FMI MF42IPV, MF42IPR, MF48INV, MF48IPV, MF48IPR Owner's Operation And Installation Manual

...
Page 1
UNVENTED (VENT-FREE) GAS LOG HEATER
P F S
®
US
OWNER’S OPERATION AND INSTALLATION MANUAL
REMOTE-READy LOG SET AND BURNER SySTEM MODELS
MF42INR, MF42IPR, MF48INR, MF48IPR
VARIABLE-REMOTE LOG SET AND BURNER SySTEM MODELS
MF42INV, MF42IPV, MF48INV, MF48IPV
MF42 MODELS MAY BE USED WITH LMF42-SC LOGS ONLY
MF48 MODELS MAY BE USED WITH LMF48-SC LOGS ONLY
WARNING: If the information in this manual is not
followed exactly, a re or explosion may result causing property damage, personal injury or loss of life.
— Do not store or use gasoline or other ammable
vapors and liquids in the vicinity of this or any other appliance.
— WHAT TO DO IF YOU SMELL GAS
• Do not touch any electrical switch; do not use any phone in your building.
• Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.
• If you cannot reach your gas supplier, call the re department.
— Installation and service must be performed by a quali-
ed installer, service agency or the gas supplier.
INSTALLER: Leave this manual with the appliance. CONSUMER: Retain this manual for future reference.
For more information, visit www.fmiproducts.com
Page 2
TABLE OF CONTENTS
Safety .................................................................. 2
Product Identication ........................................... 5
Local Codes......................................................... 5
Optional Remote Control Accessories ................. 5
Unpacking............................................................ 5
Product Features ................................................. 6
Air For Combustion and Ventilation ..................... 6
Installation ........................................................... 8
Operation ........................................................... 23
Inspecting Burners............................................. 29

SAFETy

WARNING: Improper
installation, adjustment,
alteration, service or main-
tenance can cause injury or property damage. Refer
to this manual for correct
installation and operation­al procedures. For assis-
tance or additional infor-
mation consult a qualied installer, service agency or the gas supplier.
WARNING: This ap­pliance is for installation only in a solid-fuel burn­ing masonry or UL127 factory-built replace or in a listed ventless rebox enclosure. It is design-cer­tied for these installations
in accordance with ANSI
Z21.11.2. Exception: Do not install this appliance in a factory-built replace that
includes instructions stat-
ing it has not been tested or should not be used with unvented gas logs.
Cleaning and Maintenance ................................ 30
Specications .................................................... 31
Wiring Diagram .................................................. 31
Troubleshooting ................................................. 32
Parts .................................................................. 36
Replacement Parts ............................................ 39
Service Hints ..................................................... 39
Technical Service............................................... 39
Accessories ....................................................... 40
Warranty ..............................................Back Cover
WARNING: This is an
unvented gas-red heat­er. It uses air (oxygen)
from the room in which
it is installed. Provisions for adequate combustion
and ventilation air must
be provided. Refer to Air for Combustion and Ven­tilation section on page 6
of this manual.
This appliance may be in-
stalled in an aftermarket,*
perma n ently locat e d, manufactured (mobile) home, where not prohib­ited by local codes.
This appliance is only for use with the type of gas indicated on the rating plate. This appliance is not convertible for use with other gases.
* Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer
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125568-01A2
Page 3
SAFETy
Continued
WARNING: This product con-
tains and/or generates chemicals
known to the state of California
to cause cancer or birth defects or other reproductive harm.
IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, op­erate or service this replace. Improper use of this replace can cause serious injury or death from burns, re, explo­sion, electrical shock and carbon monoxide poisoning.
DANGER: Carbon monoxide
poisoning may lead to death!
Carbon Monoxide Poisoning: Early signs of
carbon monoxide poisoning resemble the u, with headaches, dizziness or nausea. If you have these signs, the replace may not be
working properly. Get fresh air at once! Have replace serviced. Some people are more af­fected by carbon monoxide than others. These
include pregnant women, people with heart or lung disease or anemia, those under the inu-
ence of alcohol and those at high altitudes. Natural and Propane/LP
odor-making agent is added to these gases. The odor helps you detect a gas leak. How-
ever, the odor added to the gas can fade. Gas
may be present even though no odor exists. Make certain you read and understand all
warnings. Keep this manual for reference. It is your guide to safe and proper operation of
this replace.
gases are odorless. An
WARNING: Any change to
this heater or its controls can
be dangerous.
WARNING: Do not allow fans
to blow directly into the replace. Avoid any drafts that alter burner ame patterns. Ceiling fans can create drafts that alter burner ame patterns. Altered burner patterns can cause sooting.
Due to high temperatures, the appliance should be located out of trafc and away from furniture and draperies.
Do not place clothing or other ammable material on or near the appliance. Never place any objects on the heater.
Heater base assembly becomes very hot when running heater. Keep children and adults away from hot surface to avoid burns or clothing ignition. Heater
will remain hot for a time after
shutdown. Allow surface to cool before touching.
Carefully supervise young chil-
dren when they are in the room
with heater. When using the hand­held remote accessory, keep se­lector switch in the OFF position to prevent children from turning on burners with remote.
You must operate this heater with the replace screen and hood in place. Make sure re­place screen and hood are in place before running heater.
WARNING: Do not use a
blower insert, heat exchanger insert or other accessory not ap­proved for use with this heater.
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Keep the appliance area clear and free from combustible ma­terials, gasoline and other am­mable vapors and liquids.
Page 4
SAFETy
Continued
1. This appliance is only for use with the type of gas indicated on the rating plate. This appliance is not convertible for use with other gases.
2. Do not place propane/LP supply tank(s) inside any structure. Locate propane/LP supply tank(s) outdoors (propane/LP units only).
3. If you smell gas
• shut off gas supply
• do not try to light any appliance
• do not touch any electrical switch; do not
use any phone in your building
• immediately call your gas supplier from
a neighbor’s phone. Follow the gas sup­plier’s instructions
• if you cannot reach your gas supplier,
call the re department
4. This heater shall not be installed in a bed-
room or bathroom, unless installed as a
vented appliance. See Installing Damper Clamp Accessory for Vented Operation,
page 12. This gas log set may not be installed as a vented appliance in a bed­room or bathroom in the Commonwealth of Massachusetts.
5. Before installing in a solid fuel burning re­place, the chimney ue and rebox must be cleaned of soot, creosote, ashes and loose paint by a qualied chimney cleaner.
Creosote will ignite if highly heated. A dirty
chimney ue may create and distribute
soot within the house. Inspect chimney
ue for damage. If damaged, repair ue and rebox before operating heater.
6. Do not burn solid-fuel in a masonry or
UL127 factory-built replace in which a
vent-free room heater is installed.
7. If replace has glass doors, never operate
this heater with glass doors closed. If you
operate heater with doors closed, heat buildup inside replace will cause glass to
burst. Make sure there are no obstructions
across openings of replace.
8. To prevent the creation of soot, follow the
instructions in Cleaning and Maintenance, page 30.
9. Before using furniture polish, wax, carpet cleaner or similar products, turn heater off. If heated, the vapors from these products may
create a white powder residue within burner box or on adjacent walls and furniture.
10. This heater needs fresh, outside air ven­tilation to run properly. This heater has an Oxygen Depletion Sensing (ODS) safety shutoff system. The ODS shuts down the heater if enough fresh air is not available. See Air for Combustion and Ventilation,
page 6. If heater keeps shutting off, see Troubleshooting, page 32.
11. Do not run heater
• where ammable liquids or vapors are
used or stored
• under dusty conditions
12. Do not use this heater to cook food or burn paper or other objects.
13. Do not use heater if any part has been ex­posed to or under water. Immediately call
a qualied service technician to inspect
the room heater and to replace any part of the control system and any gas control which has been under water.
14. Do not operate heater if any log is broken. Do not operate heater if a log is chipped
(dime-sized or larger).
15. Turn heater off and let cool before servic-
ing, installing or repairing. Make sure the
selector switch is in the OFF position. Only
a qualied service person should install,
service or repair heater.
16. Make sure the selector switch is in the OFF position when you are away from home for long periods of time.
17. Remote-ready heaters must not be con­nected to any external electrical source.
18. Operating heater above elevations of
4,500 feet may cause pilot outage.
19. To prevent performance problems, do
not use propane/LP fuel tank of less than 100 lb. capacity (propane/LP units only).
20. Provide adequate clearances around air openings.
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125568-01A4
Page 5

PRODUCT IDENTIFICATION

Chassis Control
Glowing
Embers
MF Model Series
Figure 1 - Product Identication
Knob
Flame Adjustment Knob

LOCAL CODES

Install and use heater with care. Follow all
local codes. In the absence of local codes,
use the latest edition of The National Fuel Gas Code, ANSI Z223.1/NFPA 54*.
*Available from:
American National Standards Institute, Inc.
National Fire Protection Association, Inc.
1430 Broadway
New York, NY 10018
Batterymarch Park
Quincy, MA 02269
OPTIONAL REMOTE
CONTROL ACCESSORIES
There are four optional remote controls that can be purchased separately for Remote­Ready Models Only:
• wall switch
• hand-held ON/OFF remote
• wall thermostat
• hand-held thermostat remote
See Accessories, page 40. The wall thermostat or hand-held thermostat
may not be used where vented decorative list­ing is required.
Variable remote control models include a ther­mostat remote control.
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State of Massachusetts: The installa­tion must be made by a licensed plumber or gas fitter in the Commonwealth of Massachusetts.
Sellers of unvented propane or natural
gas-red supplemental room heaters shall
provide to each purchaser a copy of 527 CMR 30 upon sale of the unit.
Vent-free gas products are prohibited for bedroom and bathroom installation in the Commonwealth of Massachusetts.

UNPACkING

CAUTION: Do not remove the
data plates from the grate as­sembly. The data plates contain important warranty and safety information.
1. Remove logs and heater base assembly from carton(s).
Note: Do not pick up heater base assem-
bly by burners. This could damage heater. Always handle base assembly by grate.
2. Remove all protective packaging applied to logs and heater for shipment.
3. Check heater for any shipping damage. If
heater is damaged call FMI PRODUCTS,
LLC at 1-866-328-4537 for replacement parts before returning to dealer.
Page 6

PRODUCT FEATURES

OPERATION
This heater is clean burning. It requires no outside venting. There is no heat loss out a vent or up a chimney. Heat is generated by
both realistic ames and glowing coals. This
heater is designed for vent-free operation
with ue damper closed. It has been tested
and approved to ANSI Z21.11.2 standard for unvented heaters. State and local codes in some areas prohibit the use of vent-free heat­ers. This heater may also be operated as a vented decorative (ANSI Z21.60) product by
opening the ue damper.

AIR FOR COMBUSTION AND VENTILATION

WARNING: This heater shall
not be installed in a room or space unless the required volume of indoor combustion air is provided by the method described in the
National Fuel Gas Code, ANSI Z223.1/NFPA 54, the International Fuel Gas Code, or applicable
local codes. Read the following instructions to insure proper fresh air for this and other fuel-burning appliances in your home.
Today’s homes are built more energy efcient than ever. New materials, increased insulation
and new construction methods help reduce heat loss in homes. Home owners weather strip and caulk around windows and doors to keep the cold air out and the warm air in. Dur-
ing heating months, home owners want their
homes as airtight as possible. While it is good to make your home energy
efcient, your home needs to breathe. Fresh
air must enter your home. All fuel-burning ap­pliances need fresh air for proper combustion and ventilation.
Exhaust fans, replaces, clothes dryers and
fuel burning appliances draw air from the house to operate. You must provide adequate fresh air for these appliances. This will insure proper venting of vented fuel-burning appliances.
PROVIDING ADEQUATE
VENTILATION
The following are excerpts from National Fuel Gas Code, ANSI Z223.1/NFPA 54, Air for Combustion and Ventilation.
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SAFETY DEVICE
This heater has a pilot with an Oxygen Deple­tion Sensing (ODS) safety shutoff system. The ODS/pilot is a required feature for vent-free room heaters. The ODS/pilot shuts off the heater if there is not enough fresh air.
ELECTRONIC IGNITION SYSTEM
This heater has an electronic ignitor to light heater fuel supply.
All spaces in homes fall into one of the three
following ventilation classications:
1. Unusually Tight Construction
2. Unconned Space
3. Conned Space
The information on pages 6 through 8 will help you classify your space and provide adequate ventilation.
Unusually Tight Construction
The air that leaks around doors and windows may provide enough fresh air for combustion
and ventilation. However, in buildings of un­usually tight construction, you must provide
additional fresh air.
Unusually tight construction is dened as
construction where:
a. walls and ceilings exposed to the out-
side atmosphere have a continuous water vapor retarder with a rating of one perm (6 x 10 less with openings gasketed or sealed
and
b. weather stripping has been added on
openable windows and doors and
c. caulking or sealants are applied to
areas such as joints around window and door frames, between sole plates and oors, between wall-ceiling joints, between wall panels, at penetrations for plumbing, electrical and gas lines and at other openings.
If your home meets all of the three criteria
above, you must provide additional fresh air.
See Ventilation Air From Outdoors, page 8. If your home does not meet all of the three
criteria above, proceed to Determining Fresh­Air Flow For Heater Location, page 7.
-11
kg per pa-sec-m2) or
125568-01A6
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AIR FOR COMBUSTION AND VENTILATION
Continued
Conned and Unconned Space
The National Fuel Gas Code, ANSI Z223.1/ NFPA 54 denes a conned space as a space
whose volume is less than 50 cubic feet per
1,000 Btu/hr (4.8 m3 per kw) of the aggregate
input rating of all appliances installed in that
space and an unconned space as a space
whose volume is not less than 50 cubic feet
per 1,000 Btu/hr (4.8 m
3
per kw) of the ag­gregate input rating of all appliances installed in that space. Rooms communicating directly with the space in which the appliances are
installed*, through openings not furnished with doors, are considered a part of the un­conned space.
* Adjoining rooms are communicating only if there are doorless passageways or ventilation grills between them.
DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION
Determining if You Have a Conned or Unconned Space
Use this work sheet to determine if you have
a conned or unconned space.
Space: Includes the room in which you will install
replace plus any adjoining rooms with door­less passageways or ventilation grills between the rooms.
1. Determine the volume of the space (length
x width x height).
Length x Width x Height =__________cu. ft.
(volume of space)
Example: Space size 20 ft. (length) x 16 ft.
(width) x 8 ft. (ceiling height) = 2560 cu. ft. (volume of space)
If additional ventilation to adjoining room
is supplied with grills or openings, add the
volume of these rooms to the total volume of the space.
2. Multiply the space volume by 20 to determine
the maximum Btu/Hr the space can support.
________ (volume of space) x 20 = (Maxi-
mum Btu/Hr the space can support) Example: 2560 cu. ft. (volume of space) x 20
= 51,200 (maximum Btu/Hr the space can
support)
3. Add the Btu/Hr of all fuel burning appliances
in the space.
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Vent-free replace __________ Btu/Hr Gas water heater* __________ Btu/Hr Gas furnace __________ Btu/Hr
Vented gas heater __________ Btu/Hr Gas replace logs __________ Btu/Hr Other gas appliances* + _________ Btu/Hr Total = _________Btu/Hr * Do not include direct-vent gas appliances.
Direct-vent draws combustion air from the outdoors and vents to the outdoors.
Example:
Gas water heater __________ Btu/Hr Vent-free replace + _________Btu/Hr
Total = _________Btu/Hr
4. Compare the maximum Btu/Hr the space can support with the actual amount of Btu/ Hr used.
______Btu/Hr (maximum the space can
support)
______Btu/Hr (actual amount used) Example: 51,200 Btu/Hr (maxim um th e
space can support)
73,000 Btu/Hr (actual amount of
Btu/Hr used)
The space in the above example is a conned
space because the actual Btu/Hr used is more than the maximum Btu/Hr the space can sup­port. You must provide additional fresh air. Your options are as follows:
A. Rework worksheet, adding the space of an
adjoining room. If the extra space provides an unconned space, remove door to adjoin­ing room or add ventilation grills between rooms. See Ventilation Air From Inside Building, page 8.
B. Vent room directly to the outdoors. See
Ventilation Air From Outdoors, page 8.
C. Install a lower Btu/Hr replace, if lower Btu/
Hr size makes room unconned.
If the actual Btu/Hr used is less than the maxi-
mum Btu/Hr the space can support, the space is an unconned space. You will need no additional
fresh air ventilation.
40,000 33,000 73,000
WARNING: If the area in which
the heater may be operated does not meet the required volume for indoor combustion air, combus­tion and ventilation air shall be provided by one of the methods described in the National Fuel
Gas Code, ANSI Z223.1/NFPA 54, the International Fuel Gas Code,
or applicable local codes.
Page 8
AIR FOR COMBUSTION AND VENTILATION
Outlet Air
Ve ntilated Attic
Outlet
A
ir
Inlet Air
Inlet Air
Ve ntilated
Crawl Space
T o
Crawl
Space
T o Attic
Or
Remove Door into Adjoining
Room, Option
3
Ve ntilation Grills
Into Adjoining Room,
Option 2
Ve ntilation
Grills Into
Adjoining
Room,
Option 1
12"
12"
Continued
VENTILATION AIR
Ventilation Air From Inside Building
This fresh air would come from an adjoining
unconned space. When ventilating to an adjoining unconned space, you must provide
two permanent openings: one within 12" of the
ceiling and one within 12" of the oor on the
wall connecting the two spaces (see options
1 and 2, Figure 2). You can also remove door into adjoining room (see option 3, Figure 2).
Follow the National Fuel Gas Code, ANSI Z223.1/NFPA 54, Air for Combustion and Ventilation for required size of ventilation
grills or ducts.
Figure 2 - Ventilation Air from Inside Building
Ventilation Air From Outdoors
Provide extra fresh air by using ventilation grills or ducts. You must provide two perma­nent openings: one within 12" of the ceiling
and one within 12" of the oor. Connect these
items directly to the outdoors or spaces open to the outdoors. These spaces include attics and crawl spaces. Follow the National Fuel
Gas Code, ANSI Z223.1/NFPA 54, Air for Combustion and Ventilation for required size
of ventilation grills or ducts. IMPORTANT: Do not provide openings for
inlet or outlet air into attic if attic has a thermo­stat-controlled power vent. Heated air entering the attic will activate the power vent.
Figure 3 - Ventilation Air from Outdoors

INSTALLATION

NOTICE: This heater is intended
for use as supplemental heat. Use this heater along with your primary heating system. Do not install this heater as your pri­mary heat source. If you have a central heating system, you may run system’s circulating blower while using heater. This will help circulate the heat throughout the house. In the event of a power outage, you can use this heater as your primary heat source.
WARNING: A qualied ser­vice person must install heater. Follow all local codes.
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NOTICE: State or local codes
may only allow operation of this appliance in a vented congura­tion. Check your state or local codes.
WARNING: Make sure the
selector switch is in the OFF po­sition before installing heater.
WARNING: Seal any fresh
air vents or ash clean-out doors
located on oor or wall of re­place. If not, drafting may cause pilot outage or sooting. Use a heat-resistant sealant. Do not seal chimney ue damper.
125568-01A8
Page 9
INSTALLATION
Continued
WARNING: Before installing in a solid fuel burning replace, the chimney ue and rebox must be cleaned of soot, creo­sote, ashes and loose paint by a qualified chimney cleaner. Creosote will ignite if highly heated. A dirty chimney ue may create and distribute soot within the house. Inspect chimney and rebox ue for damage. If dam­aged, repair ue and rebox before operating heater.
CHECK GAS TYPE
Use the correct type of gas (natural or propane/ LP). If your gas supply is not the correct gas
type, do not install heater. Call dealer where
you bought heater for proper type heater.
WARNING: This appliance is equipped for either natural gas or propane/LP gas but not both. Gas type is indicated on the rat­ing plate. Field conversion is not permitted.
INSTALLATION AND CLEARANCES
FOR VENT-FREE OPERATION
WARNING: Never install the
heater
• in a bedroom or bathroom
unless installed as a vented
appliance, see page 12
• in a recreational vehicle
where curtains, furniture, cloth-
ing or other ammable objects are less than 36" from front, 42" from top of heater; for side clear­ances see Figure 4, page 10
• in high trafc areas
• in windy or drafty areas
CAUTION: This heater creates
warm air currents. These currents
move heat to wall surfaces next
to heater. Installing heater next to vinyl or cloth wall coverings or operating heater where impurities (such as, but not limited to, to­bacco smoke, aromatic candles, cleaning uids, oil or kerosene lamps, etc.) in the air exist, may discolor walls or cause odors.
IMPORTANT: Vent-free heaters add moisture
to the air. Although this is benecial, installing
heater in rooms without enough ventilation air may cause mildew to form from too much moisture. See Air for Combustion and Ventila-
tion, page 6.
WARNING: Maintain the
minimum clearances. If you can, provide greater clearances from oor, ceiling and adjoining wall.
MINIMUM FIREPLACE CLEARANCE TO
COMBUSTIBLE MATERIALS
Side Wall 16", Ceiling 42"
Floor 5", Front: 36"
LOG SIZING REQUIREMENTS
Log
Size
42" 29" 15.5" 39" 26.75" 48" 29" 20" 47" 33"
* Also approved for use in Vantage Hearth Model
VFB42, VTFB42 and VUM42 replaces.
Carefully follow the instructions below. This
will ensure safe installation into a masonry, UL127-listed manufactured replace or listed vent-free rebox.
Minimum Clearances For Side Combustible Material, Side Wall and Ceiling
A. Clearances from the side of the replace
cabinet to any combustible material and
wall should follow diagram in Figure 4,
page 10.
Example: The face of a mantel, bookshelf,
etc. is made of combustible material and protrudes 3 combustible material must be 4" from the
side of the replace cabinet (see Figure 4, page 10).
Minimum Firebox Size
Height Depth
1
/2" from the wall. This
Front
Width
Rear* Width
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Page 10
INSTALLATION
Heat Resistant Material
(A)
Continued
Note: When installing your gas logs into
a manufactured rebox, follow rebox
manufacturer’s instructions for minimum clearances to combustible materials.
B. Clearances from the top of the replace
opening to the ceiling should not be less than 42".
NOTICE: Manual control heaters
may be used as a vented product.
If so, you must always run heater
with chimney ue damper open. If running heater with damper open, noncombustible material above replace opening is not needed. Go to Installing Damper
Clamp Accessory for Vented Operation, page 12.
Example
Noncombustible
Material Distance
(A)
1
2" or more Noncombustible mate-
Between 8" and 12"
Less than 8"
Requirements for
Safe Installation
rial OK.
Install replace hood accessory (GA6050 or GA6053 see Accesso- ries, page 40).
Noncombustible mate­rial must be extended to at least 8". See
Between 8" and 12",
above. If you cannot
extend material, you
must operate heater
with ue damper open.
*
*Minimum 16" from Side Wall
Figure 4 - Minimum Clearance for
Combustible to Wall
Minimum Noncombustible Material
Clearances
If Not Using Mantel
Note: If using a mantel proceed to If Using Mantel. If not using a mantel, follow these instructions.
You must have noncombustible material(s)
above the replace opening. Noncombustible materials (such as slate, marble, tile, etc.) must be at least 1/2" thick. With sheet metal, you
must have noncombustible material behind it. Noncombustible material must extend at least 8" up (for all models). If noncombustible
material is less than 12", you must install the replace hood accessory (24" and 30"
Models Only). See Figure 5 for minimum clearances.
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Figure 5 - Heat Resistant Material (Slate,
Marble, Tile, etc.) Above Fireplace
If Using Mantel
You must have noncombustible material(s)
above the replace opening. Noncombustible materials (such as slate, marble, tile, etc.) must be at least 1/2" thick. With sheet metal,
you must have noncombustible material be­hind it. Noncombustible material must extend at least 8" up (for all models). If noncombus-
tible material is less than 12", you must install the replace hood accessory (24" and 30"
Models Only). Even if noncombustible mate-
rial is more than 12", you may need the hood accessory to deect heat away from your
mantel shelf. See Figure 5 and Figures 6 and
7, page 11, for minimum clearances.
IMPORTANT: If you cannot meet these mini-
mum clearances, you must operate heater with chimney ue damper open. Go to Install-
ing Damper Clamp Accessory for Vented Operation, page 12.
125568-01A10
Page 11
INSTALLATION
14" Min.
Combustible Material
Noncombustible Material
Minimum Non­Combustible Material
Minimum Non­Combustible Material Height
Distances to Underside of Mantel
Top of Fire place Opening
Underside of Mantel Shelf
12"
(A)
18" 20" 22" 24"
All minimum distances are in inches
2
1
/2
"
6"
8"
10"
Mantel Shelf
Minimum Noncombustible Material
8" Min.
12" 15" 18" 20"
2
1
/2
"
6"
8"
10"
12"
Distances to Underside of
Mantel
Hood (GA6050
or GA6053)
Top of Fireplace Opening
Underside
of Mantel
Shelf
Mantel Shelf
Hearth
5" Min.
Combustible Material
Continued
MANTEL CLEARANCES
In addition to meeting noncombustible mate-
rial clearances, you must also meet required clearances between replace opening and
mantel shelf. If you do not meet the clearances
listed below, you will need a hood.
Determining Minimum Mantel Clearance
If you meet minimum clearance between
mantel shelf and top of replace opening, a
hood is not required (see Figure 6).
Figure 6 - Minimum Mantel Clearances
Without Using Hood
Determining Minimum Mantel Clearance When Using a Hood
If minimum clearances in Figure 6, are not met, you must have a hood. When using a
hood there are still certain minimum mantel clearances required. Follow minimum clear-
ances shown in Figure 7, when using hood.
NOTICE: Surface temperatures of adjacent walls and mantels be­come hot during operation. Walls and mantels above the rebox may become hot to the touch. If installed properly, these tem­peratures meet the requirement of the national product standard.
Follow all minimum clearances
shown in this manual.
NOTICE: If your installation does not meet the minimum clear­ances shown, you must do one
of the following:
• operate the logs only with the
ue damper open
• raise the mantel to an accept-
able height
• remove the mantel
FLOOR CLEARANCES
A. If installing appliance on the oor level,
you must maintain the minimum distance of 14" to combustibles (see Figure 8).
B. If combustible materials are less than 14"
to the replace, you must install appliance at least 5" above the combustible ooring
(see Figure 9).
Figure 8 - Minimum Fireplace Clearances
Figure 7 - Minimum Mantel Clearances
125568-01A 11
When Using Hood
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Figure 9 - Minimum Fireplace Clearances
If Installed at Floor Level
Above Combustible Flooring
Page 12
INSTALLATION
Continued
INSTALLING DAMPER CLAMP
ACCESSORY FOR VENTED
OPERATION
Note: When used as a vented heater, ap­pliance must be installed only in a solid-fuel burning replace with a working ue and con­structed of noncombustible material.
For Massachusetts Residents Only: Instal­lation of this gas log set as a vented appliance in the Commonwealth of Massachusetts re­quires the damper be permanently removed or welded in the fully open position.
If your heater is a manually-controlled model,
you may use this heater as a vented product. There are three reasons for operating your heater in the vented mode.
1. The replace does not meet the clearance
to combustibles requirements for vent­free operation.
2. State or local codes do not permit vent­free operation.
3. You prefer vented operation.
If reasons number 1 or 2 above apply to you, you must permanently open chimney ue
damper. You must install the damper clamp
accessory (to order, see Accessories, page
40). This will insure vented operation (see Fig-
ure 10). The damper clamp will keep damper open. Installation instructions are included with clamp accessory.
See chart below for minimum permanent ue
opening you must provide. Attach damper clamp so the minimum permanent ue open­ing will be maintained at all times.
Area of Various Standard Round Flues
Diameter Area
5" 20 sq. inches 6" 29 sq. inches 7" 39 sq. inches 8" 51 sq. inches
Chimney Minimum Permanent Height Flue Opening
6' to 15' 39 sq. inches 15' to 30' 29 sq. inches
Damper Clamp
Damper
Damper Clamp
Damper
Masonry Fireplace
Figure 10 - Attaching Damper Clamp
Manufactured Fireplace
Damper
INSTALLING HEATER BASE ASSEMBLY
WARNING: You must secure
this heater to replace oor. If
not, heater will move when you
adjust controls. Moving heater may cause a gas leak.
WARNING: If installing in a sunken replace, special care is needed. You must raise the replace oor to allow access to heater control panel. This will in­sure adequate air ow and guard against sooting and controls be­ing damaged. Raise replace oor with noncombustible material. Make sure material is secure.
CAUTION: Do not pick up heater base assembly by burn­ers. This could damage heater. Only handle base assembly by grates.
IMPORTANT: Make sure the heater burners are level.
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125568-01A12
Page 13
INSTALLATION
Continued
Installation Items Needed
• hardware package (provided with heater)
• approved exible gas hose and ttings
provided (if allowed by local codes)
• sealant (resistant to propane/LP gas, not
provided)
• electric drill with 3/16” masonry drill bit
Note: Install optional MRC Series receiver and hand-held remote control kit (see Ac­cessories, page 40) before installing gas log heater. See installation instructions included with the kit.
1. Apply pipe joint sealant lightly to male
threads of the 1/2 NPT side of gas tting
elbow (provided) and connect to inlet
side of gas control. Remove gas tting from exible gas hose (provided) before
connecting to elbow (see Figure 11).
2. Position heater base assembly in re­place.
3. Mark screw locations through holes in front panel of base (see Figure 12). If
installing in a brick-bottom replace, mark
screw locations in mortar joint of bricks.
4. Remove heater base from replace.
5. Drill holes at marked locations using 3/16" drill bit.
6. Attach base, through holes in back side pan­els of base, to replace oor using masonry
screws provided in hardware package (see Figure 12).
7. Connect to gas supply. See Connecting To Gas Supply.
Flexible Gas Hose (Provided with VGC
Series Models Only) (Install if allowed by local codes)
Elbow, 1/2 NPT x
3/8 Flare
Gas Control
Figure 11 - Attaching Flexible Gas Hose
to Heater Gas Regulator
Masonry Screw
Figure 12 - Attaching Base to Fireplace
Floor
CONNECTING TO GAS SUPPLY
WARNING: This appliance requires a 1/2" NPT (National Pipe Thread) inlet connection to the pressure regulator.
WARNING: A qualied ser­vice person must connect heater to gas supply. Follow all local codes.
CAUTION: Never connect
propane/LP replace directly to the propane/LP supply. This heater requires an external regu­lator (not supplied). Install the external regulator between the heater and propane/LP supply.
WARNING: Never connect
natural gas replace to private (non-utility) gas wells. This gas is commonly known as wellhead gas.
125568-01A 13
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Page 14
INSTALLATION
Continued
Installation Items Needed
Before installing heater, make sure you have
the items listed below.
• external regulator (supplied by installer)
• piping (check local codes)
• sealant (resistant to propane/LP gas)
• equipment shutoff valve *
• test gauge connection *
• sediment trap
• tee joint
• pipe wrench
• approved exible gas line with gas con-
nector (if allowed by local codes) (not provided)
* An equipment shutoff valve with 1/8" NPT tap is an acceptable alternative to test gauge connection. Purchase the optional equipment shutoff valve from your dealer.
For propane/LP units, the installer must
supply an external regulator. The external regulator will reduce incoming gas pressure. You must reduce incoming gas pressure to between 11" and 14" of water. If you do not re-
duce incoming gas pressure, heater regulator
damage could occur. Install external regulator with the vent pointing down as shown in Figure
13. Pointing the vent down protects it from
freezing rain or sleet.
CAUTION: Use only new,
black iron or steel pipe. In­ternally-tinned copper tubing may be used in certain areas. Check your local codes. Use pipe of 1/2" diameter or greater to allow proper gas volume to heater. If pipe is too small, undue loss of volume will occur.
Installation must include an equipment shutoff
valve, union and plugged 1/8" NPT tap. Locate
NPT tap within reach for test gauge hook up. NPT tap must be upstream from heater (see Figure 14).
IMPORTANT: Install equipment shutoff valve in an accessible location. The equipment shutoff valve is for turning on or shutting off the gas to the appliance.
Check your building codes for any special requirements for locating equipment shutoff
valve to replaces.
Apply pipe joint sealant lightly to male NPT threads. This will prevent excess sealant from going into pipe. Excess sealant in pipe could result in clogged heater valves.
WARNING: Use pipe joint sealant that is resistant to liquid petroleum (LP) gas.
Propane/LP Supply Tank
Figure 13 - External Regulator With Vent
Equipment Shutoff Valve With 1/8" NPT Tap*
Approved Flexible
Gas Hose (if
allowed by local codes)
Gas
Control
Figure 14 - Gas Connection (Remote-
* Purchase the optional equipment shutoff
valve from your dealer.
**Minimum inlet pressure for purpose of input
adjustment.
Pointing Down
3" Minimum
Pipe Cap Tee Nipple Joint
Sediment Trap
Ready Models Only)
External Regulator with Vent Pointing Down
PROPANE/LP
From External
Regulator
(11" W.C.**
to 14" W.C.
Pressure)
NATURAL
From Gas
Meter
(5" W.C.**
to 10.5"
W.C.
Pressure)
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125568-01A14
Page 15
INSTALLATION
Continued
We recommend that you install a sediment
trap in supply line as shown in Figure 14, page
14. Locate sediment trap where it is within reach for cleaning. Install in piping system between fuel supply and heater. Locate sedi­ment trap where trapped matter is not likely
to freeze. A sediment trap traps moisture and
contaminants. This keeps them from going into heater controls. If sediment trap is not
installed or is installed wrong, heater may
not run properly.
CAUTION: Avoid damage to gas control. Hold gas control with wrench when connecting it to gas piping and/or ttings.
CHECKING GAS CONNECTIONS
WARNING: Test all gas piping
and connections, internal and external to unit, for leaks after
installing or servicing. Correct all leaks at once.
WARNING: Never use an
open ame to check for a leak. Apply a noncorrosive leak detec­tion uid to all joints. Bubbles forming show a leak. Correct all leaks at once.
3. Pressurize supply piping system by either
opening propane/LP supply tank valve for propane/LP gas or opening main gas valve located on or near gas meter for natural gas or using compressed air.
4. Check all joints of gas supply piping system.
Apply noncorrosive leak detection uid to
all joints. Bubbles forming show a leak.
5. Correct all leaks at once.
6. Reconnect heater and equipment shutoff valve to gas supply. Check reconnected
ttings for leaks.
Test Pressures Equal To or Less Than 1/2 PSIG (3.5 kPa)
1. Close equipment shutoff valve (see Fig­ure 15).
2. Pressurize supply piping system by either
opening propane/LP supply tank valve for propane/LP gas or opening main gas valve located on or near gas meter for natural gas or using compressed air.
3. Check all joints from gas meter to equip­ment shutoff valve for natural gas or propane/LP supply to equipment shutoff valve for propane/LP (see Figure 16 or
Figure 17, page 16). Apply noncorrosive leak detection uid to all joints. Bubbles
forming show a leak.
4. Correct all leaks at once.
Equipment Shutoff Valve
Open
CAUTION: Make sure exter-
nal regulator has been installed between propane/LP supply and heater. See guidelines un-
der Connecting to Gas Supply,
Figure 15 - Equipment Shutoff Valve
Propane/LP Supply Tank
Closed
Equipment Shutoff Valve
page 13.
PRESSURE TESTING GAS SUPPLY PIPING SYSTEM Test Pressures In Excess Of 1/2 PSIG (3.5 kPa)
1. Disconnect appliance with its appliance main gas valve (control valve) and equip­ment shutoff valve from gas supply piping system. Pressures in excess of 1/2 psig will damage heater regulator.
2. Cap off open end of gas pipe where equip­ment shutoff valve was connected.
125568-01A 15
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Figure 16 - Checking Gas Joints
(Propane/LP Only)
Control Valve Location
Page 16
INSTALLATION
Continued
Equipment Shutoff Valve
Gas Meter
Control Valve Location
Figure 17 - Checking Gas Joints (Natural
PRESSURE TESTING HEATER GAS
CONNECTIONS
1.
Open equipment shutoff valve (see Figure
15, page 15).
2. Open main gas valve located on or near gas meter for natural gas or open pro­pane/LP supply tank valve.
3. Make sure control knob of heater is in the OFF position.
4. Check all joints from gas meter to equip­ment shutoff valve for natural gas or pro­pane/LP supply to equipment shutoff valve
for propane/LP (see Figure 16, page 15 or Figure 17, page 16). Apply noncorrosive leak detection uid to all joints. Bubbles
forming show a leak.
5. Correct all leaks at once.
6. Light heater (see Operation, page 23). Check all other internal joints for leaks.
7.
Turn off heater (see To Turn Off Gas to
Appliance, page 25 for Remote Ready
models or page 27 for Variable Remote Models.
INSTALLING SWITCH (REMOTE READY MODELS)
The AUTO/OFF/ON switch for this log set is in­stalled into the small single log accompanying this log set. This switch needs to be used only if remote or wall switch is not being used.
Control Valve
Figure 18 - Connecting Wires
Gas Only)
To OFF Terminal on Switch
To AUTO Terminal on Switch
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Connect the wires to the valve from the switch assembly as shown in Figure 18.
INSTALLING OPTIONAL REMOTE ACCESSORIES (REMOTE READY MODELS)
Installing Remote Receiver
Remote control accessories are available separately (see Accessories, page 40). Read instructions shipped with remote control along with instructions below before attempting installation.
1. If unit is already installed in replace, con­tinue with these instructions. If unit has not
been installed in replace, go to step 6 and
continue installation of remote accessory.
WARNING: Turn off heater
and let cool before handling any part of heater. Make sure gas is turned of to unit.
2. Carefully remove logs and set aside.
3. Locate mounting screws on sides of heat­er base assembly and remove screws. Set screws aside for reinstallation.
4. Disconnect gas line from heater base as
shown in Figure 11, page 13.
WARNING: A qualied ser­vice person must connect and disconnect gas to heater. Follow all local codes.
5. Remove heater base from replace.
6. If installed, disconnect AUTO/OFF/ON
switch wire from control valve at TPTH and TH locations (see Figure 19).
7. Connect wires from hardware pack (with remote receiver bracket) to control valve at the TPTH and TH locations as shown in Figure 19. Connect other ends of these wires to remote receiver wires.
Note: Make sure excess wire does not interfere with burner or pilot.
8.
If heater was removed from fireplace
before installation of remote accessory, see
Installing Heater Base Assembly on page 12 to
reinstall heater into replace. Test gas connec­tion for leaks (see Checking Gas Connections, page 15).
125568-01A16
Page 17
INSTALLATION
+
+
-
+
-
-
AAA
AAA
AAA
Continued
9. If logs were removed from heater for in-
stall remote accessory, replace logs (see
Installing Logs, Embers and Lava Rock, Page 18).
10. Place remote receiver on replace oor
next to control valve. Make sure the remote receiver and wires are not on or touching either gas burner on the log set.
Installing Batteries for Remote Receiver
and Hand Held Remote Control
Two 9-volt alkaline batteries (not included) are required to operate this heater with the wireless hand-held remote control set. One battery must be installed in the receiver and one in the hand­held remote control unit.
Note: Only use alkaline batteries.
Switch
Control Valve
Figure 19- Disconnecting Switch from Control
Valve (Remote Ready Models Only)
INSTALLING BATTERIES IN REMOTE CONTROL AND RECEIVER
(VARIABLE REMOTE MODELS)
WARNING: Make sure your
selector switch is in OFF posi­tion before installing or chang­ing batteries in your hand-held remote or receiver.
Battery Housing Cover
Figure 20 - Battery Install Hand-Held Remote
Control
3. Replace battery housing cover.
When batteries are installed, the "little house"
icon with current room temperature will be dis­played (see Figure 21). This icon will always show in the control window as long as the batteries have power.
Figure 21 - Remote Display
Remote Receiver
The remote receiver uses 4 AA batteries (not included). To install or replace batteries:
1. Open lower louver to gain access to re­ceiver.
2. Remove screws from cover place.
3. Remove battery housing cover.
4. Install or replace batteries.
5. Replace battery housing cover.
6. Replace cover plate.
Hand-Held Remote Control
The hand-held remote control uses 3 AAA batteries (not included).
To install batteries:
Receiver
Battery Housing Cover
1. Remove battery housing cover from back of hand-held remote (see Figure 20).
2. Install or replace batteries.
Screws
Cover Plate
Figure 22 - Battery Install Remote
Control Receiver
125568-01A 17
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Page 18
INSTALLATION
Continued
MF SERIES BURNER SYSTEM-LOG COMPATIBILITY
CHART
Burner System Model
MF42INR,MF42IPR, MF42INV, MF42IPV
MF48INR, MF48IPR, MF48INV, MF48IPV
Figure 23 - MF Series Burner System- Log Compatibility Chart
INSTALLING LOGS, EMBERS AND LAVA ROCK
WARNING: Failure to position the
parts in accordance with these diagrams or failure to use only parts specically approved with this heater may result in property damage or personal injury.
CAUTION: After installa-
tion and periodically thereafter, check to ensure that no ame comes in contact with any log.
With heater set to Hi, check to
see if ames contact any log. If so, reposition logs according to log installation instructions in this manual. Flames contacting logs will create soot.
LMF (42 AND 48)-SC SERIES LOG PLACEMENT
It is very important to install these logs exactly as instructed. Do not modify logs. Only use
logs supplied with heater or as identied for
use with the heater as shown in Figure 23.
Note: Each log includes an identifying number cast in the log. Look at each log when plac­ing them on the burner system to be certain it is correct.
Find the right front log (LMF42-SC: D-019 1.
or LMF48-SC: D027). See Figures 24, 24A, 24B, and 24C for reference. The log
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Refractory Concrete Logs For Use With This Burner System
LMF42-SC
LMF48-SC
has a rectangular shape on the bottom
that ts between the black metal base, the square grate, and the round tube burner.
Place the log on the base assembly as shown in Figures.
Burner Tube
Right Front Log (D-019 or D027)
Base assembly
Figure 24 - Installing Right Front Log
Grate Finger
Round Tube Burner
Grate
Finger
Figure 24A - Installing Right Front Log,
Top View
125568-01A18
Page 19
Burner Tube
INSTALLATION
Continued
Square Grate
Log Notch
Burner Tube
Figure 25A - Installing Back Left Log
Figure 24B - Installing Right Front Log,
Figure 24C - Installing Right Front Log,
Find the back left log (LMF42-SC: D-018 2.
or LMF48-SC: D026). See Figures 25, 25A, and 25B. Figure 25A shows how the log must t against the end of the burner. Figure 25B shows how the log ts against
the vertical portion of the burner tube. Place this log on the base assembly by inserting it from the left side as shown in Figure 25. You may need to twist the log slightly to get
it to t against the burners properly.
Back Left Log (D-018 or D026)
Top View
Side View
Flat Part of Log
Pilot Bracket
Vertical Portion of Burner Tube
Figure 25B - Installing Back Left Log
(D-018) Rear View
Find the front left log (LMF42-SC: D017 or 3.
LMF48-SC: D025). See Figures 26, 26A,
and 26B. The log has a rectangular slot
on the bottom that ts on the black metal base as shown in gure 26A, page 20. The bottom of this log has a notch that ts
over the square grate as shown in Figure
26B, page 20. Place the log on the base assembly as shown in gures.
Front Left Log (D-017 or D025)
Grate Fingers
Log Notch
125568-01A 19
Burner Tube
Figure 25 - Installing Back Left Log
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Figure 26 - Installing Front Left Log
Page 20
INSTALLATION
Continued
Figure 26A - Installing Front Left Log
Grate Finger
Figure 26B - Installing Front Left Log
Find the charred log (D-020). See Figures 4.
27, 27A, and 27B. The log has a notch in the bottom that ts over the square grate
as shown in Figure 27. Place this log on
the base as shown in gures.
Side View
Log Slot
Charred Log
Log Notch
Figure 27A - Installing Charred Log
Square Grate
Figure 27B - Installing Charred Log Top
Find the middle split log (LMF42-SC: D-021 5. or LMF48-SC: D028). See Figures 28 and 28A. The split side of the log faces forward.
The log has a notch that ts around the
burner tube on the right side. Place the log over the burner and pull the right side forward until it touches the back of the front right log. The log is placed properly when it sits parallel to the tube burner and
the square peg is pointing up. See gures
for reference.
Top View
Log Notch
Side View
Square Peg
Middle Split Log (D-021 or D028)
Right Front Log
Figure 27 - Installing Charred Log
Figure 28 - Installing Middle Split Log (D-021)
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125568-01A20
Page 21
INSTALLATION
Burner Tube
Figure 28A - Installing Middle Split Log
Rear Top Side View
Find the right split crossover log (D-022) 6. The bottom of the log has a rectangular
shape that ts in the rectangular slots on
the right side of the front right log and the middle split log. Place this log as shown in Figure 29.
Square Peg
Log Notch
Right Split Crossover Log (D-022)
Continued
Front Top Log (D-024)
Middle Split Log
Figure 30 - Installing Front Top Log
Find the back top log (LMF-SC: D-023 or 8.
LMF48-SC: D029).See Figures 31, and
31A. The left end of this log has a round
hole that ts over a round peg that is on
the top of the back left log. The right end
of this log has a rectangular hole that ts
over a rectangular peg on the top of the right crossover log.
Rectangular Peg
Back Top Log (D-023 or D029)
Right Split Crossover Log (D-022)
Right Split Crossover Log (D-022)
Right Front Log)
Figure 29 - Installing Right Split
Find the front top log (D-024). See Figure 7.
30. The left end of this log has a square hole
that ts over a square peg that is on the top
of the middle split log. The right end of this log rests against the knot on the top of the front right log and also rests on top of the right split crossover log.
125568-01A 21
Crossover Log
Figure 31 - Installing Back Top Log and
Final Assembly
Figure 31A - Installing Back Top Log,
Top View
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Page 22
INSTALLATION
Continued
EMBER PLACEMENT
Two ember materials are supplied with
this log set. Platinum Bright Embers give a bright glow appearing as hot coals.
Should embers need replacing, see Ac­cessories, page 40.
Platinum Bright Ember placement.
Add embers to front, at burner. Gently
remove embers from bag. Separate pieces of ember material and place on
surface of at burner just behind hori­zontal ports as shown in Figure 32.
WARNING: Do not use any
other ember material not sup­plied with this unit.
WARNING: Do not operate unit without ember material correctly in place as shown in Figures 32 & 33. Do NOT place ember mate­rial anywhere else on the unit. Use only ember material supplied with unit. Excessive or incorrectly placed ember material may pro­duce carbon monoxide or soot.
LAVA ROCK PLACEMENT
Rock Wool placement. Place rock wool
material on front at burner in areas away
from ports as shown in Figure 33.
Add lava rock; Lava rock may cover 1/2 • inch of the front burner(at metal ember
pan burner) but shall not be allowed to come in contact with either the burner ports or ame around base of heater if de­sired. DO NOT place rock or additional
logs on front burner or on logs except as directed above. Placing any material
on unit other than ember material on front burner may result in production of carbon monoxide or soot. A switch log is included with each log set. This log is designed to house a switch on remote ready models.
On variable remote models, this switch
is not needed. The log can be placed on
the oor of the replace to enhance the
look of the log set. Use lava rock to hide wires from switch/log to control valve. Place switch/log so the switch is easy to access.
Ember Material
Rock Wool
Figure 33 - Placement of Rock Wool (shown with Platinum Bright Embers)
Figure 32 - Platinum Bright Embers
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Flat Front Burner
125568-01A22
Page 23

OPERATION

REMOTE READy MODELS
OPERATION
FOR YOUR SAFETY
READ BEFORE LIGHTING
WARNING:
• If replace has glass doors,
LIGHTING
INSTRUCTIONS
never operate this heater with
WARNING: If you do not fol­low these instructions exactly,
a re or explosion may result causing property damage, per­sonal injury or loss of life.
A. This appliance has a pilot which must
be lighted by hand. When lighting the pi­lot, follow these instructions exactly.
B. BEFORE LIGHTING smell all around
the appliance area for gas. Be sure to smell next to the oor because some gas is heavier than air and will settle on the oor.
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electric switch; do not use any phone in your building.
• Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.
• If you cannot reach your gas supplier, call the re department.
C. Use only your hand to push in or turn
the gas control knob. Never use tools. If the knob will not push in or turn by hand, don’t try to repair it, call a quali­ed service technician or gas supplier. Force or attempted repair may result in a re or explosion.
D. Do not use this appliance if any part
has been under water. Immediately call a qualied service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water.
125568-01A 23
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glass doors closed. If you op­erate heater with doors closed,
heat buildup inside replace will cause glass to burst. Make sure there are no obstructions across openings of replace.
You must operate this heater with a replace screen in place. Make sure replace screen is closed before running heater.
NOTICE: During initial operation of new heater, burning logs will give off a paper-burning smell. Orange ame will also be present. Open damper or window to vent smell. This will only last a few hours.
Note: Home owners generally prefer to operate their heater with the chimney damper closed. This will put all the heat into the room. However,
there may be times you will desire the full ames of the HI heat setting but will nd the heat output
excessive. You can open the chimney damper (if you have one) fully or partially to release some of the heat.
WARNING: Damper handle will be hot if heater has been running.
1. STOP! Read the safety information, col­umn 1.
2. Make sure equipment shutoff valve is fully open.
3. Set switch to OFF position.
4. Press in and turn control knob clockwise
5. Wait ve (5) minutes to clear out any gas.
to the OFF position (see Figure 34,
page 24).
Then smell for gas, including near the oor. If you smell gas, STOP! Follow “B” in the safety information, column 1. If you don’t smell gas, go to the next step.
Page 24
REMOTE READy MODELS OPERATION
AUTO OFF ON
Continued
6. Press in and turn control knob counter­clockwise
Press in control knob for ve (5) seconds
(see Figure 34).
Note: You may be running this heater
for the rst time after hooking up to gas
supply. If so, the control knob may need to be pressed in for 30 seconds or more. This will allow air to bleed from the gas system.
7. With control knob pressed in, press and
release ignitor button on left side of log set. This will light pilot. The pilot is attached to
the front of U-shaped burner. If needed,
keep pressing ignitor button until pilot lights.
Note: If pilot does not stay lit, contact a
qualied service person or gas supplier for
repairs. Until repairs are made, light pilot with match. To light pilot with match, see Manual Lighting Procedure, page 25.
8. Keep control knob pressed in for 30 sec-
onds after lighting pilot. After 30 seconds,
release control knob.
• If control knob does not pop out when
released, contact a qualified service
person or gas supplier for repairs.
Note: If pilot goes out, repeat steps 4
through 8.
9. Slightly push in and turn control knob coun­terclockwise using a hand-held remote control acces-
sory, go to Optional Hand-Held Remote Operation on page 25.
10. Wait one minute and put switch in ON position to light burners.
Ignitor
to the PILOT position.
to the ON position. If
Flame Adjustment Knob
Control Knob in OFF Position
Note: AUTO is only functional when using
GWMT1 or GWMS2 optional accessories. If hand-held remote control is installed but not being used, slide remote selector switch to ON (It must be in this position for burners to light. Switch will be in REMOTE position if using hand-held remote).
11. Set ame adjustment knob to any level
between HI and LO.
12. To leave pilot lit an shut off burners only: turn control knob clockwise
PILOT position, or use remote control manual OFF button , or set selector switch
in the OFF position.
to the
CAUTION: Do not try to ad-
just heating levels by using the equipment shutoff valve.
WARNING: Make sure the
remote selector switch is in the
OFF position when you are away from home for long periods of time. Heater will come on auto-
matically with selector switch in
the ON position.
Pilot Burner
Ignitor Electrode
Figure 35 - Pilot (Natural)
Selector Switch
Figure 34 - Control Knob, Ignitor Button
and AUTO/OFF/ON Switch
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125568-01A24
Page 25
REMOTE READy MODELS
OPERATION
Continued
TO TURN OFF GAS
TO APPLIANCE
1. Turn control knob clockwise to the OFF position.
2a. Set switch in the OFF position. 2b. If Using Optional Hand-Held Remote:
Set selector switch in the OFF position to prevent draining battery.
3. Close equipment shutoff valve (see Figure
15, page 15).
MANUAL LIGHTING
PROCEDURE
1. Follow steps 1 through 6 under Lighting Instructions, page 23.
2. Press control knob and light pilot with match.
3. Keep control knob pressed in for 30 seconds after lighting pilot. After 30 sec-
onds, release control knob. Now follow steps 9 through 11, Lighting Instructions,
page 23.
OPTIONAL HAND-HELD
REMOTE OPERATION
Note: All remote control accessories must be purchased separately (see Accessories, page 40). Follow instructions included with the remote control.
NOTICE: You must light the pilot before using the hand-held re­mote control unit. See Lighting Instructions on page 23.
After lighting, let pilot ame burn for about
one minute. Turn control knob to ON position. Adjust ame adjustment knob anywhere be­tween HI and LO. Slide the selector switch to the REMOTE position (see Figure 36).
Control Knob in OFF Position
Selector Switch
Flame Adjustment Knob
Ignitor
Note: The burner may light if hand-held re­mote was on when selector switch was last turned off. You can now turn burner on and off with hand-held remote control unit.
IMPORTANT: Do not leave selector switch in
the REMOTE or ON position when pilot is not lit. This will drain the battery.
Note: Do not hold hand-held remote for a long time. Body temperature will affect its operation in the AUTO mode.
VARIABLE REMOTE
MODELS OPERATION
FOR YOUR SAFETY
READ BEFORE LIGHTING
WARNING: If you do not fol-
low these instructions exactly,
a re or explosion may result causing property damage, per-
sonal injury or loss of life.
A. This appliance has a pilot which must
be ligh ted by hand. When lighting the pilot, follow these instructions exactly.
B. BEFORE LIGHTING smell all around
the appliance area for gas. Be sure to smell next to the oor because some gas is heavier than air and will settle on the oor.
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electric switch; do not use any phone in your building.
• Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.
• If you cannot reach your gas supplier, call the re department.
C. Use only your hand to push in or turn
the gas control knob. Never use tools. If the knob will not push in or turn by hand, don’t try to repair it, call a quali­ed service technician or gas supplier. Force or attempted repair may result in a re or explosion.
D. Do not use this appliance if any part
has been under water. Immediately call a qualied service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water.
Figure 36 - Control Knob, Ignitor Button
and Remote Selector Switch
125568-01A 25
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Page 26
VARIABLE REMOTE MODELS OPERATION
O
F
F
P
I
L
O
T
O
N
ON REMOTE OFF
PRG
Continued
LIGHTING
INSTRUCTIONS
NOTICE: During initial opera­tion of new replace, burning logs will give off a paper-burning smell. Open damper or window to vent smell. This will only last a few hours.
1. STOP! Read the safety information, col­umn 1.
2. Make sure equipment shutoff valve is fully open.
3. S et remote select or swit ch in O FF position.
WARNING: Burners will come on automatically within one minute when the selector switch is in the ON position after the pilot is lit.
4. Press in and turn control knob clockwise
5. Wait ve (5) minutes to clear out any gas.
6. Press in and turn control knob counter-
Note: You may be running this heater for
just heating levels by using the equipment shutoff valve.
to the OFF position.
Then smell for gas, including near the oor. If you smell gas, STOP! Follow “B” in the safety information, column 1. If you don’t smell gas, go to the next step.
clockwise
to the PILOT position.
Press in control knob for ve (5) seconds
(see Figure 37).
the rst time after hooking up to gas sup­ply. If so, the control knob may need to be pressed in for 30 seconds or more. This will allow air to bleed from the gas system.
CAUTION: Do not try to ad-
7. With control knob pressed in, press and
release ignitor button. This will light pilot. The pilot is attached to the front burner.
If needed, keep ignitor button pressed in
until pilot lights.
Note: If pilot does not stay lit, contact a
qualied service person or gas supplier for repairs. Until repairs are made, light pilot with match. To light pilot with match, see
Manual Lighting Procedure, page 27.
8. Keep control knob pressed in for 30 sec-
onds after lighting pilot. After 30 seconds,
release control knob.
• If control knob does not pop out when released, contact a qualified service
person or gas supplier for repairs.
Note: If pilot goes out, repeat steps 4
through 8.
9. Slightly p ush in and turn control knob counterclockwise
to the ON
position.
10. Wait one minute and switch selector switch to the ON position to light burners (see Figure 38). When using in the ON position (without remote) burners will light on high. There is no adjustment to
the ames without using remote.
11. To leave pilot lit and shut off burners only,
turn control knob clockwise
to the
PILOT position, or use remote control manual OFF button, or set selector switch
in the OFF position.
WARNING: Make sure the se-
lector switch is in the OFF position
when you are away from home for
long periods of time. Heater will
come on automatically with selec-
tor switch in the ON position.
Ignitor Button
Control Knob
Figure 37 - Control Knob and Ignitor
Button Location
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Figure 38 - Remote Selector Switch in
ON Position
125568-01A26
Page 27
VARIABLE REMOTE MODELS OPERATION
ON
Continued
Pilot Burner
BATTERIES
HAND-HELD
REMOTE OPERATION
Ignitor Electrode
Figure 39 - Pilot (Natural/ Propane/LP)
TO TURN OFF GAS
TO APPLIANCE
1. Turn control knob clockwise to the OFF position.
2. Set selector switch in the OFF position.
3. Close equipment shutoff valve (see Figure
15, page 15).
MANUAL LIGHTING
PROCEDURE
1. Follow steps 1 through 6 under Lighting Instructions, page 26.
2. Depress control knob and light pilot with match.
3. Keep control knob pressed in for 30 sec-
onds after lighting pilot. After 30 seconds,
release control knob. Now follow steps 9 through 11 under Lighting Instructions, page 26.
BLOWER
OPERATION
WARNING: This replace has a three-prong, grounded electrical plug. This plug helps protect you against electrical shock. Only con­nect plug to a properly grounded, three-prong receptacle. Do not cut or remove the grounding prong from this plug.
Locate the blower switch by opening lower
louver on replace. Blower switch is located
at lower center inside louver door.
Note: It is safe to operate replace with blower turned off. However, the blower helps distribute heated air from the replace.
Note: Periodically check the louvers of the
rebox and remove any dust, dirt or other
obstructions.
WARNING: Make sure your
selector switch is in OFF posi­tion before installing or chang­ing batteries in your hand-held remote or receiver.
For installing or replacing batteries in remote control or receiver, see Installing Batteries in Remote Control and Receiver on page 17.
Low Battery - Hand-Held Remote Control
When batteries in hand-held remote control
are low, an icon will appear on display.
Low Battery - Remote Receiver
When batteries in receiver are low, no acoustic
signal will be given when ON/OFF button is
pressed. If batteries in receiver are low, replace
can be switched on manually by moving remote selector switch to ON (see Figure 40).
Figure 40 - Low Battery Display
FAHRENHEIT/CELSIUS INDICATOR
You can set your hand-held remote control to display the temperature in either Fahrenheit
or Celsius. With remote control off, press
THERMOSTAT button and MODE button at the same time. This will toggle the display from °F to °C.
Figure 41 - Remote Control Display
Fahrenheit to Celsius
125568-01A 27
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Page 28
VARIABLE REMOTE MODELS OPERATION
ON ON
MAX
ON
Continued
OPERATING REMOTE CONTROL
WARNING: Fireplace can turn on suddenly. Keep away from burner.
After lighting pilot, let pilot ame burn for about
one minute. Slide remote selector switch to REMOTE position. You can now turn burner on and off with remote.
IMPORTANT: Do not leave selector switch in REMOTE or ON position when pilot is not lit. This will drain batteries.
When any button is pushed on remote control,
LCD display will glow blue. Blue glow will go off after several seconds if no action is being taken with remote.
ON/OFF
Push ON/OFF button and burners will come on in high position (see Figure 4 2). An
acoustic signal from the receiver conrms
the command. Push ON/OFF button again and burners will
turn off. A beep from receiver conrms the
command.
LCD Display
FLAME HEIGHT
This function allows you to control height
of ames through 5 levels (see Figure 43). Select manual ame height function by press­ing MODE button until a ame is shown in
lower left corner of display. Use UP/DOWN
arrow button to set desired ame height (see Figure 42). A beep from receiver conrms
the command.
MINIMUM MAXIMUM
Figure 43 - Remote Control Display of Flame Height Minimum and Maximum
ROOM THERMOSTAT
The remote control can operate as a room thermostat. The thermostat can be set to a desired temperature to control the comfort level in the room.
To activate, press THERMOSTAT button on re­mote control (see Figure 42). The word ON will appear to the right of temperature bulb graphic on display (see Figure 44). Use UP/DOWN arrow button to set desired room temperature.
Control system will cycle replace on or off to
maintain selected temperature.
ON/OFF
Figure 42 - Hand-Held Remote Control
THERMOSTAT
UP/ DOWN Arrows
MODE
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Room Temperature
Set Temperature
Figure 44 - Room Temperature Setting
SMART THERMOSTAT
The Smart Thermostat adjusts ame height
in accordance to differences between set temperature and room temperature. As room temperature gets closer to set temperature the
smart function will modulate the ame lower. As room temperature cools, it will modulate the ame higher.
125568-01A28
Page 29
VARIABLE REMOTE MODELS OPERATION
SMART
MAX
ON
ON REMOTE OFF
PRG
Continued
To activate this function, press THERMOSTAT
button until the word SMART appears to the right of temperature bulb graphic on display. Use UP/DOWN arrow button to set desired room temperature. The control system will cycle the replace on or off to maintain se­lected temperature.
Figure 45 - Smart Thermostat Setting
CHILD SAFETY LOCK-OUT
This function lets you deactivate the remote control buttons. It is active when the lock icon is lit on the display.
To activate, press MODE button and UP ar­row button at the same time. To deactivate,
press again.
INSPECTING BURNERS
Check pilot ame pattern and burner ame
patterns often.
PILOT FLAME PATTERN
Figure 48 shows a correct pilot ame pattern. Figure 49 shows an incorrect pilot ame pat­tern. The incorrect pilot ame is not touching
the thermocouple. This will cause the thermo-
couple to cool. When the thermocouple cools,
the heater will shut down.
If pilot ame pattern is incorrect, as shown
in Figure 49
• turn heater off (see To Turn Off Gas to Ap­pliance, page 27
• see Troubleshooting, page 32
Note: The pilot ame on natural gas units will have a slight curve, but ame should be blue
and have no yellow or orange color.
Pilot Burner
Thermocouple
Figure 48 - Correct Pilot Flame Pattern
Pilot Burner
Figure 46 - Child Safety Lock-Out
REPLACING HAND-HELD REMOTE
CONTROL ONLY
If your remote ever needs to be replaced you will not need to replace the receiver.
To program receiver with a new hand-held
remote, insert a small pin or paper clip into hole on receiver face plate marked PRG. The
Figure 49 - Incorrect Pilot Flame Pattern
Thermocouple
receiver will beep 3 times to indicate it is ready to accept a new remote transmitter. Press the ON/OFF button on your remote and the
receiver will beep 4 times to conrm it receives
commands from the new remote.
To Program Receiver
Figure 47 - Programing Remote Control
125568-01A 29
to Receiver
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Page 30

CLEANING AND MAINTENANCE

WARNING: Turn off heater
and let cool before cleaning.
CAUTION: You must keep control areas, burners and circulating air passageways of heater clean. Inspect these areas of heater before each use. Have heater inspected yearly by a quali­ed service person. Heater may need more frequent cleaning due to excessive lint from carpeting, pet hair, bedding material, etc.
WARNING: Failure to keep the primary air opening(s) of the burner(s) clean may result in sooting and property damage.
BURNER INJECTOR HOLDER AND
PILOT AIR INLET HOLE
The primary air inlet holes allow the proper amount of air to mix with the gas. This provides
a clean burning ame. Keep these holes clear of dust, dirt, lint and pet hair. Clean these air in-
let holes prior to each heating season. Blocked air holes will create soot. We recommend that you clean the unit every three months during operation and have heater inspected yearly by
a qualied service person.
We also recommend that you keep the burner tube and pilot assembly clean and free of dust and dirt. To clean these parts we recommend using compressed air no greater than 30 PSI.
Your local computer store, hardware store or
home center may carry compressed air in a
can. If using compressed air in a can, please
follow the directions on the can. If you don’t follow directions on the can, you could dam­age the pilot assembly.
1. Shut off unit, including pilot. Allow unit to
cool for at least thirty minutes.
2. Inspect burner, pilot and primary air inlet
holes on injector holder for dust and dirt (see Figure 50).
3. Blow air through the ports/slots and holes in the burner.
4. Check injector holder located at end of burner tube again. Remove any large
particles of dust, dirt, lint or pet hair with a soft cloth or vacuum cleaner nozzle.
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5. Blow air into the primary air holes on the injector holder.
6. In case any large clumps of dust have now been pushed into the burner repeat steps 3 and 4.
Clean pilot assembly also. Additional clean­ing may be needed for proper pilot operation based on use/lack of use. A yellow tip on the
pilot ame may indicate dust and dirt in the
pilot assembly. There is a small pilot air inlet
hole about from where the pilot ame comes
out of pilot assembly (see Figure 51). With
unit off, lightly blow air through air inlet hole.
You may blow through a drinking straw if compressed air is not available.
Injector Holder
Burner Tube
Primary Air Inlet Holes
Figure 50 - Injector Holder On Outlet
Pilot Assembly
Figure 51 - Pilot Inlet Air Hole (Your pilot
Burner Tube
Pilot Air Inlet Hole
may vary from pilot shown)
LOGS
• If you remove logs for cleaning, refer to
Installing Logs Embers and Lava Rock, page 18, to properly replace logs.
• Replace log(s) if broken or chipped (dime-
sized or larger).
MAIN BURNER
Periodically inspect all burner ame holes with
heater running. All slotted burner flame holes
should be open with ame present. All round burner ame holes should be open with a small blue ame present. Some burner ame holes may become blocked by debris or rust, with no ame present. If so, turn off heater and let cool. Remove blockage, blocked burner ame holes will create soot.
WARNING: The injector hold­ers (air shutters) are not adjust­able. Do not move injector holders from their original positions.
125568-01A30
Page 31
SPECIFICATIONS
MF42INR, MF42INV, MF48INR AND MF48INV
• Rating (Variable): 29,000/40,000 Btu/Hr
• Type Gas: Natural
• Ignition: Electronic
• Manifold Pressure: 3.4" W.C.
• Inlet Gas Pressure (in. of water): Max - 10.5" W.C., Min* - 5" W.C.
*For purpose of input adjustment
MF42IPR, MF42IPV, MF48IPR, AND MF48IPV
• Rating (Variable): 29,000/40,000 Btu/Hr
• Type Gas: Propane/LP
• Ignition: Electronic
• Manifold Pressure: 7.9" W.C.
• Inlet Gas Pressure (in. of water): Max - 14" W.C., Min* - 11" W.C.
*For purpose of input adjustment
WIRING DIAGRAM (REMOTE READy MODELS)
To
Thermopile
To OFF Terminal on Switch
To AUTO Terminal on Switch
WIRING DIAGRAM (VARIABLE CONTROL MODELS)
Note: For proper operation of remote control, wires from thermopile to control receiver must
be connected exactly as shown.
Black Connectors
White
Red
125568-01A 31
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Receiver
To Thermopile
Page 32

TROUBLESHOOTING

WARNING: Turn off heater and let cool before servicing. Only a
qualied service person should service and repair heater.
CAUTION: Never use a wire, needle or similar object to clean
ODS/pilot. This can damage ODS/pilot unit.
Note: All troubleshooting items are listed in order of operation.
OBSERVED PROBLEM
Embers won't stay on burner
Wh e n i g nit o r b utt o n i s
pressed, there is no spark
at ODS/pilot
Wh e n i g nit o r b utt o n i s
pressed, there is spark at
ODS/pilot but no ignition
POSSIBLE CAUSE
1. Ember placement
1. Ignitor electrode not con­nected to ignitor cable
2. Ignit or cabl e pinched or wet
3. Broken ignitor cable
4. Bad ignitor
5. Ignitor electrode positioned wrong
6. Ignitor electrode broken
7. Battery not installed, battery
power low or battery not in­stalled correctly (electronic ignition models only)
1. Gas supply turned off or
equipment shutoff valve closed
2. Control knob not in PILOT position
3. Control knob not pressed in while in PILOT position Air in gas lines when in-
4. stalled
5. Depleted gas supply (pro­pane/LP only)
6. ODS/pilot is clogged
7. Gas regulator setting is not
correct
REMEDY
1. Overlap ember mater ia l 1/4" (see page 18)
1. Reconnect ignitor cable
2. Free ignitor cable if pinched by any m etal or tubing. Keep ignitor cable dry
3. Replace ignitor cable
4. Replace ignitor
5. Replace pilot assembly
6. Replace pilot assembly
7. Install new alkaline bat­tery in electronic ignitor. Verify battery is installed correctly
1. Turn on gas supply or open equipment shutoff valve
2. Turn control knob to PILOT position
3. Press in control knob while in PILOT position
4. Co nti nu e h old in g d own control knob. Repeat ignit­ing operation until air is removed
5. Contact local propane/LP gas company
6. Clean ODS/pilot (see Clean-
ing and Maintenance, page
30) or replace ODS/pilot assembly
7. Replace gas regulator
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125568-01A32
Page 33
OBSERVED PROBLEM
ODS/pilot lights but ame
goes out when control knob is released
TROUBLESHOOTING
Continued
POSSIBLE CAUSE
1. Cont r o l kn o b no t ful l y pressed in
2. Control knob not pressed in long enough
3. Safety interlock system has been triggered
4. Equipment shutoff valve not fully open
5. Pilot f lame not touching
thermocouple, which al­lows thermocouple to cool, causing pilot ame to go
out. This problem could be caused by one or both of the following:
A) Low gas pressure B) Dirty or partially clogged
ODS/pilot
6. Thermocouple connection loose at control valve
7. Thermocouple damaged
8. Control valve damaged
REMEDY
1. Press in control knob fully
2. After ODS/pilot lights, keep
control knob pressed in 30 seconds
3. Wait one minute for safety interlock system to reset. Repeat ignition operation
4. Fully open equipment shut­off valve
5. A) Contact local natural or propane/LP gas company
B) Clean ODS/pilot (see
Cleaning and Maintenance,
page 30) or replace ODS/ pilot assembly
6. Hand tighten until snug,
then tighten 1/4 turn more
7. Replace pilot assembly
8. Replace control valve
One or both burners do not light after ODS/pilot is lit
Delayed ignition of one or both burners
Burner ba ck fi ring during combustion
125568-01A 33
1. Inlet gas pressure is too low
2. Burner orice(s) clogged
3. Thermopile leads discon­nected or improperly con­nected.
4. Remote selector in OFF position
5. Wire disconnected from gas control
1. Manifold pressure is too low
2. Burner orice(s) clogged
3. Mislocated crossover tube
1. Burner orice is clogged or
damaged
2. Damaged burner
3. Gas regulator defective
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1. Contact l ocal natura l or propane/LP gas company
2. C l e a n b u r n e r ( s ) ( s e e
Cleaning and Maintenance,
page 30) or replace burner
orice(s)
Reconnect leads see wiring
3. diagram, page 30
4. Put remote selector in ON position
5.
See Wiring Diagram, page 31
1. Contact l ocal natura l or propane/LP gas company
2. C l e a n b u r n e r ( s ) ( s e e Cleaning and Maintenance, page 30) or replace burner
orice(s)
3.
Contact qualied service per­son
1. Clean burner (see Cleaning
and Maintenance, page 30) or replace burner orice
2. Replace damaged burner
3. Replace gas regulator
Page 34
OBSERVED PROBLEM
Yellow ame in front burner
during burner combustion
TROUBLESHOOTING
Continued
POSSIBLE CAUSE
1. Not enough air
2. Gas regulator defective
REMEDY
1. Check burn er(s) for dir t
and debris. If found, clean
burner(s) (see Cleaning and Maintenance, page 30)
2. Replace gas regulator
Slight smoke or odor during initial operation
Heater produces a whistling noise when burners are lit
White powder residue form­ing within burner box or on adjacent walls or furniture
Moisture/condensation no­ticed on windows
Remote does not function (R e mot e-R e ady Mo dels Only)
1. Residues from manufac­turing processes and logs curing
1. Turning control knob to HI position when burners are cold
2. Air in gas line
3. Air passageways on heater blocked
4. Dirty or partially clogged
burner orice(s)
1. When heated, vapors from furniture polish, wax, carpet cleaners, etc. may turn into
white powder residue
1. Not enough combustion/ ventilation air
1. Battery is not installed. Bat­tery power is low
1. Problem will stop after a few hours of operation
1. Turn control knob to LO position and let warm up for a minute
2. Operate burners until air is removed from line. Have gas line checked by local natural or propane/LP gas company
3. Observe minimum installa­tion clearances (see pages 9 through 11)
4. Clean burners (see Clean-
ing and Maintenance,
page 30) or replace burner
orice(s)
1. Turn heater off when us-
ing furniture polish, wax,
carpet cleaners or similar products
1. Refer to Air for Combustion and Ventilation require­ments (page 6)
1. Replace 9-volt batteri es in receiver and hand-held remote
Heater produces a clicking/ ticking noise just after burners are lit or shut off
1. Met al e xpa ndi n g whil e heating or contracting while cooling
2. Wire connection loose or wire broken
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1. This is normal with most heaters. If noise is exces­sive, contact qualied ser­vice person
2. Check wiring connections (see wiring diagram, page
31). Replace wire harness if necessary.
125568-01A34
Page 35
TROUBLESHOOTING
Continued
WARNING: If you smell gas
• Shut off gas supply.
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your building.
• Immediately call your gas supplier from a neighbor’s phone. Fol­low the gas supplier’s instructions.
• If you cannot reach your gas supplier, call the re department.
IMPORTANT: Operating heater where impurities in air exist may create odors. Cleaning sup-
plies, paint, paint remover, cigarette smoke, cements and glues, new carpet or textiles, etc.,
create fumes. These fumes may mix with combustion air and create odors. These odors will disappear over time.
OBSERVED PROBLEM
Heater produces unwanted odors
POSSIBLE CAUSE
1. Heater burning vapors from
paint, hair spray, glues, clean­ers, chemicals, new carpet,
etc. (See IMPORTANT state- ment above)
2. Low fuel supply (propane/ LP only)
3. Gas leak. See Warn ing statement at top of page
REMEDY
1. Ope n win dow to ven ti­late room. Stop using odor ca using pro duc ts while heater is running
2. Rell supply tank (propane/
LP only)
3. Locate and correct all leaks (see Checking Gas Con-
nections, page 15)
Heater shuts off in use (ODS operates)
Gas odor even when control
knob is in OFF position
Gas odor during combus­tion
Log set cycles to pilot, but
room temperature drops to a lower than ideal level before log set comes back on
125568-01A 35
1. No t enough fresh air is available
2. Low line pressure
3.
ODS/pilot is partially clogged
1. Gas leak. See Warn ing statement at top of page
2. Control valve or gas control defective
1. Foreign m atter between control valve and burner
2. Gas leak. See Warn ing statement at top of page
1. Hand-held remote control is too close to heater
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1. Open window and/or door for ventilation
2. Contact l ocal natura l or propane/LP gas company
3. Clean ODS/pi l o t ( s e e
Cleaning and Mainte­nance, page 30)
1. Locate and correct all leaks (see Checking Gas Con-
nections, page 15)
2. Replace control valve or gas control
1. Take apart gas tubing and remove foreign matter
2. Locate and correct all leaks (see Checking Gas Con-
nections, page 15)
1. Move hand-held remo te control unit farther away from the heater
Page 36
PARTS
2
1
3
4
5
6
7
8
9
31
32
33
11
30
12
13
14
15
16
17 18
19
10
20
21
22
23
24
25
26
27
34
28
29
REMOTE-READY VARIABLE CONTROL MODELS
MF42INR, MF42IPR, MF48INR, MF48IPR, MF42INV, MF42IPV, MF48INV, MF48IPV
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REMOTE-READY VARIABLE CONTROL MODELS
PARTS
MF42INR, MF42IPR, MF48INR, MF48IPR, MF42INV, MF42IPV, MF48INV, MF48IPV
This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed
under Replacement Parts on page 39 of this manual.
KEY
NO. PART NO. DESCRIPTION QTY.
1 125219-01 Burner MF Dual Yellow Flame • • • • • • • • 1
MF42INR
MF42IPR
MF48INR
2 125022-02 Base • • • • • • • • 1 3 125213-01 Bracket Right Burner • • • • • • • • 1 4 125213-02 Bracket Left Burner • • • • • • • • 1 5 125021-01 Bracket Remote Valve • • • • • • • • 1 6 103781-01 Gas Valve, NG 1
103781-02 Gas Valve, LP 1 111440-03 Valve, Remote (w/Stepper Mt.) NG 1
111440-04 Valve, Remote (w/Stepper Mt.) LP 1 7 103784-01 Knob Short Extension (Pilot) • • • • • • • • 1 8 103784-02 Knob Short Extension (HI-LO) • • • • 1 9 098264-02 Male Connector • • • • • • • • 1 10 125559-01 Tube Inlet • • • • • • • • 1 11 125247-01 Asm Pan Burner • • • • • • • 1 12 125023-01 Bracket Front Burner • • • • • • • • 2 13 097384-01 Nut Captive Washer • • • • • • • • 2 14 112829-02 Air Shutter • • • • • • • 1 15 124933-01 Orice Holder 90 Degree • • • • • • • • 1 16 099056-46 Orice .051 (Pan) 1
099046-45 Orice .028 (Pan) 1 17 M11084-38 Screw, HWH AB 8-18 X .38 • • • • • • • • 4 18 119321-01 Venturi Tube • • • • • • • • 1 19 119795-01 Burner Gasket • • • • • • • • 1 20 111435-01 Ignitor, Electronic • • • • • • • • 1 21 125019-01 Bracket Ignitor • • • • • • • • 1 22 098271-12 Cable Ignitor • • • • • • • • 1 23 M12461-26 Screw HX SLT WSR 10-32 x 3/8 • • • • • • • • 4 24 M11084-26 Screw HWH AB 10-16 X .38 • • • • • • • 22 25 111819-03 Orice Elbow P53 95 420 (Rear) 1
111819-04 Orice Elbow P52 85 1000 (Rear) 1 26 116559-03 Air Shutter 1
116559-04 Air Shutter 1 27 125339-01 Pilot ODS LP Copreci # 231 1
125339-02 Pilot ODS NG Copreci # 240 1 28 099387-09 Tube Pilot • • • • • • • • 1 29 098249-01 Nut ODS • • • • • • • • 2 30 125515-01 Grate MF42 • • • • 1
125515-02 Grate MF48 • • • • 1 31 121129-04 Wire Harness, Proame • • • • 1 32 121129-05 Proame Receiver Kit • • • • 33 121129-01 Remote, Proame • • • • 1 34 125561-01 Bracket Pilot MF42 1
MF42INV
MF48IPR
MF42IPV
MF48INV
MF48IPV
1
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Page 38
PARTS
LOG SETS FOR MODELS MF42INR, MF42IPR, MF48INR, MF48IPR, MF42INV, MF42IPV, MF48INV, MF48IPV
This list contains replaceable parts used in your heater. When ordering parts, follow the
instructions listed under Replacement Parts on page 39 of this manual.
7
4
2
3
1
9
KEY
NO. DESCRIPTION QTYPart Number Log ID Number Part Number Log ID Number
1 125573-01 D-019 125591-01 D-027 Log, Front Right 1 2 125573-02 D-018 125591-02 D-026 Log, Back Left 1 3 125573-03 D-017 125591-03 D-025 Log, Front Left 1 4 125573-04 D-020 125573-04 D-020 Log, Charred 1 5 125573-05 D-021 125591-04 D-028 Log, Middle Split 1 6 125573-06 D-022 125573-06 D-022 Log, Right Split Crossover 1 7 125573-07 D-024 125573-07 D-024 Log, Front Top 1 8 125573-08 D-023 125591-06 D-029 Log, Back Top 1 9 125538-01 None 125538-01 None Log, Switch 1
MF42I(N,P)(R,V) MF48I(N,P)(R,V)
8
5
6
Each log includes a reference number. The rst number indicates the order it is placed on the burner assembly. The next two numbers indicate the set size.
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125568-01A38
Page 39
This list contains replaceable parts used in your heater. When ordering parts, follow the
instructions listed under Replacement Parts below.
PARTS AVAILABLE, NOT SHOWN - ALL MODELS
100563-01 Warning Plate 1 103877-01 Lighting Instruction Plate 1 100639-12 Caution Decal 1 101137-02 Hardware Kit 1 GA6060 Lava Rock 1 120466-01 Flextube with Fitting 1 125071-01 Rockwool Embers 1 125070-01 Platinum Bright Embers Kit 1 099998-01 Fan Switch 1 103284-11 Wire Harness 1 103284-10 Wire Harness 1

REPLACEMENT PARTS

PARTS
Note: Use only original replacement parts. This will protect your warranty coverage for parts replaced under warranty.
Contact authorized dealers of this product.
If they can’t supply original replacement
pa r t(s ), ca l l F M I P R ODU CTS , LLC at
1-866-328-4537.
When calling, have ready:
• your name
• your address
• model and serial numbers of your heater
• how heater was malfunctioning
• purchase date Usually, we will ask you to return the part to
the factory.

SERVICE HINTS

When Gas Pressure Is Too Low
• pilot will not stay lit
• burners will have delayed ignition
• heater will not produce specied heat
• propane/LP gas supply may be low
You may feel your gas pressure is too low. If
so, contact your local propane/LP or natural
gas supplier.
125568-01A 39
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TECHNICAL SERVICE

You may have further questions about
installation, operation or troubleshooting. If so, contact FMI PROD UC TS, LLC a t
1-866-328-4537. When calling please have your mod el a nd serial numbers of your heater ready.
You can also visit our web site at www.fmiproducts.com.
Page 40

ACCESSORIES

F
ON
OFF
MODE
SET
ON
OFF
Purchase these heater accessories from your local dealer. If they can not supply these
accessories, call FMI PRODUCTS, LLC at
1-866-328-4537 for referral information. You can also write to the address listed on the back page of this manual.
FIREPLACE HOOD
Black - GA6050 Antique Brass - GA6053 For all models. Helps deect heat away from
mantel or wall above replace. Fits openings
28" to 48" wide.
RECEIVER AND HAND-HELD THERMOSTAT REMOTE CONTROL
KIT - TRC (REMOTE READY MODELS ONLY)
For all remote-ready models. Allows the
replace to be operated in a manually or
thermostatically controlled mode. You can turn
the replace on and off without ever leaving
the comfort of your easy chair.
WALL-MOUNT THERMOSTAT SWITCH
- GWMT1 (REMOTE READY MODELS ONLY)
For all models. The desired comfort setting
can be selected on the wall thermostat and the log heater will automatically cycle from pilot to the heat setting selected.
WALL-MOUNT ON/OFF SWITCH
GWMS2 (REMOTE READY MODELS ONLY)
For all models. Allows the gas log heater to
be turned on and off with a wall switch.
DAMPER CLAMP - GA6080
For all models. Permanently opens chimney
ue damper for vented operation.
LAVA ROCK - GA6060
For all models. Order when additional rock
is desired.
FLOOR MEDIA KIT - FM100
For all models. Includes lava rock, burner
embers, and burner cinders.
CONTROL COVER KIT - CC100
For all models. Includes control cover log
and 6 unique fall-away logs.
RECEIVER AND HAND-HELD RE-
MOTE CONTROL KIT - MRC (REMOTE READY MODELS ONLY)
For all models. Allows the replace to be
turned on and off by using a hand-held re­mote control.
www.fmiproducts.com
125568-01A40
Page 41
NOTES
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Page 42
NOTES
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_____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________
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Page 43
NOTES
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_____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________
_____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________
125568-01A 43
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Page 44

WARRANTy

kEEP THIS WARRANTy
Model (
located on product or identication tag
Serial No. (
located on product or identication tag
Date Purchased __________________________
Keep receipt for warranty verication.
FMI PRODUCTS, LLC LIMITED WARRANTIES
Standard Warranty: FMI PRODUCTS, LLC warrants this new product and any parts thereof to be free from defects in material and workmanship for a period of four (4) years from the date of rst purchase from an authorized dealer provided the product has been installed, maintained and operated in accordance with FMI PRODUCTS, LLC’s
warnings and instructions.
For products purchased for commercial, industrial or rental usage, this warranty is limited to 90 days from the date of rst purchase.
Limited Warranty: FMI PRODUCTS, LLC warrants factory reconditioned products and any parts thereof to be free from defects in material and workmanship for 30 days from the date of rst purchase from an authorized dealer provided the product has been installed, maintained and operated in accordance with FMI PRODUCTS, LLC’s
warnings and instructions.
The following terms apply to all of the above warranties:
Always specify model number and serial number when contacting the manufacturer. To make a claim under this warranty the bill of sale or other proof of purchase must be presented.
This warranty is extended only to the original retail purchaser when purchased from an authorized dealer, and only when installed by a qualied installer in accordance with all local codes and instructions furnished with this product.
This warranty covers the cost of part(s) required to restore this product to proper operating condition and an allow-
ance for labor when provided by a FMI PRODUCTS, LLC Authorized Service Center or a provider approved by FMI PRODUCTS, LLC. Warranty parts must be obtained through authorized dealers of this product and/or FMI PRODUCTS, LLC who will provide original factory replacement parts. Failure to use original factory replacement
parts voids this warranty.
Travel, handling, transportation, diagnostic, material, labor and incidental costs associated with warranty repairs, unless expressly covered by this warranty, are not reimbursable under this warranty and are the responsibility of
the owner.
Excluded from this warranty are products or parts that fail or become damaged due to misuse, accidents, improper installation, lack of proper maintenance, tampering, or alteration(s).
This is FMI PRODUCTS, LLC’s exclusive warranty, and to the full extent allowed by law; this express warranty excludes any and all other warranties, express or implied, written or verbal and limits the duration of any and all implied warranties, including warranties of merchantability and tness for a particular purpose to four (4) years on new products and 30 days on factory reconditioned products from the date of rst purchase. FMI PRODUCTS, LLC
makes no other warranties regarding this product.
FMI PRODUCTS, LLC’s liability is limited to the purchase price of the product, and FMI PRODUCTS, LLC shall not be liable for any other damages whatsoever under any circumstances including indirect, incidental, or consequential
damages.
Some states do not allow limitations on how long an implied warranty lasts or the exclusion or limitation of incidental
or consequential damages, so the above limitation or exclusion may not apply to you.
This warranty gives you specic legal rights, and you may also have other rights which vary from state to state.
For information about this warranty contact:
Factory Reconditioned Products
Terms Common to All Warranties
) _____________________________
) __________________________
New Products
2701 S. Harbor Blvd.
Santa Ana, CA 92704
1-866-328-4537
www.fmiproducts.com
125568-01 Rev. A 08/10
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