Continued
Note: Secure incoming gas line to wood fram-
ing to provide rigidity for threaded end.
If you wish to install an unvented (vent-
free) gas log set, ONLY UNVENTED GAS
LOG SETS WHICH HAVE BEEN FOUND
TO COMPLY WITH THE STANDARD FOR
UNVENTED ROOM HEATERS, ANSI
Z21.11.2, ARE TO BE INSTALLED IN THIS
FIREPLACE.
A vent-free log may be installed in an aftermar-
ket,* permanently located, manufactured (mo-
bile) home, where not prohibited by locator.
*Aftermarket: Completion of sale, not for pur-
pose of resale, from the manufacturer.
Note: A hood must be installed when using
an vent-free gas log set (see Accessories,
page 18).
WARNING: Do not operate an
unvented gas log set in this fire-
place with the chimney removed.
If you install a decorative gas appliance
(vented gas log), the decorative gas appliance
must comply with the Standard for Decora-
tive Gas Appliance for Installation in Solid
Fuel Burning Fireplaces, ANSI Z21.60/CSA
2.26 or Z21.84 and shall also be installed
in accordance with the National Fuel Gas
Code, ANSI Z223.1/NFPA 54 National Fuel
Gas Codes (USA) and CAN/CGA-B149.1
National Gas And Propane Installation Code
(Canada) - latest edition.
WARNING: If the fireplace
has been used for wood burning,
the firebox and chimney must be
cleaned of soot, creosote and
ashes be a qualified chimney
cleaner. Creosote will ignite if
heavily heated.
WARNING: When using a
decorative vented gas log, the
damper must be removed or
permanently locked in the fully
open position and the glass
doors must be in the fully open
position.
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