Home

Desa CGS2718NA User's Manual

1. OPERATING HEATER THERMOSTATICALLY Continued CONTROLLED MODELS Pilot Burner m FOR YOUR SAFETY ii READ BEFORE LIGHTING Ignitor A WARNING If you do not fol pp f i low these instructions exactly Thermocouple a fire or explosion may result Propane LP Natural Gas causing property damage per Figure 27 Pilot sonal injury or loss of life UN VARIABLE CONTROL NN A This appliance has a pilot which must be OPERATION lighted by hand When lighting the pilot The variable control valve can be set to any heat follow these instructions exactly setting and flame height desired by simply B BEFORE LIGHTING smell all around the turning the control knob until that setting is appliance area for gas Be sure to smell next attained Even the lowest setting provides real to the floor because some gas is heavier than istic dancing yellow flames Selecting higher air and will settle on the floor settings produces greater heat output This re WHAT TO DO IF YOU SMELL GAS sults in increased heating comfort Do not try to light any appliance A Do not touch any electric switch do not CAUTION Do not try to ad use any phone in your building just heating levels by using the Immediately call your gas supplier from equipment shutoff valve a neighbor s phone Follow the gas supplier s instructions TO TURN OFF GAS If you cannot reach your gas supplier call m TO APPLIANCE the fire department C Use only your
2. EQUIPMENT SHUTOFF VALVE GA5010 For all models Equipment shutoff valve with 1 8 NPT tap Fits 1 2 NPT pipe DAMPER CLAMP GA6080 Not Shown For variably controlled models Permanently opens chimney flue damper for vented operation Z FIREPLACE HOOD Black GA6050 Brass GA6052 Antique Brass GA6053 For all models Helps deflect heat away from man tel or wall above fireplace LAVA ROCK GA6060 Not Shown For all models Order when additional rock is de sired 2 Ib bag INFORMATION VIDEO 108917 01 For all models A care and maintenance video is available by calling 1 866 672 6040 You may also email your request to productsupport desaint com e 30 www desatech com 113101 01A PARTS CENTRAL These Parts Centrals are privately owned businesses They have agreed to support our customer s needs by providing original replacement parts and accessories Tool amp Equipment Company 1348 Dixwell Avenue Hamden CT 06514 0322 1 800 397 7553 203 248 7553 Parts Department Portable Heater Parts 342 N County Rd 400 East Valparaiso IN 46383 9704 All States 219 462 7441 1 888 619 7060 sales portableheaterparts com techservice portableheaterparts com FBD 1349 Adams Street Bowling Green KY 42103 3414 270 846 1199 1 800 654 8534 Fax 1 800 846 0090 franktalk aol com Master Parts Dist 1251 Mound Ave NW Grand Rapids MI 49504 2672 616 791 0505 1 800 446 1446
3. If pilot flame pattern is incorrect as shown in Figure 31 turn heater off see To Turn Off Gas to Appli ance page 20 manually controlled models or page 22 thermostatically controlled model see Troubleshooting page 25 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 Pilot Burner Thermocouple Propane LP Natural Gas Figure 30 Correct Pilot Flame Pattern Pilot Burner Pilot Burner Thermocouple Propane LP Natural Gas Figure 31 Incorrect Pilot Flame Pattern BURNER PRIMARY AIR HOLES Air is drawn into the burner through the holes in the fitting at the entrance to the burner These holes may become blocked with dust or lint Periodi cally inspect these holes for any blockage and clean as necessary 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 22 www desatech com 113101 01A CLEANING AND MAINTENANCE A WARNING Turn off heater and let cool before cleaning Ay CAUTION You mu
4. Option O 3 gt ZZ Ze J Figure 2 Ventilation Air from Inside Building A WARNING A qualified ser vice person must install heater Follow all local codes 113101 01A www desatech com 7 INSTALLATION Continued NOTICE State or local codes may only allow operation of this appliance in a vented con figuration Check your state or local codes A WARNING 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 quali fied chimney cleaner Creosote willignite if highly heated A dirty chimney flue may create and dis tribute soot within the house In spect chimney flue and firebox for damage If damaged repair flue before operating heater A WARNING Seal any fresh air vents or ash clean out doors located on floor or wall of fire place If not drafting may cause pilot outage or sooting Use a heat resistant sealant Do not seal chimney flue damper AX WARNING Never install the heater inabedroom or bathroom un less installed as a vented ap pliance Variable Manually Controlled Models Only see page 12 inarecreational vehicle where curtains furniture clothing or other flammable objects areless than 42 inches from the front top or sides of the heater e in high traffic areas in windy or drafty areas A CAU
5. Fax 616 791 8270 www nbmc com Washer Equipment Co 1715 Main Street Kansas City MO 64108 2195 KS MO AR 816 842 3911 www washerparts com East Coast Energy Products 707 Broadway W Long Branch NJ 07764 1542 732 870 8809 1 800 755 8809 www njplaza com ecep Laporte s Parts amp Service 2444 N 5th Street Hartsville SC 29550 7704 843 332 0191 Parts Department Cans Unlimited Inc P O Box 645 Taylor SC 29687 0013 All States 803 879 3009 1 800 845 5301 cuisales aol com 113101 01A www desatech com 31 ILLUSTRATED PARTS BREAKDOWN VARIABLE MANUALLY CONTROLLED WINCHESTER OAK MODELS CGS2718NA CGS2718PA CGS3124NA CGS3124PA SGS3124NA SGS3124PA 32 www desatech com 113101 01A PARTS LIST VARIABLE MANUALLY CONTROLLED WINCHESTER OAK MODELS 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 KEY CGS2718N CGS2718P CGS3124N CGS3124P SGS3124N SGS3124P DESCRIPTION 113571 02 113571 02 113572 02 113572 02 Back Log 1 113571 01 113571 01 113572 01 113572 01 Front Log 2 113571 03 113571 03 113572 03 113572 03 Left Crossover Log 3 113571 04 113571 04 113572 04 113572 04 Right Crossover Log 4 5 T T i Painted Base Assembly 102844 01 102844 01 102844 01 102844 01 Lower Bracket 098276 01 098276 01 098276 01 098276 01 Hex H
6. page 12 Minimum Noncombustible Material Clearances If Not Using Mantel Note If using a mantel proceed to If Using Man tel page 10 If not using a mantel follow the in formation below 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 noncombus tible material behind it Noncombustible material must extend at least 8 up for all models If non combustible material is less than 12 you must in stall the fireplace hood accessory 24 model only See Figure 5 for minimum clearances IMPORTANT If you cannot meet these minimum clearances you must operate heater with chim ney flue damper open Go to Installing Damper Clamp Accessory for Vented Operation page 12 Noncombustible Material Requirements for Distance A Safe Installation 12 or more Noncombustible material okay Between 8 24 Model Install and 12 fireplace hood accessory GA6050 GA6052 or GA6053 see Accessories page 30 18 Model Noncom bustible material okay Less than 8 Noncombustible material must be extended to at least 8 See Between 8 and 12 above If you cannot extend mate rial you must oper ate heater with flue damper open Heat Resistant Material Figure 5 Heat Resistant Material Slate Marble Tile etc Above Fireplace 11
7. visit www desatech com WARNING Improper installation adjustment altera tion service or maintenance can cause injury or prop erty damage Refer to this manual for correct installation and operational procedures For assistance or addi tional information consult a qualified installer service agency or the gas supplier WARNING This appliance is for installation only in a solid fuel burning masonry or UL127 factory built fire place or in a listed ventless firebox enclosure It is design certified for these installations in accordance with ANSI Z21 11 2 Exception Do not install this appli ance in a factory built fireplace that includes instruc tions 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 5 of this manual This appliance may be installed in an aftermarket permanently located manufactured mobile home where not prohibited by local codes This appliance is only for use with the type of gas indicated on the rating plate This appliance is not convertible for use with other gases Aftermarket Completion of sale not for purpose of resale from the manufacturer TABLE OF CONTENTS Safety Information sss Service Mt
8. Figure 7 Minimum Mantel Clearances When Using Hood FLOOR CLEARANCES A If installing appliance on the floor level you must maintain the minimum distance of 14 to combustibles see Figure 8 B If combustible materials are less than 14 to Hearth c n E ombustible the fireplace you must install appliance at Material least 5 above the combustible flooring see t i in Figure 9 XY Figure 9 Minimum Fireplace Clearances Above Combustible Flooring Combustible 14 Material Min AANA Noncombustible Material Figure 8 Minimum Fireplace Clearances If Installed at Floor Level 113101 01A www desatech com 11 INSTALLATION Continued INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED OPERATION Note When used as a vented heater appliance must be installed only in a solid fuel burning fire place with a working flue and constructed of non combustible 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 requirements for vent free operation 2 State or local codes do not permit vent free operation 3 You prefer vented operation If reasons number 1 or 2 above apply to you you must permanently open chimney flue damper You must install the damper clamp accessory to order see Accessories
9. Positioning the Thermostat Sensing Bulb in the Vertical Position with the Capillary at the Bottom 113101 01A www desatech com 29 SPECIFICATIONS 18 Model 18 Model 24 Model 24 Model CGS2718PA CLD3018PTA CGS3124PA CLD3924PTB SGS3124PA Btu Variable 16 000 27 000 18 000 30 000 16 000 3 1 500 20 000 39 000 Type Gas Propane LP Propane LP Propane LP Propane LP Ignition Piezo Piezo Piezo Piezo Manifold Pressure 8 0 W C 8 0 W C 8 0 W C 8 0 W C Inlet Gas Pressure in of water Maximum 14 14 14 14 Minimum 11 11 11 11 Shipping Weight 27 Ibs 27 Ibs 29lbs 27 lbs For the purpose of input adjustment 18 Model 18 Model 24 Model 24 Model CGS2718NA CLD3018NTA CGS3124NA CLD3924NTB SGS3124NA Btu Variable 16 000 27 000 18 000 30 000 16 000 31 500 20 000 39 000 Type Gas Natural Gas Natural Gas Natural Gas Natural Gas Ignition Piezo Piezo Piezo Piezo Manifold Pressure 3 5 W C 3 5 W C 3 5 W C 3 5 W C Inlet Gas Pressure in of water Maximum 10 5 10 5 10 5 10 5 Minimum 5 2 5 5 Shipping Weight 27 Ibs 27 Ibs 29 Ibs 29lbs For the purpose of input adjustment ACCESSORIES Purchase these fireplace accessories from your local dealer If they can not supply these acces sories either contact your nearest Parts Central or call DESA Heating Products Sales Depart ment at 1 866 672 6040 for information You can also write to the address listed on the back page of this manual
10. burst Make sure there are no obstructions across openings of fireplace You must operate this heater with a fireplace screen in place Make sure fireplace screen is NOTICE During initial operation of new heater burning logs will give off a paper burning smell Orange flame will also be present Open damper or win dow to vent smell This will only last a few hours Note Home owners generally prefer to oper erate heater with doors closed closed before running heater Turn control knob counterclockwise y to the PILOT position Press in control knob for five 5 seconds see Figure 28 Note You may be running this heater for the first time after hooking up to gas sup ply If so the control knob may need to be pressed in for 30 seconds or more This will allow air to bleed from the gas system If control knob does not pop out when re leased contact a qualified service person or gas supplier for repairs With control knob pressed in press and re lease ignitor button This will light pilot The pilot is attached to the front burner If needed keep pressing ignitor button until pilot lights Note If pilot does not stay lit contact a qualified service person or gas supplier for repairs Until repairs are made light pilot with match To light pilot with match see Manual Lighting Procedure page 22 Keep control knob pressed in for 30 sec onds after lighting pilot After 30 s
11. but the room tem perature drops to a lower than ideal comfort level before the log set comes back on you may want to reposition the thermostat sensing bulb The thermostat sensing bulb is located near the gas valve assembly on the mounting bracket This location allows the thermostat to keep the room temperature at an ideal comfort level for most fire place applications For positioning the thermostat sensing bulb elsewhere an adhesive backed mounting clip is available Tools needed 1 4 hex driver or socket 1 Remove logs Locate the gas valve assembly and thermostat sensing bulb see Figure 34 2 With 1 4 hex driver or socket loosen the ther mostat screw Carefully slide the thermostat sensing bulb out of the retaining clamp see Figure 36 page 29 of Thermostat Sensing Bulb page 28 Note Do not remove the screw Make sure you tighten the screw after removing the ther mostat sensing bulb IMPORTANT Do not force or bend the ther mostat sensing bulb or capillary Gas Valve Assembly ey Mounting Bracket Thermostat Sensing Bulb Figure 34 Location of Gas Valve Assembly and Thermostat Sensing Bulb Figure 35 Adhesive backed Mounting Clip 28 www desatech com 113101 01A OPTIONAL POSITIONING OF THERMOSTAT SENSING BULB Continued 3 The thermostat sensing bulb may be located to the lower right front side of fireplace Determine location of sensing bulb but do not mount sens ing bulb unti
12. cleaner or similar products turn heater off If heated the vapors from these products may create a white powder residue within burner box or on adjacent walls or furniture This heater needs fresh outside air ventila tion to run properly This heater has an Oxy gen Depletion Sensing ODS safety shutoff system The ODS shuts down the heater if not enough fresh air is available See Air for Com bustion and Ventilation page 5 If heater keeps shutting off see Troubleshooting page 25 Do not run heater where flammable liquids or vapors are used or stored under dusty conditions Do not use this heater to cook food or burn paper or other objects Do not use heater if any part has been exposed to or under water Immediately call a quali fied 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 Do not operate heater if any log is broken Do not operate heater if a log is chipped dime sized or larger Turn heater off and let cool before servicing Only a qualified service person should ser vice and repair heater Operating heater above elevations of 4 500 feet could cause pilot outage Provide adequate clearances around air openings PRODUCT IDENTIFICATION Figure 1 Yellow Flame Vent Free Gas Log Heater Shown Logs May Vary by Model www desatech com 113101 01A LOCAL CODES Install and use hea
13. hand to push in or turn the Shutting Off Heater gas control knob Never use tools If the l Press in and turn control knob clockwise knob will not push in or turn by hand don t Tx to the HI position try to repair it call a qualified service tech 2 Turn control knob clockwise to the nician or gas supplier Force or attempted pilot position repair may result in a fire or explosion 3 Press in control knob and turn clockwise D Do not use this appliance if any part has Tx to the OFF position Shutting Off Burners Only pilot stays lit 1 Turn control knob clockwise to the HI position 2 Press in and turn control knob clockwise to the pilot position MANUAL LIGHTING PROCEDURE 1 Follow steps 1 through 5 under Lighting In structions page 19 2 Depress control knob and light pilot with match 3 Keep control knob pressed in for 30 sec onds after lighting pilot After 30 seconds release control knob Now follow step 8 under Lighting Instructions page 19 been under water Immediately call a quali fied service technician to inspect the appli ance and to replace any part of the control system and any gas control which has been under water 20 www desatech com 113101 01A OPERATING HEATER 5 Continued MA UN INSTRUCTIONS A WARNING If fireplace has glass doors never operate this heater with glass doors closed If you op heat buildup inside fireplace will cause glass to
14. mantel clearances re quired Follow minimum clearances shown in Fig ure 7 page 11 when using a hood NOTICE Surface temperatures of adjacent walls and mantels become hot during operation Walls and mantels above the fire box may become hottothetouch If installed properly these tem peratures meet the requirement of the national product standard Follow all minimum clearances shown in this manual NOTICE If your installation does not meet the minimum clear ances shown you must do one of the following operate the logs only with the flue damper open raise the mantel to an accept able height remove the mantel Mantel Shelf Underside of Mantel Shelf A All minimum distances are in inches Minimum Non gt A Polen iq Log Set atone 12 18 20 22 24 24 Model 8 8 14 17 20 18 Model Y Top of Fireplace LY J v Opening Minimum Non Distances to Combustible Underside of a Material Height Mantel Figure 6 Minimum Mantel Clearances Without Using Hood www desatech com 113101 01A INSTALLATION Continued Mantel Shelf Underside of Mantel Shelf All minimum distances are in inches Log Set 8 12 15 18 20 lt 18 and 24 Min Models ue eee Top of Fireplace m Opening GA6050 GA6052 Distances to or GA6053 Underside of Mantel Minimum Non Combustible Material
15. page 30 This will insure vented operation see Figure 10 The damper clamp will keep damper open Installation instructions are in cluded 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 Damper NI Ny Damper Clamp Damper a Manufactured Fireplace Figure 10 Attaching Damper Clamp INSTALLING HEATER BASE ASSEMBLY Damper a Masonry Fireplace A CAUTION Do not remove the data plates attached to the heater base assembly The data plates contain important war ranty and safety information AR WARNING You must secure this heater to fireplace 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 fire place floor to allow access to heater control panel This will in piameter ins EE sure adequate air flow and guard 58 2 against sooting and controls be sq inches 2 do asi ing damaged Raisefireplacefloor sq inches E F gr lisa with noncombustible material sq inches EARS Make sure material is sec
16. venting of vented fuel burning appliances PROVIDING ADEQUATE VENTILATION The following are excerpts from National Fuel Gas Code ANSI Z223 1 NF PA 54 Section 5 3 Air for Combustion and Ventilation All spaces in homes fall into one of the three fol lowing ventilation classifications 1 Unusually Tight Construction 2 Unconfined Space 3 Confined Space The information on pages 5 through 7 will help you classify your space and provide adequate ventilation 113101 01A www desatech com 5 AIR FOR COMBUSTION AND VENTILATION Continued Unusually Tight Construction The air that leaks around doors and windows may provide enough fresh air for combustion and ven tilation However in buildings of unusually tight construction you must provide additional fresh air Unusually tight construction is defined as construction where a walls and ceilings exposed to the out side atmosphere have a continuous water vapor retarder with a rating of one perm 6x10 kg per pa sec m or less with openings gasketed or sealed and b weather stripping has been added on openable windows and doors and c caulking or sealants are applied to ar eas such as joints around window and door frames between sole plates and floors between wall ceiling joints be tween wall panels at penetrations for plumbing electrical and gas lines and at other openings If your home does not meet all of the three criteria above proceed t
17. 01 113574 02 113574 05 113574 07 113574 06 102844 02 098867 10 102981 01 102983 06 099056 19 111124 01 102980 01 101329 30 102979 01 098544 01 102445 01 099387 09 098271 10 104286 01 M11084 38 098249 01 099211 01 Middle Log 1 Rear Log 2 Right Front Log 3 Left Front Log 4 Left Top Log 5 Right Top Log 6 Middle Top Log 7 Lower Bracket Gas Regulator Inlet Tube Outlet Burner Tube Burner Orifice Injector Burner Retainer Spring Burner Thermostat Gas Valve Assembly Thermostat Bracket Thermobulb Clip Piezo Ignitor Pilot Tube Ignitor Cable ODS Pilot Hex Screw 48 18 x 38 Nut M5 PARTS AVAILABLE NOT SHOWN 100563 01 101054 01 100565 01 100639 02 101137 02 GA6060 100563 01 101054 01 100565 01 100639 02 101137 02 GA6060 Not a field replaceable part 100563 01 101054 01 100565 01 100639 02 101137 02 GA6060 100563 01 101054 01 100565 01 100639 02 101137 02 GA6060 Warning Plate Lighting Instructions Plate Warning Plate Fastener Caution Decal Hardware Kit Lava Rock 113101 01A www desatech com 35 WARRANTY INFORMATION KEEP THIS WARRANTY Model Serial No Date Purchased Always specify model and serial numbers when communicating with the factory We reserve the right to amend these specifications at any time without notice The only warranty applicable is our standa
18. 3101 01A www desatech com 9 INSTALLATION Continued 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 non combustible 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 24 model only 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 see page 9 Figure 6 and Figure 7 see page 11 for minimum clearances IMPORTANT If you cannot meet these minimum clearances you must operate heater with chim ney flue damper open Go to Installing Damper Clamp Accessory for Vented Operation page 12 MANTEL CLEARANCES In addition to meeting noncombustible material clearances you must also meet required clearances between fireplace opening and mantel shelf If you do not meet the clearances listed below 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
19. ACEMENT PARTS Note Use only original replacement parts This will protect your warranty coverage for parts re placed under warranty PARTS UNDER WARRANTY Contact authorized dealers of this product If they can t supply original replacement part s call DESA Heating Products Technical Service De partment at 1 866 672 6040 When calling DESA Heating Products have ready your name your address model and serial numbers of your heater how heater 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 Heating Products at 1 866 672 6040 for referral information When calling DESA Heating Products have ready model number of your heater the replacement part number 24 www desatech com 113101 01A TROUBLESHOOTING A WARNING Turn off and unplug heater and let cool before servic ing Only a qualified service person should service and repair heater A CAUTION Never use a wire needle or similar object to clean ODS pilot This can damage ODS pilot unit Note All troubleshooting items are listed in order of operation OBSERVED PROBLEM POSSIBLE CAUSE REMEDY When ignitor button is pressed there is no spark at ODS pilot 1 Ignitor electrode not con nected
20. CGS2718PA CGS2718NA CGS3124PA CGS3124NA SGS3124PA AND SGS3124NA Ay WARNING Failure to posi tion the parts in accordance with these diagrams or failure to use only parts specifically approved with this heater may result in prop erty damage or personal injury Front A CAUTION After installation Log 2 and periodically thereafter check to ensure that no flame comes in contact with any log Notch With the heater setto High check to see if flames contact any log If so reposition logs according to the log installation instruc tions in this manual Flames Vas contacting logs will create soot Tabs of Grate Base Figure 19 Installing Front Log 16 www desatech com 113101 01A INSTALLATION Continued Crossover Crossover Log 4 Log ee Figure 20 Installing Crossover Logs INSTALLING LOGS MODELS CLD3018PTA CLD3018NTA CLD3924PTB AND CLD3924NTB Ay WARNING Failure to posi tion the parts in accordance with these diagrams or failure to use only parts specifically approved with this heater may result in prop erty damage or personal injury AX CAUTION After installation and periodically thereafter check to ensure that no flame comes in contact with any log With the heater set to High check to see if flames contact any log If so reposition logs according to the log installation instruc tions inthis manual Flames con tacting logs will create soot Each log is marked with a num
21. DESA HEATING PRODUCTS ROYAL ENGLISH OAK AND WINCHESTER OAK UNVENTED VENT FREE GAS LOG HEATER OWNER S OPERATION AND INSTALLATION MANUAL We recommend that our 4 MAN products be installed and AY NO serviced by professionals who 3 are certified in the U S by NFI National Fireplace Institute ae ORAGE SUE www nficertified org Patent Pending 18 AND 24 VARIABLE MANUALLY CONTROLLED MODELS CGS2718PA CGS2718NA CGS3124PA CGS3124NA SGS3124PA SGS3124NA 18 AND 24 THERMOSTATICALLY CONTROLLED MODELS CLD3018PTA CLD3018NTA CLD3924PTB CLD3924NTB Variable Manually Controlled Models Also Design Certified as Vented Decorative Appliances WARNING If the information in this manual is not followed exactly a fire or explosion may result causing property damage personal injury or loss of life Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS 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
22. IONS A WARNING If fireplace has glass doors never operate this heater with glass doors closed If you op erate heater with doors closed heat buildup inside fireplace will cause glass to burst Make sure there are no obstructions across openings of fireplace You must operate this heater withafireplace screen in place Make sure fireplace screen is closed before running heater NOTICE During initial operation of new heater burning logs will give off a paper burning smell Orange flame will also be present Open damper or win dow to vent smell This will only last a few hours Note Home owners generally prefer to oper ate 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 artially to release some of the heat Ay WARNING Damper handle will be hot if heater has been running 4 8 Wait five 5 minutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP Follow B in the safety information page 18 column 2 If you don t smell gas go to the next step Slightly depress and turn control knob counterclockwise gt to the PILOT po sition Press in control knob for five 5 sec onds see Figure 26 Note You may be runni
23. TION This heater cre ates warm air currents These currents move heat to wall sur faces 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 flu ids oil or kerosene lamps etc in the air exist may discolor walls or cause odors IMPORTANT Vent free heaters add moisture to the air Although this is beneficial installing heater in rooms without enough ventilation air may cause mildew to form from too much moisture See Air for Combustion and Ventilation page 5 CHECK GAS TYPE Use only the correct gas type natural or pro pane LP for your unit If your gas supply is not correct do not install heater Call dealer where you bought heater for proper type heater AR WARNING This appliance is equippedfor natural or propane LP gas Field conversion is not permitted INSTALLATION AND CLEARANCES Vent Free Operation Only A WARNING Maintain the minimum clearances If you can provide greater clearances from floor ceiling and adjoining wall MINIMUM FIREPLACE CLEARANCE TO COMBUSTIBLE MATERIALS Log Size Side Wall Ceiling 18 24 16 42 LOG SIZING REQUIREMENTS Minimum Firebox Size Log Front Rear Size Height Depth Width Width 18 17 14 24 20 24 17 14 28 21 Measured at 14 Depth www desatec
24. alve test gauge connection sediment trap tee joint pipe wrench ACSA design certified equipment shutoff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection Purchase the optional CSA design certified equipment shutoff valve from your dealer See Accessories page 30 For propane LP gas the installer must supply an external regulator The external regulator will re duce incoming gas pressure You must reduce in coming gas pressure to between 11 and 14 inches of water If you do not reduce incoming gas pres sure heater regulator damage could occur Install external regulator with the vent pointing down as shown in Figure 13 Pointing the vent down pro tects it from freezing rain or sleet AR CAUTION Useonly new black ironorsteel pipe Internally tinned copper tubing may be used in cer tainareas Checkyourlocal 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 Propane LP Supply Tank External Regulator Figure 13 External Regulator With Vent Pointing Down Installation must include a 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 heater see Figure 14 IMPORTANT Install equipment shutoff valve in an accessible location The main gas valve is for turning on or shuttin
25. art 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 113101 01A www desatech com 33 ILLUSTRATED PARTS BREAKDOWN THERMOSTATICALLY CONTROLLED ROYAL ENGLISH OAK MODEL CLD3924NTB CLD3924PTB CLD3018NTA CLD3018PTA 34 www desatech com 113101 01A PARTS LIST THERMOSTATICALLY CONTROLLED ROYAL ENGLISH OAK MODEL 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 KEY PART NUMBER NO CLD3924NTB 113573 03 113573 04 113573 01 113573 02 113573 05 113573 07 113573 06 102844 01 098867 14 102981 01 102983 01 099056 16 111124 01 102772 01 101329 20 ANoOoa WD 102979 01 098544 01 102445 01 099387 09 098271 10 104285 01 M11084 38 098249 01 099211 01 CLD3924PTB 113573 03 113573 04 113573 01 113573 02 113573 05 113573 07 113573 06 102844 01 098867 10 102981 01 102983 01 099056 17 111124 01 102772 01 101329 19 102979 01 098544 01 102445 01 099387 09 098271 10 104286 01 M11084 38 098249 01 099211 01 CLD3018NTA 113574 03 113574 04 113574 01 113574 02 113574 05 113574 07 113574 06 102844 02 098867 14 102981 01 111331 08 099056 18 111124 01 102980 01 101329 21 102979 01 098544 01 102445 01 099387 09 098271 10 104285 01 M11084 38 098249 01 099211 01 CLD3018PTA DESCRIPTION QTY 113574 03 113574 04 113574
26. ber These num bers will help you identify the log when install ing It is very important to install these logs ex actly as instructed Do not modify logs Only use logs supplied with heater Place the base of the middle log 1 in the U shaped slots of the grate base The cutout on the right of the middle log should fit over the burner see Figure 21 Make sure the front of the middle log is resting on the tabs of the grate base and the cutout area is centered over the burner U bend Locate pegs on the bottom of back log 2 Slide these pegs into the holes in the grate base behind the burner see Figure 22 Slide log 3 over left end of log 4 Place these logs on the grate fingers Make sure the notches of the front log line up with the grate fingers see Figure 23 page 18 Figure 22 Installing Back Log 2 113101 01A www desatech com 17 Grate Fingers INSTALLATION Continued Place crossover log 5 onto the pin left on middle log 1 and onto the pin on front left log 3 see Figure 24 Place crossover log 6 onto the pin right on middle log 1 and onto the pin on back log 2 see Figure 24 Place crossover log 7 onto pin on cross over log 6 and pin on right front log 4 see Figure 25 Add lava rock around base of heater if desired Do not place any lava rock on logs or burner Figure 23 Installing Front Logs 3 and 4 Crossover Log 5 Crossov
27. bly 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 shut down Allow surface to cool be fore touching Carefully supervise young chil dren 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 Keep the appliance area clear and free from combustible ma terials gasoline and other flam mable vapors and liquids 113101 01A www desatech com 10 SAFETY INFORMATION Continued This appliance is only for use with the type of gas indicated on the rating plate This appli ance is not convertible for use with other gases Do not place propane LP supply tank s in side any structure Locate propane LP supply tank s outdoors propane LP units only To prevent performance problems the use of a propane LP tank of less than 100 Ibs capacity is not recommended 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 e immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions e if yo
28. but flame goes 1 Control knob not fully 1 Press in control knob fully out when control knob is released pressed in Control knob not pressed in long enough Equipment shutoff valve not fully open Pilot flame not touching ther mocouple which allows thermocouple to cool caus ing pilot flame to go out This problem could be caused by one or both of the following A Low gas pressure B Dirty or partially clogged ODS pilot Thermocouple connection loose at control valve Thermocouple damaged Control valve damaged 2 3 4 After ODS pilot lights keep con trol knob pressed in 30 seconds Fully open equipment shutoff valve A Contact local natural or propane LP gas company B Clean ODS pilot see Cleaning and Maintenance page 23 or replace ODS pilot assembly Hand tighten until snug then tighten 1 4 turn more Replace pilot assembly Replace control valve Burner does light after ODS pilot is lit Burner orifice clogged Inlet gas pressure is too low Clean burner see Cleaning and Maintenance page 23 or re place burner orifice Contact local natural or pro pane LP gas company Delayed ignition of burner Manifold pressure is too low Burner orifice clogged Contact local natural or pro pane LP gas company Clean burner see Cleaning and Maintenance page 23 or replace burner orifice Burner backfiring during com busti
29. ead Plug 1 8 NPT 098867 14 098867 10 098867 14 098867 10 Gas Regulator 111331 04 102780 05 111331 04 102780 05 Outlet Burner Tube 102798 01 102798 01 102798 01 102798 01 Inlet Tube 099056 20 099056 21 099056 18 099056 19 Burner Orifice Injector 111124 01 111124 01 111124 01 111124 01 Burner Retainer Spring 102963 02 102963 02 102773 03 102773 03 Burner 102568 07 102568 08 102568 07 102568 08 Control Valve 098508 01 098508 01 098508 01 098508 01 Valve Retainer Nut 098354 01 098354 01 098354 01 098354 01 Control Knob 102445 01 102445 01 102445 01 102445 01 Piezo Ignitor 098249 01 098249 01 098249 01 098249 01 Nut M5 099387 08 099387 08 099387 08 099387 08 Pilot Tube 098271 10 098271 10 098271 10 098271 10 Ignitor Cable 104285 01 104286 01 104285 01 104286 01 ODS Pilot M11084 38 M11084 38 M11084 38 M11084 38 Screw Hex Head 8 18 x 38 PARTS AVAILABLE NOT SHOWN 100563 01 100563 01 100563 01 100563 01 Warning Plate 101055 02 101055 02 101055 02 101055 02 Lighting Instructions Plate 100565 01 100565 01 100565 01 100565 01 Warning Plate Fastener 100639 01 100639 01 100639 01 100639 01 Caution Decal 101449 04 101449 04 101449 04 101449 04 Control Position Decal 101137 02 101137 02 101137 02 101137 02 Hardware Kit GA6060 GA6060 GA6060 GA6060 Lava Rock Not a field replaceable p
30. econds release control knob Note If pilot goes out repeat steps 3 through 7 This heater has a safety inter lock system Wait one 1 minute for sys tem to reset before lighting pilot again Turn control knob counterclockwise y to desired heating level The burners should light Set control knob to any heat level be tween HI and LO ate 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 A CAUTION Do not try to ad justh eating levels by using the equipment shutoff valve the chimney damper if you have one fully or partially to release some of the heat AR WARNING Damperhandlewill be hotif heater has been running 1 STOP Read the safety information page 20 column 2 2 Make sure equipment shutoff valve is fully open 3 Turn control knob clockwise to the OFF position 4 Wait five 5 minutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP Follow B in the safety information page 20 column 2 If you don t smell gas go to the next step Ignitor Button Control Knob Figure 28 Control Knob and Ignitor Button Location Thermocouple Propane LP Natural Gas Figure 29 Pilot 113101 01A www desatech com 21 OPERATING HEATER Conti
31. er Log 6 Figure 24 Installing Crossover Logs 5 and 6 Figure 25 Installing Crossover Log 7 OPERATING HEATER MANUALLY CONTROLLED MODELS m FOR YOUR SAFETY READ BEFORE LIGHTING A WARNING If you do not fol low these instructions exactly a fire or explosion may result causing property damage per sonal injury or loss of life A This appliance has a pilot which must be lighted by hand When lighting the pilot follow these instructions exactly B 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 Inmediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department C Use only your hand to push in or turn the gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair it call a qualified service tech nician or gas supplier Force or attempted repair may result in a fire or explosion D Do not use this appliance if any part has been under water Immediately call a quali fied service technician to inspect the www desatech com 113101 01A p OPERATING HEATER Continued LIGHTING INSTRUCT
32. g odor causing products while heater is running Refill supply tank propane LP only Locate and correct all leaks see Checking Gas Connec tions page 15 113101 01A www desatech com 27 TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Heater shuts off in use ODS op 1 Not enough fresh airis avail 1 Open window and or door for erates able 2 Low line pressure 3 ODS pilot is clogged partially Ze ventilation Contact local natural or pro pane LP gas company Clean ODS pilot see Cleaning and Maintenance page 23 Gas odor even when control knob is in OFF position 1 Gas leak See Warning statement on page 27 2 Control valve defective Locate and correct all leaks see Checking Gas Connections page 15 Replace control valve Gas odor during combustion 1 Foreign matter between con trol valve and burner 2 Gas leak See Warning statement on page 27 Take apart gas tubing and re move foreign matter Locate and correct all leaks see Checking Gas Connections page 15 Log set cycles to pilot but room temperature drops to a lower than 1 Thermostat sensing bulb needs to be repositioned Reposition thermostat sensing bulb see Optional Positioning ideal level before log set comes back on OPTIONAL POSITIONING OF THERMOSTAT SENSING BULB FOR MASONRY AND FACTORY BUILT METAL FIREPLACE If your log set cycles to pilot
33. g off the gas to the appliance Check your building codes for any special re quirements for locating equipment shutoff valve to fireplaces Apply pipe joint sealant lightly to male NPT threads This will prevent excess sealant from go ing 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 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 Lo cate sediment trap where trapped matter is not likely to freeze A sediment trap traps moisture and con taminants This keeps them from going into heater controls If sediment trap is not installed or is in stalled wrong heater may not run properly CAUTION Avoid damage to regulator Hold gas regulator with wrench when connecting it to gas piping and or fittings CSA Design Certified Natural Equipment Shutoff Valve From Gas Meter with 1 8 NPT Tap 5 W C to 10 5 W C Pressure a Propane LP Q From External Regulator i9 Min Approved 11 W C Flexible Gas to 14 W C Te Cap Pipe Hose if Pressure Joint Nipple allowed by local codes Sediment Trap Figure 14 Gas Connection Purchase the optional CSA design certified equipment shutoff valve from your dealer See Accessor
34. h com 113101 01A INSTALLATION Continued Carefully follow the instructions below This will ensure safe installation into a masonry UL127 listed manufactured fireplace or certified vent free firebox Minimum Clearances For Side Combustible Material Side Wall and Ceiling A Clearances from the side of the fireplace cabi net to any combustible material and wall should follow diagram in Figure 8 Example The face of a mantel bookshelf etc is made of combustible material and pro trudes 3 2 from the wall This combustible material must be 4 from the side of the fire place cabinet see Figure 4 Note When installing your gas logs into a manufactured firebox 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 12 4 10 8 a 7 5 3 2 1 7 8 7116 Example INCHES 2 4 6 8 10 12 14 16 INCHES FIREBOX 5 1 Minimum 16 inches from Side Wall Figure 4 Minimum Clearance for Combustible to Wall NOTICE Manual control heaters may be used as a vented prod uct If so you must always run heater with chimney flue damper open If running heater with damper open noncombustible material above fireplace open ing is not needed Go to nstall ing Damper Clamp Accessory for Vented Operation
35. ies page 30 Min inlet pressure for purpose of input adjustment 14 www desatech com 113101 01A INSTALLATION Continued CHECKING GAS CONNECTIONS A WARNING Test all gas pip ing and connections internal and external to unit for leaks after installing or servicing Cor rect all leaks at once A WARNING Never use an open flame to check for a leak Apply a commercial leak detec tion solution to all joints Bubbles forming show a leak Correct all leaks at once A CAUTION For propane LP units make sure external regula tor has been installed between propane LP supply and heater See guidelines under Connecting to Gas Supply page 13 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 control valve and equipment shutoff valve from gas supply piping Pressures in ex cess of 1 2 psig will damage heater regulator Cap off open end of gas pipe where equip ment shutoff valve was connected Pressurize supply piping system by either opening propane LP supply tank valve for propane LP gas or opening main gas valve lo cated on or near gas meter for natural gas or using compressed air Check all joints of gas supply piping system Apply a commercial leak detection solution to all joints Bubbles forming show a leak Correct all leaks at once Reconnect heater and equipment shutoff
36. l step 4 If you have a masonry fire place see Figure 37 for location If you have a factory built metal fireplace see Figure 38 for location If your fireplace has glass doors posi tion sensing bulb directly behind door gap on right bottom side see Figure 39 4 The mounting clip must be a minimum of 3 from bottom of fireplace to prevent crimping of capillary Once you have decided on a lo cation clean the area thoroughly Remove the paper backing from the adhesive on back of mounting clip Press the clip into the new lo cation so that the thermostat sensing bulb will be positioned vertically with the capillary at the bottom see Figure 40 Slide the thermo stat sensing bulb into the clip IMPORTANT Do not crimp capillary Capillary Thermostat Screw ES Q Thermostat Sensing Bulb Figure 36 Removing Thermostat Sensing Bulb a Pens Adhesive backed Mounting Clip Thermostat Sensing Bulb Figure 37 Locating Thermostat Sensing Bulb on Masonry Fireplace Thermostat Sensing Bulb Adhesive backed Mounting Clip Figure 38 Locating Thermostat Sensing Bulb on Factory built Metal Fireplace Thermostat Sensing Bulb Adhesive backed Mounting Clip Glass Doors Figure 39 Installing Thermostat Sensing Bulb behind Glass Doors Thermostat Sensing Bulb Adhesive backed Mounting Clip Capillary Do Not Crimp Capillary Figure 40
37. n a brick bottom fireplace mark screw locations in mortar joint of bricks Remove heater base from fireplace Drill holes at marked locations using 3 16 drill bit Attach base assembly to fireplace floor using two masonry screws in hardware package see Figure 12 Fitting Heater Gas Regulator Flexible Gas Hose if allowed by local codes Figure 11 Attaching Flexible Gas Hose to Heater Gas Regulator Masonry Mounting Bracket Figure 12 Attaching Base Assembly to Fireplace Floor CONNECTING TO GAS SUPPLY WARNING This appliance requires a 1 2 NPT National Pipe Thread inlet connection to the pressure regulator A WARNING A qualified ser vice person must connect heater to gas supply Follow all local codes A CAUTION Never connect propane LP heater directly tothe propane LP supply Propane LP heaters require an external regu lator not supplied Install the external regulator between the heater and propane LP supply A WARNING For natural gas units never connect heater to private non utility gas wells This gas is commonly known as wellhead gas 113101 01A www desatech com 13 INSTALLATION Continued Installation Items Needed Before installing heater make sure you have the items listed below external regulator supplied by installer piping check local codes sealant resistant to propane LP gas equipment shutoff v
38. ng flue damper 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 heat ers 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 re quires no matches batteries or other sources to light heater AIR FOR COMBUSTION AND VENTILATION A WARNING This heater shall not be installed in a confined space or unusually tight con struction unless provisions are providedforadequate combus tion and ventilation air Read the following instructions to in sure proper fresh air for this and other fuel burning appli ances in your home Today s homes are built more energy efficient than ever New materials increased insulation and new construction methods help reduce heat loss in homes Home owners weather strip and caulk around windows and doors to keep the cold air out and the warm air in During heating months home owners want their homes as airtight as possible While it is good to make your home energy effi cient your home needs to breathe Fresh air must enter your home All fuel burning appliances need fresh air for proper combustion and ventilation Exhaust fans fireplaces clothes dryers and fuel burning appliances draw air from the house to operate You must provide adequate fresh air for these appliances This will insure proper
39. ng this heater for the first time after hooking up to gas sup ply If so the control knob may need to be pressed in for 30 seconds or more This will allow air to bleed from the gas system With control knob pressed in press and release ignitor button This will light pilot The pilot is attached to the burner If needed keep pressing ignitor button until pilot lights Note If pilot does not stay lit contact a qualified service person or gas supplier for repairs Until repairs are made light pilot with match To light pilot with match see Manual Lighting Procedure page 20 Keep control knob pressed in for 30 sec onds after lighting pilot After 30 seconds release control knob Note If pilot goes out repeat steps 3 through 7 If control knob does not pop out when released contact a qualified service per son or gas supplier for repairs Slightly depress and turn control knob coun terclockwise to desired heating level The burner should light Set control knob to any heat level between HI and LO A WARNING Do not operate heater between PILOT and HIGH positions 1 STOP Read the safety information page 18 column 2 2 Make sure equipment shutoff valve is fully open 3 Press in and turn control knob clockwise to the OFF position Ignitor Button Control Knob Figure 26 Control Knob and Ignitor Button Location 113101 01A www desatech com 19
40. nued TO TURN OFF GAS TO APPLIANCE Shutting Off Heater Turn control knob clockwise to the OFF position Shutting Off Burners Only pilot stays lit Turn control knob clockwise to the PI LOT position THERMOSTAT CONTROL OPERATION The thermostat control knob can be set to any comfort level between HI and LO The ther mostat will gradually modulate the heat out put and flame height from higher to lower set tings or pilot in order to maintain the comfort level you select The ideal comfort setting will vary by household depending upon the amount of space to be heated the output of the central heating system etc Note Selecting the HI setting with the control knob will cause the burner to remain fully on without modulating down in most cases MANUAL LIGHTING PROCEDURE 1 Follow steps 1 through 5 under Lighting Instructions on page 21 2 Depress control knob and light pilot with match 3 Keep control knob pressed in for 30 sec onds after lighting pilot After 30 seconds release control knob Now follow step 8 under Lighting Instructions page 21 INSPECTING BURNERS Check pilot flame pattern and burner flame pat terns often PILOT FLAME PATTERN Figure 30 shows a correct pilot flame pattern Fig ure 31 shows an incorrect pilot flame pattern The incorrect pilot flame is not touching the thermocouple This will cause the thermocouple to cool When the thermocouple cools the heater will shut down
41. o Determining Fresh Air Flow For Heater Location Confined Space and Unconfined Space The National Fuel Gas Code ANSI Z223 1 NF PA 54 defines a confined space as a space whose vol ume 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 un confined space as a space whose volume is not less than 50 cubic feet per 1 000 Btu per hour 4 8 m per kw of the aggregate input rating of all appli ances installed in that space Rooms communicat ing 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 be tween them DETERMINING FRESH AIR FLOW FOR FIREPLACE LOCATION Determining if You Have a Confined or Unconfined Space Use this work sheet to determine if you have a confined or unconfined space Space Includes the room in which you will install fireplace plus any adjoining rooms with doorless pas sageways or ventilation grills between the rooms 1 Determine the volume of the space length x width x height Length x Width x Height volume of space Example Space size 20 ft length x 16 ft width x 8 ft ceiling height 2 560 cu ft vol ume of space cu ft If additional ventilation to adjoining room is sup plied with grills or
42. on Burner orifice is clogged or damaged Damaged burner Gas regulator defective Clean burner see Cleaning and Maintenance page 23 or replace burner orifice Replace damaged burner Replace gas regulator Slight smoke or odor during ini tial operation Not enough air Gas regulator defective Residues from manufactur ing processes and logs cur ing 2 3 Check burner for dirt and de bris If found clean burner see Cleaning and Mainte nance page 23 Replace gas regulator Problem will stop after a few hours of operation Moisture condensation noticed on windows Notenough combustion ven tilation air 1 Refer to Air for Combustion and Ventilation requirements page 5 26 www desatech com 113101 01A TROUBLESHOOTING Continued A WARNING If you smell gas Shut off gas supply Do not try to light any appliance building Follow the gas supplier s instructions Do not touch any electrical switch do not use any phone in your Immediately call your gas supplier from a neighbor s phone If you cannot reach your gas supplier call the fire department Operating heater where impurities in air exist may create odors Cleaning supplies paint paint re mover cigarette smoke cements and glues new carpet or textiles etc create fumes These fumes may mix with combustion air and create odors These odors will disappea
43. openings add the volume of these rooms to the total volume of the space 2 Multiply the space volume by 20 to determine the maximum Btu Hr the space can support volume of space x 20 Maxi mum Btu Hr the space can support Example 2 560 cu ft volume of space x 20 51 200 maximum Btu Hr the space can support 3 Add the Btu Hr of all fuel burning appliances in the space Vent free fireplace Btu Hr Gas water heater Btu Hr Gas furnace Btu Hr Vented gas heater Btu Hr Gas fireplace logs Btu Hr Other gas appliances Btu Hr Total Btu Hr Do not include direct vent gas appliances Di rect vent draws combustion air from the outdoors and vents to the outdoors Example Gas water heater 40 000 Btu Hr Vent free fireplace _ 31 500 Btu Hr Total 71500 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 71 500 Btu Hr actual amount of Btu Hr used The space in the example is a confined space because the actual Btu Hr used is more than the maximum Btu Hr the space can support You must provide ad ditional fresh air Your options are as follows A Rework worksheet adding the space of an adjoin ing room If the extra space provides an uncon fined space remove door to adjoining room or add ventilation grills between rooms See Ventila
44. perly replace logs Replace log s if broken or chipped dime sized or larger BURNER PRIMARY AIR HOLES Air is drawn into the burner through the 8 holes in the brass fitting at the entrance to the burner These holes may become blocked with dust or lint Periodically inspect these holes for any blockage and clean as necessary Blocked air holes will cre ate 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 TECHNICAL SERVICE You may have further questions about installation operation or troubleshooting If so contact DESA Heating Products Technical Service Department at 1 866 672 6040 When calling please have your model and serial numbers of your heater ready You can also visit DESA Heating Products tech nical service web site at www desatech com SERVICE HINTS When Gas Pressure Is Too Low pilot will not stay lit burners will have delayed ignition heater will not produce specified heat propane LP gas supply may be low You may feel your gas pressure is too low If so con tact your local natural or propane LP gas supplier REPL
45. r over time OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Heater produces a whistlingnoise 1 Turning control knob to HI when burner is lit position when burner is cold 2 Air in gas line 3 Air passageways on heater blocked 4 Dirty or partially clogged burner orifice 1 2 Turn control knob to LO posi tion and let warm up for a minute Operate burner until air is re moved from line Have gas line checked by local natural or propane LP gas company Observe minimum installation clearances see pages 8 through 11 Clean burner see Cleaning and Maintenance page 23 or re place burner orifice White powder residue forming 1 When heated vapors from within burner box or on adjacent furniture polish wax carpet walls or furniture cleaners etc may turn into a white powder residue Turn heater off when using furniture polish wax carpet cleaners or similar products Heater produces a clicking tick 1 Metal expanding while heating ing noise just after burner is lit or or contracting while cooling shut off This is common with most heaters If noise is excessive contact qualified service person Heater produces unwanted odors 1 Heater burning vapors from paint hair spray glues cleaners chemicals new car pet etc See IMPORTANT statement above 2 Low fuel supply propane LP only 3 Gas leak See Warning statement above Open window and ventilate room Stop usin
46. r will be the responsibility of the owner TO THE FULL EXTENT ALLOWED BY THE LAW OF THE JURISDICTION THAT GOVERNS THE SALE OF THE PRODUCT THIS EXPRESS WARRANTY EXCLUDES ANY AND ALL OTHER EX PRESSED WARRANTIES AND LIMITS THE DURATION OF ANY AND ALL IMPLIED WARRANTIES INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE TO TWO 2 YEARS ON ALL COMPONENTS FROM THE DATE OF FIRST PURCHASE AND DESA HEATING PRODUCTS LIABILITY IS HEREBY LIMITED TO THE PURCHASE PRICE OF THE PROD UCT AND DESA HEATING PRODUCTS SHALL NOT BE LIABLE FOR ANY OTHER DAMAGES WHAT SOEVER 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 DESA HEATING PRODUCTS 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 www desatech com 113101 01 Rev A NOT A UPC 03 04
47. rd written warranty We make no other warranty expressed or implied LIMITED WARRANTY VENT FREE GAS FIREPLACE DESA Heating Products warrants this product to be free from defects in materials and components for two 2 years from the date of first purchase provided that the product has been properly installed operated and main tained in accordance with all applicable instructions To make a claim under this warranty the Bill of Sale or cancelled check must be presented This warranty is extended only to the original retail purchaser This warranty covers the cost of part s required to restore this heater to proper operating condition and an allowance for labor when provided by a DESA Heating Products Authorized Service Center Warranty part s MUST be obtained through authorized dealers of this product and or DESA Heating Products who will provide original factory replacement parts Failure to use original factory replacement parts voids this warranty The heater MUST be installed by a qualified in staller in accordance with all local codes and instructions furnished with the unit This warranty does not apply to parts that are not in original condition because of normal wear and tear or parts that fail or become damaged as a result of misuse accidents lack of proper maintenance or defects caused by improper installation Travel diagnostic cost labor transportation and any and all such other costs related to repairing a defective heate
48. s Only use logs supplied with heater 1 Locate pegs on the bottom of back log 1 Slide these pegs into the holes in the grate base 2 Open main gas valve located on or near gas behind the burner see Figure 18 Varie adn gas oropen propanerLP sup 2 Locate the notches on the back of the front Ply am log 2 Slide these notches over the tabs of 3 Make sure control knob of heater is in the the grate base see Figure 19 OFF positon 3 Locate the holes in the bottom of the left 4 Check all joints from gas meter natural gas crossover log 3 Place crossover log on ar propane LP supply to equipment shutoff pegs on left of the back log and front log see valve see Figure 16 or 17 page 15 Apply a Figure 20 page 17 commercial leak detection solution to all 27s H 4 Locate the holes in the bottom of the right Joints Bubbles forming SNOW RENE crossover log 4 Place crossover log on 5 Correct all leaks at once pegs on right of the back log and front log 6 Light heater see Operating Heater page 18 see Figure 20 page 17 manually controlled models or page 21 ther 5 Add lava rock around base of heater if desired mostatically controlled models Check all other Do not place lava rock on logs or burner internal joints for leaks 7 Turn off heater see To Turn Off Gas to Appli Back Log 1 ance page 20 manually controlled models or page 22 thermostatically controlled models INSTALLING LOGS MODELS
49. s coco densis eria tesoro cee Product Identification ssesssssss a Replacement Parts Local Codes raii dor ce ln 5 Troubleshooting ssesseeees Unpacking O A A shane 5 Optional Positioning of Thermostat Product Features e ciim rp rei 5 Sensing BUD sonnerie iiec 28 Air For Combustion and Ventilation 5 Specifications IPAS FEU SUI od qs pco a 7 Accessories Operating Heater sseseeeneees 18 Parts Central Inspecting Burners secu dicevo dls 22 Illustrated Parts Breakdown and Parts List 32 Cleaning and Maintenance 23 Warranty Information Back Cover Technical Service sess 24 2 www desatech com 113101 01A SAFETY INFORMATION AAWARNING This product con tains and or generates chemicals known to the State of California to cause cancer or birth defects or other reproductive harm IMPORTANT Read this owner s manual carefully and completely before trying to assemble oper ate or service this fireplace Im proper use of this fireplace can cause serious injury or death from burns fire explosion elec trical shock and carbon mon oxide poisoning A DANGER Carbon monoxide poisoning may lead to death Carbon Monoxide Poisoning Early signs of car bon monoxide poisoning resemble the flu with head ache
50. s dizziness or nausea If you have these signs the fireplace may not be working properly Get fresh air at once Have fireplace serviced Some people are more affected by carbon monoxide than others These include pregnant women people with heart or lung disease or anemia those under the influence of alcohol and those at high altitudes Natural and Propane LP Gas Natural and propane LP gases are odorless An odor making agent is added to these gases The odor helps you detect a gas leak However the odor added to the gas can fade Gas may be present even though no odor exists Make certain you read and understand all warn ings Keep this manual for reference It is your guide to safe and proper operation of this fireplace Ay WARNING Any change to this heater or its controls can be dangerous Ay WARNING Do not use a blower insert heat exchanger insert or other accessory not approved for use withthis heater AX WARNING Do not allow fans to blow directly into the fireplace Avoid any drafts that alter burner flame patterns Ceiling fans can create drafts that alter burner flame patterns Altered burner patterns can cause sooting Due to high temperatures the appliance should be located out of traffic and away from furni ture and draperies Do not place clothing or other flammable material on or near the appliance Never place any objects on the heater Heater base assem
51. sh air by using ventilation grills or ducts You must provide two permanent open ings one within 12 of the ceiling and one within 12 of the floor Connect these items directly to the outdoors or spaces open to the outdoors These spaces include attics and crawl spaces Follow the National Fuel Gas Code ANSI Z223 1 NFPA 54 Section 5 3 Air for Combustion and Ventilation for required size of ventilation grills or ducts IMPORTANT Do not provide openings for inlet or outlet air into attic if attic has a thermostat con trolled power vent Heated air entering the attic will activate the power vent Ventilated Outlet i Air Attic Outlet Air To Attic To Crawl N Space Inlet a Air PARE i Ventilated niet Air Crawl Space Figure 3 Ventilation Air from Outdoors INSTALLATION NOTICE This heater is intended for use as supplemental heat Use this heater along with your primary heating system Do not install this heater as your pri mary heat source If you have a central heating system you may run system s circulating blower while using heater This will help circulate the heat throughout the house In the event of a power outage you can use this heater as your primary heat source S amp S NS Ventilation J Grills Ventilation Grills Into Adjoining Or Into Adjoining Room Nin Remova Option 2 pr Door into Adjoining Room
52. st keep control areas burner and circu lating air passageways of heater clean Inspect these areas of heater before each use Have heater inspected yearly by a quali fied service person Heater may need morefrequent cleaning due to excessive lint from carpeting bedding material pet hair etc AX WARNING Failure to keep the primary air opening s of the burner s clean may result in sooting and property damage ODS PILOT AND BURNER Use a vacuum cleaner or small soft bristled brush to clean 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 and lint Clean these air inlet holes prior to each heating season Blocked air holes will create soot We recommend that you clean the unit every three months during operation and have heater inspected yearly by a qualified service person We also recommend that you keep the burner tube and pilot assembly clean and free of dust and dirt To clean these parts we recommend using com pressed air no greater than 30 PSI Your local com puter store hardware store or home center may carry compressed air in a can You can use a vacuum cleaner in the blow position If using com pressed air in a can please follow the directions on the can If you don t follow directions on the can you could damage the pilot assembly 1 Sh
53. ter with care Follow all local codes In the absence of local codes use the latest edition of The National Fuel Gas Code ANSI Z223 NFPA 54 Available from American National Standards Institute Inc 1430 Broadway New York NY 10018 National Fire Protection Association Inc Batterymarch Park Quincy MA 02269 Note Where listed vented decorative logs are re quired thermostat models are not permitted UNPACKING A CAUTION Do not remove the data plates from the grate assembly The data plates con tain important warranty and safety information 1 Remove logs and heater base assembly from carton Note Do not pick up heater base as sembly by burners 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 or up a chimney Heat is generated by realistic dancing yellow flames This heater is designed for vent free operation with flue damper closed It has been tested and approved to ANSI Z21 11 2 standard for unvented heaters State and local codes in some areas prohibit the use of vent free heaters Non thermostat models may also be operated as a vented decorative ANSI Z21 60 product by openi
54. tion Air From Inside Building page 7 B Vent room directly to the outdoors See Ventila tion Air From Outdoors page 7 6 www desatech com 113101 01A AIR FOR COMBUSTION AND VENTILATION Continued C Install a lower Btu Hr fireplace if lower Btu Hr size makes room unconfined If the actual Btu Hr used is less than the maximum Btu Hr the space can support the space is an un confined space You will need no additional fresh air ventilation AX WARNING If the area in which the heater may be oper ated is smaller than that defined as an unconfined space or if the building is of unusually tight construction provide adequate combustion and ventilation air by one of the methods described in the National Fuel Gas Code ANSI Z223 1 NFPA 54 Section 5 3 or applicable local codes VENTILATION AIR Ventilation Air From Inside Building This fresh air would come from an adjoining un confined space When ventilating to an adjoining unconfined space you must provide two perma nent openings one within 12 of the ceiling and one within 12 of the floor on the wall connecting the two spaces see options 1 and 2 Figure 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 fre
55. to ignitor cable 2 Ignitor cable pinched or wet 3 Piezo ignitor nut is loose Broken ignitor cable Bad piezo ignitor Ignitor electrode broken Ignitor electrode positioned wrong Mo up 1 2 3 4 3 6 de Reconnect ignitor cable Free ignitor cable if pinched by any metal or tubing Keep ignitor cable dry Tighten nut holding piezo igni tor to base panel of log set Nut is located behind base panel Replace ignitor cable Replace piezo ignitor Replace pilot assembly Replace pilot assembly When ignitor button is pressed there is spark at ODS pilot but no ignition 1 Gas supply turned off or equipment shutoff valve closed 2 Control knob not in PILOT position 3 Control knob not pressed in while in PILOT position 4 Air in gas lines when installed 5 Depleted gas supply pro pane LP only 6 ODS pilot is clogged 7 Gas regulator setting is not correct Turn on gas supply or open equipment shutoff valve Turn control knob to PILOT position Press in control knob while in PILOT position Continue holding down con trol knob Repeat igniting op eration until air is removed Contact local propane LP gas company Clean ODS pilot see Cleaning and Maintenance page 23 or replace ODS pilot assembly Replace gas regulator 113101 01A www desatech com 25 TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY ODS pilot lights
56. u cannot reach your gas supplier call the fire department This heater shall not be installed in a bedroom or bathroom unless installed as a vented ap pliance Variable Manually Controlled Mod els Only see Installing Damper Clamp Ac cessory for Vented Operation page 12 Do not burn solid fuel in a masonry or UL127 factory built fireplace in which a vent free room heater is installed Before installing in a solid fuel burning fire place 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 and firebox for damage If damaged repair flue before oper ating heater 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 Make sure there are no obstructions across openings of fireplace This log heater is designed to be smokeless If logs ever appear to smoke turn off heater and call a qualified service person Note Dur ing initial operation slight smoking could oc cur due to log curing and heater burning manu facturing residues To prevent the creation of soot follow the instructions in Cleaning and Maintenance page 23 11 6 7 oo 9 Before using furniture polish wax carpet
57. ure A CAUTION Do not pick up heater base assembly by the burner This could damage heater Only handle base assem bly by grates 12 www desatech com 113101 01A INSTALLATION Continued IMPORTANT Make sure the heater burners are level If heater is not level heater will not work properly For thermostat models avoid damage to thermostat bulb Avoid nicks or sharp bends in thermostat bulb wire Keep thermostat bulb in mounting bracket until ready to mount base to floor See Optional Positioning Of Thermostat Sensing Bulb page 28 Installation Items Needed E ad 5 10 hardware package provided with heater approved flexible gas hose not provided if allowed by local codes sealant resistant to propane LP gas not provided electric drill with 3 16 drill bit flathead screwdriver Apply pipe joint sealant lightly to male threads of the fitting to be threaded into gas regulator Connect approved flexible gas hose to gas regulator of heater see Figure 11 IMPORTANT Hold gas regulator with wrench when connecting flexible gas hose Locate masonry screws in hardware package Position heater base assembly in fireplace Place logs in their proper position on heater base see Installing Logs page 16 Center heater base and logs front to front and side to side in fireplace Carefully remove logs without moving heater base Mark screw locations through holes in mount ing brackets see Figure 12 If installing i
58. ut off the unit including the pilot Allow the unit to cool for at least thirty minutes 2 Inspect burner pilot and primary air inlet holes on injector holder for dust and dirt see Figure 32 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 in jector holder 6 Incaseany large clumps of dust have now been pushed into the burner repeat steps 3 and 4 Clean the pilot assembly also A yellow tip on the pilot flame indicates dust and dirt in the pilot as sembly There is a small pilot air inlet hole about two inches from where the pilot flame comes out of the pilot assembly see Figure 33 With the unit off lightly blow air through the air inlet hole You may blow through a drinking straw if com pressed air is not available Injector Holder May Be Brass or Aluminum Depending on Model Burner Tube Primary Air Inlet Holes Shape of Holes May Vary by Model Figure 32 Injector Holder On Outlet Burner Tube AA Burner Tube Pilot Assembly Pilot Air Inlet Hole Figure 33 Pilot Inlet Air Hole 113101 01A www desatech com 23 CLEANING AND MAINTENANCE Continued LOGS If you remove logs for cleaning refer to In stalling Logs page 16 through 18 to pro
59. valve to gas supply Check reconnected fittings for leaks Test Pressures Equal To or Less Than 1 2 PSIG 3 5 kPa 1 2 Propane LP Supply Tank Close equipment shutoff valve see Figure 15 Pressurize supply piping system by either opening propane LP supply tank valve for propane LP gas or opening main gas valve lo cated on or near gas meter for natural gas or using compressed air Check all joints from gas meter natural gas or propane LP supply to equipment shutoff valve see Figure 16 or 17 Apply a commer cial leak detection solution to all joints Bubbles forming show a leak Correct all leaks at once pt Open Equipment Shutoff Valve Closed Figure 15 Equipment Shutoff Valve Equipment Shutoff Valve Li IW Control Valve Location Figure 16 Checking Gas Joints Propane LP Gas Only Equipment Shutoff Valve 77 Gas Meter Control Valve Location Figure 17 Checking Gas Joints Natural Gas Only 113101 01A www desatech com 15 INSTALLATION Continued Pressure Testing Heater Gas Connections 1 Open equipment shutoff valve see Figure 15 page 15 Each log is marked with a number These num bers will help you identify the log when install ing It is very important to install these logs ex actly as instructed Do not modify log

Desa CGS2718NA User's Manual

Contents

Download Pdf Manuals

Related Search

Related Contents