Desa HCA-18-RFN User's Manual
Contents
1. 115481 01A www desatech com 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 FIREBOX DESA 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 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 un2. Keep the appliance area clear and free from combustible ma terials gasoline and other flam mable vapors and liquids 115481 01A www desatech com SAFETY INFORMATION Continued Children and adults should be alerted to the hazard of high tem perature and should stay away to avoid burns or clothing ignition uy This appliance as supplied is only for use with the type of gas indicated on the rating plate This appliance is not convertible for use with other gases Do not place propane LP supply tank s in side the structure Locate propane LP supply tank s outdoors propane LP units only If you smell gas shut off gas supply do not try to light any appliance do not touch any electrical switch do not use any phone in your building immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions if you cannot reach your gas supplier call the fire department Never install the log set in a recreational vehicle where curtains furniture clothing or other flammable objects are less than 42 inches from the front top or sides of the log set e in high traffic areas in windy or drafty areas 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 ignite if highly heated Inspect chimney flue
3. 16 Operating Appliance ACCESS OMICS ARE 18 Inspecting Burners esee Warranty Information Back Page Cleaning and Maintenance 12 2 www desatech com 115481 01A SAFETY INFORMATION A WARNING This product con tains and or generates chemicals known to the State of California to cause cancer or birth defects or other reproductive harm AX WARNING This appliance is equipped for natural or pro pane LP gas Field conversion is not permitted AX WARNING Keep flue open when operating unit WARNING Do notallowfans to blow directly into the fireplace Avoid any drafts that alter burner flame patterns IMPORTANT Read this owner s manual carefully and completely before trying toassemble operate orservice this log set Improperuse of this log set can cause serious injury or death from burns fire explosion electrical shock and carbon monoxide poisoning A WARNING Installed decora tive glass door enclosures must be fully opened when operating this gas appliance A DANGER Carbon monoxide poisoning may lead to death Due to high temperatures the appliance should be located out of traffic and away from furniture and draperies Carbon Monoxide Poisoning Early signs of carbon monoxide poisoning resemble the flu with head aches dizziness or nausea If you have t
4. A POWER SUPPLY PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED Figure 16 Millivolt System Wiring Diagram 115481 01A www desatech com 15 ILLUSTRATED PARTS BREAKDOWN HCA 24 RFN HCA 24 RFP HCA 18 RFN HCA 18 RFP HCM 24 RFN HCM 24 RFP HCM 18 RFN HCM 18 RFP HKE 24 RFN HKE 24 RFP HKE 18 RFN HKE 18 RFP 16 www desatech com 115481 01A PARTS LIST This list contains replaceable parts used in your heater When ordering parts follow the instructions listed under Replacement Parts on page 12 of this manual PART NUMBER HCA 24 RFN HCA 24 RFP HCA 18 RFN HCA 18 RFP KEY HCM 24 RFN HCM 24 RFP HCM 18 RFN HCM 18 RFP NO HKE 24 RFN HKE 24 RFP HKE 18 RFN HKE 18 RFP DESCRIPTION 111814 01 111814 02 111814 01 111814 02 Gas Valve 115453 01 115453 01 115453 01 115453 01 Valve Pilot Bracket 115457 01 115457 01 115458 01 115458 01 Log Burner 111815 01 111815 01 111815 01 111815 01 Transmitter Remote 111809 01 111809 02 111809 01 111809 02 Pilot 115490 01 115490 02 115490 03 115490 04 Orifice 115449 01 115449 01 115448 01 115448 01 Grate 104489 01 104489 01 104489 01 104489 01 Gasket 115491 01 115492 01 115492 01 115493 01 Air Shutter 115454 01 115454 01 115454 01 115454 02 Venturi 115452 01 115452 01 115452 01 115452 01 Valve Bracket 115488 01 115488 01 115488 01 115488 01 Tube 14396 14396 14396 14396 Adapter Valve 115489 01 115489 01 115489 01 115489 01 Adapter Orifice
5. Design Q n mi on Fire VENTED DECORATIVE GAS LOG HEATER OWNER S OPERATION AND INSTALLATION MANUAL We recommend that our products be installed and serviced by professionals who are certified i in the U S by NFI HARDWOOD ORIGINAL CALIFORNIA MAPLE KENTUCKY ELM HCA 18 RFN HCM 18 RFN HKE 18 RFN HCA 24 RFN HCM 24 RFN HKE 24 RFN HCA 18 RFP HCM 18 RFP HKE 18 RFP HCA 24 RFP HCM 24 RFP HKE 24 RFP WARNING If the information in this manual is not fol lowed exactly a fire or explosion may result causing property damage personal injury or loss of life Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service must be performed by a quali fied installer service agency or the gas supplier Save this manual for future reference For more information visit www desatech com WARNING Improper installation adjustment altera tion service or maintenance can cause injury or prop erty damage Refer to this manual for correct installation and operational procedures For assistance or addi tional information consult a qu
6. trigger the ignitor button again Tf pilot lights an improper gas mixture caused the bad lighting and a longer purge period is recommended If pilot will not light check gap at electrode and pilot gap should be 1 8 to have a strong spark If gap measures 1 8 replace pilot 3 Gas supply pressure errant 3 Check inlet gas pressure It should be within the limits as marked on the rating plate 4 Pilot orifice plugged 4 Clean or replace pilot orifice Pilot will not stay lit after care 1 Defective pilot generator 1 Check pilot flame it must fully following the lighting thermocouple impinge on thermocouple instructions see Figure 13 page 11 Clean and or adjust pilot for maximum flame impingement on thermocouple Ensure that the connection between the valve and thermocouple are tight and secure 115481 01A www desatech com 13 OBSERVED PROBLEM Pilot burning no gas to burner valve knob ON wall switch ON TROUBLESHOOTING Continued POSSIBLE CAUSE 1 Wall switch or defective wires 2 Thermopile may not be generating sufficient mil livoltage 3 Plugged burner orifice REMEDY 1 2 Check wall switch and wires for proper connections Jump er wire across terminals at wall switch If burner comes on replace defective wall switch If okay jumper wires across wall switch wires at valve If burner comes on wires are faulty or connections are bad Check thermopile with mil livolt
7. ember bed glowing red orange in color Kentucky Elm Log Set Figure 14 Log Sets with Flame Patterns 115481 01A www desatech com 11 CLEANING AND MAINTENANCE AX WARNING Turn off the ap pliance and allow to cool before cleaning A CAUTION You must keep control areas burners and circulating air passageways of fireplace clean Inspect these areas of fireplace before each use Have fireplace and chimney if applicable inspected yearly by a qualified service person Fireplace may need more fre quent cleaning due to excessive lint from carpeting bedding material etc Only limited cleaning will be required under nor mal use of this appliance Dust the front grate and top of receiver valve Do not use cleaning fluids to clean logs or any other part of the appliance If after a period of use the flames start to exhibit unusual shapes and behavior or the burner fails to ignite smoothly then the burner holes may require some cleaning If this happens we recommend that you contact your nearest authorized service technician to get the appliance serviced TRANSMITTER If the battery light is on or the display is blank you will need to replace the three AAA batteries in transmitter remoter To change batteries in the transmitter remote slide the battery compartment door off to expose old batteries Place new batteries into housing and reattach door See Figure 15 Figure 15 Bottom of Tra
8. for damage If dam aged repair flue before operating appliance If fireplace has glass doors never operate 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 To reduce the creation of soot follow the instruc tions in Cleaning and Maintenance page 12 Do not run heater where flammable liquids or vapors are used or stored under dusty conditions Do not burn solid fuel in the fireplace after installing the log set Do not use this log set to cook food or burn paper or other objects www desatech com e 0 Log set becomes very hot when in use Keep children and adults away from hot surface to avoid burns or clothing ignition Log set 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 the log set Do not use heater if any part has been exposed to or under water Immediately call a qualified service technician to inspect the room heater and to replace any part of the control system and any gas control which has been under water Turn log set off and let cool before servicing installing or repairing Only a qualified service person should install service or repair log set Provide adequate clearances around air openings LOCAL CODES In
9. meter Take reading at thermopile terminals of gas valve It should read 325 mil livolts minimum with optional wall switch OFF Replace faulty thermopile if reading is below specified minimum Check burner orifice for stop page and remove Frequent pilot burner outage problem 1 Pilot flame may be too low or blowing high causing the pilot valve safety to drop out 1 Clean and or adjust pilot flame for maximum flame impinge ment on thermocouple see Figure 13 page 11 www desatech com 115481 01A SPECIFICATIONS HCA 24 RFN HCA 24 RFP HCA 18 RFN HCA 18 RFP HCM 24 RFN HCM 24 RFP X HCM 18 RFN HCM 18 RFP HKE 24 RFN HKE 24 RFP HKE 18 RFN HKE 18 RFP Btu Variable 45 000 67 000 43 000 65 000 41 000 56 000 42 000 5 1 000 Type Gas Ignition Natural Gas Only Propane LP Only Natural Gas Only Propane LP Only Piezo Piezo Piezo Piezo Manifold Pressure 3 5 1 6 W C 10 6 3 W C 3 5 1 6 W C 10 63 W C Inlet Gas Pressure in of water Maximum 10 5 W C 13 W C 10 5 W C 13 W C Minimum 5 0 W C 11 W C 5 0 W C 11 WC Valve Operation RF Millivolt RF Millivolt RF Millivolt RF Millivolt Orifice Size 21 42 28 45 For purpose of input adjustment WIRING DIAGRAM REMOTE CONTROL MILLIVOLT vil Pilot B Burner Outlet Inlet Piezo Assembly Pressure Pressure Tap Local and Gas Control Thermopile Remote Switch Knob Pilot Leadwires Adjustment Screw
10. 115450 01 115450 01 115451 01 115451 01 Burner Plate 115456 01 115456 01 115456 01 115456 01 Log Support Plate 114394 01 114394 01 114394 01 114394 01 Pilot Shield ANOAARWNH 111288 02 111288 02 111288 02 111288 02 Flex Gas Line 112363 01 112363 01 112363 01 112363 01 Ember Chunk Kit 1 3 Pieces 112364 01 112364 01 112364 01 112364 01 Ember Chunk Kit 2 2 Pieces 112799 01 112799 01 112799 01 112799 01 Ember Flakes Kit GA6060 GA6060 GA6060 GA6060 Lava Rock LOG SET ASSEMBLIES MODELS PART NO HCA 24 RFN P 115474 01 HCM 24 RFN P 115471 01 HKE 24 RFN P 115473 01 HCA 18 RFN P 115469 01 HCM 18 RFN P 115470 01 HKE 18 RFN P 115472 01 115481 01A www desatech com 17 ACCESSORIES Purchase these appliances from your local dealer If they can not supply these accessories call DESA at 1 866 672 6040 for referral informatioin You can also write to the address listed on the back page of this manual EQUIPMENT SHUTOFF VALVE GA5010 Equipment shutoff valve with 1 8 NPT tap Fits 1 2 pipe FIREPLACE HOOD Black GA6050 Brass GA6052 Antique Brss GA6053 Helps deflect heat away from mantel or wall ab ove fireplace Fits opening 28 to 4 wide DAMPER CLAMP GA6080 Not Shown Permanently opens chimney flue damper for vented operation LAVA ROCK GA6060 Not Shown Order when additional rock is desired 1 8 Ib bag 18 www desatech com 115481 01A NOTES
11. 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 AX WARNING Use pipe joint sealant that is resistant to liquid petroleum LP gas Install a 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 Approved Flexible Gas Hose If CSA Design Certified allowed by local Equipment Shutoff Valve codes with 1 8 NPT Tap Q QM Natural From Gas Meter 5 W C to 10 5 W C A Pressure Propane LP Pipe Cap Tee From External Nipple Joint Regulator 11 W C to 14 W C Pressure Figure 4 Gas Connection Purchase the optional CSA design certified shutoff valve from your dealer See Accessories page 18 3 Minimum Minimum inlet pressure for purpose of input adjustment CHECKING GAS CONNECTIONS AR WARNING Testall gas piping and connections for leaks after installing or servicing Correct all leaks at once AX WARNING Never use an open flame to check for a leak Apply anoncorrosive leak detec tion fluid to all joints Bubbles forming show a leak Co
12. alified installer service agency or the gas supplier WARNING This appliance is for installation only in a solid fuel burning masonry or UL127 factory built fireplace constructed of noncombstible material and connected to a working flue See page 6 for minimum flue opening WARNING This is a gas fired heater It uses air oxy gen from the room in which it is installed Provisions for adequate combustion and ventilation air must be provided Refer to the National Fuel Gas Codes ANSI Z233 1 NFPA 54 Section 5 3 Air for Combustion and Ventilation This appliance may be installed in an aftermarket per manently located manufactured mobile home where not prohibited by local codes This appliance is only for use with the type of gas indi cated on the rating plate This appliance is not convert ible for use with other gases Aftermarket Completion of sale not for purpose of resale from the manufacturer State of Massachusetts The installation must be made by a licensed plumber or gas fitter in the Commonwealth of Massachusetts TABLE OF CONTENTS Safety Information doblan ciere tiun 3 Technical Service eine eee 12 Product Identification 4 Replacement Parts Local Codes Troubleshooting i223 Unpacking Specifications za 15 General Information Wiritig Diagrami es e eeoreceer setae or eee 15 ciu f Illustrated Parts Breakdown and Parts List
13. 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 3 Pointing the vent down protects it from freezing rain or sleet h WARNING Connecting directly to an unregulated pro pane LP tank may cause an explosion External Propane LP Regulator Supply Tank Vent Pointing Down Figure 3 External Regulator with Vent Pointing Down 6 www desatech com 115481 01A INSTALLATION Continued The appliance gas inlet connection is 3 8 NPT at the regulator located at the rear of the appliance IMPORTANT Hold appliance regulator with a wrench to prevent movement when connecting to inlet piping A CAUTION Use only new black iron or steel pipe Inter nally tinned copper tubing may be used in certain areas Check your local codes Use pipe of 1 2 diameter or greater to allow proper gas volume to 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 tap Locate NPT tap within reach for test gauge hook up NPT tap must be upstream from log set see Figure 4 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
14. correct gas type natural or propane LP for your unit If your gas supply is not correct do not instal in fireplace Call dealer where you bought the appliance for proper type of appliance AX WARNING This appliance is equipped for natural or pro pane LP gas Field conversion is not permitted FLUE OPENING SPECIFICATIONS Note This vented appliance must be installed only in a solid fuel burning fireplace with a working flue and constructed of noncombustible material The fireplace chimney must have a permanent vent opening to outside of not less than 29 square inches or as determined from manufacturer s installation instructions LOG SIZING REQUIREMENTS MINIMUM FIREBOX SIZE LOG FRONT REAR SIZE HEIGHT DEPTH WIDTH WIDTH 18 14 16 30 20 24 18 18 34 24 www desatech com INSTALLATION Continued VENTING SPECIFICATIONS FOR INSTALLATION The fireplace chimney flue and vent must be draft ing properly To check the vent for proper drafting Light a tightly rolled newspaper on one end and place it at the inside front edge of the fireplace Observe the smoke and be sure the vent is properly drawing it up the chimney If the smoke spills out into the room extinguish the flame and remove any obstruction until proper venting is achieved The chimney flue damper must be fixed open to provide a minimum of 29 square inch flue opein ing at all times during operation of the lo
15. d base of unit making sure the burner ports and valve access are not blocked see Figure 8 page 9 Retain a small amount of lava rock to be used in step 4 page 9 2 Place ember material around front and sides of unit close to but NOT on the burner see Figure 9 page 9 Embers will glow when heated to enhance the realistic look of your log set 8 www desatech com 115481 01A INSTALLATION Continued 3 Place fiber log pieces randomly on lava rock and ember material around unit see Figure 10 4 Use remaining lava rock to blend the floor media together Your finished effect should resemble Figure 11 A WARNING Failure to posi tion the floor media as shown in Figures 8 through 11 or failure OPERATING APPLIANCE to use ou T pans 7 To cal ly The RF Millivolt valve control used on these appli approve wit this appliance ances allows you to turn the gas log set on or off use may result n property damage a timer to automatically operate the log set increase or personal injury or decrease flame height fan speed or timing An easy to read display gives you information about room temperature set temperature flame height level fan speed level and a countdown timer as well as a low battery indication Figure 12 shows the location of the controls and indicators for the transmitter remote and the receiver valve Figure 11 Floor Media Kits Installed Note Fan operations are not applicable to thes
16. d by the receiver valve these are not error codes 7 Confirm stepper motor connection exists 8 Replace valve Failure codes can occur anytime after the pilot burner is lit Failure code timing is 1 4 second 5 Confirm fan connection on 1 2 second off exists and works Sequence is failure code followed by LED not 3 Replace thermopiles blinking for four seconds 2 Devicetoohot Turnonfan In the event of multiple failure codes the next orifapplicable open glass failure code follows the previous failure code by doors approximately 3 seconds 1 short blink Normal operation LED Failure Codes and Service Action WARNING Turn offand unplug heater and let cool before servicing Only a qualified service person should service and repair heater IMPORTANT Valve system troubleshooting should only be accom plished by a qualified service technician Note Before troubleshooting the gas control system be sure external gas shut off valve located at gas supply inlet is in the ON position OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Spark ignitor will not light pilot 1 Defective ignitor no spark 1 Check for spark at electrode after repeated triggering of ig at electrode and pilot if no spark and nitor button electrode wire is properly connected replace ignitor 2 Defective or misaligned 2 Using a match light pilot If electrode at pilot spark at pilot lights turn off pilot and electrode
17. e Hardwood Series TRANSMITTER REMOTE Display Mode Button Timer Button Oz Up Arrow 69 Me Down Arrow Ee RECEIVER VALVE Piezo Manual PilotStat Switch Knob Figure 12 RF Millivolt Valve Controls with Transmitter Remote Figure 10 Placing Fiber Log Pieces 115481 01A www desatech com 9 OPERATING HEATER Continued FOR YOUR SAFETY READ BEFORE LIGHTING AX WARNING Keep flue open when operating unit L WARNING If you do not fol low these instructions exactly a fire or explosion may result causing property damage per sonal injury or loss of life A This appliance has a pilot which must be lighted with a piezo ignitor When lightning the pilot follow these instructions exactly B BEFORELIGHTING smell all around the appliance area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electric switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department C Use only your hand to push in or turn gas control knob Never use tools If the knob will not push in or turn by hand do not try to repair it call a qualified technician Force or att
18. e of matches or bat teries and permits operation of the heater during a power outage These log sets come with a Floor Media Kit in cluded This kit is used to blend the floor and the log set together for a more natural look INSTALLATION Ay WARNING A qualified ser vice person must install heater Follow all local codes A WARNING Before installing in a solid fuel burning fireplace the chimney flue and firebox must be cleaned of soot creo sote ashes and loose paint by a qualified chimney cleaner Creo sote will ignite if highly heated A dirty chimney flue may create and distribute soot within the house Inspect chimney flue for damage If damaged repair flue damper before operating appliance 115481 01A AX 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 to bacco smoke aromatic candles cleaning fluids oil or kerosene lamps etc in the air exist may discolor walls or cause odors AX WARNING Special care is required if you are installing the unit into a sunken fireplace You must raise the fireplace floor to allow access to gas log controls This will insure adequate air flow and guard against sooting Raise the fireplace floor using noncombustible material CHECK GAS TYPE Use the
19. empted repair may result in a fire D Do not use this appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water LIGHTING ERE INSTRUCTIONS HERD NOTICE During initial operation the appliance will emit a slight odor for an hour or two This is due to the burn in of the inter nal paints and lubricants used in manufacturing For the first few hours operate the appliance with doors and windows open to encourage dissipation of odor STOP Read the safety information col umn 1 Make sure equipment shutoff valve is fully open Set switch in the Local position Wait five 5 minutes to clear out any gas If you then smell gas STOP Follow the safety information above If you don t smell gas go on to the next step Turn PilotStat knob to PILOT Push in on PilotStat knob and press Piezo button DH until the pilot is lit Continue to hold PilotStat knob in until LED blinks one brief blink every two seconds then release knob Note You will need to hold the knob in for about one minute Turn PilotStat knob to ON See Figure 12 page 9 h WARNING Moving the Lo cal Remote switch can cause the main burner to come on immediately Stand away from the main burner when moving the local remote switch to avoid possible injury www desatech co
20. g set A damper clamp can be used to secure the damper see Accessories page 18 See the National Fuel Gas Code ANSI Z223 1 NFPA 54 Section 6 6 for details about minimum flue size INSTALLING DAMPER CLAMP Secure the damper stop clam to the edge of the damper as shown in Figure 2 If for any reason this clamp doesn t work on your fireplace another suit able clamp or permanent stop must be iinstalled or the damper blade must be cut or removed Damper Clamp mf A Damper Damper Clamp Damper NS y Masonry Manufactured Fireplace Fireplace Figure 2 Attaching Damper Clamp PLACEMENT OF APPLIANCE Center the appliance in the fireplace Make certain the grate front feet sit inside the front edge of the fireplace and that there is adequate clearance around the appliance for access and operation CONNECTING TO GAS SUPPLY WARNING A qualified service person mustconnect heaterto gas supply Follow all local codes Installation Items Needed Before installing heater make sure you have the items listed below external regulator propane LP models only piping check local codes sealant resistant to propane LP gas equipment shutoff valve test gauge connection sediment trap tee joint pipe wrench For propane LP units the installer must supply an external regulator The external regulator will reduce incoming gas pressure You must reduce in
21. hese signs the log set may not be working properly Get fresh air at once Have log set 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 amp LP Gas Natural amp LP gas are odorless An odor making agent is added to the gas The odor helps you detect a gas leak However the odor added to the gas can fade Gas may be present even though no odor exists Make certain you read and understand all warnings Keep this manual for reference It is your guide to safe and proper operation of this log set Ay WARNING Any change to this log set or its controls can be dangerous Do not place clothing or other flammable material on or near the appliance Never place any objects on the heater Heater assembly becomes very hot when running heater Keep children and adults away from hot surface to avoid burns or clothing ignition Heater will remain hot for a time after shutdown Allow surface to cool before touching Carefully supervise young chil dren when they are in the room with appliance You must operate this heater with a fireplace screen in place Make sure fireplace screen is closed before running heater AR WARNING Do notuse a blow erinsert heatexchangerinsertor other accessory not approved for use with this appliance
22. it 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 As with all concrete liners this liner may develop slight cracks when exposed to heat This cracking is considered normal Travel diagnostic cost labor transportation and any and all such other costs related to repairing a defective heater will be the responsibility of the owner TO THE FULL EXTENT ALLOWED BY THE LAW OF THE JURISDICTION THAT GOVERNS THE SALE OF THE PRODUCT THIS EXPRESS WARRANTY EXCLUDES ANY AND ALL OTHER EXPRESSED WARRAN TIES AND LIMITS THE DURATION OFANY AND ALLIMPLIED 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 S LIABILITY IS HEREBY LIMITED TO THE PURCHASE PRICE OF THE PRODUCT AND DESA 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 infor
23. m USING TRANSMITTER REMOTE Move switch to REMOTE position see Figure 12 page 9 Press FAN or FLAME key within 30 seconds Make sure LED turns on for one second 115481 01A OPERATING HEATER Continued 4 Press MODE button until mode shows in display window of transmitter remote Press up or down key to change set temperature 5 To set delay timer press TIMER button followed by either the up or down Key 6 To change the flame height press the MODE button until mode is ON Press the FLAME button and press the up or down arrow key 7 To change between Fahrenheit and Celsius press the up and down arrow keys at the same time and hold for at least three seconds mE TO TURN OFF GAS TO APPLIANCE Shut Off Main Burner Using Remote Press MODE button until mode is OFF Pilot stays lit Shut Off Main Burner Without Remote Turn PilotStat knob to PILOT Pilot stays lit Shut Off Main Burner and Pilot Turn PilotStat knob to OFF A CAUTION During normal shutdown of this unit a flash may be observed due to the na ture of the burner components Remain clear of the unit during the shutdown process INSPECTING BURNERS Check pilot flame pattern and burner flame pat terns often Flames from the pilot should always be present when the appliance is in operation see Figure 13 The flame should look similar to those in Figure 14 The flames should look random in appearance with the
24. mation about this warranty write OE S A 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 www desatech com 115481 01 Rev A NOT A UPC 02 05
25. nsmitter Showing Battery Compartment and Door TECHNICAL SERVICE You may have further questions about installation operation or troubleshooting If so contact DESA 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 s technical services web site at 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 s Technical Service Department at 1 866 672 6040 When calling DESA have ready your name and address model and serial numbers of your log set how log set was malfunctioning type of gas used propane LP or natural gas purchase date Usually we will ask you to return the part to the factory PARTS NOT UNDER WARRANTY Contact authorized dealers of this product If they can t supply original replacement part s call DESA at 1 866 672 6040 for referral information When calling DESA have ready model number of your log set the replacement part number 12 www desatech com 115481 01A TROUBLESHOOTING ra Note In normal operation LED blinks once No of Blinks Service Action every two seconds also LED will be on for one second after every valid command receive
26. rrect all leaks at once PRESSURE TESTING GAS SUPPLY PIPING SYSTEM Test Pressures In Excess Of 1 2 PSIG A 5 kPa Disconnect appliance with its appliance main gas valve control valve and equipment shutoff valve from gas supply piping system Pressures in excess of 1 2 psig will damage heater regulator 2 Cap off open end of gas pipe where equipment shutoff valve was connected 3 Pressurize supply piping system by either opening propane LP supply tank valve for propane LP gas or opening main gas valve located on or near gas meter for natural gas or using compressed air 115481 01A www desatech com T INSTALLATION Continued 4 Check all joints of gas supply piping system Apply noncorrosive leak detection fluid to all joints Bubbles forming show a leak 5 Correct all leaks at once Reconnect heater 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 Close equipment shutoff valve see Figure 5 2 Pressurize supply piping system by either opening propane LP supply tank valve for propane LP gas or opening main gas valve located on or near gas meter for natural gas or using compressed air 3 Check all joints from gas meter to equipment shutoff valve for natural gas or propane LP supply to equipment shutoff valve for propane LP see Figure 6 or 7 Apply noncorrosive leak detection fluid to all joints Bubble
27. s forming show a leak 4 Correct all leaks at once Equipment p Open Shutoff Valve On Closed Figure 5 Equipment Shutoff Valve __ Equipment 7 Shutoff Valve Propane LP Supply Tank H Control Valve Loc tion Figure 6 Checking Gas Joints Propane LP Gas Only _ Equipment 27 Shutoff Valve Gas Meter A PES Control Valve Location Figure 7 Checking Gas Joints Natural Gas Only Gas Pressure Check The appliance regulator controls the burner pres sure which should be checked at the pressure test point 1 8 NPT plugged tap located near the on the control valve identified OUT for the manifold side and IN for inlet pressure Make sure operating pressures are within the limits shown in Specifica tions page 15 The pressure should be checked with the unit burning and set to High Replace test point plug or tighten test screw after pressure measurement ensuring no gas leaks PLACEMENT OF FLOOR MEDIA A WARNING Do not add ex tra logs or ornaments such as pine cones vermiculite or rock wool Using these added items can cause sooting Use only the material included in the kits A WARNING Do not place lava rock embers orfiberlog pieces on logs or burners This may cause sooting Place floormedia material only on the fireplace floor 1 Place lava rock aroun
28. stall and use log set with care Follow all local codes In the absence of local codes use the lat est edition of the National Fuel Gas Code ANSI Z223 1 NFPA 54 Available from American National Standards Institute Inc 1430 Broadway New York NY 10018 National Fire Protection Association Inc Battery march park Quincy MA 02269 Hardwood Series gas log sets are certified by Omni Test Laboratories to Z21 60A 2000 CGA 2 26A 2000 as a vented decorative gas log set PRODUCT IDENTIFICATION Log Set d Assembly Floor Media Kit Figure 1 Product Identification 115481 01A UNPACKING AX CAUTION Donotremove the data plates from the grate as sembly The data plates contain important warranty and safety information Ne uo Remove log set assembly from carton Remove all protective packaging applied to log set for shipment Check all items for any shipping damage If damaged promptly inform dealer where you bought appliance GENERAL INFORMATION These vented decorative gas log sets incorporate u ni body constructed ceramic fiber logs and ember bed burner which glow realistically when the ap pliance is in operation These units are remote controlled decorative rated a nd are equipped with millivolt gas valves The remote control allows for flame height adjustment timer and on off control A spark ignition system piezo allows the gas P ilot to be lit without the us
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