2
424WBST Designer Woodburning Fireplaces
87D1506
Safety Information
PLeASe ReAD THIS MANUAL BeFORe INSTALLINg AND USINg FIRePLACe.
IMPORTANT:
Read all instructions and warnings carefully before starting installation. Failure to
follow these instructions may result in a possible fire hazard and will void the warranty.
Description
The 424WBST fireplaces are multi-side solid fuel, wood-
burning fireplaces. These are radiant models only and
include a preinstalled outside air kit.
Precautions
Monessen Fireplaces and component parts have been
highly tested and will operate safely when installed in
accordance with instructions provided in this manual.
Carefully read and understand all instructions
before
beginning installation.
If you notice any damage to fireplace or component parts,
immediately report damage to your Monessen Fireplaces
dealer.
Only use MHSC components or the warranty will be
voided and a fire hazard may be created.
MHSC warranty will be voided by and MHSC
disclaims
any responsibility for the following actions:
•
Installation by any other than a qualified install-
er, preferably NFI or WeTT (Canada) certified.
•
Installation of any damaged fireplace or chim-
ney component;
•
Modification of fireplace, chimney assembly or
any component parts thereof; (except for chase
flashings as detailed in the Chimney Top instal-
lation instructions).
•
Installation other than as instructed by MHSC;
or
•
Installation and/or use of any component part
not manufactured or approved by MHSC in
combination or assembly with a Monessen Fire-
places fireplace system, notwithstanding any
independent testing laboratory or other third
party approval of such component parts or ac-
cessory.
Any such action may possibly cause a fire hazard.
Consult local building codes to ensure that you are in
compliance
before
installing the fireplace.
Fireplaces must be vented to the out-of-doors.
Do not obstruct or modify air inlets/outlets in any
manner.
Do not install combustible materials on any of the
black fireplace surround.
Burn only solid wood fuel or gas logs.
Do not install a solid fuel burning insert or other
products not specified for use with this fireplace.
Proposition 65 Warning:
Fuels used in gas, wood-
burning or oil fired appliances, and the products of
combustion of such fuels, contain chemicals known to
the State of California to cause cancer, birth defects
and other reproductive harm.
California Health & Safety Code Sec. 25249.6
WARNINg: Check with your electronics manufacturer
before installing a television or other electronic de-
vice above this fireplace.
Drafts
The fireplace should not be located in areas that create
drafts (ie: frequently opened doors and central heating air
inlets/outlets) that hamper the normal flow of air into the
fire.
gas Logs
If you plan to install a gas log, the gas line should be
installed
before
framing the fireplace. The gas line must
be installed by a certified gas line installer.
424WBST
Listed
UL 127 / ULC-S610
Standard for Factory Built Fireplaces
Safety Information . . . . . . . . . . . . . . . . . . 2
Specifications and Framing . . . . . . . . . . 3
Parts Identification . . . . . . . . . . . . . . . . . 4
Chimney Requirements . . . . . . . . . . . . . 6
Planning Information . . . . . . . . . . . . . . . . 7
Installation . . . . . . . . . . . . . . . . . . . . . . . 8
Replacement Parts . . . . . . . . . . . . . . . . 20
Accessories . . . . . . . . . . . . . . . . . . . . . 22
Table of Contents