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Desa EFS33PRB User's Manual

1. clearances shown in this manual Note Mantel Shelf All Vertical measurements are from top of fireplace opening to bottom of mantel shelf Minimum Non Combustible 21 Figure 16 Minimum Mantel Clearances for Built In Installation 12 www desatech com INSTALLING GAS PIPING TO FIREPLACE LOCATION A WARNING This appliance requires a 1 2 NPT National Pipe Thread inlet connection to the pressure regulator A WARNING A qualified ser vice person must connect fire place to gas supply Follow all local codes CAUTION Never connect pro pane LP fireplace directly to the propane LP supply This fireplace requiresanexternal regulator not supplied Installtheexternal regu lator between the fireplace and propane LP supply A WARNING Never connect natural gas fireplace to private non utility gas wells This gas is commonly known as well head gas Installation Items Needed Before installing fireplace make sure you have the items listed below external regulator for propane LP unit only supplied by installer piping check local codes sealant resistant to propane LP gas equipment shutoff valve test gauge connection sediment trap optional tee joint pipe wrench approved flexible gas line with gas connector if allowed by local codes not provided ACSAdesign certified equipment shutoff valve with 1 8 NPT tap is an
2. Replace log s if broken or chipped dime sized or larger WIRING DIAGRAM Note For proper operation of optional accesso ries the wires from the switch to the control must be connected exactly as shown Thermopile SPECIFICATIONS MODELS EFS33NRB and VSGF33NRB Btu Variable 20 000 33 000 Type Gas Natural Gas Only Ignition Piezo Pressure Manifold 3 5 W C Inlet Gas Pressure in of water Maximum 10 5 Minimum 5 Shipping Weight 122 lbs For input adjustment MODELS EFS33PRB and VSGF33PRB Btu Variable 20 000 33 000 Type Gas Propane LP Only Ignition Piezo Pressure Manifold 7 9 W C Inlet Gas Pressure in of water Maximum 13 Minimum 11 Shipping Weight 122 lbs For input adjustment 22 www desatech com 113132 01A TROUBLESHOOTING A WARNING Turn off heater 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 Note All troubleshooting items are listed in order of operation OBSERVED PROBLEM POSSIBLE CAUSE When ignitor button is pressed there is no spark at ODS pilot 1 2 Mo ta RR 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 position
3. Auto Shutoff Feature 1 If the average room temperature exceeds 82 degrees Fahrenheit 28 degrees Centi grade the hand held remote control will perform a safety override and shut the fire place off This feature is not available in the MANU mode control 2 Press the MANU button to turn on the fireplace 113132 01A www desatech com 19 OPERATING FIREPLACE Continued 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 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 opera tion i e children operating the hand held re mote control etc The keypad is locked in ei ther on or off Press the POWER and LOCK buttons together to turn the unit on or off OPTIONAL BLOWER mu OPERATION A WARNING This fireplace has athree prong grounded electri cal plug This plug helps protect you against electrical shock Only connect plug to a properly grounded three prong recep tacle Do not cut or remove the grounding prong from this plug Locate the blower switch by opening lower lou ver on fireplace Blower switch is located at lower left inside louver door The GA3650TB thermostat controlled blo
4. e under dusty conditions 11 Do not use this fireplace to cook food or burn paper or other objects EUM Screen Louver Assembly Assembly Figure 2 Fireplace VSGF33NRB Shown 4 www desatech com 113132 01A LOCAL CODES Install and use fireplace with care Follow all lo cal 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 re quired thermostat operation is not permitted UNPACKING A CAUTION Do not remove the data plates attached to the heater base assembly The data plates contain important war ranty and safety information 1 With utility knife cut the carton all the way around above the staples on the bottom tray Lift the carton off the heater Remove pack ing Note The hood is located in the packing on the right hand side of the heater front Lift the heater off the bottom tray 2 Locate two screws above top corners of the fire place screen Remove and discard these screws Lift fireplace screen up and pull out to remove 3 Remove protective packaging applied to logs log base assembly and fireplace Remove fireplace hood from carton insert 5 Check all items for any shipping damage If damaged promptly in
5. Press the POWER and LOCK buttons to gether to turn on the hand held remote 3 Press the POWER and LOCK buttons to gether to turn off the fireplace Auto Thermostatic Mode 1 Press the POWER and LOCK buttons to gether to turn on the hand held remote con trol 2 Press AUTO button to select this mode 3 Setthedesired room temperature by press ing the TEMP or buttons 4 Press the POWER and LOCK buttons to gether 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 fire place 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 op eration in the AUTO mode Digital Turns Hand Display Held Remote Shows On or Off and Temperature Allows You to and Choose the Settings Manual Setting Turns Selects Auto Burners On CS Setting C or Off xi Decreases Increases Room Room Temperature Temperature in AUTO Locks System in AUTO Mode to Prevent Mode Accidental Ignition Figure 33 Thermostat Hand Held Remote Control Unit Selections GHRCTB 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
6. SUPPLY Installation Items Needed 1 5 16 hex socket wrench or nut driver Phillips screwdriver sealant resistant to propane LP gas not provided Remove fireplace screen Remove two screws that hold fireplace screen in place for ship ping These screws are located near top of screen Discard screws Lift fireplace screen up and pull out to remove Remove screws that attach log base assembly to fireplace see Figure 19 Carefully lift up log base assembly and remove from fireplace see Figure 19 Note If adding the G8005 series brick liner ac cessory install it now Follow instructions in G8005 accessory kit 3 Route gas line provided by installer from equipment shutoff valve to fireplace Route flexible gas supply line through one of the access holes Attach the flexible gas line to gas supply see Figure 20 Check tightness of flexible gas line attached to gas regulator of fireplace see Figure 20 Check all gas connections for leaks See Checking Gas Connections pages 15 and 16 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 A CAUTION Do not pick up log base assembly by burner This could damage burner Only handle base by grates NOTICE Most building codes do not permit
7. ft volume of space x 20 51 200 maximum Btu Hr the space can support 3 Add the Btu Hr of all fuel burning appliances in the space Vent free 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 6 www desatech com 113132 01A AIR FOR COMBUSTION AND VENTILATION Continued Example Gas water heater 40 000 Btu Hr Vent free fireplace 33 000 Btu Hr Total 73 000 Btu Hr 4 Compare the maximum Btu Hr the space can support with the actual amount of Btu Hr used Btu Hr maximum the space can support Btu Hr actual amount of Btu Hr used Example 51 200 Btu Hr maximum the space can support 73 000 Btu Hr actual amount of Btu Hr used The space in the example is a confined space because the actual Btu Hr used is more than the maximum Btu Hr the space can support You must provide ad ditional fresh air Your options are as follows A Rework worksheet adding the space of an adjoin ing room If the extra space provides an uncon fined 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 Ventila tion Air From Outdoors C Install a lower Btu Hr fireplace if lower Btu Hr siz
8. Do not leave the selector switch in the REMOTE or ON position when the pilot is not lit This will drain the battery 18 www desatech com 113132 01A OPERATING FIREPLACE Continued Flame Adjustment Knob ON A OFF gt 3 Q REMOTE Ven 5S Control Knob in On Position 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 ON OFF 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 TO LOCK press both buttons on hand held re mote 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 Control Button Turns Burners On and Off Figure 32 On Off Hand Held Remote Control Unit THERMOSTAT MODEL GHRCTB The hand held remote can be operated using either the manual mode MANU or thermo 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
9. Wall and Ceiling A Clearances from the side of the fireplace cabi net to any combustible material and wall should follow diagram in Figure 8 Example The face of a mantel bookshelf etc is made of combustible material and pro trudes 3 2 from the wall This combustible material must be 4 from the side of the fire place opening see Figure 8 w 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 0 16 0 12 4 10 5 Example a s B sik 2 Pa 7 8 7116 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 113132 01A www desatech com 9 INSTALLATION Continued CONVENTIONAL FIREPLACE INSTALLATION Conventional installation of this fireplace involves installing fireplace along with the corner face or cabinet mantel with hearth base accessories against a wall in your home Follow the instructions in this section to install the fireplace in this manner Note The instructions in this section show instal lation using the cabinet mantel and the G3333F G3334U G3004 W G3335F G3007U se ries hearth base accessories The hearth base ac cessory shown is optional for this installation You can install fir
10. concealed gas con nections A flexible gas line is provided to allow accessibility from the fireplace see Figure 20 The flexible gas supply line con nection to the equipment shutoff valve should be accessible Figure 19 Removing Log Base Assembly From Fireplace To Fireplace Equipment Shutoff Gas Regulator Valve Provided by 4 Installer Propane LP To External Regulator Flexible Gas Line from Fireplace Sy Gas Regulator Natural Gas To Gas Meter Figure 20 Attaching Flexible Gas Lines Together www desatech com 113132 01A INSTALLATION Continued CHECKING GAS CONNECTIONS A WARNING Test all gas pip ing and connections internal and external to unit for leaks after installing or servicing Cor rect all leaks at once A WARNING Never use an open flame to check for a leak Apply a noncorrosive leak de tection fluid to all joints Bubbles forming show a leak Correct all leaks at once A CAUTION Make sure exter nal regulator has been installed between propane LP supply and fireplace See guidelines under Connecting Fireplace to Gas Supply page 14 Pressure Testing Gas Supply Piping System Test Pressures In Excess Of 1 2 PSIG 3 5 kPa 1 Disconnect fireplace with its main gas valve control valve and equipment shutoff valve from gas supply piping system Pressures in excess of 1 2 psig will damage fireplace regulator Cap off op
11. 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 38 3 Blow air through the ports slots and holes in the burner Check the injector holder located at the end of the burner tube again Remove any large particles of dust dirt lint or pet hair with a soft cloth or vacuum cleaner nozzle 5 Blow air into the primary air holes on the in jector holder Injector Ports Slots Burner Tube Primary Air Inlet Holes Figure 38 Injector Holder On Outlet Burner Tube 113132 01A www desatec h com 21 CLEANING AND MAINTENANCE Continued 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 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 com pressed air is not available Ports Slots Pilot Air Inlet Hole Figure 39 Pilot Inlet Air Hole LOGS If you remove logs for cleaning refer to In stalling Logs page 16 to properly replace logs
12. 05 110881 06 099387 12 M11084 26 098304 01 103779 01 098249 01 101006 02 101330 05 109824 02 098271 10 1102445 01 101004 08 104241 02 103782 01 103284 03 102846 02 097809 02 M12461 26 098265 02 103781 01 099998 01 101004 14 101628 03 M11084 38 901056 01 100563 01 103877 01 110881 04 110881 05 110881 06 099387 12 M11084 26 098304 01 103778 01 098249 01 101006 02 101330 05 109824 02 098271 10 102445 01 101004 01 104241 02 103782 01 103284 03 102846 02 097809 02 M12461 26 098265 02 103781 02 099998 01 101004 15 101628 03 M11084 38 901056 01 Front Log Middle Log Rear Log Pilot Tube Hex Screw 10 Screw 10 Phillips Black O D S Pilot Propane LP Nut Pilot Bracket Front Burner Assembly Rear Burner Assembly Base Assembly Ignitor Cable Firebox Bottom Piezo Ignitor Front Burner Injector Switch Bracket Valve Bracket Wiring Harness Burner Tube Adapter 10 32 Screw Elbow Male Gas Valve Assembly Switch Rear Burner Injector Flex Hose Screw 3 8 Flare x 1 2 NPT PARTS AVAILABLE NOT SHOWN 100563 01 103877 01 Not a field replaceable part Warning Plate 1 Lighting Instructions Plate 1 www desatech com 29 113132 01A ILLUSTRATED PARTS BREAKDOWN FIREPLACE MODELS EFS33NRB VSGF33NRB EFS33PRB AND VSGF33PRB 30 www desatech com 113132 01A PARTS LIST FIREPLACE MODELS EFS33NRB VSGF33
13. CLEANING AND MAINTENANCE AR WARNING Turn oft fireplace and let cool before cleaning A CAUTION You must keep control areas burner and cir culating air passageways of fire place clean Inspect these areas of fireplace before each use Have fireplace inspected yearly by a qualified service person Fireplace may need more fre quent cleaning due to exces sive lint from carpeting bed ding material pet hair etc Ay 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 in spected 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 com pressed air no greater than 30 PSI Your local com puter 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
14. DESA HEATING PRODUCTS UNVENTED VENT FREE GAS FIREPLACE OWNER S OPERATION AND INSTALLATION MANUAL We recommend that our 4 MAN products be installed and Ay NO serviced by professionals who 3 13 are certified in the U S by NFI National Fireplace Institute ee repieee SUE www nficertified org Shown with optional cabinet mantel hearth base and trim accessories EFS33PRB EFS33NRB VSGF33PRB AND VSGF33NRB REMOTE READY FIREPLACE SYSTEM WARNING If the information in this manual is not followed exactly a fire or explosion may result causing property damage personal injury or loss of life Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS e Donottry to light any appliance e Do not touch any electrical switch do not use any phone in your building e Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions e f 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 corr
15. DESA HEATING PRODUCTS LIABILITY IS HEREB Y LIMITED TO THE PURCHASE PRICE OF THE PRODUCT AND DESA HEATING PRODUCTS SHALL NOT BE LIABLE FOR ANY OTHER DAMAGES WHATSOEVER INCLUDING INDIRECT IN CIDENTAL 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 DESA HEATING PRODUCTS 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 www desatech com 113132 01 113132 01 Rev A NOT A UPC 02 04
16. ERATING FIREPLACE Continued 7 With control knob pressed in press and re lease 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 8 Keep control knob pressed in for 30 sec onds after lighting pilot After 30 seconds release control knob If control knob does not pop out when re leased contact a qualified service person or gas supplier for repairs Note If pilot goes out repeat steps 4 through 8 beginning on page 17 9 Slightly push in and turn control knob coun terclockwise 47 to the ON position 10 Wait one minute and switch selector switch to the ON position to light burners 11 Set flame adjustment knob to any level be tween HI and LO AX WARNING Make sure the selector switch is in the OFF position when youare away from home for long periods of time Heater will come on automati cally with selector switch in the ON position Ignitor Electrode Figure 29 Pilot Natural Ignitor Electrode Pilot Burner Figure 30 Pilot Propane LP m 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 po
17. IES For all models Manual variable control and au tomatic thermostat variable control A blower will increase air flow to maximize heat distribution CORNER MANTEL GM36F Series Walnut Finished GM37U Series Unfinished GM202F Series Oak Finished For all models Shown with optional base and lami nate hearth and mantel trim accessories Space sav ing corner mantels feature moldings fluting and medallion Three sided perimeter trim kit included Dimensions H xW xD 48 4 x 60 7 8 x 34 3 4 CORNER HEARTH BASE G3008F Series Walnut Finished G3009U Series Unfinished G3010F Series Oak Finished For all models The corner hearth base is designed for use with the corner mantels to create a hand some riser for the fireplace Dimensions WxHxD 6 x 52 2 x 23 4 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 Man tel features moldings fluting and medallion Three sided perimeter trim kit included Dimensions WxHxD 48 x 56 7 4 x 22 3 4 ln 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 crea
18. NRB EFS33PRB AND VSGF33PRB This list contains replaceable parts used in your fireplace When ordering parts follow the instruc tions listed under Replacement Parts on page 27 of this manual KEY PART NUMBER DESCRIPTION M 101357 01 Top Outer Casing 103207 01 Outer Casing 102758 02CK Right Front Side 102759 02CK Left Front Side 098304 01 Phillips Pan Head Screw 10 101351 01CK Top Front 102455 18 Louver 101353 01CK Middle Front Rail 101712 02 Firebox Hood 101348 01 Firebox Support 099230 01 Shoulder Screw 101872 03 Firebox Top Outer Base Firebox Wrapper 101514 01 Cover M11084 26 Hex Screw 10 098304 02 Phillips Pan Head Screw 6 20x 38 101727 03 Screen Assembly PARTS AVAILABLE NOT SHOWN 100639 01 Caution Decal 103590 01 Decal Strip 104313 01 Hinge Pin 104313 02 Hinge Pin M10908 2 Screw Slotted Hex Head Tapping Not a field replaceable part 113132 01A www desatech com 31 ACCESSORIES NOTICE All accessories may not be available for all fireplace models Purchase these fireplace accessories from your lo cal dealer If they can not supply these accessories call DESA Heating Products 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 BLOWER ACCESSORY GA3750 amp GA3650T SER
19. See Air for Combustion and Ventilation pages 5 through 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 bought fireplace for proper type fireplace A WARNING This appliance is equipped for natural or pro pane LP gas Field conversion is not permitted ELECTRICAL HOOKUP Models GA3750 Series and GA3650T Series Blower Accessories and GA3555 Internal Duplex Kit This fireplace accepts a blower assembly with an elec trical cord The electrical cord is five feet in length You must locate fireplace within reach of a 120 volt grounded electrical outlet If not you must install an electrical outlet within reach of fireplace power cord The GA3555 outlet accessory may be used for built in applications with blower accessory installed INSTALLING HOOD Install hood to rail already installed in fireplace as shown in Figure 5 Use 3 Phillips screws provided Figure 5 Installing Hood www desatech com 113132 01A INSTALLATION Continued ASSEMBLING AND ATTACHING OPTIONAL PERIMETER TRIM Included with Mantel Accessory IMPORTANT If you are recessing the firebox in a wall do not attach trim at this time See Built In Fireplace Installation pages 11 and 12 Note The instructions
20. a clear and free from combustible ma terials gasoline and other flam mable vapors and liquids 113132 01A www desatech com SAFETY INFORMATION 12 Donotuse fireplace if any part has been exposed Continued to or under water Immediately call a qualified service technician to inspect the fireplace and to 1 This appliance is only for use with the type of replace any part of the control system and any gas indicated on the rating plate This appli gas control which has been under water ance is not convertible for use with other gases 13 Do not operate fireplace if any log is broken 2 Do not place propane LP supply tank s in Do not operate fireplace if a log is chipped side any structure Locate propane LP supply dime sized or larger tank s outdoors propane LP units only 14 Turn fireplace off and let cool before servic 3 If you smell gas ing Only a qualified service person should shut off gas supply service and repair fireplace do not try to light any appliance 15 Operating fireplace above elevations of 4 500 do not touch any electrical switch do not feet could cause pilot outage use any phone in your building 16 To prevent performance problems in pro immediately call your gas supplier from a pane LP units do not use propane LP fuel neighbor s phone Follow the gas supplier s tanks of less than 100 Ibs capacity pro instructions pane LP units only if you cannot reach your gas s
21. acceptable alternative to test gauge connection Purchase the optional CSA design certified equipment shutoff valve from your dealer See Accessories pages 32 through 34 113132 01A INSTALLATION Continued For propane LP units the installer must supply an external regulator The external regulator will re duce incoming gas pressure You must reduce in coming 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 17 Pointing the vent down pro tects it from freezing rain or sleet CAUTION Useonly new black ironorsteel pipe Internally tinned copper tubing may be used in cer tainareas Check your local codes Use pipe of 1 2 diameter or greater to allow proper gas volume to fire place 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 18 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 p
22. alve or gas control Gas odor during combustion 1 Foreign matter between con trol valve and burner 2 Gas leak See Warning statement on page 25 1 Take apart gas tubing and re move foreign matter 2 Locate and correct all leaks see Checking Gas Connec tions page 15 Dark residue on logs inside of their fireplace Note After re moving all causes of residue de posits completely clean fireplace and appliance off residue before reusing appliance 1 Improper log placement 2 Drafts or other air currents affecting flame pattern 3 Air holes at burner inlet blocked 4 Burner flame holes blocked 1 Properly locate logs see In stalling Logs page 16 2 Eliminate source of drafts around heater 3 Clean out air holes at burner inlet Periodically repeat as needed 4 Remove blockage 26 www desatech com 113132 01A REPLACEMENT PARTS Note Use only original replacement parts This will protect your warranty coverage for parts re placed under warranty PARTS UNDER WARRANTY Contact authorized dealers of this product If they can t supply original replacement part s call DESA Heating Products Technical Service De partment at 1 866 672 6040 When calling DESA Heating Products have ready your name and address model and serial numbers of your fireplace how fireplace was malfunctioning type of gas used propane LP or natural gas purchase date Usually we will ask
23. an secure base to floor using wood screws Countersink screw heads and putty over Route flexible gas line through access hole in hearth base Center cabinet mantel on hearth base see Fig ure 10 Make sure mantel is flush against wall Break off nailing flanges see Figure 11 with hammer or pliers Place cardboard or other protective material on top of hearth base Carefully set fireplace on protective material with back of fireplace inside mantel opening Attach flexible gas line from fireplace gas regulator to gas supply See Connecting Fire place to Gas Supply page 14 If blower is installed route blower electrical cord through access holes in either side of fire place Note Bushing may be moved if neces sary Plug electrical cord into electrical outlet Cabinet Mantel Nailing Flanges Figure 11 Location of Nailing Flanges www desatech com 113132 01A INSTALLATION Continued 11 Carefully insert fireplace into cabinet mantel Be careful not to scratch or damage hearth base cabinet mantel or any laminate trim on hearth base Remove protective material from top of hearth base and from front of fireplace if any Note You can secure fireplace to hearth or floor Open lower louver Locate screw holes in bottom of base Tighten wood screws through these holes and into hearth or floor 12 Check all gas connections for leaks See Checking Gas Con
24. below show assembling and attaching trim to fireplace 1 Remove packaging from three pieces of trim 2 Locate four screws two adjusting plates with set screws and two shims in the hard ware packet 3 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 trim see Figure 6 5 Slide other end of adjusting plate shim in slot on mitered edge of side trim see Figure 6 6 While firmly holding edges of 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 as sembled trim onto fireplace cabinet Align hanging notches on trim with hanging screws on side of fireplace see Figure 7 Push trim firmly into place sliding hanging notches over hanging screws Set Screws Side Trim Adjusting Plate A Shim A Slot Mitered Edge Figure 6 Assembling Perimeter Trim Hanging Notches on Trim Assembled Trim Figure 7 Attaching Perimeter Trim to Fireplace VSGF33NRB Shown INSTALLATION CLEARANCES A WARNING Maintain the minimum clearances If you can provide greater clearances from floor ceiling and adjoining wall Carefully follow the instructions below This will ensure safe installation Minimum Clearances For Side Combustible Material Side
25. e from pilot to the heat setting selected WALL MOUNT ON OFF SWITCH GWMS2 Not Shown For all models Allows the gas fireplace 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 pre vent 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 G8005 Series Not Shown For all models Ceramic fiber firebox liner adds the look of real brick 34 www desatech com 113132 01A NOTES 113132 01A www desatech com 35 WARRANTY INFORMATION KEEP THIS WARRANTY Model Serial No Date Purchased Always specify model and serial numbers when communicating with the factory We reserve the right to amend these specifications at any time without notice The only warranty applicable is our standard written warranty We make no other warranty expressed or implied LIMITED WARRANTY VENT FREE GAS FIREPLACE DESA Heating Products warrants this product to be free from defects in materials and components for four 4 years and five 5 years on stainless steel burners 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
26. e makes room unconfined Tf the actual Btu Hr used is less than the maximum Btu Hr the space can support the space is an un confined space You will need no additional fresh air ventilation AX WARNING If the area in which the heater may be oper ated is smaller than that defined asanunconfined space or if the building is of unusually tight construction provide adequate combustion and ventilation air by oneofthe methods described in the National Fuel Gas Code ANSI Z223 1 NFPA 54 Section 5 3 or applicable local codes 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 3 You can also remove door into adjoining room see op tion 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 JJ n Jl EA Ventilation J Grills Ventilation Grills Into Adjoining Or no se ar Roam opten Remove lt Door into Figure 3 Ventilation Air from Inside Building Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts You must provide two per
27. ect installation and operational procedures For assistance or addi tional information consult a qualified installer service agency or the gas supplier WARNING This is an unvented gas fired heater It uses air oxygen from the room in which it is installed Provisions for adequate combustion and ventilation air must be provided Refer to Air for Combustion and Ventilation section on page 5 of this manual This appliance may be installed in an aftermarket permanently located manufactured mobile home where not prohibited by local codes This appliance is only for use with the type of gas indicated on the rating plate This appliance is not convertible for use with other gases Aftermarket Completion of sale not for purpose of resale from the manufacturer TABLE OF CONTENTS Safety Information sese 3 Winng AA RR arcere Product Identification sirios 4 Specifications Local Codes iter rte c mee 5 Troubleshooting scie D PREND 5 Replacement Parts Product Features ooocooccconoconccccoccnoncncnccnoncnnnncnonnns 5 Service Hints Air For Combustion and Ventilation 5 Technical Service sssssssssssses Installations mico ica ede 8 Illustrated Parts Breakdown and Parts List 28 Operating Fireplace ssssssees 17 Accessorles i on eU e sete eid 32 Inspecting Burners se
28. ed wrong REMEDY 1 Reconnect ignitor cable 2 Free ignitor cable if pinched by any metal or tubing Keep ig nitor cable dry 3 Tighten nut holding piezo igni tor to base panel of log set Nut is located behind base panel 4 Replace ignitor cable 5 Replace piezo ignitor 6 Replace pilot assembly 7 Replace pilot assembly When ignitor button is pressed there is spark at ODS pilot but no ignition 1 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 Air in gas lines when installed Depleted gas supply propane LP only ODS pilot is clogged Gas regulator setting is not correct 1 Turn on gas supply or open equipment shutoff valve 2 Turn control knob to PILOT position 3 Press in control knob while in PILOT position 4 Continue holding down control knob Repeat igniting operation until air is removed 5 Contact local propane LP gas company 6 Clean ODS pilot see Clean ing and Main tenance pages 21 and 22 or replace ODS pi lot assembly 7 Replace gas regulator 113132 01A www desatech com 23 TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY ODS pilot lights but flame goes 1 Control knob not fully 1 Press in control knob fully out when control knob is released 2 pressed in Control knob not pressed in long enough Equipme
29. eeeeseess 20 Warranty Information Back Cover Cleaning and Maintenance 21 2 www desatech com 113132 01A SAFETY INFORMATION A WARNING Thisproduct con tainsand 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 oper ate or service this heater Im proper use of this heater can cause serious injury or death from burns fire explosion elec trical shock and carbon mon oxide poisoning AX DANGER Carbon monoxide poisoning may lead to death Carbon Monoxide Poisoning Early signs of car bon 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 warn ings Keep this manual for ref
30. en end of gas pipe where equip ment 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 lo cated 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 fit tings for leaks Test Pressures Equal To or Less Than 1 2 PSIG 3 5 kPa 1 Close equipment shutoff valve see Figure 21 Pressurize supply piping system by either opening propane LP supply tank valve for propane LP gas or opening main gas valve lo cated on or near gas meter for natural gas or using compressed air Check all joints from gas meter to equipment shutoff valve for natural gas or propane LP sup ply to equipment shutoff valve for propane LP see Figures 22 and 23 Apply noncorrosive leak detection fluid to all joints Bubbles form ing show a leak Correct all leaks at once Equipment Shutoff Valve Figure 21 Equipment Shutoff Valve Equipment Shutoff Valve h IN Gas Meter Gas Control Valve Figure 22 Checking Gas Joints for Natural Gas Equ
31. eplace and cabinet corner mantel di rectly on the floor The corner mantel accessory cannot be installed with the G3333F G3334U G3004W G3335F G3007U hearth base The cor ner mantel can be paired with the G3008F G3009U G3010F corner hearth base If mounting fireplace and cabinet or corner mantel to the floor an optional G3005J 3005S 3005B Slim Base kit may be installed 1 Assemble cabinet mantel hearth base and trim accessories Assembly instructions are in cluded with each accessory 2 When installing blower install a properly grounded 120 volt three prong electrical out let at fireplace location if an outlet is not there Tf 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 equip ment shutoff valve The flexible gas line must be the last item installed on the gas piping See Installing Gas Piping to Fireplace Loca tion pages 12 and 13 Electrical Outlet Rigid Pipe and Gas Shutoff Valve Gas Line Access Hole Hearth Base Figure 9 Placing Hearth Base Accessory Against Wall 4 10 Place hearth base accessory against wall at installation location Cut an access hole in hearth top to run flexible gas line to fireplace see Figure 9 Make sure to locate access hole so cabinet mantel will cover it when installed Note You c
32. erence It is your guide to safe and proper operation of this heater Ay WARNING Any change to this heater or its controls can be dangerous A WARNING Do not use a blower insert heat exchanger insert or other accessory not approved for use with this heater AX 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 furni ture 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 chil dren 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 are
33. es 9 through 12 Clean burners see Cleaning and Maintenance pages 21 and 22 or replace burner orifice s White powder residue forming within burner box or on adjacent walls or furniture 1 When heated vapors from furniture polish wax carpet cleaners etc may turn into white powder residue Turn heater off when using furniture polish wax carpet cleaners or similar products Remote does not function GHRC and GHRCTA only 1 Battery is not installed Bat tery power is low Replace 9 volt batteries in re ceiver and remote control building AX 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 Yellow flame in front burner dur 1 Not enough air 1 Check burner s for dirt and ing burner combustion debris If found clean burner s see Cleaning and Mainte nance pages 21 and 22 2 Gas re
34. flexible gas line to gas supply See Connecting Fireplace to Gas Supply page 14 7 Attach fireplace to wall studs using nails or wood screws through holes in nailing flange see Figure 15 8 Check all gas connections for leaks See Checking Gas Connections pages 15 and 16 9 Plug electrical cord into electrical outlet in stalled in step 2 10 Install trim after final finishing and or paint ing of wall see Figure 7 page 9 D Tx 17 3 4 35 112 gt Figure 13 Rough Opening for Installing in Wall Figure 14 Rough Opening for Installing in Corner Nails or Wood Screws A Nailing Flanges Figure 15 Attaching Fireplace to Wall Studs 113132 01A www desatec h com 11 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 minimum clear ances shown you must do one of the following raise the mantel to an accept able height remove the mantel NOTICE Surface temperatures of adjacent walls and mantels become hot during operation Walls and mantels above the firebox may become hot to the touch If installed properly these temperatures meet the require ment of the national product standard Follow all minimum
35. form 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 optional blower the fireplace requires no elec tricity making it ideal for emergency backup heat SAFETY DEVICE This fireplace has a pilot with an Oxygen Deple tion Sensing ODS safety shutoff system The ODS pilot is a required feature for vent free room heaters The ODS pilot system shuts off the fire place if there is not enough fresh air PIEZO IGNITION SYSTEM This fireplace has a piezo ignitor This system re quires 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 pages 32 through 34 OPTIONAL BLOWER ASSEMBLY ACCESSORY This fireplace accepts an optional blower assem bly not included The GA3650T Series blower operates thermostatically and features a variable speed control The GA3750 Series operates manu ally and also features a variable speed control The blower circulates heated air from the fireplace into the room Use of blower is optional See Accesso ries pages 32 th
36. gulator defective 2 Replace gas regulator Fireplace produces a clicking ticking noise just after burner is lit or shut off 1 Metal expanding while heat 1 This is common with most ing or contracting while heaters If noise is excessive cooling contact qualified service person 113132 01A www desatech com 25 TROUBLESHOOTING OBSERVED PROBLEM Continued POSSIBLE CAUSE REMEDY Fireplace produces unwanted odors 1 Heater burning vapors from paint hair spray glues cleaners chemicals new car pet etc See IMPORTANT statement on page 25 2 Low fuel supply propane LP only 3 Gas leak See Warning statement on page 25 1 Open window to ventilate room Stop using odor causing prod ucts while heater is running 2 Refill supply tank propane LP only 3 Locate and correct all leaks see Checking Gas Connec tions page 15 Fireplace shuts off in use ODS operates 3 ODS pilot is 1 Not enough fresh air is available 2 Low line pressure partially clogged 1 Open window and or door for ventilation 2 Contact local natural or pro pane LP gas company 3 Clean ODS pilot see Clean ing and Maintenance pages 21 and 22 Gas odor even when control knob is in OFF position 1 Gas leak See Warning statement on page 25 2 Control valve or gas control defective 1 Locate and correct all leaks see Checking Gas Connec tions page 15 2 Replace control v
37. intenance pages 21 and 22 or replace burner orifice s Burner backfiring during combustion Burner orifice is clogged or damaged Damaged burner Gas regulator defective Clean burner see Cleaning and Maintenance pages 21 and 22 or replace burner orifice s Replace damaged burner Replace gas regulator Slight smoke or odor during ini tial operation Not enough air Gas regulator defective Residues from manufactur ing processes and logs curing Check burner for dirt and de bris If found clean burner see Cleaning and Mainte nance pages 21 and 22 Replace gas control 3 Problem will stop after a few hours of operation 24 www desatech com 113132 01A TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE Moisture condensation noticed 1 Not enough combustion ven REMEDY 1 Refer to Air for Combustion on windows tilation air and Ventilation requirements page 5 Heater produces a whistling noise when burners are lit 1 Turning control knob to HI po sition when burners are cold 2 Air in gas line 3 Air passageways on heater blocked 4 Dirty or partially clogged burner orifice s Turn control knob to LO posi tion and let warm up for a minute Operate burners until air is re moved from line Have gas line checked by local natural or propane LP gas company Observe minimum installation clearances see pag
38. ipment Shutoff Valve c J b j abis os S Propane LP Supply Tank Gas Control Valve Figure 23 Checking Gas Joints for Propane LP Gas Pressure Testing Fireplace Gas Connections T 2 Open equipment shutoff valve see Figure 21 Open main gas valve located on or near gas meter for natural gas or open propane LP sup ply tank valve 1 13132 01A www desatech com 15 INSTALLATION Continued Make sure control knob of fireplace is in the OFF position 4 Check all joints from equipment shutoff valve to gas control valve see Figures 22 or 23 page 15 Apply noncorrosive leak de tection fluid to all joints Bubbles forming show a leak Correct all leaks at once Light fireplace see Operating Fireplace pages 17 through 20 Check all other internal joints for leaks Turn off fireplace see To Turn Off Gas to Appliance page 18 INSTALLING LOGS MODELS EFS33NRB EFS33PRB VSGF33NRB AND VSGF33PRB AR WARNING Failureto position the partsinaccordance withthese 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 informatio
39. kw of the aggregate in put rating of all appliances installed in that space and an unconfined space as a space whose vol ume 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 open ings 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 be tween them DETERMINING FRESH AIR FLOW FOR FIREPLACE 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 fireplace plus any adjoining rooms with doorless pas sageways or ventilation grills between the rooms l Determine the volume of the space length x width x height Length x Width x Height volume of space Example Space size 20 ft length x 16 ft width x 8 ft ceiling height 2 560 cu ft vol ume of space cu ft If additional ventilation to adjoining room is sup plied 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 2 560 cu
40. l 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 3 STOP Read the safety information in column 1 Make sure equipment shutoff valve is fully open Set selector switch in OFF position Av WARNING Burners will come on automatically within one minute when the selector switch is inthe ON position after the pilot is lit Press in and turn control knob clockwise to the OFF position Wait five 5 minutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP Follow B in the safety information column 1 If you don t smell gas go to the next step Press in and turn control knob counter clockwise y 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 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 Ignitor Button Flame Adjustment NS Knob 3 Selector Switch Control Knob Figure 28 Control Knob and Ignitor Button Location Shown as Supplied No www desatech com Control Options OP
41. manent open ings 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 con trolled power vent Heated air entering the attic will activate the power vent Ventilated Attic Outlet Air To Attic pm A To Crawl EIS Space Inlet Air Ventilated Inlet Aii Crawl Space Figure 4 Ventilation Air from Outdoors 113132 01A www desatech com 7 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 whileusing 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 ser vice
42. 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 in staller 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 EX PRESSED WARRANTIES AND LIMITS THE DURATION OF ANY AND ALL IMPLIED WARRANTIES INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE TO FOUR 4 YEARS ON ALL COMPONENTS AND FIVE 5 YEARS ON STAINLESS STEEL BURN ERS FROM THE DATE OF FIRST PURCHASE AND
43. n It is very important to install these logs exactly as instructed Do not modify logs Only use logs sup plied with heater 1 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 24 Push back of logs flush with metal grate bars Rest middle log behind metal posts on grate assembly Make sure the grooves in the bot tom of the log fit over the grate Bring the log forward next to the metal posts see Figure 25 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 26 Make sure log is completely vertical and not leaning in toward burner where the flame will touch the log Install fireplace screen by slipping notches of fireplace screen over screws on front of fire place see Figure 27 A WARNING You must oper ate this fireplace with the fire place screen in place Make sure fireplace screen is in place be fore running fireplace Metal Post Front Log Metal Grate Bars Prongs Se Figure 24 Installing Front Log Figure 25 Installing Middle Log Groove in Back of Log Grate Prong Rear Log Notches Screws for Mounting Screen Figure 27 Installing Fireplace Screen www desatech com 113132 01A OPERATING FIREPLACE m FOR YOUR SAFETY READ BEFORE LIGHTING A WARNING If you do not fol low these i
44. nate Hearth Base Trim G3002B Series Black Onyx Marble Laminate Trim G3003B Series Black Onyx Marble Laminate Hearth Base Trim For all models Mantel trim for cabinet or corner mantel Hearth base trim for hardwood hearth bases PERIMETER TRIM ACCESSORY Not Shown PT32 Black PT32B Brushed Brass PT32PB Polished Brass PT32P Platinum For all models Optional with built in installation Provides a finished appearance covering rough and or unfinished mantel or wall opening edges etc Polished Brass Trim PT32PB included with mantel accessory EXTRUDED LOUVER KIT Not Shown GA9094 Polished Brass GAP9094 Platinum GABB9094 Brushed Brass For all models Optional extruded louvers kit in cludes 2 louvers 113132 01A www desatech com 33 ACCESSORIES Continued 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 ther mostatically controlled mode You can turn the gas log heater on and off without ever leaving the com fort 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 models The desired comfort setting can be selected on the wall thermostat and the fire place will automatically cycl
45. nections pages 15 and 16 Figure 12 Inserting Fireplace Into Cabinet Mantel BUILT IN FIREPLACE INSTALLATION Built in installation of this fireplace involves in stalling fireplace into a framed in enclosure This makes the front of fireplace flush with wall If in stalling a mantel above the fireplace you must fol low the clearances shown in Figure 16 page 12 Follow the instructions below to install the fire place in this manner Actual 32 3 8 34 5 16 16 16 Framing 33 35 1 2 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 instructions included in kit 3 Install gas piping into fireplace location This installation includes an approved flexible gas line if allowed by local codes after the equip ment shutoff valve The flexible gas line must be the last item installed on the gas piping See Installing Gas Piping to Fireplace Loca tion pages 12 and 13 4 Carefully set fireplace in front of rough open ing with back of fireplace inside wall opening 5 Carefully insert fireplace into rough opening 6 Attach
46. nstructions 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 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 Inmediately 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 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 quali fied service technician to inspect the appli ance and to replace any part of the control system and any gas control which has been under water LIGHTING INSTRUCTIONS A WARNING You must oper ate this fireplace with the fire place screen in place Make sure fireplace screen is installed be fore running fireplace 113132 01A NOTICE During initia
47. nt shutoff valve not fully open Pilot flame not touching ther mocouple which allows ther mocouple to cool causing pi lot flame to go out This prob lem could be caused by one or both of the following A Low gas pressure B Dirty or partially clogged ODS pilot Thermocouple connection loose at control valve Thermocouple damaged Control valve damaged 2 3 4 After ODS pilot lights keep con trol 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 pages 21 and 22 or replace ODS pilot assembly Hand tighten until snug then tighten 1 4 turn more Replace pilot assembly Replace control valve Burner does not light after ODS pilot is lit Inlet gas pressure is too low Burner orifice s clogged Thermopile leads disconnected or improperly connected Burner will not come on in remote position Contact local natural or pro pane LP gas company Clean burner s see Cleaning and Maintenance pages 21 and 22 or replace burner orifice s Reconnect leads see Wiring Diagram page 22 Replace battery in transmitter and receiver Delayed ignition of one or both burners Manifold pressure is too low Burner orifice s clogged Contact local natural or pro pane LP gas company Clean burner s see Cleaning and Ma
48. person must install fire place 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 areless than 42 inches from the front top or sides of the heater e in high traffic areas in windy or drafty areas AR CAUTION This fireplace cre ates warm air currents These currents move heat to wall sur faces next to fireplace Install ing fireplace nextto vinyl or cloth wall coverings or operating heater where impurities such as but not limited to tobacco smoke aromatic candles clean ing fluids oil or kerosene lamps etc in the air exist may dis color 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 pages 11 and 12 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
49. revent excess sealant from going into pipe Excess sealant in pipe could result in clogged fireplace valves Never use sealant on flare threads External Regulator Propane LP Supply Tank Vent Pointing Down Figure 17 External Regulator on Propane LP Supply Tank with Vent Pointing Down Ay 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 18 Locate sedi ment trap where it is within reach for cleaning Install in piping system between fuel supply and fireplace Locate sediment trap where trapped mat ter 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 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 Tee From External Regulator 11 W C to 14 W C Pressure Figure 18 Gas Connection Cap Pipe Nipple Joint Sediment Trap Purchase the optional CSA design certified equipment shutoff valve from your dealer See Accessories pages 32 through 34 Minimum inlet pressure for purpose of input adjustment 113132 01A www desatech com 13 INSTALLATION Continued CONNECTING FIREPLACE TO GAS
50. rough 34 AIR FOR COMBUSTION AND VENTILATION A WARNING This heater shall not be installed in a confined space or unusually tight con struction unless provisions are providedforadequate combus tion and ventilation air Read the following instructions to in sure proper fresh air for this and other fuel burning appli ances in your home Today s homes are built more energy efficient than ever New materials increased insulation and new construction methods help reduce heat loss in homes Home owners weather strip and caulk around windows and doors to keep the cold air out and the warm air in During heating months home owners want their homes as airtight as possible 113132 01A www desatech com 5 AIR FOR COMBUSTION AND VENTILATION Continued 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 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 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 classifica
51. rrect Pilot Flame Pattern Pilot Burner Figure 35 Incorrect Pilot Flame Pattern 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 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 A WARNING If front burner flame pattern shows yellow tip ping your fireplace could pro duce increased levels of carbon monoxide Follow instructions below Yellow flame on rear burner is normal 20 www desatech com 113132 01A INSPECTING BURNERS Continued NOTICE Do not mistake orange flames with yellow tipping Dirt or other fine particles are burned by fireplace causing brief patches of orange flame 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 18 see Troubleshooting pages 23 through 26 Figure 36 Correct Burner Flame Pattern Figure 37 Incorrect Burner Flame Pattern
52. sition 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 pi lot lit by doing one of the following Turn control knob clockwise to the PILOT position Useremote control manual OFF button Set selector switch in the OFF position pU MANUAL LIGHTING PROCEDURE 1 Follow steps 1 through 6 under Lighting In structions page 17 2 Depress control knob and light pilot with match 3 Keep control knob pressed in for 30 sec onds after lighting pilot After 30 seconds release control knob Now follow steps 9 through 11 column 1 a OPTIONAL HAND HELD REMOTE OPERATION Note All remote control accessories must be purchased separately see Accessories pages 32 through 34 Follow instructions included with the remote control NOTICE You must light the pi lot before using the hand held remote control unit See Light ing Instructions page 17 After lighting let pilot flame burn for about one minute Turn control knob to ON position Adjust flame adjustment knob anywhere be tween HI and LO Slide the selector switch to the REMOTE position see Figure 31 page 19 Note The burner may light if hand held re mote 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
53. te a handsome riser for the fireplace cannot be used with corner mantel Dimensions WxHxD 6 x 58 x 28 16 32 www desatech com 113132 01A ACCESSORIES Continued CABINET MANTEL AND FULL HEARTH BASE GMC90F Series Oak Finished GMC91U Series Unfinished Birch GMC92F Series Cherry Finished Birch For all models Mantel features columns mold ings fluting and medallion Tree sided perimeter trim included Dimensions WxHxD 56 x 50 x 24 SLIM HEARTH BASE Not Shown G3005J Series Jade Marble Laminate G3005S Series Sandstone Marble Laminate G3005B Series Black Onyx Marble Laminate For all models The slim hearth base allows you to further customize your fireplace Dimensions WxHxD 5 8 x 41 7 8 x 10 DUPLEX OUTLET KIT GA3555 Not Shown For all models For built in installation when ac cessory blowers are used INFORMATION VIDEO 108917 01 Not Shown For all models A care and maintenance video is available by calling 1 866 672 6040 You may also email your request to productsupport desaint com FIRE CRACKLE CF6A Not Shown Creates the sound of a real burning fire Mantel Trim Hearth Base 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 Lami
54. tions 1 Unusually Tight Construction 2 Unconfined Space 3 Confined Space The information on pages 5 through 7 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 ven tilation 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 out side atmosphere have a continuous water vapor retarder with a rating of one perm 6 x 10 kg per pa sec m or less with openings gasketed or sealed and b weather stripping has been added on openable windows and doors and c caulking or sealants are applied to ar eas such as joints around window and door frames between sole plates and floors between wall ceiling joints be tween 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 7 If your home does not meet all of the three criteria above proceed to Determining Fresh Air Flow For Heater Location 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
55. upplier call 17 Provide adequate clearances around air the fire department openings 4 This fireplace shall not be installed in a bed room or bathroom PRODUCT 5 Do not use this fireplace as a wood burning IDENTIFICATION fireplace Use only the logs provided with the Rear Log fireplace Middle Log Rear 6 Do not add extra logs or ornaments such as Burner 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 7 To prevent the creation of soot follow the instructions in Cleaning 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 products may f create a white powder residue within burner Optional box or on adjacent walls or furniture Remote Control Base Assembly 9 This fireplace needs fresh air ventilation to run Figure 1 Log Base Assembly properly This fireplace has an Oxygen Deple VSGF33NRB Shown tion Sensing ODS safety shutoff system The Top Outer Casing ODS shuts down the fireplace if enough fresh Fireplace air is not available See Air for Combustion and Hood ae eae er Ventilation pages 5 through 7 If fireplace keeps e shutting off see Troubleshooting pages 23 Firebox through 26 Support Optional 10 Do not run fireplace Blower where flammable liquids or vapors are used fe or stored Included
56. wer has a variable speed control with an ON OFF switch The blower will start when the thermo stat senses a sufficient increase in firebox tem perature The GA3750A variable speed blower also has an ON OFF switch built into the vari able speed control Note for GA3650TB Only If you are using GA3650TB 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 It is safe to operate fireplace with blower turned off However the blower helps distrib ute heated air from the fireplace Follow installation instructions included with the blower accessory INSPECTING BURNERS Check pilot flame pattern and burner flame pat terns often PILOT FLAME PATTERN Figure 34 shows a correct pilot flame pattern Fig ure 35 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 35 turn heater off see To Turn Off Gas to Appli ance page 18 see Troubleshooting pages 23 through 26 Note The pilot flame on natural gas units will have a slight curve but flame should be blue and have no yellow or orange color Figure 34 Co
57. you to return the part to the factory PARTS NOT UNDER WARRANTY Contact authorized dealers of this product If they can t supply original replacement part s call DESA Heating Products at 1 866 672 6040 for re ferral information When calling DESA Heating Products have ready model number of your fireplace the replacement part number 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 pro pane LP unit You may feel your gas pressure is too low If so contact your local gas supplier TECHNICAL SERVICE You may have further questions about installation operation or troubleshooting If so contact DESA Heating Products Technical Service Department at 1 866 672 6040 When calling please have your model and serial numbers of your heater ready You can also visit DESA Heating Products tech nical services web site at www desatech com 113132 01A www desatech com 27 ILLUSTRATED PARTS BREAKDOWN LOG BASE ASSEMBLY MODELS EFS33NRB VSGF33NRB EFS33PRB AND VSGF33PRB 28 www desatech com 113132 01A PARTS LIST This list contains replaceable parts used in your fireplace When ordering parts follow the instructions listed under Replacement Parts on page 27 of this manual PART NUMBER KEY EFS33NRB EFS33PRB NO VSGF33NRB VSGF33PRB DESCRIPTION 110881 04 110881

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