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26D4721 

5

The LCUF36 is a  vent-free fi reboxe. They feature a self contained heat-circulating system. This installation manual will 

enable you to obtain a safe, effi cient and dependable installation of your vent-free fi rebox system.
Do not alter or modify the fi rebox or its components under any circumstances.  Any modifi cation or alteration of the fi rebox 

system, including but not limited to the fi rebox and accessories, may void the warranty, listings and approvals of this system 

and could result in an unsafe and potentially dangerous installation.

BEFORE YOU START 

Carefully  inspect  the  contents  for  shipping  damage.  If  any  parts  are  missing  or  damaged,  immediately  inform  the 

dealer from whom you purchased the appliance. Do not attempt to install any part of the appliance unless you have 

all the parts in good condition. 

MAKE SURE YOU HAVE RECEIVED ALL PARTS 

Check your packing list to verify that all listed parts have been received. You should have the following: 
  1.  Vent-Free Gas Firebox 

3. Installation and Operating Instructions

  2.  Canopy 

4. Five (5) sheet metal screws for canopy

WHAT YOU WILL NEED FOR INSTALLATION
TOOLS 

 

BUILDING SUPPLIES 

•  Phillips screwdriver 

• Square  

• Framing materials 

 

•  Hammer 

• Piping complying with local codes 

• Wall fi nishing materials 

 

 

•  Saw and / or sabersaw 

• Tee joint 

• Caulking material 

(noncombustible)

•  Level 

• Pipe wrench 

• Fireplace surround materials 

(noncombustible)

•  Measuring tape 

• Pliers 

•  Electric drill and bits 

• Pipe sealant approved for use with propane/L.P.G. 

(resistant to sulfur compounds)

Refer to the installation instructions provided with the log sets for items required for log set installation.

PRODUCT FEATURES 

Do not attempt to burn solid wood fuels, vented gas log sets, or any other combustible 
in  this  unvented  fi rebox. Also,  do  not  install  a  vent-free  gas  log  set  in  this  fi rebox 
if  the  minimum  clearance  and  height  requirements  of  the  log  set  are  too  large 
for the fi rebox. 

W

ARNING

Illustrations  shown  in  this  manual  reflect  “typical”  installations  with  nominal 
dimensions  and  are  for  design  and  framing  reference  only.    Actual  installations 
may vary due to individual design preferences.  However, always maintain minimum 
clearances  to  combustible  materials  and  do  not  violate  any  specifi c  installation 
requirements.

NOTICE

Summary of Contents for LO-RIDER LCUF36

Page 1: ...NGS If the information in this manual is not followed exactly a fire or explosion may result causing property damage personal injury or loss of life Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Imm...

Page 2: ...l Installation Information 6 Firebox External Dimensions 6 Minimum Hearth Dimensions 7 Location of Fireplace 7 Clearances and Height Requirements 8 Fireplace Framing 10 Gas Line Installation 12 Canopy Installation 13 Other Optional Equipment 14 Illustrated Parts Breakdown 14 Warranty Back Cover ...

Page 3: ...ead these instructions carefully before installing or trying to operate a vent free gas heater in this firebox IMPORTANT SAFETY INFORMATION 1 Due to high temperatures the appliance should be located out of traffic and away from furniture and draperies 2 Children and adults should be alerted to the hazard of high surface temperature and should stay away to avoid burns or clothing ignition 3 Young chi...

Page 4: ...d be reduced 4 percent for each 1 000 feet above sea level Refer to the National Fuel Gas Code 21 The appliance and its appliance main gas valve must be disconnected from the gas supply piping system during any pressure testing of that system at test pressures in excess of 1 2 psig 3 5 kPa 22 The appliance must be isolated from the gas supply piping system by closing its equipment shutoff valve du...

Page 5: ...structions 2 Canopy 4 Five 5 sheet metal screws for canopy WHAT YOU WILL NEED FOR INSTALLATION TOOLS BUILDING SUPPLIES Phillips screwdriver Square Framing materials Hammer Piping complying with local codes Wall finishing materials Saw and or sabersaw Tee joint Caulking material noncombustible Level Pipe wrench Fireplace surround materials noncombustible Measuring tape Pliers Electric drill and bits...

Page 6: ...is unique however and might require a different sequence 1 Position firebox prior to framing or into prepared framing 2 Plumb gas line Gas connections should only be performed by an experienced licensed certified tradesman 3 Install vent free gas log heater per the instructions provided with the vent free gas log heater 4 Complete finish wall material surround and optional hearth extension to your in...

Page 7: ...isters for forced air furnaces air conditioners windows or doors Installation must provide adequate ventilation and combustion air DO NOT INSTALLTHIS FIREBOX IN A BED ROOM OR BATHROOM Location should be out of high traffic or windy or drafty areas DO NOT INSTALLWHERE CURTAINS FURNITURE CLOTHING OR OTHER FLAMMABLE OBJECTS ARE LESS THAN 42 FROM FRONT OF HEATER Never obstruct the front opening of the ...

Page 8: ... to follow these requirements may create a fire hazard 1 Sidewall clearances The clearance from the inside of the appliance to any combustible wall should not be less than 9 See Figure 4 2 Ceiling clearance The ceiling must be at least 42 from the top of the firebox opening See Figure 4 3 Back wall clearnace The appliance may be placed against a combustible back wall Figure 4 Clearance and Height Re...

Page 9: ... combustible flooring mate rial such as carpeting or asphalt tile which is closer than 14 to the base of the firebox See Figure 6 Or The inner chamber firebox floor may be installed nearer to the floor if a minimum of 14 of noncombustible material such as slate or marble is installed between the base of the firebox and the combustible flooring See Figure 7 Figure 5 Mantel Clearances Figure 6 Minimum Clea...

Page 10: ...ht When the firebox is installed directly on carpeting tile or other combustible material other than wood flooring the firebox shall be installed on a metal or wood panel extending the full width and depth of the enclosure LCUF36 A 41 A 411 4 B 44 B 441 2 C 30 C 301 2 D 15 D 151 4 E 71 E 711 2 F 35 F 353 4 G 21 G 21 H 50 H 501 2 A 41 B 44 C 30 D 15 E 71 F 35 G 21 H 50 Figure 8 Corner Installation Fig...

Page 11: ...odate the fireplace with trim installed is as follows Figure 12 Custom Cabinet Figure 13 Location of Nailing Flanges Nail Sides Through Nailing Flanges LCUF36 with trim K 417 8 8 J 357 8 8 LCUF36 with trim 41 35 The fireplace must be installed giving full consideration to the clearance and height requirements identified in this manual WARNING This appliance is approved for the installation of drywall...

Page 12: ...opane L P G heaters in addition to the regulator fitted to the heater to reduce the supply tank pressure to 13 w c maximum Any copper tubing used to supply propane L P G from the tank must be internally tinned Note When connecting propane L P G vent free room heaters you must use pipe sealant resistant to propane L P G Important Hold heater regulator with a wrench to prevent movement when connectin...

Page 13: ...the side frames See Figure 14 2 Align the canopy with the holes in the top frame 3 Replace the screws previously removed 4 Tighten side screws Make sure the canopy is level and secure The firebox canopy must not be modified or replaced with a canopy that may be provided with the unvented decorative room heater WARNING Close fireplace screen panel before operating a decorative type unvented room heat...

Page 14: ...Canopy 1 BRCU36 1 Standard Brass Canopy 1 BRCU36 1 Standard Brass Canopy 1 BRCU36 1 Wide Brass Canopy 1 BRC36 1 Wide Brass Canopy 1 BRC36 1 Wide Brass Canopy 1 BRC36 1 Wide Brass Canopy 1 BRC36 4 Brass Trim Curved Design 1 BRTKM36 4 Brass Trim Curved Design 1 BRTKM36 4 Brass Trim Curved Design 1 BRTKM36 4 Brass Trim Curved Design 1 BRTKM36 4 Pewter Trim Curved Design 1 PWTKM36 4 Pewter Trim Curved...

Page 15: ...26D4721 15 NOTES ...

Page 16: ... in accordance with the installation instructions The Limited Lifetime Warranty will also be void if the appliance is not operated and maintained according to the operating instructions supplied with the appliance and does not extend to 1 firebox burner assembly damage by accident neglect misuse abuse alteration negligence of others including the installation thereof by unqualified installers 2 the ...

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