Monessen Hearth HBDV400N/PSC7 - Manual (Page 7)

HBDV7 Series Direct Vent Gas Fireplace
54D8000 7
W
ARNING
Do not fill spaces around firebox with
insulation or other materials. this could
cause a fire.
FIReBox FRAMING
Firebox framing can be built before or after the appliance
is set in place. Refer to Figure 2 for fireplace and framing
dimensions. Construct firebox framing following Figure 2
for your specific installation requirements. The framing
headers may rest on the top of the firebox standoffs. Do
not bring headers below top of standoffs.
The firebox may be installed directly on a combustible floor
or raised on a platform of an appropriate height. When
the firebox is installed directly on carpeting, tile, or other
combustible material, other than wood flooring, the firebox
shall be installed on a metal or wood panel extending the
full width and depth of the enclosure.
PRe-INStAllAtIoN INFoRMAtIoN
FIRePlACe loCAtIoN
Plan for the installation of your appliance. This includes
determining where the unit is to be installed, the vent con-
figuration to be used, framing and finishing details, and
whether any optional accessories (i.e. blower, wall switch,
or remote control) are desired. Consult your local building
code agency to ensure compliance with local codes, includ-
ing permits and inspections.
The following factors should be taken into consideration:
• Clearance to side-wall, ceiling, woodwork, and windows.
Minimum clearances to combustibles must be main-
tained.
• This fireplace may be installed along a wall, across a
corner, or use an exterior chase. Refer to Figure 3 for
suggested locations.
• Location should be out of high traffic areas and away
from furniture and draperies due to heat from appli-
ance.
• Never obstruct the front opening of the fireplace.
• Do not install in the vicinity where gasoline or other
flammable liquids may be stored.
• Vent pipe routing. Refer to Venting section found in this
manual for allowable venting configurations.
• These units can be installed in a bedroom. See National
Fuel Gas Code ANSI Z33.1/NFPA 54 — (current
edition), the Uniform Mechanical Code — (current edi-
tion), and Local Building Codes for specific installation
requirements.
Y
E A
B
C
D
F
Y
B
X
LU584-1
Locating unit
2/4/99 djt
A Flat on Wall
B Cross Corner
C Island**
D Room Divider*
E Flat on Wall Corner*
F Chase Installation
Y 4” Minimum
** Island (C) and room divider (D) installation is possible as long
as the horizontal portion of vent system (X) does not exceed
0'. Refer to Termination Location on Pages 12 and 13.
* When you install your fireplace in (D) room divider or (E)
flat on wall corner positions (Y), a minimum of 6" clearance
must be maintained from perpendicular wall and front of
fireplace.
Figure 3 -
Fireplace Locations
N
ote
ColD ClIMAte INSulAtIoN
If you live in a cold climate, seal all cracks around your appliance, and
wherever cold air could enter the room, with noncombustible material. It
is especially important to insulate the outside chase cavity between the
studs and under the floor on which the appliance rests, if the floor is above
ground level.