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UNVENTED VENT-FREE FIREBOXES
INSTALLATION AND OPERATING INSTRUCTIONS
MODELS
GCUF32, GCUF36 and GCUF42
with 2-in-1 Flexible-Face
Radiant Conversion Kit
For use with a listed gas-fired
unvented decorative room heater
not to exceed 40,000 BTU/hr. Do
Not Build a Wood Fire.
Carefully review the instructions
supplied with the decorative type
unvented room heater for the mini-
mum fireplace size requirement.
DO NOT INSTALL AN APPLIANCE
IN THIS FIREBOX UNLESS THIS
FIREBOX MEETS THE MINIMUM
DIMENSIONS REQUIRED FOR
THE INSTALLATION.
If the information in this manual is not followed
exactly, a fire or explosion may result causing
If the information in this manual is not followed exactly,
property damage, personal injury or loss of life.
a fire or explosion may result causing property damage,
personal injury or loss of life.
– Do not store or use gasoline or other flammable
–
– WHAT TO DO IF YOU SMELL GAS
–
– Installation and service must be performed by
–
READ AND SAVE THESE INSTRUCTIONS
WARNINGS
WARNINGS
WARNINGS
vapors and liquids in the vicinity of this or any
Do not store or use gasoline or other flammable
other appliance.
vapors and liquids in the vicinity of this or any
other appliance.
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use
• Do not touch any electrical switch; do not use any
any phone in your building.
phone in your building.
• Immediately call your gas supplier from a
• Immediately call your gas supplier from a
neighbor's phone. Follow the gas supplier's
neighbor's phone. Follow the gas supplier's
instructions.
instructions.
• If you cannot reach your gas supplier, call the
• If you cannot reach your gas supplier, call the
fire department.
fire department.
Installation and service must be performed by
a qualified installer, service agency or the gas
a qualified installer, service agency or the gas
supplier.
supplier.
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Table of Contents
Related Manuals for Monessen Hearth GCUF32
Summary of Contents for Monessen Hearth GCUF32
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Page 1: Installation And Operating Instructions
UNVENTED VENT-FREE FIREBOXES INSTALLATION AND OPERATING INSTRUCTIONS MODELS GCUF32, GCUF36 and GCUF42 with 2-in-1 Flexible-Face Radiant Conversion Kit WARNINGS WARNINGS For use with a listed gas-fired WARNINGS unvented decorative room heater If the information in this manual is not followed not to exceed 40,000 BTU/hr. -
Page 2: Table Of Contents
CONTENTS Important Safety Information ......... 3 Canopy and Radiant Face Plates Installation ..13 Other Optional Equipment........14 Product Features ............5 Before You Start.............5 Forced Air Kit ............14 Brass or Chrome Louvers ........14 General Installation Information ......6 Brass or Chrome Trim..........14 Firebox External Dimensions .........6 Firebrick ...............14 Minimum Hearth Dimensions.........7 Optional Wide Canopy .........14... -
Page 3: Important Safety Information
IMPORTANT SAFETY INFORMATION INSTALLER OWNER Please leave these instructions with the owner. Please retain these instructions for future reference. IMPORTANT Read these instructions carefully before installing or trying to operate a vent-free gas heater in this firebox. • Any change to this heater or its controls can be dangerous. •... - Page 4 IMPORTANT SAFETY INFORMATION 24. Never burn solid fuels in a fireplace where a unvented Continued from page 3 room heater is installed. 16. Keep room area clear and free from combustible materi- als, gasoline and other flammable vapors and liquids. 25.
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Page 5: Product Features
The GCUF32, GCUF36 and GCUF42 Series are vent-free fireboxes. They feature a self contained heat-circulating system. These units also feature a 2-in1, flexible-face system that converts the circulating system into a radiant system in seconds. -
Page 6: General Installation Information
Plumb gas line. (Gas connections should only be performed by an experienced, licensed/certified tradesman). Install vent-free gas log heater per the instructions provided with the vent-free gas log heater. Complete finish wall material, surround and optional hearth extension to your individual taste. FIREBOX EXTERNAL DIMENSIONS GCUF32 GCUF36 GCUF42 �... -
Page 7: Minimum Hearth Dimensions
GENERAL INSTALLATION INFORMATION LOCATION OF FIREBOX MINIMUM HEARTH DIMENSIONS GCUF32 GCUF36 GCUF42 " " " " " " " " " " Figure 2 - Minimum Hearth Dimensions LOCATION OF FIREBOX Carefully select the best location for installation of your vent-free firebox. -
Page 8: Clearances And Height Requirements
CLEARANCES HEIGHT REQUIREMENTS Ensure that minimum clearances shown in Figures 4 through 7 are maintained. Left and right clearances are determined when facing the front of the firebox. Follow these instructions carefully to ensure safe installation. Failure to follow these requirements may create a fire hazard. - Page 9 19" 16" 12" Figure 5 - Mantel Clearances for Model GCUF32 Floor clearance: This inner chamber firebox floor must be installed at least 5" above any combustible flooring material, such as carpeting or asphalt tile, which is closer than 14" to the base of the firebox.
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Page 10: Fireplace Framing
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. GCUF32 GCUF36 GCUF42 Do not fill spaces around firebox with "... - Page 11 FIREPLACE FRAMING When finishing a custom cabinet, mantel, or other built-in enclosure, the opening size to accommodate the fireplace with trim installed is as follows: � GCUF32 with trim GCUF36 with trim GCUF42 with trim � " " " "...
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Page 12: Gas Line Installation
GAS LINE INSTALLATION Plumbing connections should only be performed by a qualified, licensed plumber. Main gas supply must be off when plumbing gas line to fireplace or performing service. Consult all local codes. All gas piping must be installed to comply with local codes, or in the absence of local codes, with the latest edition of the National Fuel Gas Code ANSI Z223.1/NFPA54. -
Page 13: Canopy And Radiant Face Plates Installation
CANOPY AND RADIANT FACE PLATES INSTALLATION INSTALLING CANOPY A canopy is furnished with each firebox and MUST be installed for safe operation. See Figure 14. The firebox canopy must not be modified or replaced with a canopy that may be provided with the unvented decorative room heater. -
Page 14: Other Optional Equipment
OPTIONAL EQUIPMENT FORCED AIR KIT (BLOT) If you are installing the forced air kit, Model BLO, on GCUF32B, GCUF36B or GCUF42B models, see the installation instructions provided with the kit for electrical wiring requirements, or the blower installation section. The firebox must be connected to main power supply at time of firebox installation. -
Page 15: Illustrated Parts Breakdown
ILLUSTRATED PARTS LIST ITEM DESCRIPTION QTY GCUF32B GCUF36B GCUF42B Canopy 26D0713 26D0715 26D0717 Screen Panel 26D0131 26D0131 26D0131 Screen Rod 26D0138k 26D0132k 26D0133k Black Louver 26D0695 26D0697 26D0699 ACCESSORIES IN KITS Standard Brass Canopy BRCU32 BRCU36 BRCU42 Wide Brass Canopy BRC32 BRC36 BRC42... -
Page 16: Warranty
Free Ceramic Fiber Logs, Catalytic Filter and Aluminized Burners. BASIC WARRANTY Monessen Hearth Systems (MHS) warrants the components and materials in your gas appliance to be free from manufacturing and material defects for a period of two years from date of installation. After installation, if any of the components manufactured by MHS in the appliance are found to be defective in materials or workmanship, MHS will, at its option, replace or repair the defective components at no charge to the original owner.