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Desa FPVF33NRA User's Manual

1. 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 material Mantel Shelf Framing Material Material May Project Off this Surface above the Firebox Hood wen 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
2. Figure 20 Minimum Mantel Clearances for Built In Installation For more information visit WWW AA 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 e external regulator for propane LP unit only supplied by installer e piping check local codes e sealant resistant to propane LP gas e equipment shutoff valve e test gauge connection e sediment trap optional e tee joint e pipe wrench e 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 pages 34 and 35 For propane LP units the installer must supply an external regula tor 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 110148 01B INSTALLATION Installing Gas Piping to Fireplace Location Cont Co
3. 4 248 RPO A a a a Not a field replacement part DESA For more Loron visit www desatech com 110148 01B ILLUSTRATED PARTS BREAKDOWN Models FPVF33PRA and FPVF33NRA ILLUSTRATED PARTS BREAKDOWN FPVF33PRA FPVF33NRA Shown a ie EX Y er KUS gt For more information visit www desatechrcom 110148 01B PARTS LIST This list contains replaceable parts used in your fireplace When ordering parts follow the instructions listed under Replacement Parts on page 36 of this manual 110148 01B PARTS LIST Models FPVF33PRA and FPVF33NRA PART NUMBER ANOaRWNDN FPVF33PRA FPVF33NRA 102785 02 102785 02 103778 01 103779 01 098249 01 098249 01 099387 09 100609 01 104229 03 104229 03 111124 01 111124 01 099056 19 099056 26 102772 01 102772 01 M11084 38 M11084 38 104236 03CK 104236 03CK M12461 26 M12461 26 103284 03 103284 03 098265 02 098265 02 103782 01 103782 01 103781 02 103781 01 098271 03 098271 03 102445 01 102445 01 098304 01 098304 01 099998 01 099998 01 104241 01 104241 01 103587 01 103587 01 097809 02 097809 02 101628 03 101628 03 M50104 02 M50104 02 M11084 26 M11084 26 099918 02 099387 07 103977 02 103977 01 103977 02 103977 01 Not a field replacement part For mors Iroc ation visit www desatech com Log Golden Oak ODS Pilot ODS Nut Pilot Tube Burner Outlet Tube Burner Retainer Spring Burner Orifi
4. 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 a Set Screws Side Brass Adjusting Trim Plate Slot Mitered Edge Figure 6 Assembling Brass Trim Hanging Notches 7 on Trim Assembled Brass Trim Figure 7 Attaching Brass Trimto Fireplace VYGF33PRB Shown For more information visit WWW d 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
5. 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 desatech com 110148 01B AIR FOR COMBUSTION AND VENTILATION Continued 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 following ventilation classifications 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 walls and ceilings 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 add
6. ton To lower the room temperature press the bottom arrow of the TEMP button At higher settings the heater will run longer IMPORTANT This remote control has been specially en gineered to take an air temperature sample every minute in the auto mode It will not respond immediately to the temperature setting being turned up or down IMPORTANT The hand held remote control unit must be near the fireplace Do not keep the hand held remote control unit too close to the fireplace The thermostat on the hand held remote control unit will heat up too quickly and turn the fireplace off 3 To turn the burner off press the AUTO ON OFF button until OFF lights The pilot will remain lit IMPORTANT To turn the pilot off manually turn the con trol knob on the fireplace to the OFF position Increases Room Temperature in Shows Temperature AUTO Mode Setting Decreases Room Temperature in AUTO Mode The Log Heater will Automatically Cycle between Pilot and the Heat Setting that Turns Burner On or has been Selected Off and Allows You to Choose the Auto Setting Figure 42 Thermostat Hand Held Remote Control Unit Selections GHRCTA Series Only OPTIONAL BLOWER OPERATION Locate the blower switch by opening lower louver on fireplace Blower switch is located at lower right inside louver door The GA3700T Series thermostat controlled blower has a vari able speed control with an ON OFF switch The blower will start
7. 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 X 17 3 4 33 NU 35 1a Figure 13 Rough Opening for Installing in Wall For more information visit WWW d Figure 14 Rough Opening for Installing in Corner for Models VYGF33NRB amp VYGF33PRB only Nails or Wood Screws Nailing Flanges Figure 15 Attaching Fireplace to Wall Studs VYGF33PRB Shown BUILT IN FIREPLACE INSTALLATION FOR MODELS FPVF33PRA amp FPVF33NRA Built in installation of this fireplace involves installing fireplace into a framed in enclosure This makes the front of fireplace flush with wall Ifinstalling 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 Framing Height 33 Front Width Depth 35 1 3 17 3 4 A WARNING A qualified electrician must connect electrical wiring to duplex outlet for built in installa tion Follow all local codes esatech com 110148 01B INSTALLATION Built In Fireplace Installation Cont INSTALLATION Continued 1 10 11 12 13 14 15 16 Frame in rough ope
8. 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 Price Brand Name Overall Quality Heat Output Made in USA Warranty Local Service Value for Price Prior Brand Experience Controls Location Thermostat Remote or Manual Operation Ease of Operation Special Features Salesperson s Recommendation Friend Relative s Recommendation Portability Quiet Operation OODOOOOOOOO DO 000000 OODOOOOOOOO DO 000000 OOO00O000O000O0000000000 AdVL Postage Required DESA INTERNATIONAL 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 TAPE NOTES NOTES DESA For mora Tuir visit www desatech com 110148 01B 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 International warrants this product to be free from defects in materials and components for four 4 years from the da
9. 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 For more information visit WANNE 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 Disconnect 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 2 Cap off open end of gas pipe where equipment shutoff valve was connected 3 Pressurize supply piping system by either opening propane LP supply tank valve for propane LP gas or opening main gas valve located on or near gas meter for natural gas or using com pressed air 4 Check all joints of gas supply piping system Apply noncorrosive leak detection fluid to all joints Bubbles forming show a leak 5 Correct all leaks at once 6 Reconnect fireplace and equipment shutoff valve to gas sup pl
10. Hex Screw 10 Bottom Louvered Door Screen Assembly Duplex Outlet Hex Screw Screw Duplex Receptacle Shield PARTS AVAILABLE NOT SHOWN 101386 02 101784 01 102307 01 103771 01 Not a field replacement part Louvered Door Hinge Magnet Catch Strike Plate Strain Relief Fitting Foramoresunformation visit www desatech com 1 1 1 1 9 1 1 2 4 1 1 1 1 DESA ACCESSORIES ACCESSORIES Notice All accessories may not be available for all fireplace models Purchase these fireplace accessories from your local dealer Ifthey can not supply these accessories call DESA International s 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 SS o BLOWER ACCESSORY GA3750 amp GA3700T SERIES For all models Manual variable control and automatic thermostat variable control A blower will increase air flow to maximize heat distribution CABINET MANTEL GMC11F Series Walnut Finished GMC12U Series Unfinished GMC13F Series Oak Finished with Medium Stain GM102W Series Off White Paint For all models Shown with optional base and laminate hearth and mantel trim accessories Dimensions WxHxD 56 7 4 x 48 3 4 x 20 3 8 Fo
11. ILLUSTRATED PARTS BREAKDOWN Models VYGF33PRB and VYGF33NRB ILLUSTRATED PARTS BREAKDOWN VYGF33PRB VYGF33NRB Shown U 27 x z 5 Ces 7 UNE tech com 110148 01B PARTS LIST Models VYGF33PRB and VYGF33NRB 27 PARTS LIST This list contains replaceable parts used in your fireplace When ordering parts follow the instructions listed under Replacement Parts on page 36 of this manual PART NUMBER VYGF33PRB 102785 03 103778 01 098249 01 099387 09 104229 03 111124 01 099056 19 102772 01 M11084 38 104236 03CK M12461 26 103284 03 098265 02 103782 01 103781 02 098271 03 102445 01 098304 01 099998 01 104241 01 103587 01 097809 02 101628 03 M50104 02 M11084 26 901063 01 ONoOaARBRWND 103977 02 103977 01 VYGF33NRB 102785 03 103779 01 098249 01 100609 01 104229 03 111124 01 099056 26 102772 01 M11084 38 104236 03CK M12461 26 103284 03 098265 02 103782 01 103781 01 098271 03 102445 01 098304 01 099998 01 104241 01 103587 01 097809 02 101628 03 M50104 02 M11084 26 901063 01 099918 02 099387 07 103977 02 103977 01 DESCRIPTION Log Golden Oak ODS Pilot ODS Nut Pilot Tube Burner Outlet Tube Burner Retainer Spring Burner Orifice Injector Burner Screw 8 x 38 Painted Base Assy Screw 10 x 32 Firebox Bottom Wiring Harness Elbow Male Valve Bracket Gas Control Valve Ignitor Cable Piezo Ignitor Screw Switch Remote
12. Switch Bracket Switch Plate Male Connector Flexible Connector Hose Bushing Screw 10 x 38 3 8 Flare x 1 2 NPT Pilot Regulator Natural Only Pilot Tube Valve to Regulator Plug Button 3 4 Plug Button 5 8 Sewn Rann nn nyonn nnn nin RHA HY KH HD aa PARTS AVAILABLE NOT SHOWN Not a field replacement part For oes Tuia 110148 01B mation visit www desatech com DESA ILLUSTRATED PARTS BREAKDOWN Models VYGF33PRB and VYGF33NRB ILLUSTRATED PARTS BREAKDOWN FIREBOX VYGF33PRB VYGF33NRB For more information visit www d 110148 01B PARTS LIST Models VYGF33PRB and VYGF33NRB PARTS LIST FIREBOX VYGF33PRB amp VYGF33NRB This list contains replaceable parts used in your fireplace When ordering parts follow the instructions listed under Replacement Parts on page 36 of this manual KEY NO PART NUMBER DESCRIPTION 101357 01 Top Outer Casing Outer Casing j Right Front Side ar Left Front Side 098304 01 Phillips Pan Head Screw 10 104239 01CK Top Front Louver 101712 03 Firebox Hood sie Firebox Support 099230 02 Shoulder Screw 2 Firebox Top Outer Base Firebox Wrapper 101514 01 Cover M11084 26 Hex Screw 10 110466 01 Bottom Louvered Door 101727 03 Screen Assembly PARTS AVAILABLE NOT SHOWN 101386 02 Louvered Door Hinge 101784 01 Magnet Catch 102307 01 Strike Plate ANOaBRWNDN kk kk
13. TROUBLESHOOTING 22422042042404400440n Hann nnnnnnnnnnnnnnnnnnnnn 23 ILLUSTRATED PARTS BREAKDOWN AND PARTS LIST 26 AGGESS RIESA 22 2er 34 REPLACEMENT PARTS uunuuussnsenssnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 36 TECHNICAL SERVICE eee eee eect cess tee ataia iiaa 36 SERVICE HINTS aiina 4 8 2 ae 36 OWNER S REGISTRATION FORM s sesessseserseereererrerrereresreee 37 WARRANTY INFORMATION osssssesseesneeererrerrererrnre Back Cover A WARNING Do not use a blower insert heat exchanger insert or other accessory not approved for use with this heater A 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 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 i
14. 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 t 121 4 10 2 8 3 4 Example 7 si i 4r 3 a e Pi 7 8 7 16 FIREBOX 5 1 2 4 6 8 10 12 14 16 INCHES Minimum 16 inches from Side Wall Figure 8 Minimum Clearance for Combustible to Wall esatech com 110148 01B INSTALLATION Conventional Fireplace Installation INSTALLATION Continued CONVENTIONAL FIREPLACE INSTALLATION Rigid Gas Line EL Electrical Outlet Gas Line Access Hole Conventional installation of this fireplace involves installing fire place along with the corner face or cabinet mantel with hearth base accessories against a wall in your home Follow the instructions below to install the fireplace in this manner Hearth 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 Figure 9 Placing Hearth Base Accessory Against Wall cabinet mantel directly on the floor The corner mantel accessory for models VYGF33NRB or VYGF33PRB can only be paired with the corner hearth base If mounting fireplace and c
15. clean these parts we recommend using compressed air no greater than 30 PSI Your local computer store hardware store or home center may carry com pressed air in a can You can use a vacuum cleaner in the blow position If using compressed air in a can please follow the direc tions 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 Figure 47 and Figure 48 page 22 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 Injector Holder May Be Brass or Aluminum Depending on 72 y Model Burner Tube R Primary Air Inlet Holes Shape of Holes May Vary by Model Figure 47 Injector Holder On Outlet Burner Tube DESA CLEANING AND MAINTENANCE Cleaning Burner Injector Holder and Pilot Air Inlet Hole Cont Logs Main Burner WIRING DIAGRAM SPECIFICATIONS CLEANING AND MAINTENANCE Continued 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 page 21 Clean the pilot assembly also A yellow tip
16. 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 comers 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 fireplace 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 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 For more information visit Wi PIEZO IGNITION SYSTEM This firepla
17. 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 46 e turn heater off see To Turn Off Gas To Appliance page 19 e see Troubleshooting pages 23 through 25 BAe ORY SUMP Neer eeeuuar Figure 45 Correct Burner Flame Pattern Yellow Tipping per aver Abt Addd idl FOr sors Ire re 110148 01B i 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 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 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
18. 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 volume 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 3 168 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 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 _ Btuw Hr Vent free heater 33 000 Btu Hr Total 73 000 Btu Hr 4 Com
19. i ee g Burner Ports Figure 31 Installing One Piece Log Set Top View Models FPVF33NRA amp FPVF33PRA Mounting Screen Figure 32 Installing Fireplace Screen Model VYGF33NRB shown itech com 110148 01B INSTALLATION Optional Wireless Hand Held Remote Control Accessories Installing 9 Volt Batteries INSTALLATION Continued OPTIONAL WIRELESS HAND HELD REMOTE CONTROL ACCESSORIES GHRC and GHRCTA Series Installing Remote Receiver Unit 1 Disconnect switch wires from the control valve 2 Remove screws attaching switchplate 3 Remove switch plate see Figure 33 Discard after removing 4 Install remote receiver unit onto gas log heater base using mounting clips Push clips firmly into place see Figure 34 6 Connect wires as shown in Figure 35 mn Remote Switch Bracket Screw Switch Plate Wires Figure 33 Switch Plate and Wiring Harness Mounting Clips Remote Receiver Figure 34 Installing Remote Receiver White Wire From Receiver Red Wire From Receiver Figure 35 Connecting Wires For oes TUA 110148 01B mation visit www desatech com INSTALLING 9 VOLT BATTERIES Two 9 volt batteries not included are required to operate this heater with the wireless hand held remote control set Install one battery in the receiver and one in the hand held remote control unit Note Only use alkaline batteries Installing 9 Volt Ba
20. on the pilot flame indicates dust and dirt in the pilot assembly There is a small pilot air inlet hole about two inches from where the pilot flame comes out of the pilot assembly see Figure 48 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 Ports Slots Burner Tube Pilot Assembly Pilot Air Inlet Hole Figure 48 Pilot Inlet Air Hole LOGS e If you remove logs for cleaning refer to Installing Logs pages 15 and 16 to properly replace logs e Replace log s if broken or chipped dime sized or larger 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 For more information visit WWW WIRING DIAGRAM Note For proper operation of optional accessories the wires from the switch to the control must be connected exactly as shown Thermopile SPECIFICATIONS Btu Variable Type Gas Ignition Pressure Manifold Inlet Gas Pressure in of water Maximum Minimum Shipping Weight For input adjustment Btu Variable Type Gas Ignition P
21. to the OFF position 5 Wait 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 column 1 If you don t smell gas go to the next step 6 Press in and turn control knob counterclockwise to the PILOT position Press in control knob for five 5 seconds see Figure 38 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 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 on page 19 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 J N to the ON position 10 Wait one minute and switch selector switch to the ON posi tion to light burner 11 Set fl
22. 10148 01B INSTALLATION Installing Logs INSTALLATION Continued It is very important to install the logs exactly as instructed Do not modify logs Only use logs supplied with fireplace 1 For models VYGF33PRB and VYGF33NRB place one piece log set on grate to fit as illustrated in Figure 28 For models FPVF33PRA and FPVF33NRA place one piece log set on grate to fit as illustrated in Figure 29 Make sure middle sec tion at bottom of log set is seated into U shaped cutout in center of chassis see Figure 29 IMPORTANT Make sure log does not cover any burner ports see Figures 30 and 31 2 Install fireplace screen by slipping notches of fireplace screen over screws on front of fireplace see Figure 32 A WARNING You must operate this fireplace with the fireplace screen in place Make sure fireplace screen is in place before running fireplace One Piece Log Set Middle Section at Bottom of Log Set Ke Burner Chassis U shaped Cutout in Chassis Figure 28 Installing One Piece Log Set Models VYGF33NRB amp VYGF33PRB One Piece Log Set Middle Section at Bottom of Log Set Burner Chassis U shaped Cutout in Chassis Figure 29 Installing One Piece Log Set Models FPVF33NRA amp FPVF33PRA One Piece Ba Ferner Log Set Burner Ports Figure 30 Installing One Piece Log Set Top View Models VYGF33NRB amp VYGF33PRB One Piece Log Set
23. DESA UNVENTED VENT FREE GAS FIREPLACE INTERNATIONAL OWNER S OPERATION AND INSTALLATION MANUAL Patent Pending Shown with optional cabinet Shown with optional cabinet mantel hearth base and trim mantel and hearth base accessories accessories VYGF33PRB VYGF33NRB FPVF33PRA Millivolt and FPVF33NRA Millivolt REMOTE READY GAS FIREPLACE SYSTEMS WARNING Improper installa tion adjustment alteration ser vice or maintenance can cause 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 ee ins nn your gas supplier call the combustion and ventilation air p must be provided Refer to Air for Installation and service must be performed by a Combustion a
24. ICATION 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 One Piece Log Set Optional Remote Control Remote Selector Switch Optional Piezo Ignitor Figure 1 Log Base Assembly VYGF33PRB Shown Top Louver Assembly Top Outer Casing Firebox Hood Firebox Support Blower Assembly Optional Bottom 0 Louver Assembly SS 9 9 Screen Assembly Figure 2 Fireplace VYGF33PRB 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 1 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 Donotremove the data plates attached to the heater base assembly The data plates contain important warranty and safety information 1 With utility knife
25. OUBLESHOOTING 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 with most heaters If noise is excessive contact qualified ser vice person 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 Firepl
26. Trim G3003B Series Black Onyx Marble Laminate Hearth Base Trim For models VYGF33PRB and VYGF33NRB Mantel trim for cabinet or corner mantel Hearth base trim for hardwood hearth bases CLEANING KIT GCK Not Shown For all models Your vent free gas appliance requires 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 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 Por Inora IPO FUEL ye Aion www desatech com 110148 01B RECEIVER AND HAND HELD THERMOSTAT REMOTE CONTROL KIT GHRCTA SERIES For all models Allows the gas log heater to be operated in a manually or thermostatically 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 GHRC SERIES For all 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 models The desired comfort setting can be selected on the wall thermostat and the log heater will automatically cycle from pilot to the heat setting selected WALL MOUNT ON OFF SWITCH GWMS2 No
27. UDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE TO FOUR 4 YEARS ON ALL COMPONENTS FROM THE DATE OF FIRST PURCHASE AND DESA INTERNATIONAL S LIABILITY IS HEREBY LIMITED TO THE PURCHASE PRICE OF THE PRODUCT AND DESA INTERNATIONAL 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 DESA INTERNATIONAL 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 www desatech com For information about this warranty write NOT A UPC T For more information visit www desateCh eom
28. a of fireplace 7 To prevent the creation of soot follow the instructions in Clean ing and Maintenance pages 21 and 22 8 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 burner box or on adjacent walls or furniture 9 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 23 through 25 10 Do not run fireplace e where flammable liquids or vapors are used or stored e under dusty conditions 11 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 in spect the fireplace and to replace any part of the control sys tem 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 quali fied service person should service and repair fireplace For mors jude 110148 01B lation visit www desatech com SAFETY INFORMATION PRODUCT IDENTIF
29. abinet or corner mantel to the floor an optional G3005 Series Slim Base kit may be installed Cabinet Mantel 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 location Cut an access hole in hearth top to run flexible gas line to fire place see Figure 9 Make sure to locate access hole so cabinet mantel will cover 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 Nailing Flanges 8 Place cardboa
30. ace 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 pliance off residue before reusing appliance For more infor 110148 01B Improper log placement Drafts or other air currents affecting flame pattern Air holes at burner inlet blocked Burner flame holes blocked mation Visit www desatech com Properly locate logs see Installing Logs pages 15 and 16 Eliminate source of drafts around heater Clean out air holes at burner inlet Peri odically repeat as needed Remove blockage DESA
31. ame adjustment knob to any level between HI and LO A CAUTION Do not try to adjust heating levels by using the equipment shutoff valve Ignitor Button Jane 3 7 Flame Alan vce Control Knob Knob Switch Figure 38 Control Knob and Ignitor Button Location Shown as Supplied No Control Options CHS 9 rn D J w 110148 01B OPERATING FIRE PLACE Continued A WARNING Make sure the selector switch is in the OFF position when you are away from home for long periods of time Fireplace will come on automatically with selector switch in the ON position Ignitor Electrode Ignitor Electrode Pilot Burner Pilot Burner Figure 39 Pilot Propane LP Figure 40 Pilot Natural TO TURN OFF GAS TO APPLIANCE Shutting Off Fireplace 1 Turn control knob clockwise X 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 the battery Shutting Off Burner Only pilot stays lit You may shut off the burner and keep the pilot lit by doing one of the following e Set selector switch in the OFF position Turn control knob clockwise 7 to the PILOT position u MANUAL LIGHTING e Use remote control manual OFF button PROCEDURE ee 1 Follow steps 1 through 6 under Lighting Instructions page 18 Depress control knob and light pilot with match 3 Keep c
32. ce Injector Burner Screw 8 x 38 Painted Base Assy Screw 10 x 32 Firebox Bottom Wiring Harness Elbow Male Valve Bracket Gas Control Valve Ignitor Cable Piezo Ignitor Screw Switch Remote Switch Bracket Switch Plate Male Connector Flexible Connector Hose Bushing Screw 10 x 38 Pilot Regulator Pilot Tube Valve to Regulator Plug Button 3 4 Plug Button 5 8 1 4 2 4 4 4 4 2 2 1 4 4 4 4 4 4 4 4 7 4 4 4 4 4 4 4 4 4 4 4 DESA ILLUSTRATED PARTS BREAKDOWN Models FPVF33PRA and FPVF33NRA ILLUSTRATED PARTS BREAKDOWN FIREBOX FPVF33PRA FPVF33NRA For more information visit www d 110148 01B PARTS LIST FIREBOX PARTS LIST Models FPVF33PRA and FPVF33NRA FPVF33PRA amp FPVF33NRA This list contains replaceable parts used in your fireplace When ordering parts follow the instructions listed under Replacement Parts on page 36 of this manual 110148 01B KEY NO PART NUMBER DESCRIPTION 101357 01 k kk kk 098304 01 104239 01CK 101712 03 kk 099230 02 k ooNOOPOD kk k 101514 01 M11084 26 110466 01 101727 02 103769 01 M12461 2 098304 03 103706 01 Top Outer Casing Outer Casing Right Front Side Left Front Side Phillips Pan Head Screw 10 Top Front Louver Firebox Hood Firebox Support Shoulder Screw Firebox Top Outer Base Firebox Wrapper Cover
33. ce has a piezo ignitor This system requires no matches batteries or other sources to light fireplace OPTIONAL REMOTE CONTROL UNITS There are four optional remote controls that can be purchased separately for this log heater e wall switch e wall thermostat e hand held ON OFF remote e hand held thermostat remote See Accessories pages 34 and 35 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 Accesso ries pages 34 and 35 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
34. d 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 Horamores nftormat on visit www desatech com 110148 01B 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 ie 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 pages 34 and 35 Minimum inlet pressure for purpose of input adjustment CONNECTING FIREPLACE TO GAS SUPPLY Installation Items Needed e 5 16 hex socket wrench or nut driver e Phillips screwdriver e sealant resistant to propane LP gas not provided 1 Remove fireplace screen Remove two screws that hold fire place screen in place for shipping These screws are located near top of screen Discard screws Lift fireplace screen up and pull out to remove 2 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 i
35. ed 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 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 For mors intern 110148 01B i nation visit www desatech com AIR FOR COMBUSTION AND VENTILATION Providing Adequate Ventilation Determining Fresh Air Flow
36. gure 25 Equipment Shutoff Valve Equipment Shutoff Valve Gas Meter Gas Control Valve ai Figure 26 Checking Gas Joints for Natural Gas J Equipment Shutoff Valve Propane LP Supply Tank O Gas Control Valve Figure 27 Checking Gas Joints for Propane LP INSTALLING LOGS A CAUTION Do not remove the data plates attached to the heater base assembly The data plates contain important warranty and safety information 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 Ay 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 Horzamores ntormat on visit www desatech com DESA 1
37. ifornia 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 cause serious injury or death from burns fire explosion electrical shock and carbon monoxide poisoning 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 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 for reference It is your guide to safe and proper operation of this heater AA WARNING Anychangetothisheater oritscontrols can be dangerous WIRING DIAGRAM u 20u220220nnsnnnnnnnnnnnnnnnnnnnnnnnnnnn nennen 22 SPEGIEIGATIONS 2 2 3 22 io ciate sees r t 22
38. ional Fuel Gas Code ANSI Z223 1 NFPA 54 Sec tion 5 3 or applicable local codes VENTILATION AIR Ventilation Air From Inside Building This fresh air would come from an adjoining unconfined space When ventilating to an adjoining unconfined space you must 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 and 2 Figure 2 You can also remove door into adjoining room see option 3 Figure 2 Follow the National Fuel Gas Code ANSI Z223 1 NFPA 54 Section 5 3 Air for Combustion and Ventilation for required size of ventilation grills or ducts 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 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 ww esatech SSS Ventilation Te Grills Ventilation Grills Into Adjoining Or Into Adjoi
39. ly 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 INSTALLATION 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 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
40. n 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 For more information visit www esatech com 110148 01B SAFETY INFORMATION Continued Keep the appliance area clear and free from combus tible materials gasoline and other flammable vapors and liquids 1 This appliance is only for use with the type of gas indicated on the rating plate This appliance is not convertible for use with other gases 2 Donot place propane LP supply tank s inside any structure Lo cate propane LP supply tank s outdoors propane LP units only 3 If you smell gas e 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 4 This fireplace shall not be installed in a bedroom or bathroom 5 Do notuse this fireplace as a wood burning fireplace Use only the logs provided with the fireplace 6 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 are
41. nd Ventilation sec qualified installer service agency or the gas supplier tion on page 4 of this manual WARNING If the information in this manual is not followed exactly a fire or explosion may result caus ing property damage personal injury or loss of life 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 DESA Save this manual for future reference TABLE OF CONTENTS SAFETY INFORMATION TABLE OF CONTENTS SAFETY INFORMATION 2022222202404400240nnnnnnnnnnnnnnnnnnnnnnnnnnnnn 2 PRODUCT IDENTIFICATION 0 eee eee eee certs eee teee te teaee 3 LOCAL CODES tenet ae aa eaa hile ee 4 UNPACKING 2 2 2 2 Min ee an 4 PRODUCT FEATURES u uaursuussnsensnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 4 AIR FOR COMBUSTION AND VENTILATION ossee 4 INSTALLATION 22 2 22 28 8 2 2 siehe 7 OPERATING FIREPLACE eee ee eee ee eee teeter tee teeeeae 18 INSPECTING BURNERS 00 eee ee eee ete ee eee teeter tee teeeeaes 20 CLEANING AND MAINTENANCE 00 000 eee eee eee eee 21 SAFETY INFORMATION A WARNINGS A WARNING This product contains and or generates chemicals known to the State of Cal
42. ning 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 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 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 ro
43. ning Room 2 m 1 Remove pion Door into Adjoining Room Option 3 Figure 3 Ventilation Air from Inside Building FPVF33PRA Shown N Ventilated Attic Air Sn Outlet Air i To Attic r TERS ER To Crawl es Space Inlet Air S S Ventilated Inlet Air Crawl Space Figure 4 Ventilation Air from Outdoors FPVF33PRA Shown SI 110148 01B 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 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 Ay WARNING A qualified service person must in stall fireplace Follow all local codes AX WARNING Never install the fireplace in a bedroom or bathroom in a recreational vehicle where curtains furniture clothing or other flam mable objects are less than 42 inches from the front top or sides of the heater in high
44. nnecting 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 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 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 an
45. ny 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 C Use only your hand to push in or turn the gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair it call a 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 You must operate this fireplace with the fireplace screen in place Make sure fireplace screen is installed before running fireplace LIGHTING INSTRUCTIONS 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 above 2 Make sure equipment shutoff valve is fully open 3 Set selector switch in OFF position A WARNING Burner will come on automatically within one minute when the selector switch is in the ON position after the pilot is lit For more information visit WWW 4 Press in and turn control knob clockwise N
46. om OOffice Warehouse O Utility Shed Outbuilding O 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 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 Wood O Natural Gas O Electric O Other 6 How was the product installed O Professional Installer Self O Other 7 Cost of product excluding sales tax 8 Cost 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 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 Other 11 How did you learn about this product brand O Advertising O Relative or Friend O Store Display O Other 12 Level of Education of Purchaser O Some High School Completed High School Completed College O Completed Graduate School 13 Age of Purchaser O Under 20 O20 29 O30 39 O40 49 O50 59 O60 or Over 14 Buyer s total annual household income O Under 15 000 O 15 000 to 19 999 O 20
47. ontrol knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob Now follow steps 9 through 11 under Lighting Instructions page 18 FOr Nord Jere rit 110148 01B lation visit www desatech com OPERATING FIREPLACE Lighting Instructions Cont To Turn Gas Off To Appliance Manual Lighting Procedure Optional Remote Operation OPTIONAL REMOTE OPERATION Note All remote control accessories must be purchased sepa rately see Accessories pages 34 and 35 Follow instructions included with the remote control Thermostat Control Operation Optional GHRCTA Series Only The thermostat control set ting on the remote control unit can be set to any comfort level between WARMER and COOLER The burner will turn on and off automatically to maintain 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 For wall thermostat operation follow instruction supplied with thermostat accessory GWMT1 For wall switch operation fol low instructions supplied with GWMS2 NOTICE You must light the pilot before using the hand held remote control unit See Lighting Instruc tions on page 18 After lighting let pilot flame burn for about one minute Turn control knob to ON position Adjust flame adjustment knob anywhere between HI and LO Slide the selector switch to the REMOTE po
48. ot 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 position 4 Air in gas lines when installed 4 Continue holding down control knob Repeat igniting operation until air is removed 5 Depleted gas supply propane LP only 5 Contact local propane LP gas company 6 ODS pilot is clogged 6 Clean ODS pilot see Cleaning and Maintenance page 21 or replace ODS pilot assembly 7 Gas regulator setting is not correct 7 Replace gas regulator ODS pilot lights but flame goes out when 1 Control knob not fully pressed in 1 Press in control knob fully control knob is released 2 Control knob not pressed in long enough 2 After ODS pilot lights keep control knob pressed in 30 seconds 3 Equipment shutoff valve not fully open 3 Fully open equipment shutoff valve 4 Pilot flame not touching thermocouple 4 A Contact local natural or propane LP which allows thermocouple to cool gas company causing pilot flame to go out This prob lem could be caused by one or both of B Clean ODS pilot see Cleaning and the following Maintenance page 21 or replace ODS A Low gas pressure pilot assembly B Dirty or partially clogged ODS pilot 5 Thermocou
49. pare 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 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 Btu Hr used is more than the maximum Btu Hr the space can support You must provide additional fresh air Your options are as follows A Rework worksheet adding the space of an adjoining room If the extra space provides an unconfined space remove door to adjoining room or add ventilation grills between rooms See Ventilation Air From Inside Building B Vent room directly to the outdoors See Ventilation Air From Outdoors C Install a lower Btu Hr heater if lower Btu Hr size makes room unconfined 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 AX 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 construction provide adequate combustion and ven tilation air by one of the methods described in the Nat
50. ple connection loose atcon 5 Hand tighten until snug then tighten trol valve 1 4 turn more 6 Thermocouple damaged 6 Replace pilot assembly 7 Control valve damaged 7 Replace control valve For mors Veto dis 110148 01B j ation visit www desatech com DESA 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 2 Clean burner s see Cleaning and Mainte nance page 21 or replace burner orifice s 3 Thermopile leads disconnected or im 3 Reconnect leads see Wiring Diagram properly connected page 22 4 Burner will not come on in remote po 4 Replace battery in transmitter and receiver sition Delayed ignition of one or both burners 1 Manifold pressure is too low 1 Contact local natural or propane LP gas company 2 Burner orifice s clogged 2 Clean burner s see Cleaning and Main tenance page 21 or replace burner orifice s Burner backfiring during combustion 1 Burner orifice is clogged or damaged 1 Clean burner see Cleaning and Main tenance page 21 or replace burner orifice s 2 Damaged burner 2 Replace damaged burner 3 Gas regulator defective 3 Replace gas regulator Slight smoke or odor during initial operation 1 Not enough air 1 Check burner for dirt and debris If found clean burne
51. r see Cleaning and Maintenance page 21 2 Gas regulator defective 2 Replace gas control 3 Residues from manufacturing processes 3 Problem will stop after a few hours of Moisture condensation noticed on windows and logs curing operation Heater produces a whistling noise when 1 Not enough combustion ventilation air 1 Refer to Air for Combustion and Venti burners are lit lation requirements page 5 1 Turning control knob to HI position 1 Turn control knob to LO position and when burners are cold let warm up for a minute 2 Air in gas line 2 Operate burners until air is removed from line Have gas line checked by lo cal natural or propane LP gas company 3 Air passageways on heater blocked 3 Observe minimum installation clear ances see pages 8 through 11 4 Dirty or partially clogged burner 4 Clean burners see Cleaning and Main orifice s tenance page 21 or replace burner orifice s White powderresidue forming withinburner 1 When heated vapors from furniture pol 1 Turn heater off when using furniture box or on adjacent walls or furniture ish wax carpet cleaners etc may turn polish wax carpet cleaners or similar into white powder residue products Remote does not function GHRC and 1 Battery is not installed Battery power 1 Replace 9 volt batteries in receiver and GHRCTA only For more information visit www de is low remote control i cec n c om 110148 01B TROUBLESHOOTING Continued TR
52. r troubleshooting If so contact DESA International s Technical Ser vice Departmentat 1 866 672 6040 When calling please have your model and serial numbers of your heater ready You can also visit DESA International s technical services web site at www desatech com SERVICE HINTS When Gas Pressure Is Too Low e pilot will not stay lit e burner will have delayed ignition e fireplace will not produce specified heat e for propane LP unit propane LP gas supply may be low You may feel your gas pressure is too low If so contact your local gas supplier i cec n c om 110148 01B OWNER S REGISTRATION FORM In order 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 17 Fr 9 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 International 1 Where will the product be used O Living Family Ro
53. r more information visit www HARDWOOD HEARTH BASE G3333F Series Walnut Finished G3334U Series Unfinished G3335F Series Oak Finished with Medium Stain G3004W Series Off White Paint For all models The hearth base can be used with the cabinet mantels to create a handsome riser for the fireplace cannot be used with corner mantel Dimensions WxHxD 58 x 6 1 2 x 28 16 CORNER MANTEL GMC36FA Series Walnut Finished GMC37U Series Unfinished GM202F Series Oak Finished For models VYGF33PRB and VYGF33NRB Shown with op tional laminate mantel trim accessory Dimensions WxHxD 60 7 s x 48 3 4 x 34 3 8 CORNER HEARTH BASE G3008F Series Walnut Finished G3009U Series Unfinished G3010F Series Oak Finished For models VYGF33PRB and VYGF33NRB The corner hearth base is designed for use with the corner mantels to create a hand some riser for the fireplace Dimensions WxHxD 52 2 x 6 x 23 7 4 i cec n c om 110148 01B ACCESSORIES ACCESSORIES Continued FTS I SS E Hearth Base Trim gt gt Mantel Trim LAMINATE TRIM FOR HEARTH OR MANTEL G3002J Series Jade Marble Laminate Mantel Trim G3003J Series Jade Marble Laminate Hearth Base Trim G3002S Series Sandstone Marble Laminate Mantel Trim G3003S Series Sandstone Marble Laminate Hearth Base Trim G3002B Series Black Onyx Marble Laminate
54. rd 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 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 laminate trim for models VYGF33PRB and VYGF33NRB only 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 Figure 12 Inserting Fireplace Into Cabinet Mantel DESA For mors Troni AAAA E EE reed 110148 01B INSTALLATION Built In Fireplace Installation INSTALLATION Continued BUILT IN FIREPLACE INSTALLATION FOR MODELS VYGF33PRB amp VYGF33NRB Built in installation of this fireplace involves installing fireplace in
55. ressure Manifold Inlet Gas Pressure in of water Maximum Minimum Shipping Weight For input adjustment itech VYGF33NRB FPVF33NRA 20 000 30 000 Natural Gas Only Piezo 3 5 W C 10 5 5 122 Ibs VYGF33PRB FPVF33PRA 20 000 33 000 Propane LP Only Piezo 8 0 W C 14 1 1 n 122 lbs C Om 110148 01B TROUBLESHOOTING Note For additional help visit DESA International s technical service web site at www desatech com Note All troubleshooting items are listed in order of operation OBSERVED PROBLEM TROUBLESHOOTING 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 1 Reconnect ignitor cable 2 Ignitor cable pinched or wet 2 Free ignitor cable if pinched by any metal or tubing Keep ignitor cable dry 3 Piezo ignitor nut is loose 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 pil
56. sition see Figure 41 Note The burner may light if hand held remote ON button was on when se lector 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 RE MOTE position when the pilot is not lit This will drain the battery IMPORTANT Be sure to press the ON OFF buttons on the hand held remote control unit for up to 3 seconds to assure proper operation Flame Adjustment Knob PI SAO 2 lt I ON OFF A REMOTE Control Knob in On Position Selector Switch in Remote Position Optional Remote Control Figure 41 Setting the Selector Switch Control Knob and Flame Adjustment Knob for Remote Operation DESA OPERATING FIREPLACE Optional Remote Operation Cont Optional Blower Operation INSPECTING BURNERS Pilot Flame Pattern OPERATING FIREPLACE Continued GHRC Series Operation 2a Press the ON OFF button to turn the burner on and off When turning burner off the pilot will remain lit GHRCTA Series Operation 2b Press the AUTO ON OFF button on the hand held remote control see Figure 42 The lights to the left of the button will show AUTO ON or OFF In the ON mode the burner will ignite The heater is in manual mode when ON is lit In the AUTO mode the thermostat in the hand held re mote unit controls the room temperature To increase the room temperature press the top arrow of the TEMP but
57. t 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 3 Route gas line provided by installer from equipment shutoff valve to fireplace Route flexible gas supply line through one of the access holes DESA 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 to unit for leaks after installing or servicing Correct all leaks at once 4 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 5 Check all gas connections for leaks See Checking Gas Con nections 6 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 Figure 23 Removing Log Base Assembly From
58. t Pilot Flame Pattern Pilot Burner Pilot Burner Thermocouple Natural Gas Pilot Propane LP Gas Pilot Figure 44 Incorrect Pilot Flame Pattern esatech com 110148 01B INSPECTING BURNERS Burner Primary Air Holes Main Burner Burner Flame Pattern CLEANING AND MAINTENANCE Cleaning Burner Injector Holder and Pilot Air Inlet Hole INSPECTING BURNER Continued 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 45 shows a correct burner flame pattern Figure 46 shows an incorrect burner
59. t Shown For all models Allows the gas log heater to be turned on and off with a wall switch FIREBOX PERIMETER BRASS TRIM ACCESSORY GA6090 Not Shown For all models Included with accessory mantels DUPLEX OUTLET KIT GA3555 Not Shown For models VYGF33PRB and VYGF33NRB For built in instal lation when accessory blowers are used DESA REPLACEMENT PARTS TECHNICAL SERVICE SERVICE HINTS 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 International s Technical Service Department at 1 866 672 6040 When calling DESA Inter national 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 International at 1 866 672 6040 for referral information When calling DESA International have ready e model number of your fireplace e the replacement part number For more information visit www de TECHNICAL SERVICE You may have further questions about installation operation o
60. te 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 International 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 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 INCL
61. to a framed in enclosure This makes the front of fireplace flush with wall Ifinstalling 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 Framing 32 3 3 33 34 546 35 5 16 11 16 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 pages 34 and 35 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 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
62. 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 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 Por Inora IPO FUEL ye Aion www desatech com 110148 01B CHECK GAS TYPE Use the correct gas type natural or propane LP for your fireplace If your gas supp
63. ttery in Receiver 1 Locate back of receiver under front burner of heater 2 Locate the battery clip mounted on the back of the receiver 3 Slide a 9 volt battery through the clip 4 Attach the terminal wires to the battery Remote Receiver Terminal Wires Figure 36 Installing Battery in Remote Receiver Installing 9 Volt Battery in Hand Held Remote Control Unit 1 Remove battery cover on back of remote control unit 2 Attach terminal wires to the battery Place battery into the bat tery housing 3 Replace battery cover onto remote control unit Model GHRC Battery Cover Terminal Remote Control Unit Model GHRCTA Battery Battery Housing Figure 37 Installing Battery in Hand Held Remote Control Unit DESA OPERATING FIREPLACE For Your Safety Read Before Lighting Lighting Instructions OPERATING FIREPLACE FOR YOUR SAFETY READ BEFORE LIGHTING AR WARNING If you do not follow 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 a
64. ugh 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 N 17 394 S 33 N 35 ve A Figure 16 Rough Opening for Installing in Wall POr Nore L 110148 01B Blower Z gi Power Figure 17 Connecting Duplex Outlet Cable from Electrical Cord NS L ZA m k Bracket Screw Strain Relief Fitting Support Bracket Firebox Wrapper Shield Power Screws Cord Figure 18 Attaching Fireplace to Wall Studs FPVF33PRA Shown Nails or Wood Screws 7 Nailing Flanges va Figure 19 Attaching Fireplace to Wall Studs FPVF33PRA Shown DESA INSTALLATION Built In Installation 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
65. when the thermostat senses a sufficient increase in firebox temperature The GA3700 variable speed blower also has an ON OFF switch built into the variable speed control Note for GA3700T Series Only If you are using GA3700T blower your fireplace and blower will not turn on and off at the same time The fireplace may run for several minutes before the blower turns on After the heater modulates to the pilot position the blower will continue to run The blower will shut off after the firebox temperature decreases Note Itis safe to operate fireplace with blower turned off However the blower helps distribute heated air from the fireplace Follow installation instructions included with the blower accessory INSPECTING BURNERS Check pilot flame pattern and burner flame patterns often PILOT FLAME PATTERN Figure 43 shows a correct pilot flame pattern Figure 44 shows an incorrect 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 44 e turn heater off see To Turn Off Gas to Appliance page 19 e see Troubleshooting pages 23 through 25 Note The pilot flame on a natural gas units will have a slight curve but flame should be blue and have no yellow or orange color Pilot Burner Thermocouple Thermocouple Pilot Burner Natural Gas Pilot Propane LP Gas Pilot Figure 43 Correc
66. y Check reconnected fittings for leaks esatech com 110148 01B INSTALLATION Checking Gas Connections Cont Installing Logs INSTALLATION Continued Test Pressures Equal To or Less Than 1 2 PSIG 3 5 kPa 1 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 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 18 through 20 Check all other internal joints for leaks Turn off fireplace see To Turn Off Gas to Appliance page 19 Equipment Shutoff Open Valve Closed Fi

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