Desa LMFP33NR User's Manual
Contents
1. Cabinet Mantel P Figure 10 Installing Cabinet Mantel Nailing Flanges E Figure 12 Inserting Fireplace Into Cabinet Mantel DESA INSTALLATION Built In Fireplace Installation INSTALLATION Continued BUILT IN FIREPLACE INSTALLATION Built in installation of this fireplace involves installing fireplace into a framed in enclosure This makes the front of fireplace flush with wall If installing a mantel above the fireplace you must follow the clearances shown in Figure 20 page 12 Follow the instructions below to install the fireplace in this manner Actual 32 3 3 34 5g 16 11 46 Framing 33 35 1 3 17 3 4 Height Front Width Depth 1 Frame in rough opening Use dimensions shown in Figure 13 for the rough opening If installing in a corner use dimensions shown in Figure 14 for the rough opening The height is 33 which is the same as the wall opening above 2 If using blower install and properly ground GA3555 three prong 120 volt electrical outlet in fireplace Follow instruc tions included in kit see Accessories page 30 3 Install gas piping to fireplace location This installation includes an approved flexible gas line if allowed by local codes after the equipment shutoff valve The flexible gas line must be th2. For more information visit www desatech com 111604 01A SAFETY INFORMATION PRODUCT IDENTIFICATION SAFETY INFORMATION Continued 1 10 11 12 13 14 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 Do not place propane LP supply tank s inside any structure Lo cate propane LP supply tank s outdoors propane LP units only 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 fire department This fireplace shall not be installed in a bedroom or bathroom Do not use this fireplace as a wood burning fireplace Use only the logs provided with the fireplace Do not add extra logs or ornaments such as pine cones ver miculite or rock wool Using these added items can cause soot ing Do not add lava rock around base Rock and debris could fall into the control area of fireplace To prevent the creation of soot follow the instructions in Clean ing and Maintenance page 21 Before using furniture polish wax carpet cleaner or similar products turn heater off If heated the vapors from these prod ucts may create a white powder residue within burn
3. This warranty gives you specific legal rights and you may also have other rights that vary from state to state For information about this warranty write o ES A HEATING PRODUCTS 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 www desatech com NOT A UPC ie For more information visit WWW NECO
4. Fireplace produces unwanted odors W Heater burning vapors from paint hair spray glues cleaners chemicals new carpet etc See IMPORTANT state ment above Low fuel supply propane LP only Gas leak See Warning statement at top of page Open window to ventilate room Stop us ing odor causing products while heater is running Refill supply tank propane LP only Locate and correct all leaks see Check ing Gas Connections page 14 Fireplace shuts off in use ODS operates Not enough fresh air is available Low line pressure ODS pilot is partially clogged Open window and or door for ventilation Contact local natural or propane LP gas company Clean ODS pilot see Cleaning and Maintenance page 21 Gas odor even when control knob is in OFF position Gas leak See Warning statement at top of page Control valve or gas control defective Locate and correct all leaks see Check ing Gas Connections page 14 Replace control valve or gas control Gas odor during combustion Foreign matter between control valve and burner Gas leak See Warning statement at top of page Take apart gas tubing and remove for eign matter Locate and correct all leaks see Check ing Gas Connections page 14 Dark residue on logs inside of their fireplace Note After removing all causes of residue deposits completely clean fireplace and ap pl
5. Note If pilot does not stay lit contact a qualified service person or gas supplier for repairs Until repairs are made light pilot with match To light pilot with match see Manual Lighting Procedure o Ignitor Button K Control Knob AUTO MAN Remote Selector Switch Figure 34 Remote Selector Switch Control Knob and Ignitor Button For more information visit ww i 8 Keep control knob pressed in for 30 seconds 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 FK to the ON position 10 Press the on off key on the remote control to turn on appli ance main burner Wait at least 5 seconds before setting desired flame height 11 Press the up or down key until the small triangle is to the left of large flame icon at the top of LCD display see Fig ure 37 page 19 Press the left or right key to set the de sired flame height A CAUTION Do not try to adjust heating levels by using the equipment shutoff valve Ignitor Pilot Burner Electrode Pilot Burner Ignitor Electrode Figure 35 Pilot Propane LP Figure 36 Pilot Natural TO APPLIANCE Shutting Off Heater Press on off key
6. For more information INSTALLATION CLEARANCES A WARNING Maintain the minimum clearances If you can provide greater clearances from floor ceil ing and adjoining wall Carefully follow the instructions below This will ensure safe installation Minimum Clearances For Side Combustible Material Side Wall and Ceiling A Clearances from the side of the fireplace cabinet to any com bustible material and wall should follow diagram in Figure 8 Example The face of a mantel bookshelf etc is made of combustible material and protrudes 3 2 from the wall This combustible material must be 4 from the side of the fireplace opening see Figure 8 B Clearances from the top of the fireplace opening to the ceiling should not be less than 42 inches MINIMUM CLEARANCE TO COMBUSTIBLE MATERIALS Top Left and Bottom Right Sides and Rear 42 16 0 12 4 10 o 834 Example 7 5 a 3 o 15 4 7 8 7 16 INCHES 2 4 6 8 10 12 14 16 V FIREBOX 5 1 INCHES Minimum 16 inches from Side Wall Figure 8 Minimum Clearance for Combustible to Wall esatech com 111604 01A INSTALLATION Conventional Fireplace Installation INSTALLATION Continued CONVENTIONAL FIREPLACE INSTALLATION Conventional installation of this fireplace involves installing fire place along vvith the corner face or cabinet mantel vvith hearth
7. Natural and propane LP gases are odorless An odor making agent is added to the gas The odor helps you detect a gas leak However 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 forreference Itis your guide to safe and proper operation of this heater d WARNING Any change to this heater or its controls can be dangerous A WARNING Do not use a blower insert heat exchanger insert or other accessory not approved for use with this heater Do not place clothing or other flammable material on or near the appliance Never place any objects on the heater Fireplace and screen become very hot when running fireplace Keep children and adults away from hot surfaces to avoid burns or clothing ignition Fire place will remain hot for a time after shutdown Allow surfaces to cool before touching Carefully supervise young children when they are in the room with fireplace When using the optional hand held remote accessory keep selector switch in the OFF position to prevent children from turning on burners with remote You must operate this fireplace with the fireplace screen and hood in place Make sure fireplace screen and hood are in place before running heater Keep the appliance area clear and free from combus tible materials gasoline and other flammable vapors and liquids
8. Refer to Air for Installation and service must be performed by a Combustion and Ventilation sec qualified installer service agency or the gas supplier tion on page 4 of this manual This appliance may be installed in an aftermarket permanently located 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 Save this manual for future reference DESA TABLE OF CONTENTS SAFETY INFORMATION TABLE OF CONTENTS SAFETY INFORMATION esent 2 PRODUCT IDENTIFICATION 0 eee eee eee eee teeter teeter 3 LOGAL CODES cient ha niece a mi ee 4 UNPACKING tocco 4 PRODUCT FEATURES treten ene es 4 AIR FOR COMBUSTION AND VENTILATION 4 INSTALLATION i noe GEHE t 7 OPERATING HEATER deett 17 INSPECTING BURNERS esee 20 CLEANING AND MAINTENANCE eese 21 SAFETY INFORMATION A WARNINGS A WARNING This product contains 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 ser vice this heater Improper use of this heater can cau
9. The external regulator will reduce incoming gas pressure You must reduce incoming gas pressure to between 11 and 14 inches of water If you do not reduce incoming gas pressure heater regulator damage could occur Install external regulator with the vent point ing down as shown in Figure 21 page 13 Pointing the vent down protects it from freezing rain or sleet 33 442 0 fla com 111604 01A INSTALLATION Installing Gas Piping to Fireplace Location Cont Connecting Fireplace to Gas Supply INSTALLATION Continued A CAUTION Use only new black iron or steel pipe Internally tinned copper tubing may be used in cer tain areas Check your local codes Use pipe of 1 2 diameter or greater to allow proper gas volume to fireplace If pipe is too small undue loss of volume will occur Propane LP External Supply Tank Regulator Vent Down Figure 21 External Regulator on Propane LP Supply Tank with Vent Pointing Down 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 fireplace see Figure 22 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 fireplaces Apply pipe joint seal
10. 1 Unusually Tight Construction 2 Unconfined Space 3 Confined Space The information on pages 4 through 6 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 defined as construction where a wallsandceilings exposed to the outside atmosphere have a continuous water vapor retarder with a rating of one perm 6 x 10 kg per pa sec m or less with openings gasketed or sealed and b weather stripping has been added on openable win dows and doors and c caulking or sealants are applied to areas such as joints around window and door frames between sole plates and floors 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 6 If your home does not meet all of the three criteria above proceed to Determining Fresh Air Flow For Heater Loca tion column 2 Confined and Unconfined Space The National Fuel Gas Code ANSI Z223 1 NFPA 54 defines a confined space as a space whose volume is less than 50 cubic feet per 1 000 Btu per hour 4 8 m per kw of
11. 10 16 x 38 3 8 Flare x 1 2 NPT Pilot Regulator Natural Only Pilot Tube Valve to Regulator 1 1 1 1 1 1 1 2 1 1 1 1 2 4 1 4 1 1 1 1 1 1 1 7 1 1 1 1 1 1 4 1 1 1 27 PARTS AVAILABLE NOT SHOWN Not a field replaceable part DESA Por moro dulori ioh AOA A AEA A LL 111604 01A ILLUSTRATED PARTS BREAKDOWN Models LMFP33PR and LMFP33NR ILLUSTRATED PARTS BREAKDOWN FIREBOX LMFP33PR AND LMFP33NR For more information visit www desatechycom 111604 01A PARTS LIST Models LMFP33PR and LMFP33NR PARTS LIST FIREBOX LMFP33PR AND LMFP33NR This list contains replaceable parts used in your fireplace VVhen ordering parts follow the instructions listed under Replacement Parts on page 25 of this manual KEY NO PART NUMBER DESCRIPTION 101357 01 Top Outer Casing hd Outer Casing Mig Right Front Side ss Left Front Side 098304 01 Phillips Pan Head Screw 10 16 x 38 104239 01CK Top Front Louver 101712 03 Firebox Hood sx Firebox Support 099230 02 Shoulder Screw hi Firebox Top 101346 01 Outer Base ds Firebox Wrapper 101514 01 Cover M11084 26 Hex Screw 8410 16 x 38 104237 01CK Bottom Louvered Door 101727 02 Screen Assembly PARTS AVAILABLE NOT SHOWN 101386 02 Louvered Door Hinge 101784 01 Magnet Catch 102307 01 Strike Plate ONG OI BE OO 43248 RQ i mM A a a a Not a field rep
12. DESA INSTALLATION Installing Logs INSTALLATION INSTALLING LOGS CAUTION Do not remove the data plates attached A WARNING You must operate this fireplace with to the heater base assembly The data plates contain the fireplace screen in place Make sure fireplace important warranty and safety information screen is in place before running fireplace A WARNING Failure to position the parts in accor dance with these diagrams or failure to use only parts specifically approved with this heater may result in property damage or personal injury A WARNING After installation and periodically thereafter check to ensure that no flame comes in contact with any log With the heater set to High check to see if flame contact any log If so reposition logs according to the log installation instructions in this manual Flames contacting logs will create soot It is very important to install the logs exactly as instructed Do not modify logs Only use logs supplied with fireplace 1 Place pins in rear log log 1 into holes on rear of base grateas Figure 29 Installing Log 3 shown in Figure 28 2 Place middle log log 2 between front and rear of burner The Left Top Log left side will rest on the left tab and the right will straddle the burner as shown in Figure 28 Right Top Log 3 Place front log log 3 onto grate fingers at front of base grate see Figure 29 Make sure log seats we
13. Fireplace Gas Connections 1 2 Open equipment shutoff valve see Figure 25 Open main gas valve located on or near gas meter for natural gas or open propane LP supply tank valve Make sure control knob of fireplace is in the OFF position Check all joints from equipment shutoff valve to gas control valve see Figures 26 or 27 Apply noncorrosive leak detec tion fluid to all joints Bubbles forming show a leak Correct all leaks at once Light fireplace see Operating Fireplace pages 17 through 19 Check all other internal joints for leaks Turn off fireplace see To Turn Off Gas to Appliance page 18 Equipment Shutoff Open Valve Closed Figure 25 Equipment Shutoff Valve 9 oro information visit www desatech com 111604 01A _ Eel Equipment Shutoff Valve Gas Meter E racer gt n re 6 Gas Control Valve Es Figure 26 Checking Gas Joints for Natural Gas Equipment Shutoff Valve Propane LP Supply Tank Gas Control Valve Figure 27 Checking Gas Joints for Propane LP Gas
14. allowed by local codes after the equipment shutoff valve The flexible gas line must be the last item installed on the gas piping See Installing Gas Piping to Fireplace Location pages 12 and 13 Carefully set fireplace in front of rough opening with back of fireplace inside wall opening Attach flexible gas line to gas supply See Connecting Fire place to Gas Supply pages 13 and 14 Plug electrical cord into electrical outlet installed in step 2 Carefully insert fireplace into rough opening Attach fireplace to wall studs using nails or wood screws through holes in nailing flange see Figure 19 Check all gas connections for leaks See Checking Gas Con nections pages 14 and 15 Install brass trim after final finishing and or painting of wall see Figure 7 page 8 M 35 Ho Figure 16 Rough Opening for Installing in Wall Por mots ife 111604 01A rmation visit www desatech com Cable from Electrical Blower Z ed Power e Strain i LAY Relief d q VA Fitting ZA Support I Bracket Screw Figure 17 Connecting Duplex Outlet Support Bracket Firebox Wrapper Shield Power Screws Cord Figure 18 Attaching Fireplace to Wall Studs Nails or Wood Screws 7 Nailing Flanges X Figure 19 Attaching Fireplace to Wall Studs DESA INSTALLATION Built I
15. easiest installation See Built In Fireplace Installation pages 10 and 11 IMPORTANT Vent free heaters add moisture to the air Although this is beneficial installing fireplace in rooms without enough ventilation air may cause mildew to form from too much moisture See Air for Combustion and Ventilation pages 4 through 6 IMPORTANT Make sure the fireplace is level If fireplace is not level log set will not work properly For more inform 111604 01A I ation visit www desatech com CHECK GAS TYPE Use the correct gas type natural or propane LP for your fireplace If your gas supply is not correct do not install fireplace Call dealer where you bought fireplace for proper type fireplace ELECTRICAL HOOKUP Models GA3700 Series and GA3700T Series Blower Accessories and GA3555 Internal Duplex Kit This fireplace accepts a blower assembly with an electrical cord The electrical cord is five feet in length You must locate fireplace within reach of a 120 volt grounded electrical outlet Ifnot you must install an electrical outlet within reach of fireplace power cord The GA3555 outlet accessory is used for built in applications with blower accessory installed INSTALLING HOOD Install hood to top of firebox as shown in Figure 5 Use 3 Phillips screws provided Figure 5 Installing Hood to Firebox DESA INSTALLATION Assembling and Attaching Optional Brass Trim Installation Clearances INSTALLATIO
16. or furniture 1 When heated vapors from furniture pol ish wax carpet cleaners etc may turn into white powder residue 1 Turn heater off when using furniture polish wax carpet cleaners or similar products Remote does not function GHRC and GHRCTA only For mora imformation visit www desatech com 111604 01A 1 Battery is not installed Battery power is low 1 Replace 9 volt batteries in receiver and remote control DESA TROUBLESHOOTING TROUBLESHOOTING Continued building A 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 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 fire department IMPORTANT Operating fireplace where impurities in air exist may create odors Cleaning supplies 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 POSSIBLE CAUSE REMEDY Fireplace produces a clicking ticking noise just after burner is lit or shut off 1 Metal expanding while heating or con tracting while cooling 1 This is common vvith most heaters If noise is excessive contact qualified ser vice person
17. or replace burner orifice s Burner backfiring during combustion 1 Burner orifice is clogged or damaged 2 Damaged burner 3 Gas regulator defective 1 Clean burner see Cleaning and Main tenance page 21 or replace burner orifice s 2 Replace damaged burner 3 Replace gas regulator Slight smoke or odor during initial operation Moisture condensation noticed on windows 1 Not enough air 2 Gas regulator defective Residues from manufacturing processes and logs curing io 1 Check burner for dirt and debris If found clean burner see Cleaning and Maintenance page 21 2 Replace gas control 3 Problem will stop after a few hours of operation Heater produces a whistling noise when burners are lit 1 Not enough combustion ventilation air 1 Refer to Air for Combustion and Venti lation requirements page 4 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 orifice s 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 lo cal natural or propane LP gas company 3 Observe minimum installation clear ances see pages 8 through 11 4 Clean burners see Cleaning and Main tenance page 21 or replace burner orifice s White powder residue forming within burner box or on adjacent walls
18. replacement parts Failure to use original factory replacement parts voids this warranty The heater MUST be installed by a qualified installer in accordance with all local codes and instructions furnished with the unit This warranty does not apply to parts that are not in original condition because of normal wear and tear or parts that fail or become damaged as a result of misuse accidents lack of proper maintenance or defects caused by improper installation Travel diagnostic cost labor transportation and any and all such other costs related to repairing a defective heater will be the responsibility of the owner TO THE FULL EXTENT ALLOWED BY THE LAW OF THE JURISDICTION THAT GOVERNS THE SALE OF THE PRODUCT THIS EXPRESS WARRANTY EXCLUDES ANY AND ALL OTHER EXPRESSED WARRANTIES AND LIMITS THE DURATION OF ANY AND ALL IMPLIED WARRANTIES INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE TO TWO 2 YEARS ON ALL COMPONENTS FROM THE DATE OF FIRST PURCHASE AND DESA HEATING PRODUCTS LIABILITY IS HEREBY LIMITED TO THE PURCHASE PRICE OF THE PRODUCT AND DESA HEATING PRODUCTS SHALL NOT BELIABLE FOR ANY OTHER DAMAGES WHATSOEVER INCLUDING INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES Some states do not allow a limitation on how long an implied warranty lasts or an exclusion or limitation of incidental or consequential damages so the above limitation on implied warranties or exclusion or limitation on damages may not apply to you
19. 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 d WARNING A qualified service person must in stall fireplace Follow all local codes AX WARNING Never install the fireplace in a bedroom or bathroom inarecreational vehicle where curtains furniture clothing or other flam mable objects are less than 42 inches from the front top or sides of the heater e in high traffic areas e in windy or drafty areas A CAUTION This fireplace creates warm air cur rents These currents move heat to wall surfaces next to fireplace Installing fireplace next to vinyl or cloth wall coverings or operating heater where impurities such as but not limited to tobacco smoke aromatic candles cleaning fluids oil or kerosene lamps etc in the air exist may discolor walls or cause odors Note Your fireplace is designed to be used in zero clearance installations Wall or framing material can be placed directly against any exterior surface on the rear sides or top of your fireplace except where standoff spacers are integrally attached If standoff spacers are attached to your fireplace these spacers can be placed directly against wall or framing materials Use the dimensions shown for rough openings to create the
20. will create soot We recommend that you clean the unit every three months during operation and have heater inspected yearly by a qualified 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 airinacan You can use a vacuum cleaner in the blow position If using compressed air in acan 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 the unit including the pilot Allow the 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 Figures 42 and 43 3 Blow air through the ports slots and holes in the burner Check the injector holder located at the end of the burner tube again Remove any large particles of dust dirt lint or pet hair with a soft cloth or vacuum cleaner nozzle 5 Blow air into the primary air holes on the injector holder 6 Incase any large clumps of dust have now been pushed into the burner repeat steps 3 and 4 Clean the pilot assembly also A yellow tip on the pilot flame indicates dust and dirt in the pilot assembly There is a small pilot airinlet hole about two inches from where the pilot flame comes out of the pilot assembly se
21. 4 5 46 16 11 46 Framing 33 35 1 3 17 3 4 Height Front Width Depth A WARNING A qualified electrician must connect electrical wiring to duplex outlet for built in installa tion Follow all local codes satech com 111604 01A INSTALLATION Built In Fireplace Installation Cont INSTALLATION Continued 1 10 11 12 13 14 15 16 Frame in rough opening Use dimensions shown in Figure 16 for the rough opening If using blower install wiring and properly ground the three prong 120 volt electrical outlet in fireplace Before replacing bottom of firebox install duplex outlet to the right support bracket in the bottom of firebox see Figure 17 Route wires from electrical box through smallest hole in outer casing using strain relief fitting provided see Figure 17 Connect wires from the electrical box to duplex outlet Match wire colors to those indicated on duplex outlet Be sure to con nect ground wire Install shield to end of right support bracket and behind the firebox wrapper with 2 screws provided see Figure 18 Plug blower cord into duplex outlet Note On thermostat model fireplaces route power cord to the back of the fireplace to clear thermostat valve Replace bottom of firebox and reconnect remote receiver mod ule to valve Install gas piping to fireplace location This installation includes an approved flexible gas line if
22. Accesso ries page 30 AIR FOR COMBUSTION AND VENTILATION A WARNING This heater shall not be installed in a confined space or unusually tight construction un less provisions are provided for adequate combus tion and ventilation air Read the following instruc tions to insure proper fresh air for this and other fuel burning appliances in your home Today s homes are built more energy efficient than ever New mate rials 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 During heating months home owners want their homes as airtight as possible While it is good to make your home energy efficient 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 fireplaces 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 dC GIA mor 111604 01A AIR FOR COMBUSTION AND VENTILATION Continued PROVIDING ADEQUATE VENTILATION The following are excerpts from National Fuel Gas Code ANSI Z223 I NFPA 54 Section 5 3 Air for Combustion and Ventilation All spaces in homes fall into one of the three following ventilation classifications
23. N Continued ASSEMBLING AND ATTACHING OPTIONAL BRASS TRIM Included with Mantel Accessory IMPORTANT If you are recessing the firebox in a wall do not attach brass trim at this time See page 10 Note The instructions below show assembling and attaching brass trim to fireplace 1 Remove packaging from three pieces of brass trim 2 Locate four brass screws two adjusting plates with set screws and two shims in the hardware packet dd Align shim under adjusting plate as shown in Figure 6 4 Slide one end of adjusting plate shim in slot on mitered edge of top brass trim see Figure 6 5 Slide other end of adjusting plate shim in slot on mitered edge of side brass trim see Figure 6 6 While firmly holding edges of brass trim together tighten both set screws on the adjusting plate with slotted screwdriver 7 Repeat steps 1 through 6 for other side 8 Tighten trim hanging screws 10 x 6 25 shoulder into holes in cabinets Place the assembled trim onto fireplace cabinet Align hanging notches on trim with hanging screws on side of fireplace see Figure 7 Push trim firmly into place sliding hanging notches over hanging screws Set Screws Side Brass Adjusting m Trim Plate rim CD Slot Mitered Edge Figure 6 Assembling Brass Trim Trim cu Hanging I Screws Hanging Notches on Trim Assembled Brass Trim Figure 7 Attaching Brass Trim to Fireplace
24. P gas supply may be low You may feel your gas pressure is too low If so contact your local gas supplier For more inform 111604 01A I ation visit www desatech com GV ADDRESS REPLACEMENT PARTS Note Use only original replacement parts This will protect your warranty coverage for parts replaced under warranty PARTS UNDER WARRANTY Contact authorized dealers of this product If they can t supply original replacement part s call DESA Heating Products Techni cal Service Department at 1 866 672 6040 When calling DESA Heating Products have ready e your name and address e model and serial numbers of your fireplace e how fireplace was malfunctioning e type of gas used propane LP or natural gas e purchase date Usually we will ask you to return the part to the factory PARTS NOT UNDER WARRANTY Contact authorized dealers of this product If they can t supply original replacement part s call DESA Heating Products at 1 866 672 6040 for referral information When calling DESA Heating Products have ready model number of your fireplace the replacement part number DESA ILLUSTRATED PARTS BREAKDOWN Models LMFP33PR and LMFP33NR 2113 6 11 e Sl 2 t www de ion visi L tn rs o he E he za o gt Q Oo g i v rc c naz q 199 W Waa Q EE t S55 ILLUSTRATED PARTS 111604 01A PARTS LIST This list contains replaceable p
25. UNVENTED VENT FREE CESK GAS FIREPLACE HEATING PRODUCTS OWNER S OPERATION AND INSTALLATION MANUAL ase Al i Shown with optional cabinet mantel and hearth base accessories LMFP33NR LMFP33PR REMOTE CONTROL GAS FIREPLACE SYSTEMS WARNING Improper installa WARNING If the information in this manual is not I tion adjustment alteration ser followed apt a fire or paar may hed reci vice or maintenance can cause ing property damage personal injury or loss of life injury or property damage Re Do not store or use gasoline or other flammable fer to this manual for correct vapors and liquids in the vicinity of this or any installation and operational pro other appliance cedures For assistance or ad ditional information consult a WHAT TO DO IF YOU SMELL GAS qualified installer service Do not try to light any appliance agency or the gas supplier Do not touch any electrical switch do not use any phone in your building Immediately call your gas supplier from a WARNING This is an unvented neighbor s phone Follow the gas supplier s gas fired heater It uses air oxy instructions ri EREE installed Provisio If you cannot reach your gas supplier call the combustion and ventilation alr fire department must be provided
26. You can also remove door into To adjoining room see option 3 Figure 3 Follow the National Fuel Crawl Gas Code ANSI Z223 I NFPA 54 Section 5 3 Air for Combustion Cc Space and Ventilation for required size of ventilation grills or ducts n rond Ventilation Air From Outdoors Ventilated Crawl Space Inlet Air 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 floor Connect these items directly to the Figure 4 Ventilation Air from Outdoors outdoors or spaces open to the outdoors These spaces include attics and crawl spaces Follow the National Fuel Gas Code ANSI Z223 I NFPA 54 Section 5 3 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 For more information visit www NECO 111604 01A INSTALLATION Check Gas Type Electrical Hookup Installing Hood INSTALLATION NOTICE This heater is intended for use as supple mental heat Use this heater along with your primary heating system Do not install this heater as your primary heat
27. al gas units will have a slight curve but flame should be blue and have no yellow or orange color Pilot Burner Pilot Burner Thermocouple Thermocouple Propane LP Gas Pilot Natural Gas Pilot Figure 38 Correct Pilot Flame Pattern Pilot Burner Thermocouple Pilot Burner Thermocouple Propane LP Gas Pilot Natural Gas Pilot Figure 39 Incorrect Pilot Flame Pattern BURNER PRIMARY AIR HOLES Air is drawn into the burner through the holes in the fitting at the burner entrance These holes may become blocked with dust or lint Periodically inspect these holes for any blockage and clean if needed Blocked air holes will create soot MAIN BURNER Periodically inspect all burner flame holes with the fireplace run ning All slotted burner flame holes should be open with yellow flame present All round burner flame holes should be open with a small blue flame present Some burner flame holes may become blocked by debris or rust with no flame present If so turn off fireplace and let cool Remove blockage Blocked burner flame holes will create soot BURNER FLAME PATTERN A WARNING If yellow tipping occurs your fireplace could produce increased levels of carbon monoxide NOTICE Do not mistake orange flames with yellow tipping Dirt or other fine particles enter the fireplace and burn causing brief patches of orange flame Figure 40 shows a correct burner flame pattern Figure 41 shows an incorrect b
28. ant lightly to male NPT threads This will prevent excess sealant from going into pipe Excess sealant in pipe could result in clogged fireplace valves Never use sealant on flare threads A WARNING Use pipe joint sealant that is resistant to liquid petroleum LP gas We recommend that you install a sediment trap in supply line as shown in Figure 22 Locate sediment trap where it is within reach for cleaning Install in piping system between fuel supply and fireplace Locate sediment trap where trapped matter is not likely to freeze A sediment trap traps moisture and contaminants This keeps them from going into fireplace gas controls If sediment trap is not installed or is installed wrong fireplace may not run properly POF or Vite dis 111604 01A lation visit www desatech com CSA Design Certified Equipment Shutoff Valve With 1 8 NPT Tap Natural Gas From Gas Meter 5 W C to 10 5 W C Pressure Propane LP From External Regulator 11 W C to 14 W C Pressure 3 Minimum jin Cap Pipe Tee Nipple Joint Sediment Trap Figure 22 Gas Connection Purchase the optional CSA design certified equipment shutoff valve from your dealer See Accessories page 30 Minimum inlet pressure for purpose of input adjustment CONNECTING FIREPLACE TO GAS SUPPLY Installation Items Needed 5 16 hex socket wrench or nut driver Phillips screwdriver sealant resistant to propane LP ga
29. arts used in your fireplace VVhen ordering parts follow the instructions listed under Replacement Parts on page 25 of this manual PART NUMBER LMFP33PR 111246 01 111625 01 111625 03 111625 04 111625 05 111625 07 103778 01 098249 01 099387 09 111331 13 111124 01 099056 31 102772 01 M11084 38 104236 01CK M12461 26 103284 03 098265 02 103782 01 111440 02 098271 10 102445 01 098304 01 111442 02 111441 01 104241 01 097809 02 101628 03 M50104 02 M11084 26 901063 01 LMFP33NR 111246 01 111625 01 111625 03 111625 04 111625 05 111625 07 103779 01 098249 01 099387 07 111331 13 111124 01 099056 26 102772 01 M11084 38 104236 01CK M12461 26 103284 03 098265 02 103782 01 111440 01 098271 10 102445 01 098304 01 111442 02 111441 01 104241 01 097809 02 101628 03 M50104 02 M11084 26 901063 01 099918 02 099387 07 PARTS LIST Models LMFP33PR and LMFP33NR DESCRIPTION Log Set Front Log Middle Log Back Log Left Crossover Log Right Log ODS Pilot ODS Nut Pilot Tube Burner Outlet Tube Burner Retainer Spring Burner Orifice Injector Burner Screw 8 16 x 38 Painted Base Assy Screw 10 32 x 38 Firebox Bottom Wiring Harness Elbow Male Valve Bracket Gas Valve Remote Ignitor Cable Piezo Ignitor Screw Digital Display Remote Control Proflame Receiver Remote Switch Bracket Male Connector Flexible Connector Hose Bushing Screw
30. base accessories against a wall in your home Follow the instructions below to install the fireplace in this manner Note The instructions in this section show installation using the cabinet mantel and hearth base accessories The hearth base accessory shown is optional for this installation You can install fireplace and cabinet mantel directly on the floor The corner mantel accessory for models VYGF33NRA or VYGF33PRA can only be paired with the corner hearth base If mounting fireplace and cabinetor corner mantel to the floor an optional G3005 Series Slim Base kit may be installed 1 Assemble cabinet mantel hearth base and trim accessories Assembly instructions are included with each accessory 2 When installing blower install a properly grounded 120 volt three prong electrical outlet at fireplace location if an outlet is not there If possible locate outlet so cabinet mantel will cover it when installed see Figure 9 3 Install gas piping to fireplace location This installation includes an approved flexible gas line if allowed by local codes after the equipment shutoff valve The flexible gas line must be the last item installed on the gas piping See Installing Gas Piping to Fireplace Location pages 12 and 13 4 Place hearth base accessory against wall at installation loca tion Cut an access hole in hearth top to run flexible gas line to fireplace see Figure 9 Make sure to locate access hole so cabinet mantel will cove
31. connect fireplace with its appliance main gas valve con trol valve and equipment shutoff valve from gas supply pip ing system Pressures in excess of 1 2 psig will damage fire place regulator Cap off open end of gas pipe where equipment shutoff valve was connected 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 com pressed air Check all joints of gas supply piping system Apply noncorrosive leak detection fluid to all joints Bubbles forming show a leak Correct all leaks at once Reconnect fireplace and equipment shutoff valve to gas sup ply Check reconnected fittings for leaks 33 452 6 115 6 9 11 111604 01A INSTALLATION Cheching Gas Connections Cont INSTALLATION Continued Test Pressures Equal To or Less Than 1 2 PSIG 3 5 kPa l 2 4 Close equipment shutoff valve see Figure 25 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 com pressed air 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 Figures 26 or 27 Apply noncorrosive leak detection fluid to all joints Bubbles forming show a leak Correct all leaks at once Pressure Testing
32. de partment C Useonly 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 qualified service techni cian or gas supplier Force or attempted repair may result in a fire or explosion D Do not use this appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water A WARNING If fireplace has glass doors never operate this heater with glass doors closed If you operate heater with doors closed heat buildup inside fire place will cause glass to burst Make sure there are no obstructions across opening of fireplace Youmust operate this heater witha fireplace screen in place Make sure fireplace screen is closed before running heater LIGHTING INSTRUCTIONS NOTICE During initial operation of new heater burn ing logs will give off a paper burning smell Orange flame will also be present Open damper or window to vent smell This will only last a few hours DESA OPERATING FIREPLACE Lighting Instructions Cont To Turn Off Gas To Appliance Manual Lighting Procedure OPERATING HEATER Continued 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
33. e last item installed on the gas piping See Installing Gas Piping to Fireplace Location pages 12 and 13 4 Carefully set fireplace in front of rough opening with back of fireplace inside wall opening 5 Plug electrical cord into electrical outlet installed in step 2 6 Carefully insert fireplace into rough opening 7 Attach flexible gas line to gas supply See Connecting Fire place to Gas Supply pages 13 and 14 8 Attach fireplace to wall studs using nails or wood screws through holes in nailing flange see Figure 15 9 Check all gas connections for leaks See Checking Gas Con nections pages 14 and 15 10 Install brass trim after final finishing and or painting of wall see Figure 7 page 8 17 UA 33 NU 35 1 2 S Figure 13 Rough Opening for Installing in Wall For more information visit wwwid Figure 14 Rough Opening for Installing in Corner Nails or Wood Screws i v Nailing Flanges x Figure 15 Attaching Fireplace to Wall Studs BUILT IN FIREPLACE INSTALLATION Built in installation of this fireplace involves installing fireplace into a framed in enclosure This makes the front of fireplace flush with wall If installing a mantel above the fireplace you must follow the clearances shown in Figure 20 page 12 Follow the instructions below to install the fireplace in this manner Actual 32 3 9 3
34. e Figure 43 With the unit off lightly blow air through the airinlet hole You may blow through a drinking straw if compressed air is not available POF ora Tito dis 111604 01A ation visit www desatech com Burner Injector Holder Tube May Be Brass or Aluminum Depending on Y Model Primary Air Inlet Holes Shape of Holes May Vary by Model Figure 42 Injector Holder On Outlet Burner Tube Ports Slots Burner Tube Pilot Assembly Pilot Air Inlet Hole Figure 43 Pilot Inlet Air Hole LOGS If you remove logs for cleaning refer to Installing Logs page 16 to properly replace logs Replace log s if broken or chipped dime sized or larger DESA TROUBLESHOOTING TROUBLESHOOTING Note For additional help visit DESA Heating Products technical service web site at www desatech com Note All troubleshooting items are listed in order of operation OBSERVED PROBLEM AX WARNING Turn off and let cool before servicing Only a qualified service person should service and repair heater A CAUTION Never use a wire needle or similar object to clean ODS pilot This can damage ODS pilot unit POSSIBLE CAUSE REMEDY When ignitor button is pressed there is no spark at ODS pilot 1 Ignitor electrode not connected to igni tor cable 2 Ignitor cable pinched or wet 3 Piezo ignitor nut is loose 1 Reconnect ignitor cable 2 Free ignitor cable if pi
35. e is to the left of large flame icon at the top of LCD display see Figure 37 Press the left or right key to set the desired flame height Six flame levels are available from 1 minimum to 6 maximum Small Triangle LCD Display Room Temperature Display Lock Out Indicator gt N E Low Battery Left and Right le Indicator Keys Increase and Decrease A On Off Button Figure 28 Remote Control Por more information visit www desatech com 111604 01A Setting Room Temperature Press the up or down Rey until the small triangle is to the left of the thermometer icon see Figure 37 Press the leftor right key to set the desired room temperature Setting Timer Sleep Function Press the up or down key until the small triangle is to the left of theclock icon see Figure 37 Press the left or right key to set the desired sleep time Maximum sleep time is 90 minutes in 15 minute increments When desired time is set press the up or down key to start the timer When the desired time has elapsed the appliance will automatically switch off Child Safety Lock Out To lock the remote control keys press the On Off key then immediately press the up key see Figure 37 The lock out function is active when the lock icon is lit Repeat key sequence to unlock keys Low Battery Detection and Backup A battery icon will be displayed on the LCD display when batteries are low in the remote control see Figu
36. eplace hood from carton insert 5 Check all items for any shipping damage If damaged promptly inform dealer where you bought fireplace PRODUCT FEATURES OPERATION This vent free fireplace 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 flames When used without the blower the fireplace requires no electricity making it ideal for emergency backup heat This heater is designed for vent free operation 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 For more information visit www SAFETY DEVICE This fireplace 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 system shuts off the fireplace if there is not enough fresh air PIEZO IGNITION SYSTEM This fireplace has a piezo ignitor This system requires no matches batteries or other sources to light fireplace OPTIONAL BLOWER ASSEMBLY GA3700 SERIES amp GA3700TA SERIES This fireplace accepts an optional blower assembly not included The GA3700TA Series blower operates thermostatically and fea tures a variable speed control The GA3700 Series blower operates manually and also features a variable speed control The blower circulates heated air from the fireplace into the room See
37. er box or on adjacent walls or furniture This fireplace needs fresh air ventilation to run properly This fireplace has an Oxygen Depletion Sensing ODS safety shutoff system The ODS shuts down the fireplace if enough fresh air is not available See Air for Combustion and Ventila tion pages 4 through 6 If fireplace keeps shutting off see Troubleshooting pages 22 through 24 Do not run fireplace where flammable liquids or vapors are used or stored e under dusty conditions Do not use this fireplace to cook food or burn paper or other objects Do not use fireplace if any part has been exposed to or under water Immediately call a qualified service technician to in spect the fireplace and to replace any part of the control sys tem and any gas control which has been under water Do not operate fireplace if any log is broken Do not operate fireplace if a log is chipped dime sized or larger Turn fireplace off and let cool before servicing Only a quali fied service person should service and repair fireplace Por mores Iida 111604 01A ation visit www desatech com 15 Operating fireplace above elevations of 4 500 feet could cause pilot outage 16 To prevent performance problems in propane LP units do not use propane LP fuel tanks of less than 100 lbs capacity pro pane LP units only 17 Provide adequate clearances around air openings PRODUCT IDENTIFICATION Remote Receiver Figure 1 Log Base As
38. er to provide better customer service for this and future purchases we recommend that you register your product with us You can register online at www desatech com If access to our website is not available to you please complete this Owner s Registration Form and mail to the address on the back of this owner s manual Please provide the following product information Brand Comfort Glow Vanguard etc Model EFP33PR VTGH33NR etc Date Purchased Note Keep receipt for warranty verification Serial Number 1 7 7or9 digit number located on product or identification tag First Name Last Name Address City State Zip Country Home Phone E Mail Please answer the following questions to register your product with DESA Heating Products 1 Where will the product be used O Living Family Room O Office Warehouse O Utility Shed Outbuilding Garage Bedroom O Bathroom O Other If you bought this product yourself did you plan to purchase this type of product before going into the store O Yes O No Who selected the product O Male O Female O Both 4 What is the population of your area O Under 10 000 O 10 000 to 25 000 O 25 000 to 50 000 O 50 000 to 100 000 O 100 000 to 250 000 O Over 250 000 5 What is your primary source of heat O Propane LP Gas O Fuel Oil O Wood O Natural Gas O Electric O Other 6 How was the product installed O Professional Installer O Self O Other 7 Cost of product excluding sales tax 8 Co
39. iance off residue before reusing appliance Improper log placement Drafts or other air currents affecting flame pattern Air holes at burner inlet blocked Burner flame holes blocked For more information visit www d Properly locate logs see Installing Logs page 16 Bliminate source of drafts around heater Clean out air holes at burner inlet Peri odically repeat as needed Remove blockage 111604 01A WIRING DIAGRAM SPECIFICATIONS WIRING DIAGRAM SPECIFICATIONS TECHNICAL SERVICE SERVICE HINTS REPLACEMENT PARTS YOLOW gt c 3 o gt z LMFP33NR LMFP33PR Btu Variable 23 000 33 000 23 000 33 000 Type Gas Natural Gas Only Propane LP Only Ignition Piezo Piezo Pressure Manifold 3 5 W C 7 9 W C Inlet Gas Pressure in of water Maximum 10 5 14 Minimum 5 5 11 Shipping Weight 122 lbs 122 lbs For input adjustment TECHNICAL SERVICE You may have further questions about installation operation or troubleshooting If so contact DESA Heating Products Technical Service Department at 1 866 672 6040 When calling please have your model and serial numbers of your heater ready You can also visit DESA Heating Products technical services web site a www desatech com SERVICE HINTS When Gas Pressure Is Too Low e pilot will not stay lit burner will have delayed ignition fireplace will not produce specified heat for propane LP unit propane L
40. l Mantel Shelf Framing Material Material May Project Off this Surface above the Firebox Hood t Firebox 13 16 19 21 Note All vertical measurements are Wire mesh Supplied Firebox from top of fireplace Hood Must Be hood opening to bottom Used at All Times of mantel shelf These minimum clearances replace any other recommended clearances supplied with your ANSI Z21 11 2 approved gas logs Figure 20 Minimum Mantel Clearances for Built In Installation WARNING Never connect natural gas fireplace to private non utility gas wells This gas is commonly For more information visit www known as wellhead gas Installation Items Needed Before installing fireplace make sure you have the items listed below external regulator for propane LP unit only supplied by installer piping check local codes sealant resistant to propane LP gas equipment shutoff valve test gauge connection sediment trap optional tee joint pipe wrench approved flexible gas line with gas connector if allowed by lo cal codes not provided A CSA design certified equipment shutoff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection Purchase the optional CSA design certified equipment shutoff valve from your dealer See Accessories page 30 For propane LP units the installer must supply an external regula tor
41. laceable part DESA 9 oro information visit www desatech com 111604 01A ACCESSORIES ACCESSORIES NOTICE All accessories may not be available for all fireplace models Purchase these fireplace accessories from your local dealer If they can not supply these accessories call DESA Heating Products Sales Department at 1 866 672 6040 for information You can also write to the address listed on the back page of this manual EQUIPMENT SHUTOFF VALVE GA5010 For all models Equipment shutoff valve with 1 8 NPT tap Fits 1 2 NPT pipe ty A BLOWER ACCESSORY GA3750A 8 GA3700TA SERIES For all models Manual variable control and automatic thermostat variable control A blower will increase air flow to maximize heat distribution FIREBOX BRICK LINER G8000A Series Not Shown For all models Ceramic fiber firebox liner adds the look of real brick INFORMATION VIDEO 108917 01 For all models A care and maintenance video is available by calling 1 866 672 6040 You may also email your request to productsupport 2desaint com CABINET MANTEL WITH BASE Not Shown CMA310F Arch Cabinet with Base in Finished Cherry CMA306F Traditional Cabinet and Base in Finished Oak CMA307U Traditional Cabinet and Base in Unfinished Oak For all models Mantels come with base and black trim For more information visit www desatech com 111604 01A OVVNER S REGISTRATION FORM In ord
42. ll into grate 4 Place left top log on left pins on logs 2 and 3 resting it on log 1 see Figure 30 5 Place right top log on right pins on logs 2 and 3 see Figure 30 6 Install fireplace screen by slipping notches of fireplace screen over screws on front of fireplace see Figure 31 Notches Screws for Mounting Screen Figure 28 Installing Logs 1 and 2 Figure 31 Installing Fireplace Screen FE For more information visit www desatech com 111604 01A Installing Batteries For Remote Receiver and Hand Held Remote Control INSTALLATION Continued INSTALLING BATTERIES FOR REMOTE RECEIVER AND HAND HELD REMOTE CONTROL Four AA batteries and three AAA batteries are required to operate this heater with the wireless hand held remote control set Four AA batteries must be installed in the receiver and three AAA batteries in the hand held remote control unit Note Only use alkaline batteries Installing Batteries in Receiver 1 Locate slot on battery cover of receiver see Figure 32 Firmly insert tool such as a small screwdriver butter knife or dime into the slot and lift up to remove cover 2 Insert 4 AA batterines into receiver Positive and negative are marked inside receiver casing Note Receiver will not func tion if batteries are not installed correctly 3 Slide tab on cover into receiver housing and snap cover back into place RI Cover 4 AA es Q Batteries Q Batter
43. lume by 20 to determine the maximum Btu Hr the space can support volume of space x 20 Maximum Btu Hr the space can support Example 2 560 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 Vent free heater Btu Hr Gas water heater Btu Hr Gas furnace Btu Hr Vented gas heater Btu Hr Gas fireplace logs Btu Hr Other gas appliances Btu Hr Total Btu Hr Do not include direct vent gas appliances Direct vent draws com bustion air from the outdoors and vents to the outdoors Example Gas water heater 40 000 Btu Hr Vent free heater 33 000 Btu Hr Total 73 000 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 of Btu Hr used Example 51 200 Btu Hr maximum the space can support 73 000 Btu Hr actual amount of Btu Hr used DESA AIR FOR COMBUSTION AND VENTILATION Determining Fresh Air Flow for Heater Location Cont Ventilation Air AIR FOR COMBUSTION AND VENTILATION Continued The space in the example on page 5 is a confined space because the actual Elm SSS Btu Hr used is more than the maximum Btu Hr the space can support You SSS T FSS must provide additional fresh air Your options are as follows A Rework worksheet adding the space of an adjoining r
44. m could be caused by one or both of the following A Low gas pressure B Dirty or partially clogged ODS pilot 5 Thermocouple connection loose at con trol valve Thermocouple damaged Control valve damaged NO For more information visit www Press in control knob fully 2 After ODS pilot lights keep control knob pressed in 30 seconds 3 Fully open equipment shutoff valve 4 A Contact local natural or propane LP gas company B Clean ODS pilot see Cleaning and Maintenance page 21 or replace ODS pilot assembly 5 Hand tighten until snug then tighten 1 4 turn more 6 Replace pilot assembly 7 Replace control valve dC r5 mor 111604 01A TROUBLESHOOTING TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner does not light after ODS pilot is lit 1 Inlet gas pressure is too low 1 Contact local natural or propane LP gas company 2 Burner orifice s clogged 3 Thermopile leads disconnected or im properly connected 4 Burner will not come on in remote po sition 2 Clean burner s see Cleaning and Mainte nance page 21 or replace burner orifice s 3 Reconnect leads see Wiring Diagram page 25 4 Replace battery in transmitter and receiver Delayed ignition of one or both burners 1 Manifold pressure is too low 2 Burner orifice s clogged 1 Contact local natural or propane LP gas company 2 Clean burner s see Cleaning and Main tenance page 21
45. n Fireplace Installation Cont Installing Gas Piping to Fireplace Location INSTALLATION Continued Mantel Clearances for Built In Installation If placing mantel above built in fireplace you must meet minimum clearance between mantel shelf and top of fireplace opening NOTICE If your installation does not meet the mini mum clearances shown you must do one of the following raise the mantel to an acceptable height remove the mantel NOTICE Surface temperatures of adjacent walls and mantels become hot during operation Walls and mantels above the firebox 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 INSTALLING GAS PIPING TO FIREPLACE LOCATION A WARNING This appliance requires a 1 2 NPT National Pipe Thread inlet connection to the pres sure regulator A WARNING A qualified service person must con nect fireplace to gas supply Follow all local codes A CAUTION Never connect propane LP fireplace directly to the propane LP supply This fireplace requires an external regulator not supplied Install the external regulator between the fireplace and pro pane LP supply Wall board or facing material above firebox may be of combustible material including decorative mantel ornaments or other similar projec tions off of the facing materia
46. nched by any metal or tubing Keep ignitor cable dry 3 Tighten nut holding piezo ignitor to base panel of log set Nut is located behind base panel 4 Broken ignitor cable 4 Replace ignitor cable 5 Bad piezo ignitor 5 Replace piezo ignitor 6 Ignitor electrode positioned wrong 6 Replace pilot assembly 7 Ignitor electrode broken 7 Replace pilot assembly When ignitor button is pressed there is 1 Gas supply turned off or equipment 1 Turn on gas supply or open equipment spark at ODS pilot but no ignition shutoff valve closed shutoff valve 2 Control knob not in PILOT position 2 Turn control knob to PILOT position 3 Control knob not pressed in while in 3 Press in control knob while in PILOT PILOT position 4 Airin gas lines when installed Depleted gas supply propane LP only ODS pilot is clogged NN 7 Gas regulator setting is not correct position 4 Continue holding down control knob Repeat igniting operation until air is removed 5 Contact local propane LP gas company 6 Clean ODS pilot see Cleaning and Maintenance page 21 or replace ODS pilot assembly 7 Replace gas regulator ODS pilot lights but flame goes out when control knob is released 1 Control knob not fully pressed in 2 Control knob not pressed in long enough W Equipment shutoff valve not fully open 4 Pilot flame not touching thermocouple which allows thermocouple to cool causing pilot flame to go out This prob le
47. on remote control and turn control knob clockwise N to the OFF position see Figure 34 Shutting Off Burners Only pilot stays lit Press the on off key on remote control or turn control knob clockwise to the PILOT position MANUAL LIGHTING PROCEDURE 1 Follow steps 1 through 7 under Lighting Instructions column 1 2 Depress control knob and light pilot with match 3 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob Now follow steps 9 through 11 under Lighting Instructions above v desatech com 111604 01A OPERATING FIREPLACE Hand Held Remote Operation OPERATING HEATER Continued NOTICE You must light the pilot before using the hand held remote control unit See Lighting Instruc tions pages 17 and 18 HAND HELD REMOTE OPERATION When the appliance and the remote control are switched off the house icon with the room temperature will be displayed When the remote control is turned on other icons will be visible and the main burner of the appliance will turn on 1 Turn control knob clockwise to the ON position see Figure 34 page 18 2 Pressthe ON button on remote control see Figure 37 Wait 5 seconds to send a command to appliance Note An acoustic signal will be heard that confirms the recep tion of the command sent from the remote control Setting Flame Height Press the up or down key until the small triangl
48. oom If the extra space provides an unconfined space remove door to adjoining prd Ventilation Grille room or add ventilation grills between rooms See Ventilation Air From Into Adjoining OF Into Adjoining Room Inside Building Room Remove CE Option 1 B Ventroom directly to the outdoors See Ventilation Air From Outdoors p pee into I I joining C Installalower Btu Hr heater if lower Btu Hr size makes room unconfined Room Option O If the actual Btu Hr used is less than the maximum Btu Hr the space can support the space is an unconfined space You will need no additional fresh air ventilation 3 d WARNING If the area in which the heater may be operated is smaller than that defined as an uncon fined space or if the building is of unusually tight N construction provide adequate combustion andven tilation air by one of the methods described in the National Fuel Gas Code ANSI Z223 1 NFPA 54 Sec tion 5 3 or applicable local codes Figure 3 Ventilation Air from Inside Building GEL VENTILATION AIR Sa Ventilated IC Ventilation Air From Inside Building Pr ET This fresh air would come from an adjoining unconfined space Outlet When ventilating to an adjoining unconfined space you must Air To Attic provide two permanent openings one within 12 of the ceiling and one within 12 of the floor on the wall connecting the two spaces see options 1 and 2 Figure 3
49. r it when installed Note You can secure base to floor using wood screws Countersink screw heads and putty over 5 Route flexible gas line through access hole in hearth base 6 Center cabinet mantel on hearth base see Figure 10 Make sure mantel is flush against wall 7 Break off nailing flanges see Figure 11 with hammer or pliers 8 Place cardboard or other protective material on top of hearth base Carefully set fireplace on protective material with back of fireplace inside mantel opening 9 Attach flexible gas line from fireplace gas regulator to gas sup ply See Connecting Fireplace to Gas Supply page 13 10 If blower is installed route blower electrical cord through ac cess holes in either side of fireplace Note Bushing may be moved if necessary Plug electrical cord into electrical outlet Electrical Outlet Gas Line E Access 2 A E Hole Hearth S as We ads a YO Par 111604 01A 11 Carefully insert fireplace into cabinet mantel Be careful not to scratch or damage hearth base cabinet mantel or any lami nate trim on hearth base Remove protective material from top of hearth base and from front of fireplace if any Note You can secure fireplace to hearth or floor Open lower louver Locate screw holes in bottom of base Tighten wood screws through these holes and into hearth or floor 12 Check all gas connections for leaks See Checking Gas Con nections page 14
50. re 37 When the receiver detects a low battery condition Three acoustic beeps are generated from the receiver Applianceis turned off and will go to the maximum flame height Execution of commandsis inhibited until batteries are replaced When batteries are low itis not possible to turn on the appliance with the remote control Appliance can be turned on or off manually by setting the backup switch of the receiver to MAN position see Figure 34 page 18 Remote control and receiver will restart normal operation after batteries are replaced See Installing Batteries for Remote Receiver and Hand Held Remote Control page 17 Timeout If appliance is turned on and no command is sent to the receiver for 24 hours appliance will automatically shut down Com mands sent after shutdown will be executed normally DESA INSPECTING BURNERS Pilot Flame Pattern Burner Primary Air Holes Main Burner Burner Flame Pattern INSPECTING BURNERS Chect pilot flame pattern and burner flame patterns often PILOT FLAME PATTERN Figure 38 shovvs acorrect pilotflame pattern Figure 39 shovvs anincorrect pilot flame pattern The incorrect pilot flame is not properly heating the thermocouple When the thermocouple cools the heater will shut down If pilot flame pattern is incorrect as shown in Figure 39 turn heater off see To Turn Off Gas to Appliance page 18 see Troubleshooting pages 22 through 24 Note The pilot flame on a natur
51. rect all leaks at once 5 Attach the flexible gas line to gas supply see Figure 24 Check tightness of flexible gas line attached to gas regulator of fire place see Figure 24 6 Check all gas connections for leaks See Checking Gas Con nections 7 Replace log base assembly back into fireplace Feed flexible gas line into fireplace base area while replacing log base assembly Make sure the entire flexible gas line is in fireplace base area Reattach log base assembly to fireplace with screws removed in step 2 Log Base Assembly Screw Flexible Gas Line Remote Receiver Module Unplug From Remote Receiver Module Figure 23 Removing Log Base Assembly From Fireplace To Fireplace Gas Regulator Equipment Shutoff Valve A Provided by Installer Flexible Gas Line from Propane LP i To External Fireplace Gas Regulator S Regulator Natural Gas To Gas Meter Figure 24 Attaching Flexible Gas Lines Together A WARNING Never use an open flame to check for a leak Apply a noncorrosive leak detection fluid to all joints Bubbles forming show a leak Correct all leaks at once A CAUTION Make sure external regulator has been installed between propane LP supply and fireplace See guidelines under Connecting Fireplace to Gas Supply page 13 Pressure Testing gas Supply Piping system Test Pressures In Excess Of 1 2 PSIG 3 5 kPa 1 For more information visit www Dis
52. s not provided 1 Remove two screws that hold fireplace screen in place for ship ping These screws are located near top of screen Discard screws Lift fireplace screen up and pull out to remove 2 Openlower louver door Carefully pull straight out on the wire harnesses attached to right side and front of remote receiver module see Figure 23 page 14 3 Remove screws that attach log base assembly to fireplace see Figure 23 page 14 Carefully lift up log base assembly and remove from fireplace see Figure 23 page 14 Note If adding the G8000A series brick liner accessory install it now Follow instructions in G8000A accessory kit A CAUTION Do not pick up log base assembly by burner This could damage burner Only handle base by grates 4 Route gas line provided by installer from equipment shutoff valve to fireplace Route flexible gas supply line through one of the access holes INSTALLATION Connecting Fireplace to Gas Supply Cont Checking Gas Connections INSTALLATION Continued NOTICE Most building codes do not permit con cealed gas connections A flexible gas line is pro vided to allow accessibility from the fireplace see Figure 24 The flexible gas supply line connection to the equipment shutoff valve should be accessible CHECKING GAS CONNECTIONS A WARNING Test all gas piping and connections internal and external tonit for leaks after installing or servicing Cor
53. se serious injury or death from burns fire explosion electrical shock and carbon monoxide poisoning TROUBLESHOOTING sese 22 WIRING DIAGRAM eeseeenenenneeneneeeeennennnnne 25 SPECIFICATIONS nere 25 TECHNICAL SERVICE seen 25 SERVICE HINTS iit it etm tt 25 REPLACEMENT PARTS sese 25 ILLUSTRATED PARTS BREAKDOWN AND PARTS LIST 26 AGGESSORIES 5 ege ee iE eee ttg 30 OWNER S REGISTRATION FORM sseseeeenee 31 WARRANTY INFORMATION eeseeene Back Cover d WARNING Do not allow fans to blow directly into the fireplace Avoid any drafts that alter burner flame patterns Ceiling fans can create drafts that alter burner flame patterns Altered burner patterns can cause sooting Due to high temperatures the appliance should be located out of traffic and away from furniture and draperies A DANGER Carbon monoxide poisoning may lead to death Carbon Monoxide Poisoning Early signs of carbon monoxide poisoning resemble the flu with headaches dizziness or nausea If you have these signs the heater may not be working properly Get fresh air at once Have heater 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 influence of alcohol and those at high altitudes Natural and Propane LP Gas
54. sembly Top Louver Assembly Top Outer a Casing Firebox Hood Firebox Support Blower Assembly Optional Bottom Louver Assembly Screen Assembly Figure 2 Fireplace VYGF33PRA Shown DESA LOCAL CODES UNPACKING PRODUCT FEATURES AIR FOR COMBUSTION AND VENTILATION LOCAL CODES Install and use fireplace with care Follow all local codes In the absence of local codes use the latest edition of The National Fuel Gas Code ANSI Z223 I NFPA 54 Available from American National Standards Institute Inc 1430 Broadway New York NY 10018 National Fire Protection Association Inc Batterymarch Park Quincy MA 02269 Note Where listed vented decorative logs are required thermostat operation is not permitted UNPACKING A CAUTION Do not remove the data plates attached to the heater base assembly The data plates contain important warranty and safety information 1 With utility knife cut the carton all the way around above the staples on the bottom tray Lift the carton off the heater Re move packing Note The hood is located in the packing on the right hand side of the heater front Lift the heater off the bottom tray 2 Locate two screws above top corners of the fireplace screen Remove and discard these screws Lift fireplace screen up and pull out to remove 3 Remove protective packaging applied to logs log base assem bly and fireplace Remove fir
55. st to install product 9 Type of store where product was purchased O Hardware O Propane Dealer O Natural Gas Utility Co Home Center Builder s Supply O Fireplace or Hearth Shop O Farm Store O Other 10 What motivated you to buy this product O Sudden Cold Weather Replace Older Model O D I Y Home Project O Emergency Back Up Heat O Heater was on Sale O Energy Savings High Efficiency Construction Project O Other 11 How did you learn about this product brand O Advertising O Relative or Friend Store Display O Other 12 Level of Education of Purchaser O Some High School Completed High School Completed College Completed Graduate School 13 Age of Purchaser O Under 20 O 20 29 O30 39 O40 49 O50 59 O 60 or Over 14 Buyers total annual household income O Under 15 000 O 15 000 to 19 999 O 20 000 to 34 999 O 35 000 to 49 999 O 50 000 to 74 999 O 75 000 to 99 999 O 100 000 and Over 15 Store where product was purchased Name City State 16 In choosing this product how important were the following Not Important Somewhat Important Very Important Availability O O O Price O O O Brand Name O O O Overall Quality O O O Heat Output O O O Made in USA O O O Warranty O O O Local Service O O O Value for Price O O O Prior Brand Experience O O O Controls Location O O O Thermostat Remote or Manual Operation O O O Ease of Operation O O O Special Features O O O Salesperson s Recommendation O O O Friend Rela
56. the aggregate input rating of all appliances installed in that space and an unconfined space as aspace whose volume is not less than 50 cubic feet per 1 000 Btu per hour 4 8 m 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 unconfined space Adjoining rooms are communicating only if there are doorless passageways or ventilation grills between them POF guber ios 111604 01A ation visit www desatech com AIR FOR COMBUSTION AND VENTILATION Providing Adequate Ventilation Determining Fresh Air Flow for Heater Location DETERMINING FRESH AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this work sheet to determine if you have a confined or unconfined space Space Includes the room in which you will install heater 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 Example Space size 20 ft length x 16 ft width x 8 ft ceiling height 2560 cu ft volume of space cu ft volume of space If additional ventilation to adjoining room is supplied with grills or open ings add the volume of these rooms to the total volume of the space 2 Multiply the space vo
57. tive s Recommendation O O O Portability O O O Quiet Operation O O O AdVL Postage Required DESA HEATING PRODUCTS 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 TAPE NOTES NOTES DESA Por more information visit www desatech com 111604 01A WARRANTY INFORMATION KEEP THIS WARRANTY Model Serial No Date Purchased Always specify model and serial numbers when communicating with the factory We reserve the right to amend these specifications at any time without notice The only warranty applicable is our standard written warranty We make no other warranty expressed or implied LIMITED WARRANTY VENT FREE GAS FIREPLACE DESA Heating Products warrants this product to be free from defects in materials and components for two 2 years from the date of first purchase provided that the product has been properly installed operated and maintained in accordance with all applicable instructions To make a claim under this warranty the Bill of Sale or cancelled check must be presented This warranty is extended only to the original retail purchaser This warranty covers the cost of part s required to restore this heater to proper operating condition and an allowance for labor when provided by a DESA Authorized Service Center Warranty part s MUST be obtained through authorized dealers of this product and or DESA Heating Products who will provide original factory
58. urner flame pattern The incorrect burner flame pattern shows the flame higher consistently higher than 1 inch above the logs If burner flame pattern is incorrect as shown in Figure 41 turn heater off see To Turn Off Gas To Appliance page 18 see Troubleshooting pages 22 through 24 LL A LE LA LLA LLA LL ii Figure 40 Correct Burner Flame Pattern Yellow Tipping g w ifm poe n Figure 41 Incorrect Burner Flame Pattern 111604 01A CLEANING AND MAINTENANCE Cleaning Burner Injector Holder and Pilot Air Inlet Hole Logs CLEANING AND MAINTENANCE A WARNING Turn off fireplace and let cool before cleaning A CAUTION You must keep control areas burner and circulating air passageways of fireplace clean Inspect these areas of fireplace before each use Have fireplace inspected yearly by a qualified service person Fireplace may need more frequent cleaning due to excessive lint from carpeting bedding mate rial pet hair etc A WARNING Failure to keep the primary air opening s of the burner s clean may result in soot ing and property damage CLEANING 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 flame Keep these holes clear of dust dirt lint and pet hair Clean these air inlet holes prior to each heating season Blocked air holes
59. will desire the full flames of the highest heat setting but will find the heat output excessive You can open the chimney damper if you have one fully or partially to release some of the heat d WARNING Damper handle will be hot if heater has been running A WARNING Burners will come on automatically within one minute when the control valve is in the ON position after the pilot is lit STOP Read the safety information page 17 column 2 Make sure equipment shutoff valve is fully open Set remote selector switch in the AUTO position see Figure 34 Press in and turn control knob clockwise N to the OFF position see Figure 34 BE ia 5 VVait five 5 minutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP Fol low B in the safety information page 17 column 2 If you don t smell gas go to the next step 6 Press in and turn control knob counterclockwise p to the PILOT position Press in control knob for five 5 seconds see Figure 34 Note You may be running this heater for the first 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 al low air to bleed from the gas system 7 With control knob pressed in press and release ignitor but ton This will light pilot The pilot is attached to the rear of the front burner If needed keep pressing ignitor button until pilot lights
60. y q Slot Housing F il Receiver Switch Figure 32 Installing Batteries in Receiver Installing Battery into Remote 1 Remove remote cover see Figure 33 2 Insert3 AAA batteries into remote control see Figure 33 Posi tive and negative are marked inside remote control casing Note Remote will not function if batteries are not installed correctly 3 Slide remote cover back into place 3 AAA Batteries Remote Control Figure 33 Installing Batteries in Remote Control Por more information visit www desatech com 111604 01A INSTALLATION 17 OPERATING HEATER For Your Safety Read Before Lighting Lighting Instructions OPERATING HEATER FOR YOUR SAFETY READ BEFORE LIGHTING A WARNING If you do notfollow these instructions exactly a fire or explosion may result causing prop erty 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 floor because some gas is heavier than air and will settle on the floor 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 fire
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