Superior MHW36R Installation And Operation Instructions Manual page 14

OPTIONAL GAS LINE INSTALLATION
Continued
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 25, 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.
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 OPERATE ANY APPLIANCE IF A LEAK IS
DETECTED. LEAK TESTING SHOULD BE DONE BY
A QUALIFIED SERVICE PERSON.
Outside of
Fireplace
Incoming 1/2"
Gas Line
Black Iron Pipe
Conduit
Seal Opening
with Refractory
Repack
Cement
Insulation
Figure 25 - Gas Line Installation
14
CAUTION
Side Firebrick
Finished Side
Provide Enough Threaded
End for Fitting Connection
SuperiorFireplaces.US.com
NOTE: Secure incoming gas line to wood framing 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 aftermarket,* permanently located,
manufactured (mobile) home, where not prohibited by locator.
*Aftermarket: Completion of sale, not for purpose of resale, from the
manufacturer.
NOTE: A hood must be installed when using an vent-free gas log set (see
Accessories, page 19).
If you install a decorative gas appliance (vented gas log), the decorative
gas appliance must comply with the Standard for Decorative 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
Do not operate an unvented gas log set in this
fireplace with the chimney removed.
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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