Desa VYM27NRPR User's Manual
Contents
1. top of page For more information visit Www Take apart gas tubing and remove for eign matter Locate and correct all leaks see Check ing Gas Connections page 12 110398 01A WIRING DIAGRAM SPECIFICATIONS TECHNICAL SERVICE REPLACEMENT PARTS WIRING DIAGRAM Note For proper operation of optional accessories the wires from the switch to the control must be connected exactly as shown CPN S38 upi Sl Feet Thermopile SPECIFICATIONS Natural Gas Propane LP Btu Variable 20 000 39 000 20 000 39 000 Type Gas Natural Gas Only Propane LP Only Ignition Piezo Piezo Pressure Manifold 3 5 W C 8 0 W C Inlet Gas Pressure in of water Maximum 10 5 14 Minimum 5 11 Shipping Weight 32 lbs 32 lbs For input adjustment SERVICE HINTS When Gas Pressure Is Too Low e pilot will not stay lit e burners will have delayed ignition e heater will not produce specified heat e propane LP gas supply may be low You may feel your gas pressure is too low If so contact your local natural or propane LP gas supplier TECHNICAL SERVICE You may have further questions about installation operation or troubleshooting If so contact DESA International s 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 International s technical services web site at www desatech com POr Mors inforn 11032. 1 2 1 1 1 1 1 7 1 1 1 1 1 4 1 1 1 1 For ors Ifo eur visit www desatech com DESA 110398 01A ACCESSORIES ACCESSORIES Purchase these heater accessories from your local dealer If they can not supply these accessories call DESA International at 1 866 672 6040 for referral 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 FIREPLACE HOOD Black GA6050 Brass GA6052 Antique Brass GA6053 For all models Helps deflect heat away from mantel or wall above fireplace Fits openings 28 to 48 wide LAVA ROCK GA6060 Not Shown For all models Order when additional rock is desired 3 Ib bag 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 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 set
3. 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 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 will create soot CLEANING AND MAINTENANCE A WARNING Turn off heater and let cool before cleaning A CAUTION You must keep control areas burner and circulating air passageways of heater clean Inspect these areas of heater before each use Have heater inspected yearly by a qualified service per son Heater may need more frequent cleaning due to excessive lint from carpeting bedding material 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 p
4. known as wellhead gas Installation Items Needed Before installing heater make sure you have the items listed below e external regulator for propane LP units only supplied by installer e piping check local codes e sediment trap e sealant resistant to propane LP gas tee joint e equipment shutoff valve e pipe wrench e test gauge connection For mors Tree 110398 01A lation visit www desatech com A CSA design certified equipment shutoff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection Purchase the optional CSA design certified equipment shutoff valve from your dealer See Accessories page 24 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 13 Pointing the vent down protects it from freezing rain or sleet A CAUTION Use only new black iron or steel pipe Internally tinned copper tubing may be used in certain areas Check your local codes Use pipe of 1 2 diam eter or greater to allow proper gas volume to heater If pipe is too small undue loss of volume will occur Installation must include an equipment shutoff valve union and plugged 1 8 NPT ta
5. sesser 4 INSTALLATION ae a a a en a a Mite Eais 7 OPERATING HEATER 0 0 eceeceeseee eee eeeeeee cess eee EAA ERE SAE OENES 14 INSPECTING BURNERS 0 0 eee eet eee eee eee teee tee teeeeeeenaee 16 CLEANING AND MAINTENANCE 00 0 ee ee eee ee eeeeeees 17 SAFETY INFORMATION A WARNINGS IMPORTANT Read this owner s manual carefully and completely before trying to assemble operate or service this fireplace Improper use of this fireplace can cause serious injury or death from burns fire explosions 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 fireplace may not have been installed properly Get fresh air at once Have fireplace inspected and serviced by a qualified service person 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 Propane LP gas and natural gas are both odorless An odor making agent is added to each of these gases The odor helps you detect a gas leak However the odor added to these gases can fade Gas may be present even though no odor exists Make certain you read and understand all warnings Keep this manual for referen
6. 3 4 and Top Right 5 Logs cording to the log installation instructions in this manual Flames contacting logs will create soot Burner Ports It is very important to install the logs exactly as instructed Do not modify logs Only use logs supplied with heater Logs 1 Place front log 1 and rear log 2 on grate to fit as illus trated in Figure 18 Place center insert log 3 as illustrated in Figure 19 3 Place top left log 4 and top right log 5 as illustrated in Figure 20 4 Make sure open areas of logs line up with burner ports see Figure 21 Logs will fit securely on chassis IMPORTANT Make sure log does not cover any burner ports i Figure 21 Installing Log Set Top View 5 Place lava rock around base of heater if desired Honmore information visit www desatech com DESA 110398 01A OPERATING HEATER For Your Safety Read Before Lighting Lighting Instructions OPERATING HEATER FOR YOUR SAFETY READ po BEFORE LIGHTING A WARNING If you do not follow these instructions Note Homeowners generally prefer to operate their heater with the chimney damper closed This will put all the heat into the room However there may be times you will desire the full flames of the HI heat setting but will find the heat output excessive You can open the chimney damper if you have one fully or partially to release some of the heat exactly a fire or explosion may result causing
7. International warrants this product to be free from defects in materials and components for four 4 years from the date of first purchase provided that the product has been properly installed operated and maintained in accordance with all applicable instructions To make a claim under this warranty the Bill of Sale or cancelled check must be presented This warranty is extended only to the original retail purchaser This warranty covers the cost of part s required to restore this heater to proper operating condition and an allowance for labor when provided by a DESA 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 W
8. Non gt Combustible Material Top of Fireplace Opening va 5 y I Minimum Non Distances to Combustible Underside of Material Height Mantel Figure 6 Minimum Mantel Clearances Without Using Hood For mora information visit www desatech com 110398 01A FLOOR CLEARANCES A If installing appliance on the floor level you must maintain the minimum distance of 14 to combustibles see Figure 8 B Ifcombustible materials are less than 14 to the fireplace you must install appliance at least 5 above the combustible floor ing see Figure 9 Mantel Shelf Underside of Mantel Shelf All minimum distances are in inches Minimum Non Combustible Material Top of Fireplace 5 v J Opening Hood GA6050 Distances to GA6052 or GA6053 Underside of Mantel Figure 7 Minimum Mantel Clearances When Using Hood O Combustible gs 0 44 Material Min KAXANANAANA Non Combustible Material Figure 8 Minimum Fireplace Clearances If Installed at Floor Level Kes gt B Hearth Combustible ST 5 Material Mw Figure 9 Minimum Fireplace Clearances Above Combustible Flooring DESA INSTALLATION Installing Damper Clamp Accessory For Vented Operation Installing Heater Base Assembly INSTALLATION Continued INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED OPERATION Note When used as a v
9. 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 Ventilation Grills Ventilation Grills Into Adjoining Into Adjoining Room Bais R iiov Option 2 ption Door into SS Adjoining Room Option 3 Figure 2 Ventilation Air from Inside Building Ventilated Outlet Air To Attic To Crawl Space Inlet Air i Ventilated Inlet Air Crawl Space Figure 3 Ventilation Air from Outdoors For more information visit WWW 110398 01A INSTALLATION INSTALLATION Check Gas Type Installation and Clearances 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 A WARNING A qualified service person must in stall heater Follow all local codes NOTICE State or local codes may only allow opera tion of this appliance ina vented
10. 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 Inrogs 110398 01A lation visit www desatech com AIR FOR COMBUSTION AND VENTILATION Providing Adequate Ventilation Determining Fresh Air Flow For Heater Location DETERMINING FRESH AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this work sheet to determine if you have a confined or unconfined space Space Includes the room in which you will install heater plus any adjoining rooms with doorless passageways or ventilation grills between the rooms 1 Determine the volume of the space length x width x height Length x Width x Height Example Space size 20 ft length x 16 ft width x 8 ft ceiling height 2560 cu ft volume of space cu ft volume of space If additional ventilation to adjoining room is supplied with grills or open ings add the volume of these rooms to the total volume of the space 2 Multiply the space 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 2560 cu ft volume of space x 20 51 200 maximum Btu Hr the space can support 3 Add the Btu Hr of all fuel b
11. configuration Check your state or local codes A WARNING Before installing in a solid fuel burn ing fireplace the chimney flue and firebox must be cleaned of soot creosote ashes and loose paint by a qualified chimney cleaner Creosote will ignite if highly heated A dirty chimney flue may create and distribute soot within the house Inspect chimney flue for damage If damaged operate heater with flue damper closed A WARNING Seal any fresh air vents or ash clean out doors located on floor or wall of fireplace If not drafting may cause pilot outage or sooting Use a heat resistant sealant Do not seal chimney flue damper A WARNING Never install the heater in a bedroom or bathroom unless installed as a vented appliance see page 10 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 e in high traffic areas e in windy or drafty areas Ror mora Information visit www desatech com 110398 01A A CAUTION This heater creates warm air currents These currents move heat to wall surfaces next to heater Installing heater 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 IMPORTANT Vent
12. free heaters add moisture to the air Although this is beneficial installing heater in rooms without enough venti lation air may cause mildew to form from too much moisture See Air for Combustion and Ventilation pages 4 through 6 CHECK GAS TYPE Use only the correct type of gas natural or propane LP If your gas supply is not the correct gas type do not install heater Call dealer where you bought heater for proper type heater INSTALLATION AND CLEARANCES Vent Free Operation Only A WARNING Maintain the minimum clearances If you can provide greater clearances from floor ceil ing and adjoining wall MINIMUM FIREPLACE CLEARANCE TO COMBUSTIBLE MATERIALS Log Size Side Wall Ceiling 27 16 42 LOG SIZING REQUIREMENTS Log Minimum Firebox Size Height Depth Width 27 1 7 1 9 30 Carefully follow the instructions starting on page 8 This will ensure safe installation into a masonry UL127 listed manufactured fire place or listed vent free firebox DESA INSTALLATION Installation and Clearances Cont INSTALLATION Continued 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 4 Example The face of a mantel bookshelf etc is made of combustible material and protrudes 3 2 fro
13. or UL127 factory built fireplace or in an approved ventless firebox It is design certified for these installations in accor dance with ANSI Z21 11 2 Exception Do not install this appliance in a factory built fireplace that includes instructions stating it has not been tested or should not be used with unvented gas logs 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 4 of this manual This appliance may be installed in an aftermarket 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 3 this manual for future reference DESA TABLE OF CONTENTS SAFETY INFORMATION TABLE OF CONTENTS SAFETY INFORMATION 0 ceseseeeeeseeeeeeeeeeeeeteseeeteeeeeeenaes 2 PRODUCT IDENTIFICATION 0 eee eee eee eee eerie e ee tee teeta 3 LOCAL CODES isi hss s aaeeea en aaa a aae apaa rone LOS A ESETERE AE a 4 UNPACKING risie ienaa a n eaa aa Aa RE 4 PRODUCT FEATURES aer aa ee aaao s TEs Pokai ete seee SE PAEAS 4 REMOTE CONTROL ACCESSORIES 0 eee eee eee 4 AIR FOR COMBUSTION AND VENTILATION
14. package 3 Place heater base in fireplace Flexible Gas Hose if allowed Fitting by local codes 110398 01A INSTALLATION Installing Heater Base Assembly Cont Connecting To Gas Supply INSTALLATION Continued 4 Place logs in their proper position on heater base See Install ing Logs page 13 5 Center heater base and logs front to back and side to side in fireplace 6 Carefully remove logs without moving heater base 7 Mark screw locations through one hole on each side of the mounting bracket see Figure 12 If installing in a brick bot tom fireplace mark screw locations in mortar joint of bricks 8 Remove heater base from fireplace If installing optional con trol accessories do so at this time Follow all directions pro vided with accessory 9 Drill holes at marked locations using 3 16 drill bit 10 Attach base assembly to fireplace floor using two masonry screws in hardware package Figure 12 Attaching Base Assembly to Fireplace Floor CONNECTING TO GAS SUPPLY A WARNING A qualified service person must con nect heater to gas supply Follow all local codes A WARNING Never connect propane LP heater di rectly to the propane LP supply This heater requires an external regulator not supplied Install the external regulator between the heater and propane LP supply A WARNING Never connect natural gas heater to private non utility gas wells This gas is commonly
15. you must install the fireplace hood accessory See Figure 5 at right for minimum clearances IMPORTANT If you cannot meet these minimum clearances you must operate heater with chimney flue damper open Go to Install ing Damper Clamp Accessory for Vented Operation page 10 If Using Mantel You must have noncombustible material s above the fireplace opening Noncombustible materials such as slate marble tile etc must be at least 1 2 inch thick With sheet metal you must have noncombustible material behind it Noncombustible material must extend at least 8 inches up for all models If noncombustible material is less than 12 you must install the fireplace hood accessory Even if noncombustible material is more than 12 you may need the hood accessory to deflect heat away from your mantel shelf See Figure 5 and Figures 6 and 7 page 9 for minimum clearances Noncombustible Material Distance A Requirements for Safe Installation 12 or more Noncombustible material OK Between 8 and 12 Install fireplace hood accessory GA6050 GA6052 or GA6053 see Accessories page 24 Noncombustible material must be extended to at least 8 See Be tween 8 and 12 above If you cannot extend material you must operate heater with flue damper open Less than 8 Heat Resistant Material Figure 5 Heat Resistant Material Slate Marble Tile etc Above Fireplace For more infor
16. 27NR FVFM27PR PART NUMBER KEY VYM27NR VYM27PR FVFM27NR FVFM27PR DESCRIPTION 104676 01 104676 01 1 Piece Log Set 110397 06 110397 06 5 Piece Log Set 110321 01 110321 01 Front Log 1 110321 02 110321 02 Rear Log 2 110321 05 110321 05 Center Insert Log 3 110321 03 110321 03 Top Left Log 4 110321 04 110321 04 Top Right Log 5 103779 01 103778 01 ODS Pilot 098249 01 098249 01 ODS Nut 104592 01 104592 02 Burner Outlet Tube 098264 02 098264 02 Male Connector 102843 01 102843 01 Burner Clip 099056 16 099056 17 Burner Orifice Injector 104591 01 104591 01 Burner 100609 01 099387 13 Pilot Tube Regulator to Pilot 103781 01 103781 02 Gas Control Valve 10461 1 01 104611 01 Lower Bracket 098304 01 098304 01 Screw 8 x 38 104590 01CK 104590 01CK Painted Base Assy 09827 1 06 098271 06 Ignitor Cable 102445 01 102445 01 Piezo Ignitor 103587 02CK 103587 02CK Plate Switch 103784 02 103784 02 Flame Adjustment Knob 103784 01 103784 01 Off Pilot On Knob M12461 26 M12461 26 Screw Hex Slt Wsr 10 32 x 38 103284 02 103284 02 Wiring Harness 099998 01 099998 01 Switch 099918 02 Pilot Regulator 099387 15 Pilot Tube Valve to Regulator PARTS AVAILABLE NOT SHOWN 100563 01 100563 01 Warning Plate 103877 01 103877 01 Lighting Instructions Plate 100565 01 100565 01 Warning Plate Fastener 100639 01 100693 01 Caution Decal 101137 02 101137 02 Hardware Kit GA6060 GA6060 Lava Rock 1 1 1 1 1 1
17. 98 01A 5 lation visit www desatech com 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 heater e how heater 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 heater e the replacement part number DESA ILLUSTRATED PARTS BREAKDOWN VYM27NR VYM27PR FVFM27NR FVFM27PR ILLUSTRATED PARTS BREAKDOWN VYM27NR VYM27PR FVFM27NR FVFM27PR 1 5 NOTE Part numbers 22 and 23 are for natural gas models only 12 110398 01A PARTS LIST VYM27NR VYM27PR FVFM27NR FVFM27PR PA RTS L l ST This list contains replaceable parts used in your heater When ordering parts follow the instructions listed under Replacement Parts on page 21 of this manual VYM27NR VYM27PR FVFM
18. ARRANTY EXCLUDES ANY AND ALL OTHER EXPRESSED WARRANTIES AND LIMITS THE DURATION OF ANY AND ALL IMPLIED WARRANTIES INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE TO 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 For information about this warranty write gt ES YAN INTERNATIONAL 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 www desatech com 110398 01 110398 01 Rev A NOT A UPC 06 02 For more information visit www d
19. Room Temperature FX Temperature in Setting AUTO Mode The Log Heater i ponens Room will Automatically Temperature in oe AUTO Mode Turns Burners On or Off and Allows You to Choose the Auto Setting Figure 26 Thermostat Hand Held Remote Control Unit Selections GHRCTA only INSPECTING BURNERS Check pilot flame pattern and burner flame patterns often PILOT FLAME PATTERN Figure 27 shows a correct pilot flame pattern Figure 28 shows an incorrect pilot flame pattern The incorrect pilot flame is not touching the thermocouple When the thermocouple cools the heater will shut down If pilot flame pattern is incorrect as shown in Figure 28 e turn heater off see To Turn Off Gas to Appliance page 15 e see Troubleshooting pages 18 through 20 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 Pilot Burner a Figure 27 Correct Pilot Flame Pattern Propane LP Pilot Shown Pilot Burner Thermocouple Figure 28 Incorrect Pilot Flame Pattern Propane LP Pilot Shown BURNER FLAME PATTERN Figure 29 shows a correct burner flame pattern Figure 30 shows an incorrect burner flame pattern If burner flame pattern is incorrect e turn heater off see To Turn Off Gas to Appliance page 15 e see Troubleshooting pages 18 through 20 110398 01A INSPECTING BURNERS Burner Flame Pattern Cont 1 7 CLEANING AND MAINTENANCE
20. UNVENTED VENT FREE GAS LOG HEATER OWNER S OPERATION AND INSTALLATION MANUAL DESA INTERNATIONAL FLAME MAX Multi Sided Log Design VYM27NR PR For more information visit WW desatech com FVFM27NR PR Remote Control Ready Model Patent Pending Also Design Certified As A Vented Decorative Appliance WARNING If the information in this manual is not followed exactly a fire or explosion may result causing property damage per sonal 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 Do not try 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 If you cannot reach your gas supplier call the fire department Installation and service must be per formed by a qualified installer service agency or the gas supplier WARNING Improper installation ad justment alteration service or main tenance can cause injury or property damage Refer to this manual for cor rect installation and operational proce dures For assistance or additional in formation consult a qualified installer service agency or the gas supplier WARNING This appliance is for installa tion only in a solid fuel burning masonry
21. alled in a bedroom or bathroom unless installed as a vented appliance see Installing Damper Clamp Accessory for Vented Operation page 10 6 Before installing in a solid fuel burning fireplace the chimney flue and firebox must be cleaned of soot creosote ashes and loose paint by a qualified chimney cleaner Creosote will ig nite if highly heated Inspect chimney flue for damage If dam aged operate heater with flue damper closed 7 If fireplace has glass doors never operate this heater with glass doors closed If you operate heater with doors closed heat buildup inside fireplace will cause glass to burst Also if fire place opening has vents at the bottom you must open the vents before operating heater 8 This log heater is designed to be smokeless If logs ever appear to smoke turn off heater and call a qualified service person Note During initial operation slight smoking could occur due to log curing and heater burning manufacturing residues 9 To prevent the creation of soot follow the instructions in Clean ing and Maintenance page 17 10 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 11 This heater needs fresh outside air ventilation to run properly This heater has an oxygen depletion sensing ODS pilot light safety system The ODS shuts
22. ate fumes These fumes may mix with combustion air and create odors These odors will disappear over time POSSIBLE CAUSE OBSERVED PROBLEM REMEDY Heater 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 Heater produces unwanted odors Heater burning vapors from paint hair spray glues cleaners chemicals new carpet etc See IMPORTANT state ment above Gas leak See Warning statement at top of page Open window and ventilate room Stop using odor causing products while heater is running Locate and correct all leaks see Check ing Gas Connections page 12 Heater 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 17 Gas odor even when control knob is in OFF position Gas leak See Warning statement at top of page Control valve defective Locate and correct all leaks see Check ing Gas Connections page 12 Replace control valve Gas odor during combustion Foreign matter between control valve and burner Gas leak See Warning statement at
23. ce It is your guide to safe and proper operation of this heater A WARNING Any change to this heater or its con trols can be dangerous TROUBLESHOOTING iisipin eea 18 WIRING DIAGRAM sssessessssesesreresreersrreresreresrerrnrrsrnernrrernernrrernet 21 SPECIFICATIONS varinn narei eee gees 21 SERVICE HINTS 4 00 cioiite e eee aia ee al 21 TECHNICAL SERVICE 0 00 cece cece cee tee cee e resets tens teeeeaetaees 21 REPLACEMENT PARTS eceeeeseee eee eee cesses eeeeseeeeaeeeeenaes 21 ILLUSTRATED PARTS BREAKDOWN AND PARTS LIST 22 ACCESSORIES rir bid nee ast id dial winnie els 24 OWNER S REGISTRATION FORM ee eee eee eee eee 25 WARRANTY INFORMATION 00 eee eee eee Back Cover 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 A WARNING Do not use a blower insert heat exchanger insert or other accessory not approved for use with this heater 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 Heater base assembly becomes very hot when run ning heater Keep children and adults away from hot surface to avoid burns o
24. clogged burner orifice 1 Turn control knob to LO position and let warm up for a minute 2 Operate burner until air is removed from line Have gas line checked by local natural or propane LP gas company 3 Observe minimum installation clear ances see pages 7 through 9 4 Clean burner see Cleaning and Mainte nance page 17 or replace burner orifice White powderresidue forming within burner box or on adjacent walls or furniture 1 When heated vapors from furniture pol ish wax carpet cleaners etc may turn into white powder residue 1 Turn heater off when using furniture polish wax carpet cleaners or similar products Remote does not function For mors niori on Zhen VAN AWUM Lt ha tol Pomel in 110398 01A 1 Battery is not installed Battery power is low 1 Replace 9 volt batteries in receiver and remote control DESA TROUBLESHOOTING TROUBLESHOOTING Continued Ad WARNING 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 aneighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department IMPORTANT Operating heater where impurities in air exist may create odors Cleaning supplies paint paint remover cigarette smoke cements and glues new carpet or textiles etc cre
25. down the heater if not enough fresh air is available See Air for Combustion and Ventilation pages 4 through 6 If heater keeps shutting off see Trouble shooting pages 18 through 20 For mors JAI 110398 01A z lation visit www desatech com 12 Do not run heater e where flammable liquids or vapors are used or stored e under dusty conditions 13 Do not use this heater to cook food or burn paper or other objects 14 Do not use heater if any part has been exposed to or under water Immediately call a qualified service technician to in spect the room heater and to replace any part of the control system and any gas control which has been under water 15 Do not operate heater if any log is broken Do not operate heater if a log is chipped dime sized or larger 16 Turn heater off and let cool before servicing installing or re pairing Make sure the selector switch is in the OFF position Only a qualified service person should install service or re pair heater 17 Make sure the selector switch is in the OFF position when you are away from home for long periods of time 18 This heater must not be connected to any external electrical source 19 Operating heater above elevations of 4 500 feet could cause pilot outage 20 Provide adequate clearances around air openings PRODUCT IDENTIFICATION Log Set Selector Switch Flame Base Assembly Optional Adjustment Remote Knob oaks a Control Figure 1 Pr
26. e 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 32 With the unit off lightly blow air through the airinlet hole You may blow through a drinking straw if compressed air is not available Burner Tube Injector Holder May Be Brass or Aluminum Depending on Model Primary Air Inlet Holes Shape of Holes May Vary by Model Figure 31 Injector Holder On Outlet Burner Tube Ports Slots Pilot Air Inlet Hole Figure 32 Pilot Inlet Air Hole LOGS e If you remove logs for cleaning refer to Installing Logs page 13 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 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 will create soot DESA TROUBLESHOOTING 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 AX WARNING Turn off heater and let cool before servicing On
27. e proper fresh air for this and other fuel burning appliances in your home Today s homes are built more energy efficient than ever New materials increased insulation and new construction methods help reduce heat loss in homes Home owners weather strip and caulk around windows and doors to keep the cold air out and the warm air in During heating months home owners want their homes as airtight as possible While it is good to make your home energy efficient your home needs to breathe Fresh air must enter your home All fuel burning appliances need fresh air for proper combustion and ventilation Exhaust fans fireplaces clothes dryers and fuel burning appliances draw air from the house to operate You must provide adequate fresh air for these appliances This will insure proper venting of vented fuel burning appliances For more information visit Wind 110398 01A AIR FOR COMBUSTION AND VENTILATION Continued PROVIDING ADEQUATE VENTILATION The following are excerpts from National Fuel Gas Code ANSI 2223 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 ma
28. ented heater appliance must be installed only in a solid fuel burning fireplace with a working flue and constructed of noncombustible material If your heater is a manually controlled model you may use this heater as a vented product There are three reasons for operating your heater in the vented mode 1 The fireplace does not meet the clearance to combustibles re quirements for vent free operation 2 State or local codes do not permit vent free operation 3 You prefer vented operation If reasons number or 2 above apply to you you must permanently open chimney flue damper You must install the damper clamp accessory to order see Accessories page 24 This will insure vented operation see Figure 10 The damper clamp will keep damper open Installation instructions are included with clamp accessory See chart below for minimum permanent flue opening you must provide Attach damper clamp so the minimum permanent flue opening will be maintained at all times Chimney Minimum Permanent Height ft Flue Opening sq ins 6 to 15 39 sq inches 15 to 30 29 sq inches Area of Various Standard Round Flues Diameter ins Area sq ins gt 20 sq inches 6 29 sq inches 7 39 sq inches 8 51 sq inches Damper Damper W S Clamp Damper Masonry Fireplace Manufactured Fireplace Figure 10 Attaching Damper Clamp INSTALLING HEATER BASE ASSEMBLY A WARNING Do n
29. er 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 20 000 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 OOWOOO0000000 000000 OOWOVOO0000000 0000000 oo0oo0oo000000000000 0 TAPE Postage Required DESA INTERNATIONAL 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 TAPE NOTES NOTES DESA Por more inform 110398 01A WARRANTY INFORMATION KEEP THIS WARRANTY Model Serial No Date Purchased Always specify model and serial numbers when communicating with the factory We reserve the right to amend these specifications at any time without notice The only warranty applicable is our standard written warranty We make no other warranty expressed or implied LIMITED WARRANTY VENT FREE GAS LOG HEATERS DESA
30. er the following questions to register your product with DESA International 1 Where will the product be used O Living Family Room O Office Warehouse O Utility Shed Outbuilding Garage Bedroom OBathroom O Other If you bought this product yourself did you plan to purchase this type of product before going into the store O Yes O No Who selected the product O Male O Female O Both 4 What is the population of your area O Under 10 000 O 10 000 to 25 000 O 25 000 to 50 000 O 50 000 to 100 000 O 100 000 to 250 000 Over 250 000 5 What is your primary source of heat O Propane LP Gas O Fuel Oil Wood ONaturalGas 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 O Other 11 How did you learn about this product brand O Advertising O Relative or Friend Store Display O Other 12 Level of Education of Purchaser O Some High School Completed High School Completed College O Completed Graduate School 13 Age of Purchaser O Und
31. gas pipe where equipment shutoff valve was connected 3 _Pressurize supply piping system by either opening propane LP sup ply 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 4 Check all joints of gas supply piping system Apply a noncorrosive leak detection fluid to gas joints Bubbles forming show a leak 5 Correct all leaks at once Reconnect heater and equipment shutoff valve to gas supply Check reconnected fittings for leaks Test Pressures Equal To or Less Than 1 2 PSIG 3 5 kPa 1 Close equipment shutoff valve see Figure 15 2 Pressurize supply piping system by either opening propane LP sup ply 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 3 Check all joints from propane LP supply tank to equipment shutoff valve see Figure 15 Apply a noncorrosive leak de tection fluid to gas joints Bubbles forming show a leak 4 Correct all leaks at once Pressure Testing Heater Gas Connections 1 Open equipment shutoff valve see Figure 15 page 12 2 Open main gas valve located on or near gas meter for natural gas or open propane LP supply tank valve 3 Make sure control knob of heater is in the OFF position Check all joints from equipment shutoff valve to control valve see Figure 16 or 17 page 13 Apply a noncorrosive leak de tection fluid to gas jo
32. ghts to the left of the button will show AUTO ON or OFF In the ON mode the burners 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 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 5 5 minutes in the AUTO mode It will not respond immedi ately to the temperature setting being turned up or down IMPORTANT The hand held remote control unit must be near the heater Do not keep the hand held remote control unit too close to the heater The thermostat on the hand held remote control unit will heat up too quickly and turn the heater 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 heater to the OFF position Control Knob in Flame Adjustment Knob On Position Figure 25 Setting the Selector Switch Control Knob and KE PLON O s a A Flame Adjustment Knob for Remote Operation ON OFF REMOTE I Selector Switch in Remote Position Optional Remote Control Cycle between i Pilot and the Heat Setting that has been Selected d Shows Increases
33. ice 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 15 Flame Adjustment Knob Ignitor Button Selector Switch Control Knob Figure 22 Control Knob and Ignitor Button Location Shown as Supplied No Control Options 110398 01A OPERATING HEATER Continued 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 y to the ON position 10 Wait one minute and switch selector switch to the ON posi tion to light burner Note AUTO is only functional when using GWMT1 or GWMS2 optional accessories 11 Set flame adjustment knob to any level between HI and LO A CAUTION Do not try to adjust heating levels by using the equipment shutoff valve WARNING Make sure the selector switch is in the OFF position when you are away from home for long periods of time Heater will come on automatically with selector switch in the ON position Pilot Burner Pilot Burner Ignitor Ignitor Electrode Figure 23 Natural Gas Pilot Figure 24 Propane LP Gas Pilot E To TURN OFF GAs TO APPLIANCE J Shutting Off Heater 1 Turn con
34. ints Bubbles forming show a leak 5 Correct all leaks at once 6 Light heater see Operating Heater pages 14 through 16 Check all other internal joints for leaks 7 Turn off heater see To Turn Off Gas to Appliance page 15 Open Equipment Shutoff Valve Closed 110398 01A INSTALLATION Checking Gas Connections Cont Installing Logs INSTALLATION Continued Equipment Shutoff Valve pt Rear Log 2 Gas Meter Front Log 1 need Burner salle iat Control Valve Location porn Figure 16 Checking Gas Joints for Natural Gas Propane LP Supply Tank Z Equipment Shutoff Valve Grate Figure 18 Installing Front 1 and Rear 2 Logs Top Left Center Insert Log 4 spe PETES z Control Valve Location Figure 17 Checking Gas Joints for Propane LP Gas INSTALLING LOGS Top Right A WARNING Failure to position the parts in accor dance with these diagrams or failure to use only parts specifically approved with this heater may result in property damage or personal injury A CAUTION After installation and periodically there after check to ensure that no flame comes in contact with any log With the heater set to HIGH check to see aos Figure 19 Installing Center Figure 20 Installing Top Left if flames contact any log If so reposition logs ac Insert Log
35. ly a qualified service person should service and repair heater POSSIBLE CAUSE A CAUTION Never use a wire needle or similar object to clean ODS pilot This can damage ODS pilot unit REMEDY When ignitor button is pressed there is no spark at ODS pilot 1 Ignitor electrode not connected to igni tor cable 2 Ignitor cable pinched or wet 3 Piezo ignitor nut is loose 1 Reconnect ignitor cable 2 Free ignitor cable if pinched by any metal or tubing Keep ignitor cable dry 3 Tighten nut holding piezo ignitor to base panel of log set Nut is located behind base panel 4 Broken ignitor cable 4 Replace ignitor cable 5 Bad piezo ignitor 5 Replace piezo ignitor 6 Ignitor electrode broken 6 Replace pilot assembly 7 Ignitor electrode positioned wrong 7 Replace pilot assembly When ignitor button is pressed there is 1 Gas supply turned off or equipment 1 Turn on gas supply or open equipment spark at ODS pilot but no ignition shutoff valve closed 2 Control knob not in PILOT position Control knob not pressed in while in PILOT position 4 Air in gas lines when installed W n Depleted gas supply propane LP gas 6 ODS pilot is clogged 7 Gas regulator setting is not correct 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 re moved 5 Con
36. m the wall This combustible material must be 4 from the side of the fireplace cabinet see Figure 4 Note When installing your gas logs into a manufactured fire box follow firebox manufacturer s instructions for minimum clearances to combustible materials B Clearances from the top of the fireplace opening to the ceiling should not be less than 42 inches p12 4 10 2 8 4 7 5 3 2 1 4 7 8 7 16 Example INCHES FIREBOX 5 1 2 4 6 8 10 12 14 16 INCHES Minimum 16 inches from Side Wall Figure 4 Minimum Clearance for Combustible to Wall NOTICE Manual control heaters may be used as a vented product If so you must always run heater with chimney flue damper open If running heater with damper open noncombustible material above fire place opening is not needed Go to Installing Damper Clamp Accessory for Vented Operation page 10 Minimum Noncombustible Material Clearances If Not Using Mantel Note If using a mantel proceed to If Using Mantel If not using a mantel follow the information below You must have noncombustible material s above both fireplace openings Noncombustible materials such as slate marble tile etc must be at least 1 2 inch thick With sheet metal you must have noncombustible material behind it Noncombustible material must extend at least 8 up for all models If noncombustible material is less than 12
37. mation visit Wind 110398 01A INSTALLATION Mantel Clearances Floor Clearances INSTALLATION Continued MANTEL CLEARANCES In addition to meeting noncombustible material clearances you must also meet required clearances between fireplace openings and mantel shelf on each side of the fireplace If you do not meet the clearances listed in this section you will need a hood Determining Minimum Mantel Clearance If you meet minimum clearance between mantel shelf and top of fireplace opening a hood is not required see Figure 6 Determining Minimum Mantel Clearance When using a Hood If minimum clearances in Figure 6 are not met you must have a hood When using a hood there are still certain minimum mantel clearances required Follow minimum clearances shown in Figure 7 when using hood 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 NOTICE If your installation does not meet the mini mum clearances shown you must do one of the following operate the logs only with the flue damper open e raise the mantel to an acceptable height remove the mantel Mantel Shelf Underside of Mantel Shelf All minimum distances are in inches Minimum
38. nnecting it to gas piping and or fittings Natural Gas From Gas Meter 5 CSA Design Certified Equipment Shutoff Valve Pressure With 1 8 NPT Tap Propane LP Gas From External Regulator Approved Flexible Gas Hose if allowed by local codes 11 W C to 14 W C Pressure 3 Minimum pA Cap Pipe Tee Nipple Joint Sediment Trap Figure 14 Gas Connection Purchase the optional CSA design certified equipment shutoff valve from your dealer See Accessories page 24 Minimum inlet pressure for purpose of input adjustment CHECKING GAS CONNECTIONS A WARNING Test all gas piping and connections for leaks after installing or servicing Correct all leaks at once A WARNING Never use an open flame to check for a leak Apply a noncorrosive leak detection fluid to all joints Bubbles forming show a leak Correct all leaks at once A CAUTION For propane LP gas make sure exter nal regulator has been installed between propane LP supply and heater See guidelines under Connecting to Gas Supply page 11 For more information W C to 10 5 W C Pressure Testing Gas Supply Piping System Test Pressures In Excess Of 1 2 PSIG 3 5 kPa 1 Disconnect appliance 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 heater regulator 2 Cap off open end of
39. nob counterclockwise D Do not use this appliance if any part has been under water to the PILOT position Press in control knob for five 5 ER LIGHTING INSTRUCTIONS a 7 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 Ad WARNING e If fireplace has glass doors never operate this heater with glass doors closed If you operate heater with doors closed heat buildup inside fireplace will cause glass to burst Also if fireplace opening has vents at the bottom you must open the vents before operating heater Youmust operate this heater with a fireplace screen in place Make sure fireplace screen is closed before running heater NOTICE During initial operation of new heater burning logs will give off apaper burning smell Open damper or window to vent smell This will only last a few hours For more information seconds see Figure 22 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 With control knob pressed in press and release ignitor button This will light pilot The pilot is attached to the front burner If needed keep pressing ignitor button until pilot lights Note If pilot does not stay lit contact a qualified serv
40. ocal codes in some areas prohibit the use of vent free heaters This heater may also be operated as a vented decorative product ANSI Z21 60 by opening flue damper non thermostat operation only APPLICATION These multisided logs are designed to be equally beautiful when viewed from any angle They are designed specifically for use in see through peninsula and island fireboxes with multiple openings You may also install this log heater in a standard firebox SAFETY PILOT This heater 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 shuts off the heater if there is not enough fresh air PIEZO IGNITION SYSTEM This heater has a piezo ignitor This system requires no matches batteries or other sources to light heater REMOTE CONTROL ACCESSORIES 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 page 24 NOTE The wall thermostat or hand held thermostat may not be used where vented decorative listing is required AIR FOR COMBUSTION AND VENTILATION A WARNING This heater shall not be installed ina confined space or unusually tight construction un less provisions are provided for adequate combus tion and ventilation air Read the following instruc tions to insur
41. oduct Identification DESA LOCAL CODES UNPACKING PRODUCT FEATURES REMOTE CONTROL ACCESSORIES AIR FOR COMBUSTION AND VENTILATION LOCAL CODES Install and use heater 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 WARNING Do not remove the data plates from the grate assembly The data plates contain impor tant product information 1 Remove logs and heater base assembly from carton Note Do not pick up heater base assembly by the burner This could damage heater Always handle base assembly by grate 2 Remove all protective packaging applied to logs and heater for shipment 3 Check all items for any shipping damage If damaged promptly inform dealer where you bought heater PRODUCT FEATURES OPERATION This heater is clean burning It requires no outside venting There is no heat loss out a vent orup a chimney Heat is generated by realistic dancing yellow flames This heater is designed for vent free opera tion with flue damper closed It has been tested and approved to ANSI Z21 11 2 standard for unvented heaters State and l
42. old depending upon the amount of space to be heated the output of the central heating system etc For wall thermostat operation follow instructions supplied with thermostat accessory GWMT1 For wall switch operation follow instructions supplied with GWMS2 NOTICE You must light the pilot before using the hand held remote control unit See Lighting Instruc tions on page 14 1 After lighting let pilot flame burn for about one minute Turn control knob to ON position Adjust flame adjust ment knob anywhere between HI and LO Slide the selec tor switch to the REMOTE position 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 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 DESA OPERATING HEATER Optional Remote Operation Cont INSPECTING BURNERS Pilot Flame Pattern Burner Flame Pattern OPERATING HEATER Continued GHRCTA Series Operation 2b Press the AUTO ON OFF button on the hand held remote control see Figure 26 The li
43. om 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 National 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
44. on 1 Clean burner see Cleaning and Mainte nance page 17 or replace burner orifice 2 Contact local natural or propane LP gas company 3 Reconnect leads see Wiring Diagram page 21 4 Replace battery in transmitter and re ceiver Delayed ignition burner 1 Manifold pressure is too low 2 Burner orifice clogged 1 Contact local natural or propane LP gas company 2 Clean burner see Cleaning and Mainte nance page 17 or replace burner orifice Burner backfiring during combustion 1 Burner orifice is clogged or damaged Damaged burner Gas regulator defective Ww N 1 Clean burner see Cleaning and Mainte nance page 17 or replace burner orifice Replace damaged burner Replace gas control WN Slight smoke or odor during initial operation 1 Not enough air Gas regulator defective Residues from manufacturing processes and logs curing WN 1 Check burner for dirt and debris If found clean burner see Cleaning and Maintenance page 17 Replace gas control Problem will stop after a few hours of operation WN Moisture condensation noticed on windows 1 Not enough combustion Vventilation air 1 Refer to Air for Combustion and Venti lation requirements page 4 Heater produces a whistling noise when burner is lit 1 Turning control knob to HI position when burner is cold 2 Air in gas line 3 Air passageways on heater blocked 4 Dirty or partially
45. ot remove the data plates at tached to the heater base assembly The data plates contain important warranty and safety information A WARNING You must secure this heater to fire place floor If not heater will move when you adjust controls Moving heater may cause a gas leak A WARNING If installing in a sunken fireplace special care is needed You must raise the fireplace floor to allow access to heater control panel This will insure adequate air flow and guard against sooting and con trols being damaged Raise fireplace floor with non combustible material Make sure material is secure A CAUTION Do not pick up heater base assembly by the burner This could damage heater Only handle base assembly by grates IMPORTANT Make sure the heater burner is level If heater is not level heater will not work properly Installation Items Needed e hardware package provided with heater e approved flexible gas hose not provided if allowed by local codes e sealant resistant to propane LP gas not provided e electric drill with 3 16 drill bit metal or masonry as applicable e flathead screwdriver 1 Apply pipe joint sealant lightly to male NPT threads of the fitting to be threaded into gas control Connect approved flex ible gas hose to gas control fitting in heater see Figure 11 IMPORTANT Hold gas fitting with wrench when connect ing flexible gas hose Locate two masonry screws in hardware
46. p Locate NPT tap within reach for test gauge hook up NPT tap must be upstream from heater see Figure 14 page 12 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 heater valves A WARNING Use pipe joint sealant that is resistant to liquid petroleum LP gas Propane LP Supply Tank External Regulator Vent Pointing Down Figure 13 External Regulator With Vent Pointing Down propane LP gas only DESA INSTALLATION Connecting To Gas Supply Cont Checking Gas Connections INSTALLATION Continued We recommend that you install sediment trap in supply line as shown in Figure 14 Locate sediment trap where it is within reach for cleaning Install in piping system between fuel supply and heater Locate sediment trap where trapped matter is not likely to freeze A sediment trap traps moisture and contaminants This keeps them from going into heater controls If sediment trap is not installed or is installed wrong heater may not run properly A CAUTION Avoid damage to control Hold fitting with wrench when co
47. prop erty damage personal injury or loss of life AX WARNING Damper handle will be hot if heater A This appliance has a pilot which must be lighted by hand has been running When lighting the pilot follow these instructions exactly F B BEFORE LIGHTING smell all around the appliance area SEO EE Reng HIC SAL Mio nadon coli 1 for gas Be sure to smell next to the floor because some gas 2 Make sure equipment shutoff valve is fully open is heavier than air and will settle on the floor 3 Set switch in OFF position WHAT TO DO IF YOU SMELL GAS Agee OTEN any appliance h AX WARNING Burner will come on automatically mene ian electric switch do not use any phone within one minute when the selector switch is in the N ition after the pilot is lit e Immediately call your gas supplier from a neighbor s ON position anere p phone Follow the gas supplier s instructions i If you cannot reach your gas supplier call the fire de Cai control knob clockwise to the partment eae C Use only your hand to push in or turn the gas control knob se inset d nee ie ibe ood eel ee SLOP VEL Never use topis 1 me knop an pusi pars pie by low B in the safety information column 1 It ou don t hand don t try to repair it call a qualified service techni i th y tst g sae cian Ms gas supplier Force or attempted repair may result gas p Z os PE in a fire or explosion ress In and turn control K
48. r clothing ignition Heater will remain hot for a time after shutdown Allow surface to cool before touching Carefully supervise young children when they are in the room with heater When using the hand held remote accessory keep selector switch in the OFF position to prevent children from turning on burners with remote You must operate this heater with a fireplace screen in place Make sure fireplace screen is closed before running heater For more information visit ww 110398 01A SAFETY INFORMATION PRODUCT IDENTIFICATION 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 Do not place propane LP supply tank s inside any structure Locate propane LP supply tank s outdoors 3 To prevent performance problems the use of a propane LP tank of less than 100 Ibs capacity is not recommended 4 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 5 This heater shall not be inst
49. rior to each heating season Blocked air holes will create soot We recommend that you clean the unit every three months during operation and have heater inspected yearly by a qualified service person We also recommend that you keep the burner tube and pilot assembly clean and free of dust and dirt To clean these parts we recommend using compressed air no greater than 30 PSI Your local computer store hardware store or home center may carry compressed air in a can You can use a vacuum cleaner in the blow position If using compressed air in a can please follow the directions on the can If you don t follow directions on the can you could damage the pilot assembly 1 Shut off the unit including the pilot Allow the unit to cool for at least thirty minutes For mors Tiree 110398 01A lation visit www desatech com Logs Main Burner 2 Inspect burner pilot and primary air inlet holes on injector holder for dust and dirt see Figure 31 3 Blow air through the ports slots and holes in the burner 4 Check the injector holder located at the end of the burner tube again Remove any large particles of dust dirt lint or pet hair with a soft cloth or vacuum cleaner nozzle 5 Blow air into the primary air holes on the injector holder 6 Incase any large clumps of dust have now been pushed into the burner repeat steps 3 and 4 Clean the pilot assembly also A yellow tip on the pilot flame indicates dust and dirt in th
50. tact local propane LP gas company 6 Clean ODS pilot see Cleaning and Maintenance page 17 or replace ODS pilot assembly 7 Replace gas control ODS pilot lights but flame goes out when control knob is released 1 Control knob not fully pressed in 2 Control knob not pressed in long enough W Equipment shutoff valve not fully open 4 Pilot flame not touching thermocouple which allows thermocouple to cool causing pilot flame to go out This prob lem could be caused by one or both of the following A Low gas pressure B Dirty or partially clogged ODS pilot 5 Thermocouple connection loose at con trol valve Thermocouple damaged Control valve damaged sD For more information visit WwW 1 Press in control knob fully 2 After ODS pilot lights keep control knob pressed in 30 seconds 3 Fully open equipment shutoff valve 4 A Contact local natural or propane LP gas company B Clean ODS pilot see Cleaning and Maintenance page 17 or replace ODS pilot assembly 5 Hand tighten until snug then tighten 1 4 turn more 6 Replace pilot assembly 7 Replace control valve 110398 01A TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE TROUBLESHOOTING REMEDY Burner does not light after ODS pilot is lit 1 Burner orifice clogged 2 Inlet gas pressure is too low 3 Thermopile leads disconnected or im properly connected 4 Burners will not come on in remote positi
51. ting selected WALL MOUNT ON OFF SWITCH GWMS2 Not Shown For all models Allows the gas log heater to be turned on and off with a wall switch DAMPER CLAMP GA6080 Not Shown Permanently opens chimney flue damper for vented operation Can be used only with non thermostat accessories 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 INFORMATION VIDEO 108917 01 For all models A care and maintenance video is available by calling 1 866 672 6040 For more information visit www ede 110398 01A 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 0 9 digit number located on product or identification tag First Name Last Name Address City State Zip Country Home Phone __ E Mail Please answ
52. trol knob clockwise AX 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 prevent draining 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 1 Turn control knob clockwise 7 N tothe PILOT position 2 Use remote control manual OFF button 3 Set selector switch in the OFF position Ror mora Information visit www desatech com 110398 01A OPERATING HEATER Lighting Instructions Cont To Turn Off Gas To Appliance Manual Lighting Procedure Optional Remote Operation B MANUAL LIGHTING PRocEDURE J 1 Follow steps 1 through 6 under Lighting Instructions page 14 2 Depress control knob and light pilot with match 3 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob Now follow steps 9 through 11 column 1 B OPTIONAL REMOTE OPERATION J Note All remote control accessories must be purchased sepa rately see Accessories page 24 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 househ
53. urning appliances in the space Vent free heater Btu Hr Gas water heater Btu Hr Gas furnace Btu Hr Vented gas heater Btu Hr Gas fireplace logs Btu Hr Other gas appliances Btu Hr Total Btu Hr Do not include direct vent gas appliances Direct vent draws com bustion air from the outdoors and vents to the outdoors Example Gas water heater _ 40 000 _ __Btu Hr Vent free heater 33 000 Btu Hr Total 73 000 Btu Hr 4 Compare the maximum Btu Hr the space can support with the actual amount of Btu Hr used Btu Hr maximum the space can support Btu Hr actual amount of Btu Hr used Example 51 200 Btu Hr maximum the space can support 73 000 Btu Hr actual amount of Btu Hr used The space in the above 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 additional fresh air See next page for your options DESA AIR FOR COMBUSTION AND VENTILATION Determining Fresh Air Flow For Heater Location Cont Ventilation AIR FOR COMBUSTION AND VENTILATION Continued 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 below B Vent room directly to the outdoors See Ventilation Air From Out doors C Install a lower Btu Hr heater if lower Btu Hr size makes ro
54. y 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 6x10 kg per pa sec m or less with openings gasketed or sealed and b weather stripping has been added on openable win dows and doors and c caulking or sealants are applied to areas such as joints around window and door frames between sole plates and floors between wall ceiling joints between wall panels at penetrations for plumbing electrical and gas lines and at other openings If your home meets all of the three criteria above you must provide additional fresh air See Ventilation Air From Outdoors page 6 If your home does not meet all of the three criteria above proceed to Determining Fresh Air Flow For Heater Loca tion column 2 Confined and Unconfined Space The National Fuel Gas Code ANSI Z223 1 NFPA 54 defines a confined space as a space whose volume is less than 50 cubic feet per 1 000 Btu per hour 4 8 m per kw of 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
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