Desa VSGF36PR User's Manual
Contents
1. 113192 01D SAFETY INFORMATION 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 heater Improper use of this heater can cause serious injury or death from burns fire 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 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 Natural and pro pane 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 for reference It is your guide to safe and proper operation of this heater A WARNING Any change to this heater or its controls can be dangerous2. Everything needed to complete installation 3 These models CANNOT be installed in a bedroom unless the maximum Btu rating of the installed vent free log set is less than 10 000 Btu hr 4 Proper air for combustion and ventilation page 7 PRODUCT SPECIFICATIONS Left Side View h I Firebox Top View ES 29 16 i 10 1 2 O 1 8 1 8 ui I 10 1 8 5 8 7h a fe 35 Right Side View le 4118 E DEREN 225 43 41 2 e 2118 gt 9i A Full Length Nailing Flanges Top amp Sides i 24 FE g 19 2 8 lt 35 e E un O n B s O i E A a Fon 2 L BEL TEN Electrical boil Front View Access le 121 2 Hole K 14 Figure 3 Firebox Dimensions 6 www desatech com 113192 01D AIR FOR COMBUSTION AND VENTILATION A WARNING This firebox shall not be installed in a confined space or unusually tight con struction unless provisions are provided for adequate combus tion and ventilation air 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 efficient than ever New materials increased insul
3. 11 Continued 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 in side any structure Locate 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 e if you cannot reach your gas supplier call the fire department This fireplace shall not be installed in a bed room 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 vermiculite or rock wool Using these added items can cause sooting 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 Cleaning and maintenance page 25 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 or furniture This fireplace needs fresh air ventilation to run properly This fireplace has an Oxygen Deple tion Sensing ODS s
4. Minimum a Shipping Weight 120 lbs For input adjustment Models VSGF36PT and VSGF36PR Btu Variable 33 000 21 500 Type Gas Propane LP Ignition Piezo Pressure Manifold 7 9 W C Inlet Gas Pressure in of water Maximum 13 Minimum 11 Shipping Weight 120 lbs For input adjustment 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 s Technical Service Department at 1 866 672 6040 When calling DESA have ready your name your address model and serial numbers of your firebox how firebox was malfunctioning type of gas used propane LP or natural gas 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 at 1 866 672 6040 for referral infor mation When calling DESA have ready model number of your firebox the replacement part number Note The firebox identification label including model number serial number clearances etc is located on the right front edge of the firebox TECHNICAL SERVICE You may have further questions about installation operation or troubleshooting If so contact DESA s Technical Service Dep
5. 103877 01 101480 12 PA VSGF36NR 109824 02 102239 02 107634 01 101004 14 101004 08 101008 01 101007 01 103780 02 103779 01 098249 01 102846 02 102257 08 115410 01 103650 01 106683 01 104241 02 103781 01 103782 01 098265 02 099387 12 099918 02 100609 01 102334 01 102445 01 097809 03 101628 03 105659 02 103651 01 110881 04 110881 05 110881 06 DESCRIPTION Rear Burner Assembly Front Burner Assembly NG Conversion Plate Rear Burner Injector Front Burner Injector Crossover Burner Gasket Crossover Ignition Burner Pilot Bracket ODS Pilot ODS Nut Burner Tube Base Assembly Firebox Bottom Magnet and Bracket Kit Knob Firebox Support Leg Valve Bracket Gas Valve Valve Bracket Male Elbow Pilot Tube Pilot Regulator Pilot Tube Palnut Fastner Piezo Ignitor Male Fitting Flex Hose Blower Speed Control Lock Nut Front Log Middle Log Rear Log RTS AVAILABLE NOT SHOWN 100563 01 103877 01 101480 12 Not a field replacement part Warning Plate Lighting Instructions Plate Remote Jumper Wire 1 1 1 1 1 1 1 1 1 4 1 1 1 2 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 113192 01D www desatech com 35 ILLUSTRATED PARTS BREAKDOWN MODELS VSGF36PT VSGF36NT VSGF36PR AND VSGF36NR 36 www desatech com 113192 01D PARTS LIST This list contains replaceable parts used in your firebox When ordering parts follow the instructions liste
6. B in the safety information page 20 If you don t Figure 28 Control Knob and Ignitor smell gas go to the next step Button Location Shown as Supplied No Control Options 113192 01D www desatech com 21 OPERATING FIREPLACE Continued WARNING Make sure the se lectorswitchis inthe OFF position when you are away from home for long periods of time Heater will comeonautomatically with selec tor switch in the ON position Pilot Burner Ignitor Electrode Ignitor a Electrode Pilot Burner Figure 29 Pilot Natural Figure 30 Pilot Propane LP E TO TURN OFF GAS TO APPLIANCE Shutting Off Heater 1 Turn control knob clockwise to the OFF position 2a Set selector switch in the OFF position 2b If Using Optional Hand Held Remote Set selector switch in the OFF position to keep from draining battery Shutting Off Burners Only pilot stays lit You may shut off the burners and keep the pilot lit by doing one of the following e Turn control knob clockwise to the PILOT position Useremote control manual OFF button Set selector switch in the OFF position B MANUAL LIGHTING PROCEDURE 1 Follow steps 1 through 6 under Lighting Instructions page 21 2 Depress control knob and light pilot with match 3 Keepcontrol knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob Now follow steps 9 through 11 under Lighting Instructi
7. Follow the gas 4 Wait five 5 minutes to clear out any gas supplier s instructions Then smell for gas including near the floor If you cannot reach your gas supplier call If you smell gas STOP Follow B in the the fire department safety information column 1 If you don t C Use only your hand to push in or turn the smell gas go to the next step gas control knob Never use tools If the 5 Turn control knob counterclockwise knob will not push in or turn by hand don t to the PILOT position Press in control try to repair it call a qualified service tech knob for five 5 seconds see Figure 26 nician or gas supplier Force or attempted Note If running fireplace for first time repair may result in a fire or explosion there will be air in gas line You may need D Do not use this appliance if any part has to press in control knob for 30 seconds or been under water Immediately call a longer This will allow air to bleed from the qualified service technician to inspect the gas system appliance and to replace any part of the 6 Continue pressing control knob in Press control system and any gas control which and release ignitor button This will light has been under water pilot The pilot is attached to the front burner If needed keep pressing ignitor button until pilot lights Ec d I AE gt E RM gt 6 Control Knob Figure 26 Control Knob and Ignitor Button Locati
8. Regulator Figure 13 External Regulator With Vent Pointing Down A CAUTION Use only new black iron or steel pipe Inter nally 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 fireplace 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 fireplace 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 re quirements for locating equipment shutoff valve to fireplaces 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 fireplace valves Never use sealant on flare threads 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 UC Cap Pipe Tee Nipple Joint Sediment Trap Figure 14 Gas Connection Purchase the optional CSA design certified equipment shutoff valve from your dealer See Ac
9. WARNING Do not use a blower insert heat exchanger insert or other accessory notap proved for use with this heater 113192 01D WARNING Do not allow fans to blow directly into the fireplace Avoidany drafts thatalter 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 oftraffic and away from furniture and draperies Do not place clothing or other flammable material on or near the appliance Never place any objects on the heater Fireplace front and screen be come very hot when running fire place 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 chil dren when they are in the room with fireplace When using the optional hand held remote ac cessory 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 fire place screen and hood are in place before running heater Keep the appliance area clear and free from combustible ma terials gasoline and other flam mable vapors and liquids www desatech com SAFETY INFORMATION 10
10. culating 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 material pet hair 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 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 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 air in a can You can use a vacuum cleaner in the blow position If using com pressed 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 the unit including the pilot Allow the unit to cool for at least thirty minutes 2 Inspect burner
11. This is an unvented gas fired heater It uses air oxygen from the room in which itis installed Provi sions for adequate combustion and ventilation air must be provided Referto Airfor Combustion and Ventilation section on page 7 of this manual WARNING For use only with a listed decorative type unvented room heater Do not build a wood fire This firebox has been tested and approved by CSA Inter national under Z21 91 2001 for use with approved ANSI Z21 11 2 decorative type unvented room heater This appliance may be installed in an aftermarket per manently located manufactured mobile home where not prohibited by local codes This appliance is only for use with the type of gas indi cated on the rating plate This appliance is not convert ible for use with other gases Aftermarket Completion of sale not for purpose of resale from the manufacturer TABLE OF CONTENTS Safety Information er neitttper renes 3 Local Codes Product Identification Unpacking Product Features Locating Firebox Product Specifications Air For Combustion and Vel Installation Operating Fireplac Inspecting Burners 2 www desatech com Cleaning and Maintenance Wiring Diagram Specifications Replacement Parts Technical Service Service Hints Troubleshootin ACCOSSOMOS 5 pieces ele Ps ease dois
12. average room temperature exceeds 82 degrees Fahrenheit 28 degrees Centi grade the hand held remote control will perform a safety override and shut the fireplace off This feature is not available in the MANU mode 2 The receiver continuously receives signals from the hand held remote to control the room temperature If the hand held remote is misplaced obstructed or for any reason cannot transmit to the receiver the receiver www desatech com 23 OPERATING FIREPLACE Continued will shut off the fireplace after 8 minutes Key Pad Lock Feature This feature allows the user to lock unlock the keypad on the hand held remote in the MANU or AUTO mode to prevent inadvertent operation i e children operating the hand held remote control etc The keypad is locked in either on or off Press the POWER and LOCK buttons together to turn the unit on or off INSPECTING BURNERS Check pilot flame pattern and burner flame pat terns often PILOT FLAME PATTERN Figure 34 shows a correct pilot flame pattern Figure 35 shows an incorrect pilot flame pattern The incorrect pilot flame is not touching the ther mocouple This will cause the thermocouple to cool When the thermocouple cools the fireplace will shut down If pilot flame pattern is incorrect as shown in Figure 35 turn fireplace off see To Turn Off Gas to Ap pliance page 20 or 22 depending on your model see Troubleshooting page 27 Note The correct
13. 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 windows 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 9 If your home does not meet all of the three criteria above proceed to Determining Fresh Air Flow for Heater Location page 8 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 the aggregate input rating of all appliances installed in that space and an unconfined space as a space 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 com municating 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 betwee
14. pilot and primary air inlet holes on injector holder for dust and dirt see Figure 38 3 Blow air through the ports slots and holes in the burner 4 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 Incaseany 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 as sembly There is a small pilot air inlet hole about two inches from where the pilot flame comes out of the pilot assembly see Figure 39 With the unit off lightly blow air through the air inlet hole You may blow through a drinking straw if compressed air is not available A Injector Ports O Holder Slots Burner Tube Primary Air Inlet Holes Figure 38 Injector Holder On Outlet Burner Tube Ports Slots Figure 39 Pilot Inlet Air Hole 113192 01D www desatech com 25 WIRING DIAGRAM Note For proper operation of optional accessories the wires from the thermopile to the control must be connected exactly as shown Thermopile SPECIFICATIONS Models VSGF36NT and VSGF36NR Btu Variable 33 000 21 500 Type Gas Natural Gas Ignition Piezo Pressure Manifold 3 5 W C Inlet Gas Pressure in of water Maximum 10 5
15. the comfort level you select The ideal comfort setting will vary by household depending upon the amount of space to be heated the output of the central heating system etc Note Selecting the HI setting will cause the burner to remain on without modulating down in most cases MANUAL LIGHTING PROCEDURE 1 Follow steps 1 through 5 under Lighting Instructions page 19 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 step 8 under Lighting Instructions column 1 REMOTE CONTROL MODELS N FOR YOUR SAFETY READ BEFORE LIGHTING A WARNING If you do not fol low these instructions exactly a fire or explosion may result causing property damage per sonal 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 department 20 www desatech com
16. 101006 02 Pilot Bracket 104285 01 ODS Pilot 098249 01 ODS Nut 102846 01 Burner Tube 102257 08 Base Assembly hi Firebox Bottom 115410 01 Magnet and Bracket Kit 103650 01 Knob 106683 01 Firebox Support Leg 101382 01 Valve Bracket 101329 20 Thermostat Gas Valve 101381 01 Cover and Piezo Valve 099387 09 Pilot Tube 102845 01 Inlet Tube 098867 09 Gas Regulator 097809 03 Male Fitting 101628 03 Flex Hose 105649 01 Blower Speed Control 103651 01 Lock Nut 110881 04 Front Log 110881 05 Middle Log 110881 06 Rear Log 1 1 1 1 1 1 1 1 1 4 1 1 1 2 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 PARTS AVAILABLE NOT SHOWN 100563 01 Warning Plate 1 101054 01 Lighting Instructions Plate 1 Not a field replacement part 113192 01D www desatech com 33 ILLUSTRATED PARTS BREAKDOWN MODELS VSGF36PR VSGF36NR 113192 01D www desatech com 34 KEY NO VSGF36PR PARTS LIST This list contains replaceable parts used in your firebox When ordering parts follow the instructions listed under Replacement Parts on page 26 of this manual PART NUMBER 109824 02 102239 02 101004 15 101004 01 101008 01 101007 01 103780 02 103778 01 098249 01 102846 02 102257 08 115410 01 103650 01 106683 01 104241 02 103781 02 103782 01 098265 02 099387 09 0 400 2 0 n2D 102334 01 102445 01 097809 03 101628 03 105659 02 103651 01 110881 04 110881 05 110881 06 100563 01
17. 113192 01D OPERATING FIREPLACE Continued 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 qualified service tech nician or gas supplier Force or attempted repair may result in a fire or explosion 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 LIGHTING INSTRUCTIONS WARNING You must operate this fireplace with the fireplace screen in place Make sure fire place screen is installed before running fireplace NOTICE During initial operation of new fireplace 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 start ing on page 20 column 2 Make sure equipment shutoff valve is fully open Set selector switch in OFF position AA WARNING Burners will come on automatically within one minute whenthe selector switch is in the ON position after the pilot is lit 6 Press in and turn control knob counter clockwise 47 to the PILOT position Press in control knob for five 5 seconds see Figure 28 Note You may be running this heater for the first time after hooking up to gas sup ply If
18. DESA HEATING PRODUCTS UNVENTED VENT FREE GAS FIREPLACE SYSTEM OWNER S OPERATION AND INSTALLATION MANUAL We recommend that our products be installed and serviced by professionals who National Fireplace Institute STITT egit Gui www nficertified org MODELS VSGF36NT VSGF36PT VSGF36NR AND VSGF36PR WARNING If the information in this manual is not fol lowed 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 nottouch any electrical switch do not use any phone in your building Immediately call your gas supplierfrom a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service must be performed by a quali fied installer service agency or the gas supplier Save this manual for future reference For more information visit www desatech com WARNING Improper installation adjustment altera tion service or maintenance can cause injury or prop erty damage Refer to this manual for correct installation and operational procedures For assistance or addi tional information consult a qualified installer service agency or the gas supplier WARNING
19. Maintenance page 25 or replace burner orifice s Contact qualified service person Burner backfiring during com bustion Burner orifice is clogged or damaged Damaged burner Gas regulator defective 1 Clean burner see Cleaning and Maintenance page 25 or replace burner orifice s Replace damaged burner Replace gas regulator 28 www desatech com 113192 01D TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Slight smoke or odor during 1 Not enough air 1 Check burner for dirt and initial operation debris If found clean burner see Cleaning and Mainte nance page 25 2 Gas regulator defective 2 Replace gas control 3 Residues from manufacturing 3 Problem will stop after a few processes and logs curing hours of operation Moisture condensation noticed 1 Not enough combustion ven 1 Refer to Air for Combustion on windows tilation air and Ventilation requirements page 7 Heater produces a whistling 1 Turning control knob to HI 1 Turn control knob to LO noise when burners are lit position when burners are position and let warm up for cold a minute 2 Air in gas line 2 Operate burners until air is removed from line Have gas line checked by local natural or propane LP gas company 3 Air passageways on heater 3 Observe minimum installation blocked clearances see page 10 4 Dirty or partially clogged 4 Clean burners see Cleaning burner orif
20. Replace ignitor cable Replace piezo ignitor Replace pilot assembly Replace pilot assembly When ignitor button is pressed there is spark at ODS pilot but no ignition Gas supply turned off or equip ment shutoff valve closed Control knob not in PILOT position Control knob not pressed in while in PILOT position Turn on gas supply or open equipment shutoff valve Turn control knob to PILOT position Press in control knob while in PILOT position 4 Air in gas lines when in 4 Continue holding down con stalled trol knob Repeat igniting op eration until air is removed 5 Depleted gas supply propane 5 Contact local propane LP gas LP only company 6 ODS pilot is clogged 6 Clean ODS pilot see Clean ing and Maintenance page 25 or replace ODS pilot as sembly 7 Gas regulator setting is not 7 Replace gas regulator correct 113192 01D www desatech com 27 OBSERVED PROBLEM Continued POSSIBLE CAUSE TROUBLESHOOTING REMEDY ODS pilot lights but flame goes out when control knob is released 1 2 Ll Control knob not fully pressed in Control knob not pressed in long enough Equipment shutoff valve not fully open Pilot flame not touching ther mocouple which allows ther mocouple to cool causing pilot flame 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 T
21. afety shutoff system The ODS shuts down the fireplace if enough fresh air is not available See Air for Combustion and Ventilation page 7 If fireplace keeps shutting off see Troubleshooting page 27 Do not run fireplace where flammable liquids or vapors are used or stored under dusty conditions Do not use this fireplace to cook food or burn paper or other objects 12 Do not use fireplace if any part has been exposed to or under water Immediately call a qualified service technician to inspect the fireplace and to replace any part of the control system and any gas control which has been under water 13 Do not operate fireplace if any log is broken Do not operate fireplace if a log is chipped dime sized or larger 14 Turn fireplace off and let cool before servicing Only a qualified service person should service and repair fireplace 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 Ibs capacity propane LP units only 17 Provide adequate clearances around air openings LOCAL CODES Install and use fireplace with care Follow all local codes In the absence of local codes use the lat est edition of The National Fuel Gas Code ANSI Z223 1 NFPA 54 Available from American National Standards Institute Inc 1430 Broadway New York NY 10018 National Fire Protection A
22. artment at 1 866 672 6040 When calling please have your model and serial numbers of your firebox ready You can also visit DESA s technical services web site at www desatech com SERVICE HINTS When Gas Pressure Is Too Low pilot will not stay lit burners will have delayed ignition heater will not produce specified heat propane LP gas supply may be low for propane LP unit You may feel your gas pressure is too low If so contact your local gas supplier 26 www desatech com 113192 01D TROUBLESHOOTING A WARNING Turn off heater and let cool before servicing Only a qualified service person should service and repair heater Ah 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 POSSIBLE CAUSE REMEDY When ignitor button is pressed there is no spark at ODS pilot 2 uy DAUA Ignitor electrode not con nected to ignitor cable Ignitor cable pinched or wet Piezo ignitor nut is loose Broken ignitor cable Bad piezo ignitor Ignitor electrode broken Ignitor electrode positioned wrong 1 2 3 MO up Reconnect ignitor cable Free ignitor cable if pinched by any metal or tubing Keep ignitor cable dry Tighten nut holding piezo ignitor to base panel of log set Nut is located behind base panel
23. ation 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 effi 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 fireboxes 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 Section 5 3 Air for Combustion and Ventilation All spaces in homes fall into one of the three fol lowing ventilation classifications 1 Unusually Tight Construction 2 Unconfined Space 3 Confined Space The information on pages 7 through 9 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 walls and ceilings exposed to the out side atmosphere have a
24. bly instructions are included with each accessory Install gas piping to firebox location See Installing Gas Piping to Fireplace Location You may have to cut an access hole in the floor or wall to run gas line to firebox Make sure to locate access hole so cabinet mantel will cover it when installed see Figure 11 Place cabinet mantel on floor in desired loca tion Make sure mantel is flush against wall Install the trim kit furnished with mantel See instruction sheet included with the mantel Carefully insert firebox into cabinet mantel Be careful not to scratch firebox cabinet mantel flooring etc when installing see Figure 12 Gas Line Access Hole Gas Piping Either Side of Firebox Figure 11 Installing Cabinet Mantel 6 Install and properly test gas log heater Fol low installation instructions included with the vent free gas log heater that is being installed Figure 12 Inserting Firebox Into Cabinet Mantel Model May Vary From Illustration INSTALLING GAS PIPING TO FIREPLACE LOCATION WARNING This appliance requires a 1 2 NPT National Pipe Thread inlet connection to the pressure regulator WARNING Aqualified service person must connect fireplace to gas supply Follow all local codes CAUTION Never connect pro pane LP fireplace directly to the propane LP supply This fireplace requires an external
25. cessories page 31 Minimum inlet pressure for purpose of input adjustment 14 www desatech com 113192 01D INSTALLATION Continued A WARNING Use pipe joint sealant that is resistantto liquid petroleum LP gas 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 clean ing 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 CONNECTING FIREPLACE TO GAS SUPPLY Installation Items Needed e 5 16 hex socket wrench or nut driver Phillips screwdriver sealant resistant to propane LP gas not pro vided 1 Remove fireplace screen Remove one screw that holds fireplace screen in place for ship ping This screw is located near top left side of screen Discard screw Lift fireplace screen up and pull out to remove 2 Remove screws that attach log base assembly to fireplace see Figure 15 Carefully lift up log base assembly and remove from fireplace see Figure 15 Figure 15 Removing Log Base Assembly From Fireplace Note If adding the G8007 series brick liner acces sory install it now Follow instructions in G8007 acc
26. d under Replacement Parts on page 26 of this manual KEY PART NO NUMBER DESCRIPTION 113190 01CK 115313 01CK 101355 03CK 115312 01CK 112862 02CK 21195 21194 106687 01 20280 107128 01 115408 01 21171 103771 01 115402 01 103581 02 M11084 38 GA3555 115403 01 Screen Bottom Louver Assembly Face Weldment Hood Louver Assembly Firebox Bottom Bracket Right Firebox Support Leg Left Firebox Support Leg Firebox Surround Firebox Top Shield Firebox Top Damper Can Collar Insulation Pan Fireplace Top Insulation Fireplace Top Top Spacer Fireplace Surround Gas Conduit Receptacle Plate Gas Knock Out Cover Strain Relief Steel Receptacle Box Blower Hex Screw 8 Duplex Outlet Steel Receptacle Cover Not a field replaceable part SB a0 2 32 4 Ba N Poa os sac ow om a PSH B B S amp H PD 113192 01D www desatech com 37 NOTES 38 www desatech com 113192 01D NOTES 113192 01D www desatech com 39 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
27. e from gas supply piping system Pressures in excess of 1 2 psig will damage fireplace 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 compressed 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 supply Check reconnected fittings for leaks mL Open Equipment Shutoff Valve Closed Figure 17 Equipment Shutoff Valve f aN Equipment Shutoff NS Valve S Gas Meter Gas Control Valve ES Figure 18 Checking Gas Joints for Natural Gas Equipment Shutoff Valve j RS Y Propane LP Supply Tank Gas Control Valve Figure 19 Checking Gas Joints for Propane LP Gas 16 www desatech com 113192 01D INSTALLATION Continued Make sure control knob of fireplace is in the OFF position Check all joints from equipment shutoff valve to gas control valve see Figures 18 or 19 page 16 Apply noncorrosive leak detection fluid to all joints Bubbles forming show a leak Correct all leaks at once Light fireplace see Operat
28. ed WALL MOUNT ON OFF SWITCH GWMS2 Not Shown For all remote ready models Allows the gas fire place to be turned on and off with a wall switch CLEANING KIT GCK Not Shown For all models Your vent free gas appliance re quires regular cleaning and maintenance to prevent performance problems This kit gives you the tools and instructions to make it easy to clean all critical areas of your appliance FIRE CRACKLE CF6 A Creates the sound of a real burning fire 113192 01D www desatech com 31 ILLUSTRATED PARTS BREAKDOWN MODELS VSGF36PT VSGF36NT Fo re J a 24 113192 01D www desatech com 32 PARTS LIST This list contains replaceable parts used in your firebox When ordering parts follow the instructions listed under Replacement Parts on page 26 of this manual 109824 02 102239 02 101004 15 101004 01 101008 01 101007 01 101006 02 104286 01 098249 01 102846 01 102257 08 115410 01 103650 01 106683 01 101382 01 101329 22 101381 01 099387 09 102845 01 098867 10 097809 03 101628 03 105649 01 103651 01 110881 04 110881 05 110881 06 0 NOUR ON 100563 01 101054 01 KEY PART NUMBER NO VSGF36PT VSGF36NT DESCRIPTION QTY 109824 02 Rear Burner Assembly 102239 02 Front Burner Assembly 107634 01 NG Conversion Plate 101004 11 Rear Burner Injector 101004 08 Front Burner Injector 101008 01 Crossover Burner Gasket 101007 01 Crossover Ignition Burner
29. es 8 www desatech com 113192 01D AIR FOR COMBUSTION AND VENTILATION Continued VENTILATION AIR Ventilation Air From Inside Building This fresh air would come from an adjoining un confined space When ventilating to an adjoining unconfined space you must provide two perma nent 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 4 You can also remove door into adjoining room see option 3 Figure 3 Follow the National Fuel Gas Code ANSI Z223 1 NFPA 54 Section 5 3 Air for Combustion and Ventilation for required size of ventilation grills or ducts S E 12 Ventilation Grills Ventilation Grills Into Or Into Adjoining Room Adjoining Option 2 Room Option 1 Figure 4 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 floor 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 Section 5 3 Air for Combustion and Ventilation for required size of ventilation grills or ducts IMPORTANT Do not provide openings for inlet
30. essory kit CAUTION Do not pick up log base assembly by burner This could damage burner Only handle base by grates 3 Route gas line provided by installer from equipment shutoff valve to fireplace Route flexible gas supply line through one of the access holes NOTICE Most building codes do not permit concealed gas connections A flexible gas line is provided to allow accessibility fromthefireplace see Figure 16 The flexible gas supply line con nection to the equipment shutoff valve should be accessible 4 Attach the flexible gas line to gas supply see Figure 16 Check tightness of flexible gas line attached to gas regulator of fireplace see Figure 16 5 Check all gas connections for leaks See Checking Gas Connections page 16 6 Replacelog 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 2 Equipment To Fireplace Gas Regulator EU ium Installer o Propane LP To External AR Flexible Gas Line from Fireplace Gas Regulator Natural Gas To Gas Meter Figure 16 Attaching Flexible Gas Lines Together 113192 01D www desatech com 15 INSTALLATION Continued CHECKING GAS CONNECTIONS A WARNING Test all gas pip ing and connections internal and externa
31. hand held remote control 2 Press the MANU button to turn on the fireplace 3 Press the POWER and LOCK buttons together to turn off the fireplace Auto Thermostatic Mode 1 Press the POWER and LOCK buttons 113192 01D together to turn on the hand held remote control 2 Press AUTO button to selectrthis anode Digital Hand Held Display Remote On Shows or Off and Temperature Allows You and Settings to Choose the Manual Turns Setting Burners On or Off Selects Auto z Setting Decreases LO Room ere Increases Temperature Room in AUTO Temperature Mode in AUTO Locks System to Mode Prevent Accidental Ignition Figure 33 Thermostat Hand Held Remote Control Unit GHRCTB 3 Set the desired room temperature by press ing the TEMP or buttons 4 Press the POWER and LOCK buttons together to turn off the fireplace Note Do not leave the hand held remote in the AUTO mode close to the fireplace The radiant heat from the fireplace will turn off the fireplace Ideally place the hand held remote in the center of the room facing towards the fireplace Note Do not hold the hand held remote for a long time Body temperature will affect its operation in the AUTO mode Safety Features When away from home for an extended period of time or as a child safety feature to prevent accidental ignition of the fireplace the receiver ON OFF REMOTE switch should be in the OFF position Auto Shutoff Feature 1 If the
32. he pilot is not lit This will drain the battery ON OFF SERIES MODEL GHRCB Hold the control button on the hand held remote until burner turns on Hold the control button again until burner turns off see Figure 32 22 www desatech com 113192 01D OPERATING FIREPLACE Continued Flame Adjustment Knob 25 Control Knob in On Position ON OFF REMOTE Selector Switch in Remote Position Optional Hand Held Remote Control Figure 31 Setting the Selector Switch Control Knob and Flame Adjustment Knob for Hand Held Remote Operation TO LOCK press both buttons on hand held remote control until light stops flashing Hand held remote control is now locked If the fire is on it will be turned off automatically In the locked state the light will not light up when any button is pressed TO UNLOCK press both buttons together on hand held remote control until the light stops flashing The hand held remote is now unlocked THERMOSTAT SERIES MODEL GHRCTB The hand held remote can be operated using either the mannal made MANU or thermo Control Button Turns Burners On and Off Figure 32 On Off Hand Held Remote Control Unit GHRCB static mode AUTO see Figure 33 To select Fahrenheit Centigrade mode display carefully press the C F mode button with the end of a paper clip or similar blunt object Manual Mode 1 Pressthe POWER and LOCK buttons togeth er to turn on the
33. hermocouple connection loose at control valve Thermocouple damaged Control valve damaged Safety interlock system has been triggered 1 2 Press in control knob fully After ODS pilot lights keep control knob pressed in 30 seconds Fully open equipment shutoff valve A Contact local natural or propane LP gas company B Clean ODS pilot see Cleaning and Maintenance page 25 or replace ODS pilot assembly Hand tighten until snug then tighten 1 4 turn more Replace pilot assembly Replace control valve Wait one minute for safety in terlock system to reset Repeat ignition operation Burner does not light after ODS pilot is lit Inlet gas pressure is too low Burner orifice s clogged Thermopile leads disconnect ed or improperly connected Burner will not come on in remote position Wire disconnected from gas con trol Remote ready models only a Contact local natural or pro pane LP gas company Clean burner s see Cleaning and Maintenance page 25 or replace burner orifice s Reconnect leads see Wiring Diagram page 26 Replace battery in transmitter and receiver See Wiring Diagram page 26 Delayed ignition of one or both burners Manifold pressure is too low Burner orifice s clogged Mislocated crossover tube 1 2 3 Contact local natural or pro pane LP gas company Clean burner s see Cleaning and
34. his fireplace cre ates warm air currents These currents move heat to wall sur faces nextto 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 clean ingfluids oil or kerosene lamps etc inthe 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 easiest installation See Built In Fire place Installation page 11 IMPORTANT Vent free heaters add moisture to the air Although this is beneficial installing fire place in rooms without enough ventilation air may cause mildew to form from too much moisture See Air for Combustion and Ventilation page 7 IMPORTANT Make sure the fireplace is level If fireplace is not level log set will not work properly CHECK GAS TYPE Use the correct gas type natural or propane LP for your fireplace If your gas supply is not cor rect do not install fireplace Call dealer where you INSTALLATION CLEARANCES A WARNING Maintain the mi
35. ice s and Maintenance page 25 or replace burner orifice s White powder residue forming 1 When heated vapors from 1 Turn heater off when using within burner box oron adjacent furniture polish wax carpet furniture polish wax carpet walls or furniture cleaners etc may turn into cleaners or similar products white powder residue Remote does not function 1 Battery is not installed Bat 1 Replace 9 volt batteries in GHRCB and GHRCTB only tery power is low receiver and remote control Yellow flame in front burner 1 Not enough air 1 Check burner s for dirt during burner combustion and debris If found clean burner s see Cleaning and Maintenance page 25 2 Gas regulator defective 2 Replace gas regulator Fireplace produces a clicking 1 Metal expanding while heating 1 This is common with most heat ticking noise just after burner is lit or shut off or contracting while cooling ers If noise is excessive contact qualified service person 113192 01D www desatech com 29 Continued TROUBLESHOOTING 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 building Immediately call your gas supplier from a neighbor s phone Fol low 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 crea
36. ing Fireplace page 19 Check all other internal joints for leaks Turn off fireplace see To Turn Off Gas to Appliance pages 20 or 22 depending on your model INSTALLING LOGS MODELS VSGF36NT VSGF36PT VSGF36NR AND VSGF36PR WARNING Failure to posi tion the parts in accordance with these diagrams or failure to use only parts specifically approved with this heater may result in property damage or personal injury A CAUTION Do not remove the data plates attached to the heater base assembly The data plates contain important safety and warranty information It is very important to install these logs exactly as instructed Do not modify logs Only use logs supplied with heater 1 113192 01D Groove in Back of Log Place front log on top of the grate Make sure the notches in the bottom of the log fit over the grate prongs see Figure 20 Push back of logs flush with metal grate bars Rest middle log behind metal posts on grate as sembly Make sure the grooves in the bottom of the log fit over the grate Bring the log forward next to the metal posts see Figure 21 Slide the grooves in the back of the rear log against the rear grate prongs Make sure the log fits securely over the prongs see Figure 22 Make sure log is completely vertical and not leaning in toward burner where the flame will touch the log www desatech com WARNING You must operate this fireplace with the fi
37. ished wall surface If installing in a corner use dimensions in Figures 8 and 9 for rough opening Install gas piping to firebox location See Installing Gas Piping to Fireplace Location on page 13 and Connecting Fireplace to Gas Supply page 15 IMPORTANT If installing blower accessory circulating models with louvers only see Hard Wiring Firebox page 18 3 Carefully set firebox in front of rough open ing with back of firebox inside wall opening IMPORTANT If installing a perimeter trim kit see instructions included with trim acces sory You must install shoulder screws from trim kit now Carefully insert firebox into rough opening Attach firebox to wall studs using nails or wood screws through holes in nailing flange see Figure 10 If using an optional perimeter trim kit install the trim after final finishing and or painting of wall See instructions included with trim accessory for attaching trim Install and properly test gas log heater Fol low installation instructions included with the vent free gas log heater that is being installed IMPORTANT When finishing your firebox combustible materials such as wall board gypsum board sheet rock dry wall plywood etc may be butted up next to the sides and top of the firebox Combustible materials should never overlap the firebox front facing AR WARNING Use only noncom bustible mortar or adhesives when overlapping the front fac ing with noncomb
38. isted on the back page of this manual EQUIPMENT SHUTOFF VALVE GA5010 All Models Equipment shutoff valve with 1 8 NPT tap CLEANING KIT GCK CCK All Models Your vent free gas appliance requires regular cleaning and maintenance to prevent per formance problems This kit gives you the tools and instructions to make it easy to clean all critical areas of your appliance FIREBOX BRICK LINER G8007 Not Shown All Models Ceramic fiber firebox liner adds the look of real brick MANTELS GMC55F Cabinet Mantel amp Base stained oak GMC56F Corner Mantel amp Base stained oak PERIMETER TRIM PT36 Perimeter Trim Black PT36B Perimeter Trim Brushed Brass PT36PB Perimeter Trim Polished Brass PT36P Perimeter Trim Platinum RECEIVER AND HAND HELD THERMOSTAT REMOTE CONTROL KIT GHRCTB For all Remote Ready Models Allows the gas log heater to be operated in a manually or thermostati cally controlled mode You can turn the gas log heater on and off without ever leaving the comfort of your easy chair RECEIVER AND HAND HELD REMOTE CONTROL KIT GHRCB For all Remote Ready Models Allows the gas log heater to be turned on and off by using a hand held remote control WALL MOUNT THERMOSTAT SWITCH GWMT1 Not Shown For all remote ready models The desired comfort setting can be selected on the wall thermostat and the fireplace will automatically cycle from pilot to the heat setting select
39. l or pro 5a H H 3 2 9 pane LP gas Field conversion v c is not permitted 7 8 7 6 FIREBOX 5 1 2 4 6 8 10 12 14 16 NCHES Minimum 16 inches from Side Wall Figure 6 Minimum Clearance for Combustible to Wall 10 www desatech com 113192 01D INSTALLATION Continued Mantel Clearances for Built In Installation If placing custom mantel above built in firebox you must meet the minimum allowable clearance between mantel shelf and top of firebox opening shown in Figure 7 These are the minimum allowable mantel clearances for a safe installation Use larger clearances wherever possible to minimize the heat ing of objects and materials placed on the mantel CAUTION Do not allow the vent free gas log heatertotouch or extend beyond the fireplace screen NOTICE Surface temperatures ofadjacent walls and mantels be come hot during operation Walls and mantels above the firebox may become hot to the touch If installed properly these tem peratures meet the requirement ofthe national productstandard Follow all minimum clearances shown in this manual Wall board or facing material above firebox may be of combustible material including decorative NOTICE If your installation does notmeetthe minimum clearances shown you must do one of the following raise the mantel to an accept able height remove the mantel BUILT IN FIREBOX INSTALLATION Built in installation of this fi
40. l to unit for leaks after installing or servicing Cor rect all leaks at once 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 CAUTION Make sure exter nal regulator has been installed between propane LP supply and fireplace See guidelines under Connecting Fireplace to Gas Supply page 15 PRESSURE TESTING GAS SUPPLY PIPING SYSTEM Test Pressures In Excess Of 1 2 PSIG 3 5 kPa l Test Pressures Equal To or Less Than 1 2 PSIG 3 5 kPa 1 Close equipment shutoff valve see Figure 17 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 Figures 18 and 19 Apply noncorro sive leak detection fluid to all joints Bubbles forming show a leak 4 Correct all leaks at once PRESSURE TESTING FIREPLACE GAS CONNECTIONS 1 Open equipment shutoff valve see Figure 17 2 Open main gas valve located on or near gas meter for natural gas or open propane LP supply tank valve Disconnect fireplace with its main gas valve control valve and equipment shutoff valv
41. n them 113192 01D www desatech com Y AIR FOR COMBUSTION AND VENTILATION Continued 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 door less passageways or ventilation grills between the rooms 1 Determine the volume of the space length x width x height Length x Width x Height volume of space Example Space size 22 ft length x 18 ft width x 8 ft ceiling height 3168 cu ft volume of space cu ft 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 3168 cu ft volume of space x 20 63 360 maximum Btu Hr the space can support 3 Add the Btu Hr of all fuel burning appliances in the space Vent free fireplace 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 Di rect vent draws combustion air from the outdoors and vents to the outdoors Example Gas water heate
42. nd 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 INCLUD ING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE TO FOUR 4 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 BE LIABLE 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 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 Ge ESA HEATING PRODUCTS 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 www desatech com Rev D 113192 01 02 05 NOT AUPC
43. nimum clearances If you can provide greater clearances from floor ceiling and adjoining wall Carefully follow the instructions below This will ensure safe installation Minimum Wall and Ceiling Clearances see Figure 6 A Clearances from the side of the fireplace cabinet to any combustible material and wall should follow diagram in Figure 6 Example The face of a mantel bookshelf etc is made of combustible material and protrudes 3 2 from the wall This combus tible material must be 4 from the side of the fireplace cabinet see Figure 6 B Clearances from the top of the firebox open ing to the ceiling should not be less than 42 inches C When the firebox is installed on carpeting or other combustible material other than wood flooring the firebox should be installed on a metal or wood panel extending the full width and depth of the enclosure D Clearances from the bottom of firebox to the floor is 0 inches These fireboxes can be installed as freestanding units against a wall with the approved optional cabinet mantels see Accessories page 31 or as a built in unit The clearances are the same for either installation method CAUTION Do not install the firebox directly on carpet or vinyl bought fireplace for proper type fireplace 12 4 10 2 1 8 WARNING This appliance Example 7 H e is equipped for natura
44. ntrol valve or gas control Take apart gas tubing and remove foreign matter Locate and correct all leaks see Checking Gas Connec tions page 16 Dark residue on logs inside of their fireplace Note After removing all causes of residue deposits completely clean fire place and appliance 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 Properly locate logs see In stalling Logs page 17 Eliminate source of drafts around heater Clean out air holes at burner inlet Periodically repeat as needed Remove blockage Log set cycles to pilot but room temperature drops to a lower than ideal level before log set comes back on 1 Thermostat sensing bulb needs to be repositioned Thermo stat Controlled Models Only Hand held remote control is too close to heater Remote Ready Models Only Reposition thermostat sensing bulb Move hand held remote control unit farther away from the heater 30 www desatech com 113192 01D ACCESSORIES NOTICE All accessories may not be available for all fireplace models Purchase these firebox accessories from your local dealer If they can not supply these accessories call DESA s Sales Department at 1 866 672 6040 for information You can also write to the address l
45. on Ignitor Button 113192 01D www desatech com 19 OPERATING FIREPLACE Continued 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 7 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob Note If pilot goes out repeat steps 3 through 7 This fireplace has a safety inter lock system Wait one 1 minute for system to reset before lighting pilot again If control knob does not pop out when released contact a qualified service person or gas supplier for repairs 8 Turn control knob counterclockwise A to desired heating level The burners should light Set control knob to any heat level between HI and LO A CAUTION Do not try to ad just heating levels by using the equipment shutoff valve Pilot Burner Ignitor Electrode qu TO TURN OFF GAS TO APPLIANCE Shutting Off Fireplace Turn control knob clockwise N to the OFF position Shutting Off Burners Only pilot stays lit Turn control knob clockwise N to the PILOT position B THERMOSTAT CONTROL OPERATION You can set the thermostat control knob to any comfort level between HI and LO The thermo stat will gradually modulate the heat output and flame height from higher to lower settings or pilot in order to maintain
46. ons page 21 BLOWER OPERATION A WARNING This fireplace has athree prong grounded electrical plug This plug helps protect you against electrical shock Only con nect plug to a properly grounded three prong receptacle Do notcut or remove the grounding prong from this plug Locate the blower switch by opening lower louver on fireplace Blower switch is located at lower left inside louver door Note It is safe to operate fireplace with blower turned off However the blower helps distribute heated air from the fireplace Note Periodically check the louvers of the firebox and remove any dust dirt or other obstructions HH OPTIONAL HAND HELD REMOTE OPERATION Note All remote control accessories must be purchased separately see Accessories pages 31 Follow instructions included with the re mote control NOTICE You must light the pilot before using the hand held re mote control unit See Lighting Instructions on page 21 After lighting let pilot flame burn for about one minute Turn control knob to ON posi tion Adjust flame adjustment knob anywhere between HI and LO Slide the selector switch to the REMOTE position see Figure 31 page 23 Note The burner may light if hand held remote was on when selector switch was last turned off You can now turn the burner on and off with the hand held remote control unit IMPORTANT Do not leave the selector switch in the REMOTE or ON position when t
47. or outlet air into attic if attic has a thermostat controlled power vent Heated air entering the attic will activate the power vent 113192 01D www desatech com Ventilated Attic Outlet E d To Attic pom r To Crawl Orc Space Inlet Air i Ventilated Intet Air Crawl Space Figure 5 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 pri mary heat source If you have a central heating system you may run system s circulating blower while using heater This will help circulate the heatthroughoutthe house In the event of a power outage you can use this heater as your primary heat source WARNING Aqualified service person must install fireplace Follow all local codes A WARNING Never install the fireplace in a bedroom or bathroom inarecreational vehicle where curtains furniture clothing or other flammable objects are less than 42 inches from the front top or sides of the heater in high traffic areas in windy or drafty areas INSTALLATION Continued CAUTION T
48. pilot flame on natural gas units will have a slight curve but flame should be blue and have no yellow or orange color MAIN BURNER Periodically inspect all burner flame holes with the heater running All slotted burner flame holes should be open with yellow flame present All round burner Pilot May Vary From Ones Shown Pilot Burner Thermocouple Pilot Burner Figure 34 Correct Figure 35 Incorrect Pilot Flame Pattern Pilot Flame Pattern 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 heater and let cool Remove blockage Blocked burner flame holes may create soot FRONT BURNER FLAME PATTERN Figure 36 shows correct front burner flame pat tern Figure 37 shows incorrect front burner flame pattern The incorrect burner flame pattern shows yellow tipping at top of blue flame If front burner flame pattern is incorrect as shown in Figure 37 turn fireplace off see To Turn Off Gas to Ap pliance page 20 or 22 depending on your model see Troubleshooting page 27 Figure 36 Correct Burner Flame Pattern Yellow Tipping At Top of Blue Flame Figure 37 Incorrect Burner Flame Pattern 24 www desatech com 113192 01D CLEANING AND MAINTENANCE A WARNING Turn off fireplace and let cool before cleaning CAUTION You must keep control areas burner and cir
49. r 40 000 Btu Hr Vent free fireplace 39 000 Btu Hr Total 79 000 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 63 360 Btu Hr maximum the space can support 79 000 Btu Hr actual amount of Btu Hr used The space in the above example is a confined space because the actual Btu Hr used is more than the maxi mum 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 adjoin ing room If the extra space provides an unconfined space remove door to adjoining room or add ventilation grills between rooms See Ventilation Air From Inside Building page 9 B Vent room directly to the outdoors See Ventila tion Air From Outdoors page 9 C Install a lower Btu Hr fireplace if lower Btu Hr size makes room unconfined If the actual Btu Hr used is less than the maxi mum Btu Hr the space can support the space is an unconfined space You will need no additional fresh air ventilation WARNING Ifthe area in which the heater may be operated is smaller than that defined as an unconfined space or if the building is of unusually tight construction provide adequate combustion and ventilation air by one of the methods described in the National Fuel Gas Code ANSI Z223 1 NFPA 54 Section 5 3 or applicable local cod
50. rebox involves install ing firebox into a framed in enclosure This makes the front of firebox flush with wall Optional brass trim accessories are available see Accessories page 31 The brass trim will extend past sides of firebox approximately 1 2 inch This will cover the rough edges of the wall opening If installing a mantel above the firebox you must follow the clearances shown in Figure 6 page 10 Follow the instructions below to install the firebox in this manner Mantel Shelf Note Any portion of the mantel shelf must NOT extend beyond this profile mantel ornaments or other similar projec tions off of the facing material Framing Material ri Firebox Noncombustible Material May Project Off this Surface above the Firebox Hood 12 16 20 Note All vertical Wire mesh Screen Supplied Firebox Hood Must Be Used at All Times measurements are from top of fireplace hood opening to bottom of mantel shelf These minimum clearances replace any other recommended clearances supplied with your ANSI Z21 11 2 approved gas logs Figure 7 Minimum Mantel Clearances for Built In Installation 113192 01D www desatech com INSTALLATION Continued Frame in rough opening The firebox framing should be constructed of 2 x 4 lumber or heavier Use dimensions in Table 1 and rough opening layout in Figure 8 Adjust framing so that firebox flushes with fin
51. regulator not supplied Install the external regulator between the fireplace and propane LP supply www desatech com INSTALLATION Continued WARNING Never connect natural gas fireplace to private non utility gas wells This gas is commonly 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 Gf allowed by local codes not provided ACSA 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 31 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 inches of water If you do not reduce incoming gas pres sure 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 Propane LP Supply Tank External
52. replace screen in place Make sure fire place screen is in place before running fireplace GC Metal Post 4 7 Grate Figure 21 Installing Middle Log Rear Log Groove Figure 22 Installing Rear Log INSTALLATION Continued HARD WIRING FIREBOX NOTICE A qualified electrician must connect electrical wiring to duplex outlet for built in instal lation Follow all local codes In absence of local codes fol low The National Electric Code ANSI NFPA 70 The Handy Box with duplex outlet is provided in the firebox located in the lower right base area 1 Remove screw holding duplex outlet cover to handy box Remove duplex outlet Route electrical cable through strain relief and handy box see Figure 23 Tighten screws on strain relief Connect electrical cable to duplex outlet Match wire colors to those on duplex outlet Be sure to connect the ground wire secure with screws Replace outlet cover Duplex Box Handy Box Strain Relief Figure 23 Hard Wiring Firebox Place duplex outlet back into handy box and INSTALLING FIREPLACE HOOD AND SCREEN 1 Hood Loosen screws inside top edge of firebox Slide notches in hood over screws and tighten screws see Figure 24 Install fireplace screen by slipping notches of fireplace screen over screws on front of fireplace see Figure 25 Screw Figure 24 Hood Placement Model May Vary F
53. rom Illustration Figure 25 Screen Placement Model May Vary From Illustration 1 8 www desatech com 113192 01D OPERATING FIREPLACE PER LIGHTING ESI THERMOSTAT MODELS INSTRUCTIONS FOR YOUR SAFETY WARNING You must operate READ BEFORE LIGHTING this fireplace with the fireplace screen in place Make sure fire A WARNING If you do not fol place screen is installed before low these instructions exactly running fireplace a fire or explosion may result causing property damage per NOTICE During initial operation sonal injury or loss of life of new fireplace burning logs A This appliance has a pilot which must be will i Gi on ale cake lighted by hand When lighting the pilot SMe Orange fame Wil also be follow these instructions exactly present Open window to vent B BEFORE LIGHTING smell all around the Smell Operate fireplace on HI appliance area for gas Be sure to smell next position to burn off odor This to the floor because some gas is heavier than will only last a few hours air and will settle on the floor WHAT TO DO IF YOU SMELL GAS 1 STOP Read the safety information column 1 Do not try to light any appliance 2 Makesure equipment shutoff valve is fully Do not touch any electric switch do not open use any phone in your building 3 Turn control knob clockwise to the Inmediately call your gas supplier from OFF position see Figure 26 a neighbor s phone
54. se assembly and fireplace 4 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 and glowing embers When used without the blower the fireplace requires no electricity making it ideal for emergency backup heat 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 heat ers 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 REMOTE CONTROL ACCESSORY There are four optional remote controls not included that can be purchased separately for this log heater wall switch wall thermostat hand held ON OFF remote hand held thermostat remote See Accessories page 31 113192 01D www desatech com 5 LOCATING FIREBOX PLANNING Plan where you will install the firebox This will save time and money later when you install the firebox Before installation consider the following 1 Where the firebox will be located Allow for wall and ceiling clearances see Installation Clear ances page 10
55. 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 A CAUTION Do not try to ad just heating levels by using the equipment shutoff valve 7 9 1 1 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 pressing ignitor button until pilot lights 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 page 22 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 Slightly push in and turn control knob coun terclockwise 47 to the ON position Wait one minute and switch selector switch to the ON position to light burners 0 1 Set flame adjustment knob to any level between HI and LO Ignitor Button Flame Adjustment Knob 4 Press in and turn control knob clockwise gt Or O N to the OFF position 5 Wait five 5 minutes to clear out any gas Then smell for gas including near the floor Selector Switch Control Knob If you smell gas STOP Follow
56. ssociation Inc Batterymarch Park Quincy MA 02269 Note Where listed vented decorative logs are required thermostat operation is not permitted State of Massachusetts The installa tion must be made by a licensed plumber or gas fitter in the Commonwealth of Massachusetts Sellers of unvented propane or natural gas fired 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 www desatech com 113192 01D PRODUCT IDENTIFICATION Log Set Rear Burner Piezo LS S Optional Front Remote Control Burner Base Assembly Figure 1 Log Base Assembly VSGF36NR Shown Top Outer Top Louver Casing Assembly Fireplace Hood Assembly Bottom Louver Assembly Figure 2 Fireplace VSGF36NR Shown UNPACKING CAUTION Do not remove the data plates attached to the heater base assembly The data plates contain 1 With utility knife cut the carton all the way around above the staples on the bottom tray Lift the carton off the heater Remove packing Note The hood is located on top of fireplace in a carton 2 Locate one screw above top left corner of the fireplace screen Remove and discard screw Lift fireplace screen up and pull out to remove 3 Remove protective packaging applied to logs log ba
57. te 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 POSSIBLE CAUSE OBSERVED PROBLEM REMEDY Fireplace produces unwanted odors 1 Heater burning vapors from paint hair spray glues cleaners chemicals new carpet etc See IMPORTANT statement above Low fuel supply propane LP only Gas leak See Warning statement at top of page 1 Open window to ventilate room Stop using odor caus ing products while heater is running Refill supply tank propane LP only Locate and correct all leaks see Checking Gas Connec tions page 16 Fireplace shuts off in use ODS operates Not enough fresh air is avail able Low line pressure ODS pilot is partially clogged Open window and or door for ventilation Contact local natural or pro pane LP gas company Clean ODS pilot see Cleaning and Maintenance page 25 Gas odor even when control knob is in OFF position Gas odor during combustion Gas leak See Warning statement at top of page Control valve or gas control defective Foreign matter between con trol valve and burner Gas leak See Warning statement at top of page Locate and correct all leaks see Checking Gas Connec tions page 16 Replace co
58. 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 SYSTEM DESA Heating Products warrants this product to be free from defects in materials and components for four 4 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 Heating Products 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 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 a
59. ustible facing material Rough Opening Dimensions for Built in Installation Front Width Inside to Depth Model Inside Height Minimum 36 41 1 40 1 2 20 3 4 SS Height NNA Inside to lnside Figure 8 Rough Opening for Installing in Wall l c 4812 74 TOP VIEW Figure 9 Rough Opening for Installing in Corner Wall WARNING Do not allow any combustible materials to overlap the firebox front facing IMPORTANT Noncombustible materials such as brick tile etc may overlap the front facing but should never cover any necessary openings like louvered slots A WARNING Do not allow non combustible materials to cover any necessary openings like louvered slots Nails or Wood Screws lt A v Eu v v Nailing Flange 1 2 www desatech com Figure 10 Attaching Firebox to Wall Studs 113192 01D INSTALLATION Continued INSTALLING FIREBOX USING OPTIONAL ACCESSORY MANTELS WARNING A qualified service person must install firebox Fol low all local codes This firebox may be installed using a cabinet mantel accessory against a wall in your home The firebox and cabinet mantel can be installed directly on the floor A trim kit is included with the mantel accessories 1 Cabinet Mantel 113192 01D Assemble cabinet mantel accessory and the trim kit Assem
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