Monessen Hearth DEB30 User Manual

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18 
44D0060
Damper Stop
Damper
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.
INSTALLING VENTED APPLICATIONS
Manual and milli-volt 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 mate-
rial 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. 
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.
Before installing in a solid fuel burning 
fi replace, The chimney fl ue and fi rebox 
must be cleaned of soot, creosote, 
ashes and loose paint by a qualifi ed 
chimney cleaner. 
W
ARNING
This appliance is for installation only in a solid fuel burning fi replace (masonry fi replace 
or manufactured fi replace) with a working fl ue and constructed of noncombustible 
material.
Exception:  DO NOT install this appliance in a factory-built fi replace that includes 
instructions stating that it has not been tested or should not be used with unvented 
gas logs. This log set may be installed as a vented log set. 
W
ARNING