Monessen Hearth DLX28 - Manual (Page 17)

14D2099 17
W
ARNING
Damper Stop
Damper
W
ARNING
Figure 13 - Damper Stop Installation.
(See WARNING at top of next page.)
FIREPLACE PREPARATION
BEFORE FULLY INSTALLING THE UNIT:
• Turn OFF the gas supply to the fireplace or firebox.
• Seal any fresh air vents and/or ash clean-out doors located on the floor or wall of the fireplace. If left unsealed, drafting
may cause pilot outage or sooting. Use a heat resistant sealant. Do not seal the chimney flue damper.
Before installing in a solid fuel
burning fireplace, The chimney flue
and firebox must be cleaned of soot,
creosote, ashes and loose paint by a
qualified chimney cleaner.
INSTALLING VENTED APPLICATIONS
Manual and millivolt controlled gas logs may be installed as a vented decorative log set in compliance with ANSI Z21.60 and
National Fuel Gas Code, Section 6.6 Since, the gas logs are operated with the damper open, non-combustible material and
minimum mantel requirements do not apply.
BEFORE INSTALLING THE APPLIANCE:
• Turn off gas supply to fireplace or firebox.
• Have the fireplace floor and chimney professionally cleaned to remove ashes, soot, creosote or other obstructions. Have
this cleaning performed annually after installation.
• Seal any fresh air vents or ash clean-out doors located on floor or wall of fireplace. If not, drafting may cause pilot
outage or sooting. Use a heat-resistant sealant. Do not seal chimney flue damper.
Install and operate the appliance as directed in this
manual.
DAMPER STOP INSTALLATION:
A damper stop must be provided with the unit. Contact your
dealer to obtain one. The damper stop must be installed as
shown in Figure 13 to prevent full closure of the fireplace
damper blade and provide a minimum 29 square inch flue
opening.
This appliance is for installation only in a solid fuel burning
fireplace (masonry fireplace or manufactured fireplace) with
a working flue and constructed of noncombustible material.
Exception: DO NOT install this applicance in a factory-built
fireplace that includes instructions stating it has not been
tested or should not be used with unvented gas logs.