Vent-Free Fireboxes
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Models: UVSTR36, UVCVR36
INSTALLER/CONSUMER
SAFETY INFORMATION
DO NOT INSTALL THE APPLIANCE IN
THIS FIREBOX, UNLESS THIS
FIREBOX MEETS THE MINIMUM
DIMENSIONS REQUIRED FOR THE
INSTALLATION.
WARNING: If the information in this
manual is not followed exactly, a fire or
explosion may result causing property
damage, personal injury or loss of life.
FOR USE ONLY WITH A LISTED
GAS-FIRED, UNVENTED,
DECORATIVE ROOM HEATER NOT TO
EXCEED 40,000 BTU/H
DO NOT BUILD A WOOD FIRE.
DUE TO HIGH TEMPERATURES, THE
APPLIANCE SHOULD BE LOCATED
OUT OF TRAFFIC AND AWAY FROM
FURNITURE AND DRAPERIES.
UVCVR36
Do not attempt to modify or alter the
construction of the appliance or its
components. Any modification or
Homeowner's Installation and
alteration of construction may void the
warranty of these units.
Operating Manual
Do not store or use gasoline or other
flammable vapors and liquids in the
vicinity of this or any other appliance.
Improper maintenance or service can
cause injury or property damage. Refer
to this manual. For additional infor-
These Ventless Fireboxes are design
certified to ANSI 21.91.2001 and are for
use with any ANSI Z21.11.2 Unvented
Room Heaters.
mation, consult a qualified installer,
service agency, or the gas supplier.
Carefully review the instructions supplied
with the decorative type unvented room
heater for the minimum fireplace size
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
requirement.
UVSTR36
7412960 10/06 Rev. 4
UVSTR / UVCVR Series Vent-Free Fireboxes
Description
The UVSTR36 and UVCVR36 models are ventless fireboxes designed for installation with any ventless
gas log set for a see-through application and certified to ANSI Z21.11.2 standards. THESE UNITS ARE
DESIGNED FOR A MAXIMUM OF 40,000 BTU. Optional hoods are available. Refer to page 13.
For Your Safety
• Do not place clothing or other flammable material on or near the appliance.
• Children and adults should be alerted to the hazards of high surface temperature and should stay away
to avoid burns or clothing ignition.
• Young children should be carefully supervised when they are in the same room as the appliance.
Table of Contents
Description and Available Models . . . . . . . . . . . . 2
General Information . . . . . . . . . . . . . . . . . . . . . . . 3
Specifications and Framing
Clearances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Maintenance. . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Replacement Parts. . . . . . . . . . . . . . . . . . . . . . . 11
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Warranty
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
. . . . . . . . . . . . . . . . . 4
2
7412960
UVSTR / UVCVR Series Vent-Free Fireboxes
General Information
DO NOT BURN WOOD OR OTHER MATERIALS IN THESE FIREBOXES.
General Information
The installation must conform with local building codes
or, in the absence of local codes, with the National Fuel
Gas Code, ANSI Z223.1/NFPA 54 (latest edition) and
with the National Electrical Code, ANSI/NFPA70 (latest
edition).
In the Commonwealth of Massachusetts, all gas fitting
and installation of this heater shall only be done by a
licensed gas fitter or licensed plumber.
NOTE: Installation and repair should be done by a qualified service person. The firebox should be inspected
before use and at least annually by a qualified service
person. More frequent cleaning may be required due
to excessive lint form carpeting, bedding material, etc.
It is imperative that control compartment, burners, and
circulating air passageways of the firebox be kept clean.
Any safety screen or guard removed for servicing the
firebox must be replaced prior to operating the firebox.
Provide adequate combustion and ventilation air.
The flow of combustion and ventilation air MUST NOT
be obstructed.
Provide adequate clearance around air openings into
the combustion chamber and adequate accessibility
clearance for servicing and proper operation. NEVER
obstruct the opening of the firebox.
These models may NOT be installed in a bedroom
or bathroom.
Glass doors are NOT available for these fireboxes.
WARNING: Check with your electronics manufacturer before installing a television or other electronic
device above this fireplace.
Installation Precautions
This Majestic Fireplaces firebox and its components
have been tested and will operate safely when installed
in accordance with this installation manual. Read all instructions before starting installation, then follow these
instructions carefully during installation to maximize
firebox benefit and safety. Report to your dealer any
parts damaged in shipment.
This firebox is a highly engineered system. Unless you
use CFM Corporation components which have been
designed for the system, you may create a possible fire
hazard.
CFM Corporation warranty will be voided by, and
CFM Corporation disclaims any responsibility for,
the following actions:
• Installation of any damaged firebox.
• Modification of the firebox or any of the compo
nent parts thereof.
• Installation other than as instructed by CFM Corporation.
• Installation and/or use of any component part
or accessory not manufactured or approved by
CFM Corporation in combination or assembly
with a Majestic Fireplaces firebox, notwithstanding any independent testing laboratory or other
third party approval of such component part or
accessory.
Any such action may create a possible fire hazard.
Consult your local building codes.
Proposition 65 Warning:
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
Fuels used in gas, wood-
-
7412960
Fireplace Screen
The fireplace screen must be in place when the firebox
is operating, and unless other provisions for combustion
air are made, the screen must have openings for the
introduction for combustion air.
WARNING: Be sure to read complete Vent
Free Gas Log Heater and Vent-Free Fireplace Installation and Operating Instructions before installing this product.
3
UVSTR / UVCVR Series Vent-Free Fireboxes
36"
36"
40
"
"
40"
"
"
"
Gas Line
Access
Rough
Opening
Height
"
"
"
Recessed
Nailing
Flange
Framing Recess
Rough
Opening
Depth
12"
24"
14"
"
Outside
Air
36"
"
40"
36"
"
40"
"
"
"
Gas Line
Access
Rough
Opening
Height
"
"
Recessed
Nailing
Flange
Rough Opening Width 41"
Rough
Opening
Depth
24"
12"
14"
Outside Air
UVSTR36 Specifications
Fig. 1 UVSTR36 Series specification and framing dimensions.
UVCVR36 Specifications
FP676
Fig. 2 UVCVR36 Series specification and framing dimensions.
4
FP677
7412960
UVSTR / UVCVR Series Vent-Free Fireboxes
42" Min.
36"
11" Min.
(Front View)
CEILING
(Side View)
STAND-OFF
4"
8"
12"
8"
Seal with
noncombustible
material
MANTEL
SHELF
DRYWALL
Front leg
of grate
3"
(Side View)
FIREBOX
COMBUSTIBLE
MANTEL
TRIM
LEG
MANTEL TRIM
FINISHED WALL
4¹⁄₂"
2"
4¹⁄₂"
NONCOMBUSTIBLE
FACING MATERIAL
(Top View)
1¹⁄₂"
HEADER
2"
A
B
3A 3B
Fig. 3 Clearances to combustibles.
Minimum Clearances
Sidewall Clearances:
The clearance from the side of the firebox to any combustible wall should not be less than 11" . (Fig. 3A)
Ceiling Clearances:
The ceiling height should not be less than 42" from the
top of the fireplace opening. (Fig. 3A)
Mantel Clearances:
If a combustible mantel is installed, it must meet the
clearance requirements detailed in Figure 3A. A mantel
breastplate can be installed at a minimum height of 8"
with a maximum projection of 1¹⁄₂".
Grate Clearance:
The minimum clearance between the front legs of the
grate and front edge of the fireplace is 3" . (Fig. 3B)
FP679
FP1545
Front/Back Width Side Width
A B
UVSTR/UVCVR36 29" 17
Fig. 4 Hearth dimensions.
¹⁄₈"
7412960
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