Desa Tech CG2618PV Gas Heater User Manual
Contents
1. Minimum Non Combustible Material Clearances If Not Using Mantel Note If using a mantel go to page 11 If not using a mantel follow the information on this page You must have non combustible material s above the fireplace opening Non combustible 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 Non combustible material must extend at least 8 up for all models If non combustible material is less than 12 you must install the fireplace hood accessory 24 and 30 models only See chart below and Figure 5 for minimum clearances IMPORTANT If you cannot meet these minimum clearances you must operate heater with chimney flue damper open Go to Installing Damper Clamp Accessory for Vented Operation page 13 Non Combustible Requirements for Material Distance A Safe Installation 12 or more Non combustible material OK Between 8 and 12 24 or 30 Models Install fireplace hood acessory GA6050 or GA6052 see Accessories page 31 18 Model Non combustible material OK Less than 8 Non combustible material must be extended to at least 8 See Between 8 and 12 above If you cannot extend material you must operate heater with flue damper open Heat Resistant Material Figure 5 Heat Resistant Material Slate Marble Tile etc Above Fireplace 101992 INSTALLIN2. 101992 ILLUSTRATED PARTS BREAK DOWN Variably Controlled Models 101992 PARTS LIST Variably Controlled Models KEY NO CG2618PV 102230 01 102231 01 M11084 26 101333 02 101006 01 101330 01 101008 01 101007 01 100999 01 101331 05 098271 06 097159 02 098867 08 M11084 38 100996 01 098354 01 102013 01 100000 01 101053 01 099211 01 101329 12 100994 01 101004 10 101004 10 101012 01 099387 09 102255 01 102764 01 098249 01 099059 02 098594 01 29 2 098593 01 PARTS AVAILABLE NOT SHOWN 100563 01 101054 01 100565 01 100639 01 101137 01 101416 07 GA6060 This list contains replaceable parts used in your heater When ordering parts follow the instructions listed under Replacement Parts on page 30 of this manual PART NUMBER FOR CG3324PV 102230 02 102231 02 M11084 26 101332 01 101333 01 101006 01 101330 05 101008 01 101007 01 100999 02 101331 06 098271 06 097159 02 098867 08 M11084 38 100996 02 098354 01 102013 01 100000 01 101053 01 099211 01 101329 10 100994 01 101004 01 101004 02 101012 01 099387 09 102255 01 102764 01 098249 01 099059 02 098594 01 098593 01 100563 01 101054 01 100565 01 100639 01 101137 01 101416 07 GA6060 CG3630PV 102230 03 102231 03 M11084 26 101332 02 101333 01 101006 01 101330 06 101008 01 101007 01 100999 03 101331 07 098271 06 097159 02 098867 08 M11084 38 100996 03 098354
3. ODS PILOT AND BURNERS e Use a vacuum cleaner or small soft bristled brush to clean LOGS e If you remove logs for cleaning refer to Installing Logs page 19 to properly replace logs e Replace log s if broken or chipped dime sized or larger WARNING Turn off and unplug heater and let cool before servicing Only a qualified service person should service and repair heater CAUTION Never use a wire needle or similar object to clean ODS pilot This can damage ODS pilot unit OBSERVED PROBLEM POSSIBLE CAUSE REMEDY When ignitor button 1 is pressed there is no spark at ODS pilot 2 NYDN Ignitor electrode not con nected to ignitor cable Ignitor cable pinched or wet Piezo ignitor nut is loose Broken ignitor cable Bad piezo ignitor Ignitor electrode broken Ignitor electrode posi tioned wrong 1 2 NYDAMN A Tighten nut holding Replace ignitor cable Replace piezo ignitor Replace piezo ignitor Replace piezo ignitor Reconnect ignitor cable Free ignitor cable if pinched by any metal or tubing Keep ignitor cable dry piezo ignitor to base panel of log set Nut is located behind base panel Continued 101992 TROUBLE SHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY When ignitor button is pressed there is spark at ODS pilot but no ignition 1 Gas supply turned off or
4. Comfort Gia UNVENTED VENT FREE PROPANE LP GAS LOG HEATER Variably Control Models Also Designed Certified as Vented Decorative Appliance This appliance may be installed in an aftermarket manufactured mobile home where not prohibited by state or local codes Aftermarket Completion of sale not for purpose of resale from the manufacturer OWNER S OPERATION AND INSTALLATION MANUAL t S X CG3324PT CG3630PT CG2618PV CG3324PV and CG3630PV Thermostat and Variably Controlled Models WARNING If the information in this manual is not followed exactly a fire or explosion may result causing property damage personal injury or loss of life Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS e Do not try to light any appliance e Do not touch any electrical switch do not use any phone in your build ing Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions e If you cannot reach your gas sup plier call the fire department Installation and service must be per formed by a qualified installer service agency or the gas supplier WARNING Improper installation adjust ment alteration service or maintenance can cause injury or property damage Refer to this manual for correct installa tion and operational procedures For
5. 4 Fully open manual shut off valve 5 A Contact local pro pane LP gas company B Clean ODS pilot see Cleaning and Mainte nance page 23 or replace ODS pilot assembly 6 Hand tighten until snug then tighten 1 4 turn more 7 Replace thermocouple 8 Replace control valve 101992 TROUBLE SHOOTING Continued OBSERVED POSSIBLE PROBLEM CAUSE REMEDY One or both burners 1 Burner orifice s 1 Clean burner s see do not light after ODS pilot is lit clogged Cleaning and Mainte nance page 23 or replace burner orifice s 2 Inlet gas pressure is 2 Contact local propane too low LP gas company 3 Mislocated crossover 3 Contact qualified service tube person 4 Burner orifice s 4 Replace burner orifice s diameter is too small Delayed ignition of 1 Manifold pressure is 1 Contact local propane one or both burners too low LP gas company 2 Burner orifice s 2 Clean burner s see clogged Cleaning and Mainte nance page 23 or replace burner orifice s 3 Mislocated crossover 3 Contact qualified service tube person Burner backfiring 1 Burner orifice is 1 Clean burner see during combustion clogged or damaged Cleaning and Mainte nance page 23 or replace burner orifice 2 Damaged burner 2 Replace damaged burner 3 Gas regulator defective 3 Replace gas regulator Yellow flame in front 1 Not enough air 1 Check burner s for dirt burner during burner and debris
6. assistance or additional information con sult a qualified installer service agency or the gas supplier WARNING This gas log set is for instal lation in a masonry solid fuel burning fireplace a U L listed manufactured solid fuel burning fireplace or an AGA design certified vent free firebox listed for use with these gas log models WARNING This is an unvented gas fired heater It uses air oxygen from the room in which it is installed Provi sions for adequate combustion and ven tilation air must be provided Refer to Air for Combustion and Ventilation section in this manual Save this manual for future reference CONTENTS SAFETY INFORMATION SECTION PAGE Safety Informati n psie nania Rro S e EE E EE EERE 2 Product Identification lt iccci sicestscyssscpsstpecsabesstessstscteiassenssssiadavassiessesdbssobesee 4 Vocal Codes iisen one es ed ee 4 Unpacking sacra tetas ach are Adair aao BESE E EE Eia Aiea ect 4 Product Features ser Sorre enorer e eere ee E e A dress o eine 4 Air for Combustion and Ventilation sesseesseseseeeeeesssreersreersrrerrrrereeresene 5 Installing ci sh het ariel E E R A i as RON a 8 Check Gas Type tscssces cs decnsen eeel eesin dui EEEE EEE NEEE EERE 8 Installation and Clearances Vent Free Operation Only 9 Installing Damper Clamp Accessory for Vented Operation 13 Installing Heater Base Assembly eeeceesceececeeec
7. heater is designed for vent free operation with flue damper closed State and local codes in some areas prohibit the use of vent free heaters You can operate heater as a vented product by opening flue damper Safety Device This heater has a pilot with an Oxygen Depletion Sensor Shutoff System ODS The ODS pilot is a required feature for vent free room heaters The ODS pilot shuts off the heater if there is not enough fresh air Piezo Ignition System This heater has a piezo ignitor This system requires no matches batteries or other sources to light heater 101992 AIR FOR COMBUSTION AND VENTILATION A WARNING This heater shall not be installed in a confined space unless provisions are provided for adequate combustion and ventilation air Read the following instructions to insure proper fresh air for this and other fuel burning appliances in your home Today s homes are built more energy efficient than ever New materials increased insulation and new construction methods help reduce heat loss in homes Home owners weather strip and caulk around windows and doors to keep the cold air out and the warm air in During heating months home owners want their homes as airtight as possible While it is good to make your home energy efficient your home needs to breathe Fresh air must enter your home All fuel burning appliances need fresh air for proper combustion and ventilation Exhaust f
8. manual 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 6 ODS pilot is clogged 7 Gas regulator setting is not correct 1 Turn on gas supply or open manual shutoff valve 2 Turn control knob to PILOT position 3 Press in control knob while in PILOT position 4 Continue holding down control knob Repeat igniting operation until air is removed 5 Contact local propane LP gas company 6 Clean ODS pilot see Cleaning and Mainte nance page 23 or replace ODS pilot assembly 7 Replace gas regulator ODS pilot lights but flame goes out when control knob is released 1 Control knob not fully pressed in 2 Control knob not pressed in long enough 3 Safety interlock system has been triggered thermostat models only 4 Manual shutoff valve not fully open 5 Pilot flame not touching thermocouple which allows thermocouple to cool causing 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 6 Thermocouple connec tion loose at control valve 7 Thermocouple damaged 8 Control valve damaged 1 Press in control knob fully 2 After ODS pilot lights keep control knob pressed in 30 seconds 3 Wait one minute for safety interlock system to reset Repeat ignition operation
9. 02 101331 06 098271 06 097159 02 098867 08 M11084 38 100996 02 098354 01 102013 01 100000 01 101053 01 099211 01 098544 01 101329 07 100994 01 101004 01 101004 02 101012 01 099387 09 102255 01 102764 01 099059 02 098594 01 098593 01 098249 01 100563 01 101054 01 100565 01 100639 01 101137 01 101416 07 GA6060 CG3630PT 102230 03 102231 03 M11084 26 101332 02 101333 01 101006 01 101330 06 101008 01 101007 01 100999 03 101331 07 098271 06 097159 02 098867 08 M11084 38 100996 03 098354 01 102013 01 100000 01 101053 01 099211 01 098544 01 101329 06 100994 01 101004 02 101004 06 101012 01 099387 09 102255 01 102764 01 099059 02 098594 01 098593 01 098249 01 100563 01 101054 01 100565 01 100639 01 101137 01 101416 07 GA6060 Front Log 1 Rear Log 2 Screw Left Front Branch 4 Right Front Branch 5 Pilot Bracket Front Burner Assembly Gasket Crossover Burner Crossover Burner Rear Burner Assembly Base Assembly with decals Ignitor Cable Piezo Ignitor Gas Regulator Screw Pipe Nipple Control Knob Control Rod Cotter Pin Adapter Screw Thermostat Clamp Thermostat Gas Valve Assy Thermovalve Bracket Rear Burner Injector Front Burner Injector Thermostat Burner Tube Pilot Tube Strap Shield Heat O D S Pilot Ignitor Thermocouple Nut PARTS AVAILABLE NOT SHOWN Warning Plate Lighting Instructions Plate Chain Caution Decal Hardware K
10. C 7 9 W C Inlet Gas Pressure in of water Maximum 14 14 Minimum 11 11 For purpose of input adjustment Shipping Weight 38 Ibs 40 Ibs CG2618PV CG3324PV CG3630PV B T U Variable 16 000 26 000 20 000 33 000 21 500 36 000 Type Gas Propane LP Only Propane LP Only Propane LP Only Ignition Piezo Piezo Piezo Manifold Pressure 7 9 W C 7 9 W C 7 9 W C Inlet Gas Pressure in of water Maximum 14 14 14 Minimum 11 11 11 For purpose of input adjustment Shipping Weight 36 Ibs 38 Ibs 40 Ibs When gas pressure is too low e pilot will not stay lit e burners will have delayed ignition e heater will not produce specified heat e propane LP gas supply may be low When gas quality is bad e pilot will not stay lit e burners will produce flames and soot e heater will backfire when lit You may feel your gas pressure is too low or gas quality is bad If so contact your local propane LP gas supplier 101992 REPLACEMENT PARTS PARTS CENTRALS Note Use only original replacement parts This will protect your warranty cover age for parts replaced under warranty Parts Under Warranty Contact authorized dealers of this product If they can t supply original replacement part s call DESA International s Technical Service Department at 1 800 323 5190 When calling DESA International have ready e your name e your address e model number of your heater e how heater was malfunctioni
11. If found combustion clean burner s see Cleaning and Mainte nance page 23 2 Gas regulator defective 2 Replace gas regulator Slight smoke or odor 1 Residues from manu 1 Problem will stop after a during initial opera facturing processes few hours of operation tion and logs curing Moisture condensation 1 Not enough combus 1 Refer to Air for Com noticed on windows tion ventilation air bustion and Ventilation requirements page 5 Heater produces a 1 Turning control knob 1 Turn control knob to LO whistling noise when to HI position when position and let warm up burners are lit burners are cold for a minute 2 Air in gas line 2 Operate burners until air is removed from line Have gas line checked by local propane LP gas company 3 Air passageways on 3 Observe minimum heater blocked installation clearances see pages 9 12 4 Dirty or partially 4 Clean burners see clogged burner orifice s Cleaning and Maintenance page 23 or replace burner orifice s Continued Bg TROUBLE SHOOTING Continued WARNING If you smell gas e Shut off gas supply e 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 IMPORTANT Operating heater where impurities
12. diagrams or failure to use only parts specifically approved with this heater may result in property damage or personal injury Each log is marked with a number These numbers will help you identify the log when installing It is very important to install these logs exactly as instructed Do not modify logs Only use logs supplied with heater 1 Slide front log 1 into place behind front burner Make sure tabs at bottom of log are behind front burner see Figure 17 2 Slide rear log 2 into place behind rear burner see Figure 18 3 Place left front branch 4 and right front branch 5 24 and 30 models or front branch 4 18 model into place see Figure 19 Make sure notches on bottom rest on grates 4 Add lava rock around base of heater Front Log 1 Figure 17 Installing Front Log Rear Log 2 eo Left Branch 4 ae 8 Right Branch 5 Figure 18 Installing Rear Log Figure 19 Installing Rear Log 101992 OPERATING HEATER Ml FOR YOUR SAFETY READ BEFORE LIGHTING B WARNING If you do not follow these instructions exactly a fire or explosion may result causing property damage personal injury or loss of life A This appliance has a pilot which must be lighted by hand When lighting the pilot follow these instructions exactly B BEFORE LIGHTING smell all around the appliance area for gas Be sure to smell next to the floor because some gas is he
13. ft Flue Opening sq ins 6 to 15 39 sq inches 15 to 30 29 sq inches Area of Various Standard Round Flues Diameter ins Area sq ins 5 20 sq inches 6 29 sq inches 7 39 sq inches 8 51 sq inches Damper Clamp Damper lpg Nae Damper Masonry Fireplace Manufactured Fireplace Figure 10 Attaching Damper Clamp 101992 INSTALLING Continued INSTALLING HEATER BASE ASSEMBLY 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 WARNING If installing in a sunken fireplace special care is needed You must raise the fireplace floor to allow access to heater control panel This will insure adequate air flow and guard against soot ing Raise fireplace floor with non combustible material Make sure material is secure CAUTION Do not pick up heater base assembly by burners This could damage heater Only handle base assembly by grates 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 Installation Items Needed e hardware package provided with heater e approved flexible gas hose not provided if allowed by local codes e sealant resistant to LP gas not
14. in air exist may create odors Cleaning supplies paint paint remover cigarette smoke cements and glues new carpet or textiles etc create fumes These fumes may mix with combustion air and create odors These odors will disappear over time OBSERVED POSSIBLE PROBLEM CAUSE REMEDY Heater produces a 1 Metal expanding while 1 This is common with clicking ticking noise just after burners are lit or shut off heating or contracting while cooling most heaters If noise is excessive contact qualified service person Heater produces 1 Heater burning vapors 1 Open window to ventilate unwanted odors from paint hair spray room Stop using odor glues cleaners chemi causing products while cals new carpet etc See heater is running IMPORTANT statement above 2 Low fuel supply 2 Refill supply tank 3 Gas leak See Warning 3 Locate and correct all leaks statement at top of see Checking Gas Con page nections page 17 Heater shuts off in use 1 Not enough fresh air is 1 Open window and or door ODS operates available for ventilation 2 Low line pressure 2 Contact local propane LP gas company 3 ODS pilot is partially 3 Clean ODS pilot see clogged Cleaning and Mainte nance page 23 Gas odor even when 1 Gas leak See Warning 1 Locate and correct all leaks control knob is in OFF statement at top of see Checking Gas Con position page nections page 17 2 Control valve defective 2 Replace control v
15. may lead to death Carbon Monoxide Poisoning Early signs of carbon monoxide poisoning resemble the flu with headaches dizziness or nausea If you have these signs the heater may not be working properly Get fresh air at once Have heater serviced Some people are more affected by carbon monoxide than others These include pregnant women people with heart or lung disease or anemia those under the influence of alcohol and those at high altitudes Propane LP Gas Propane LP gas is odorless An odor making agent is added to the gas The odor helps you detect a gas leak However the odor added to the gas can fade Gas may be present even though no odor exists Make certain you read and understand all Warnings Keep this manual for reference It is your guide to safe and proper operation of this heater Safety Information continues on next page 101992 SAFETY WARNINGS Continued WARNING Any change to this heater or its controls can be dangerous INF ORM ATION 1 This appliance is only for use with the type of gas indicated on the rating plate This appliance is not convertible for use with other gases Continued 2 Do not place propane LP supply tank s inside any structure Locate propane LP supply tank s outdoors 3 If you smell gas e shut off gas supply e do not try to light any appliance e do not touch any electrical switch do not use any phone in your building e immediately call your gas
16. not required see Figure 6 Mantel Shelf Underside of Mantel Shelf All minimum distances are in inches Minimum Non A Combustible A Log Set Material 12 20 241 2 1271 2 130 24 30 Models 8 14 168 4 1812 120 e 18 Model ee Top of Fireplace QS RE Opening Minimum Non Distances to Combustible Underside of Material Height Mantel Figure 6 Minimum Mantel Clearances Without Using Hood If above minimum clearances are not met you must have a hood Follow minimum clearances shown in Figure 7 when using hood Continued Wl 101992 INSTALLING Continued Mantel Shelf Underside of Mantel Shelf All minimum distances are in inches Log Sets 8 12 15 18 20 lt 18 24 Min amp 30 Models ae Top of Fireplace c cmc Opening Distances to Underside of Mantel Minimum Non Combustible Material GA6050 GA6052 Figure 7 Minimum Mantel Clearances When Using Hood If your installation does not meet the above minimum clearances you must e operate the logs only with the flue damper open OR e raise the mantel to an acceptable height OR e remove the mantel Floor Clearances A If installing appliance on the floor level you must maintain the minimum distance of 14 to combustibles see Figure 8 Combustible 14 Material Non Combustible Material Figure 8 Minimum Fireplace Clearances If Inst
17. or steel pipe Internally 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 pressure will occur Installation must include a manual 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 page 17 Apply pipe joint sealant lightly to male threads This will prevent excess sealant from going into pipe Excess sealant in pipe could result in clogged heater valves CAUTION Use pipe joint sealant that is resistant to liquid petroleum LP gas Install sediment trap in supply line as shown in Figure 14 page 17 Locate sedi ment trap where it is within reach for cleaning 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 101992 INSTALLING enon Continued Avoid damage to regulator Hold gas regulator with wrench when connecting it to gas piping and or fittings A G A Design Certified Manual Shutoff Valve From With 1 8 NPT Tap External Regulator Approved Flexible 11 W C to Gas Hose if allowed 14 W C by local codes Pressure Gas R
18. supplier from a neighbor s phone Follow the gas supplier s instructions e if you cannot reach your gas supplier call the fire department This heater shall not be installed in a bedroom or bathroom Never install the heater e in a recreational vehicle e where curtains furniture clothing or other flammable objects are less than 36 inches from the front top or sides of the heater e in high traffic areas e in windy or drafty areas 6 Before installing in a solid fuel burning fireplace the chimney flue and firebox must be cleaned of soot creosote ashes and loose paint by a qualified chimney cleaner Creosote will ignite if highly heated Inspect chimney flue for damage If damaged operate heater with flue damper closed 7 Iffireplace has glass doors never operate this heater with glass doors closed If you operate heater with doors closed heat buildup inside fireplace will cause glass to burst Also if fireplace opening has vents at the bottom you must open the vents before operating heater 8 You must operate this heater with a fireplace screen in place Make sure fireplace screen is closed before running heater 9 This log heater is designed to be smokeless If logs ever appear to smoke turn off heater and call a qualified service person Note During initial operation slight smoking may occur due to log curing and heater burning manufacturing residues 10 Do not allow fans to blow directly into the fireplace Avoid any draft
19. 01 102013 01 100000 01 101053 01 099211 01 101329 13 100994 01 101004 02 101004 06 101012 01 099387 09 102255 01 102764 01 098249 01 099059 02 098594 01 098593 01 100563 01 101054 01 100565 01 100639 01 101137 01 101416 07 GA6060 QTY Front Log 1 Rear Log 2 Screw Left Front Branch 4 Right Front Branch 5 Pilot Bracket Front Burner Assembly Gasket Crossover Burner Crossover Burner Rear Burner Assembly Base Assembly with decals Ignitor Cable Piezo lIgnitor Gas Regulator Screw Pipe Nipple Control Knob Control Rod Cotter Pin Adapter Screw Gas Valve Assy Valve Bracket Rear Burner Injector Front Burner Injector Burner Tube Pilot Tube Strap Shield Heat Nut O D S Pilot Ignitor Thermocouple Warning Plate Lighting Instructions Plate Chain Caution Decal Hardware Kit Information Video Lava Rock 1 5 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 4 101992 ILLUSTRATED PARTS BREAK DOWN Thermostat Controlled Models 101992 PARTS LIST Thermostat Controlled Models This list contains replaceable parts used in your heater When ordering parts follow the instructions listed under Replacement Parts on page 30 of this manual KEY PART NUMBER FOR NO CG3324PT 102230 02 102231 02 M11084 26 101332 01 101333 01 101006 01 101330 05 101008 01 101007 01 100999
20. 4 Parts Department Albany Ladder 1586 90 Central Avenue Albany NY 07728 NY MA VT 1 800 354 7368 518 869 5335 Parts Department Dayton Hardware P O Box 275 North Dayton Station Dayton OH 45404 All States 513 258 3721 OH 1 800 762 3426 Parts Department Halco Enterprises 208 Carter Drive Unit 21 West Chester PA 19382 610 430 7717 US 1 800 368 0803 Parts Department LA Porte s Parts amp Service 2444 North 5th Street Hartsville SC 29550 803 332 0191 Parts Department Cans Unlimited Inc P O Box 645 Taylor SC 29687 All States 803 879 3009 1 800 845 5301 Parts Department 101992 ACCESSORIES Purchase these heater accessories from your local dealer If they can not supply these accessories call DESA International s Parts Department at 1 800 972 7879 for information You can also write to the address listed on the back page of this manual MANUAL SHUTOFF VALVE GA5010 For all models Manual shutoff valve with 1 8 NPT tap Fits 1 2 NPT pipe BLACK FIREPLACE HOOD GA6050 For all models Helps deflect heat away from mantel or wall above fireplace BRASS FIREPLACE HOOD GA6052 For all models Helps deflect heat away from mantel or wall above fireplace DAMPER CLAMP GA6080 For variably controlled models Permanently opens chimney flue damper for vented operation LAVA ROCK GA6060 For all models Order when additional rock is desired 3 1b bag
21. G Continued Minimum Non Combustible Material Clearances If Using Mantel You must have non combustible material s above the fireplace opening Non combustible 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 Non combustible material must extend at least 8 inches up for all models If non combustible material is less than 12 you must install the fireplace hood accessory 24 and 30 models only Even if non combustible material is more than 12 you may need the hood accessory to deflect heat away from your mantel shelf See chart below and Figures 6 and 7 for minimum clearances IMPORTANT If you cannot meet these minimum clearances you must operate heater with chimney flue damper open Go to Installing Damper Clamp Accessory for Vented Operation page 13 Non Combustible Requirements for Material Distance A Safe Installation 12 or more Non combustible material OK Between 8 and 12 24 or 30 Models Install fireplace hood acessory GA6050 or GA6052 see Accessories page 31 18 Model Non combustible material OK Less than 8 Non combustible material must be extended to at least 8 See Between 8 and 12 above If you cannot extend material you must operate heater with flue damper open Mantel Clearances If you meet minimum clearance between mantel shelf and top of fireplace opening a hood is
22. alled at Floor Level B If combustible materials are less than 14 to the fireplace you must install appliance at least 5 above the combustible flooring see Figure 9 Hearth Combustible Material Figure 9 Minimum Fireplace Clearances Above Combustible Flooring 101992 INSTALLING 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 fireplace 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 page 31 This will insure vented operation see Figure 10 The damper clamp will keep damper open Installation instructions are included with clamp accessory See chart below for minimum permanent flue opening you must provide Attach damper clamp so the minimum permanent flue opening will be maintained at all times Chimney Minimum Permanent Height
23. alve Gas odor during 1 Foreign matter between 1 Take apart gas tubing and combustion control valve and burner remove foreign matter 2 Gas leak See Warning 2 Locate and correct all leaks statement at top of see Checking Gas Con page nections page 17 Log set cycles to pilot 1 Thermostat sensing bulb 1 Reposition thermostat but room temperature drops to a lower than ideal level before log set comes back on needs to be repositioned sensing bulb see Instruc tions for Optional Position ing of Thermostat Sensing Bulb page 27 101992 OPTIONAL POSITIONING OF THERMOSTAT SENSING BULB For Masonry and Factory built Metal Fireplace If your log set cycles to pilot but the room temperature drops to a lower than ideal comfort level before the log set comes back on you may want to reposi tion the thermostat sensing bulb The thermostat sensing bulb is located on the gas valve assembly This location allows the thermostat to keep the room temperature at an ideal comfort level for most fireplace applications For positioning the thermostat sensing bulb elsewhere an adhesive backed mounting clip has been provided Tools needed 5 16 hex driver or socket 1 Locate the gas valve assembly and thermostat sensing blub see Figure 26 Thermostat Sensing Bulb Figure 26 Location of Gas Valve Assembly and Thermostat Sensing Bulb 2 The adhesive backed mounting clip see Figure 27 is attached to the therm
24. ans fireplaces clothes dryers and fuel burning appliances draw air from the house to operate You must provide adequate fresh air for these appliances This will insure proper venting of vented fuel burning appliances PROVIDING ADEQUATE VENTILATION The following is exerpts from National Fuel Gas Code NFPA 54 ANSI 2223 1 Section 5 3 Air for Combustion and Ventilation All spaces in homes fall into one of the three following ventilation classifications 1 Unusually Tight Contruction 2 Unconfined Space 3 Confined Space The information on pages 5 through 7 will help you classify your space and provide adequate ventilation Unusually Tight Construction The air that leaks around doors and windows may provide enough fresh air for combustion and ventilation However in buildings of unusually tight construction you must provide additional fresh air Unusually tight construction is defined as construction where a walls and ceilings exposed to the outside atmosphere have a continu ous water vapor retarder with a rating of one perm or less with open ings gasketed or sealed and b weather stripping has been added on openable windows and doors and c caulking or sealants are applied to areas such as joints around window and door frames between sole plates and floors between wall ceiling joints between wall panels at penetrations for plumbing electrical and gas lines and at other openings If your home meets all of the three crit
25. avier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS e Do not try to light any appliance e Do not touch any electric 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 Ifyou 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 technician or gas supplier Force or attempted repair may result in a fire or explosion D Do not use this appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water EE LIGHTING INSTRUCTIONS M WARNING e If fireplace has glass doors never operate this heater with glass doors closed If you operate heater with doors closed heat buildup inside fireplace will cause glass to burst Also if fireplace opening has vents at the bottom you must open the vents before operating heater You must operate this heater with a fireplace screen in place Make sure fireplace screen is closed before running heater NOTICE During initial operation of new heater burning logs will give off a paper burning smell Orange flame will also be present Open damper or window to vent sm
26. cal codes WARNING Before installing in a previously used wood burning fireplace clean chimney flue and firebox Make sure flue is free of any creosote Creosote will ignite if highly heated Inspect chimney flue for dam age If damaged operate heater with flue damper closed WARNING Seal any fresh air vents or ash clean out doors located on floor or wall of fireplace If not drafting may cause pilot outage or sooting Use a heat resistant sealant Do not seal chimney flue damper WARNING Never install the heater in a bedroom or bathroom in a recreational vehicle where curtains furniture clothing or other flammable objects are less than 36 inches from the front top or sides of the heater e in high traffic areas e in windy or drafty areas 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 in the air such as tobacco smoke exist may discolor walls 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 pages 5 through 7 CHECK GAS TYPE Use only propane LP gas If your gas supply is not propane LP do not install heater Call dealer where y
27. egulator ae Tee Joint Hn Pipe Nipple Ny 3 Minimum Cap Sediment Trap Figure 14 Gas Connection Purchase the optional A G A design certified manual shutoff valve from your dealer See Accessories page 31 Minimum inlet pressure for purpose of input adjustment CHECKING GAS CONNECTIONS WARNING Test all gas piping and connections for leaks after installing or servicing Correct all leaks at once WARNING Never use an open flame to check for a leak Apply a mixture of liquid soap and water to all joints Bubbles forming show a leak Correct all leaks at once CAUTION Make sure external regulator has been installed between propane LP supply and heater See guidelines under Connecting to Gas Supply page 15 Pressure Testing gas Supply Piping system Test Pressures In Excess Of 1 2 PSIG 1 Disconnect heater and its individual manual 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 manual shutoff valve was connected Continued 101992 INSTALLING Continued yi Test Pressures Equal To or Less Than 1 2 PSIG 1 2 4 Pressure Testing Heater Gas Connections 1 2 3 4 gi Pressurize supply piping system by either using compressed air or opening propane LP supply tank valve Check all joints of gas supply piping system Apply mixture
28. el 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 D vARIiABLE CONTROL OPERATION D The variable control valve can be set to any heat setting and flame height desired by simply turning the control knob until that setting is attained Even the lowest setting provides realistic flames and glowing embers from two burners Selecting higher settings produces greater heat output This results in increased heating comfort 101992 INSPECTING BURNERS Check pilot flame pattern and burner flame patterns often PILOT FLAME PATTERN Figure 22 shows a correct pilot flame pattern Figure 23 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 Thermocouple Pilot Burner Thermocouple f Pilot Burner oe OX Figure 22 Correct Pilot Figure 23 Incorrect Pilot Flame Pattern Flame Pattern If pilot flame pattern is incorrect as shown in Figure 23 e turn heater off see To Turn Off Gas to Appliance page 21 e see Troubleshooting pages 23 through 26 FRONT BURNER FLAME PATTERN Figure 24 shows correct front burner flame pattern Figure 25 sh
29. ell This will only last a few hours Note Homeowners generally prefer to operate their heater with the chimney damper closed This will put all the heat into the room However there may be times you will desire the full flames of the Hi heat setting but will find the heat output excessive You can open the chimney damper if you have one fully or partially to release some of the heat WARNING Damper handle will be hot if heater has been running 1 STOP Read the safety information above 2 Make sure manual shutoff valve is fully open 3 Turn control knob clockwise N to the OFF position Ignitor Button Figure 20 Control Knob and Ignitor Button Location 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 above If you don t smell gas go to the next step 101992 OPERATING HEATER Continued 5 Turn control knob counterclockwise to the PILOT position Press in control knob for five 5 seconds see Page 20 Note You may be running this heater for the first time after hooking up to gas supply If so the control knob may need to be pressed in for 30 seconds or less This will allow air to bleed from the gas system If control knob does not pop out when released contact a qualified service person or gas supplier for repairs 6 With control knob pressed in press and
30. eria above you must provide addi tional fresh air See Ventilation Air From Outdoors page 7 If your home does not meet all of the three criteria above proceed to page 6 Unconfined Space The National Fuel Gas Code ANSIZ223 1 1992 Section 5 3 defines uncon fined space as having a minimum air volume of 50 cubic feet 127 cubic cm for each 1000 Btu Hr input rating of all appliances in the space cubic feet equals length x width x height of space Include adjoining rooms only if there are doorless passageways or ventilation grills between the rooms Confined Space The National Fuel Gas Code ANSIZ223 1 1992 Section 5 3 defines confined space as having an air volume of less than 50 cubic feet 127 cubic cm for each 1000 Btu Hr input rating of all appliances in the space cubic feet equals length x width x height of space Include adjoining rooms only if there are doorless passageways or ventilation grills between the rooms Continued 101992 AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this work sheet to determine if you have a confined or unconfined space Space Includes the room in which you will install heater plus any adjoining rooms with doorless passageways or ventilation grills between the rooms 1 Determine the volume of the space length x width x height Length x Width x Height cu ft vol
31. esseceeeeceeeeneeeeee 14 Connecting to Gas Supply eee ceeeecscessecneesaecneceaecneceeeseeesees 15 Checking Gas Connections o0 eeeeceeeeseeseecseceeceeceeesecsseeseensensees 17 Installing Logse a ca his aetna eee 19 Operating Heater nsien irie S EE Miers EE E aces 20 Inspecting BUmMers cs ics ceescceusorvesceasscvaasee ovssheciaycediesets E O NE EES 22 Cleaning and Maintenance 00 eee eeessecseesecneceseceeceseeeeeeeeeeeeseeeeeens 23 Troubleshooting iieii ieies e a a Eens ei eaer resa ie 23 Optional Positioning of Thermostat Sensing Bulb oe eee 27 Technical SCLVACE xs co wsvstsenseivsteontatesos Aebsuaes cess saewensenvees Aydt eowussbarreneetee 29 Specifications sssri aces scetge ss yousbdosesysedotssseupissiedstescasatevebse sees 29 Service HINIS istiies sete aches Ae eels el iin aed 29 Replacement Partsi nsira Sven canis Stier iso isl aca AEE dears 30 ACCESSOLICS wo vo pst cress renens er E ae hs ah ddsck sures dogsh o O O REE TS IEEE Nnnn 31 Ilustrated Parts Lists sisser rss etesse esseni peser 32 35 Warranty Information sesseeeseseeeesseessseeresrsserrsseeresrerrsrenresrssrrrnserrrereerereet Back Cover WARNINGS IMPORTANT Read this owner s manual carefully and completely before trying to assemble operate or service this heater Improper use of this heater can cause serious injury or death from burns fire explosion electrical shock and carbon monoxide poisoning DANGER Carbon monoxide poisoning
32. g Green KY 42102 9004 For information about this warranty write 101992 01 Rev D 02 96
33. it Information Video Lava Rock QTY Pea eon nnn nono nnn nnn nn pp BP ann nn nn nn in in CH a 101992 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 PROPANE LP GAS LOG HEATERS DESA International warrants this product to be free from defects in materials and components for one 1 year from the date of first purchase provided that the product has been properly installed operated and maintained in accordance with all applicable instructions To make a claim under this warranty the Bill of Sale or cancelled check must be presented This warranty is extended only to the original retail purchaser This warranty covers the cost of part s required to restore this heater to proper operating condition and an allowance for labor when provided by a DESA Authorized Service Center Warranty part s MUST be obtained through authorized dealers of this product and or DESA International who will provide original factory replacement parts Failure to use original factory replacement parts voids this warranty The heater MUST be installed by a qualified installer in accordance with all loca
34. l codes and instructions furnished with the unit This warranty does not apply to parts that are not in original condition because of normal wear and tear or parts that fail or become damaged as a result of misuse accidents lack of proper maintenance or defects caused by improper installation Travel diagnostic cost labor transportation and any and all such other costs related to repairing a defective heater will be the responsibility of the owner TO THE FULL EXTENT ALLOWED BY THE LAW OF THE JURISDICTION THAT GOVERNS THE SALE OF THE PRODUCT THIS EXPRESS WARRANTY EXCLUDES ANY AND ALL OTHER EXPRESSED WARRANTIES AND LIMITS THE DURATION OF ANY AND ALL IMPLIED WARRANTIES INCLUDING WARRANTIES OF MER CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE TO ONE 1 YEAR FROM THE DATE OF FIRST PURCHASE AND DESA INTERNATIONAL S LIABILITY IS HEREBY LIMITED TO THE PURCHASE PRICE OF THE PRODUCT AND DESA INTERNATIONAL SHALL NOT BELIABLE FOR ANY OTHER DAMAGES WHATSO EVER INCLUDING INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES Some states do not allow a limitation on how long an implied warranty lasts or an exclusion or limitation of incidental or consequential damages so the above limitation on implied warranties or exclusion or limitation on damages may not apply to you This warranty gives you specific legal rights and you may also have other rights that vary from state to state DESA INTERNATIONAL 2701 Industrial Drive P O Box 90004 Bowlin
35. ng e type of gas used propane LP or natural gas e purchase date Usually we will ask you to return the defective part to the factory Parts Not Under Warranty Contact authorized dealers of this product If they can t supply original replacement part s call DESA International s Parts Department at 1 800 972 7879 for referral information When calling DESA International have ready e model number of your heater e the replacement part number These Parts Centrals are privately owned businesses They have agreed to support our customer s needs by providing original replacement parts and accessories When calling a Parts Central ask for the Parts Department Baltimore Electric 1348 Dixwell Avenue Hamden CT 06514 1 800 397 7553 203 248 7553 Parts Department Portable Heater Parts 342 N County Rd 400 East Valparaiso IN 46383 All States 219 462 7441 1 800 362 6951 Parts Department Four Flags Power Products 1115 Stateline Road Niles MI 49120 616 684 2697 Parts Only Master Parts Distributors 1184 Wilson Ave NW Walker MI 49504 616 791 0505 US 1 800 446 1446 Fax 616 791 8270 Parts Department Washer Equipment Co 1715 Main Street Kansas City MO 64108 KS MO AR 816 842 3911 Parts Department East Coast Energy Products 707 Broadway W Long Branch NJ 07764 908 870 8809 1 800 755 8809 Parts Department Tarantin Tank Co P O Box 6129 Freehold NJ 07728 908 780 9340 1 800 922 072
36. of liquid soap and water to gas joints Bubbles forming show a leak Correct all leaks at once Re connect heater and manual shutoff valve to gas supply Check re connected fittings for leaks Close manual shutoff valve see Figure 15 Pressurize supply piping system by either using compressed air or opening propane LP supply tank valve Check all joints from propane LP supply tank to manual shutoff valve see Figure 16 Apply mixture of liquid soap and water to gas joints Bubbles forming show a leak Correct all leaks at once Open manual shutoff valve see Figure 15 Open propane LP supply tank valve Make sure control knob of heater is in the OFF position Check all joints from manual shutoff valve to thermostat gas valve thermostat con trolled models or control valve variably controlled models see Figure 16 Apply mixture of liquid soap and water to gas joints Bubbles forming show a leak Correct all leaks at once Light heater see Operating Heater pages 20 through 21 Check all other internal joints for leaks Turn off heater see To Turn Off Gas to Appliance page 21 Shutoff Valve Closed Figure 15 Manual Shutoff Valve Manual Thermostat Gas Valve or Shutoff Control Valve Location Valve Propane LP Supply Tank Figure 16 Checking Gas Joints 101992 INSTALLING Continued INSTALLING LOGS WARNING Failure to position the parts in accordance with these
37. ostat sensing bulb Remove the adhesive backed mounting clip we Figure 27 Adhesive backed Mounting Clip 3 With 5 16 hex driver or socket loosen the thermostat screw Carefully slide the thermo stat sensing bulb out of the retaining clamp see Figure 28 Note Do not remove the screw Make sure you tighten the screw after removing the thermostat sensing bulb IMPORTANT Do not force or bend the thermostat sensing bulb or capillary A crimped capillary will not allow thermostat to operate properly It cannot be repaired the valve must be replaced NG AN N J Ss gt Se gp SS JAE ay NS Thermostat Sensing Bulb C y Retaining Clamp Figure 28 Removing Thermostat Sensing Bulb 4 The thermostat sensing bulb may be located to the lower right front side of fireplace Determine location of sensing bulb but do not mount sensing bulb until step 5 If you have a masonry fireplace see Figure 29 for location 27 101992 OPTIONAL POSITIONING OF THERMOSTAT SENSING BULB For Masonry and Factory built Metal Fireplace Continued Thermostat Sensing Bulb es Adhesive backed Mounting Clip a Figure 29 Locating Thermostat Sensing Bulb on Masonry Fireplace If you have a factory built metal fireplace see Figure 29 for location Thermostat Sensing Bulb Adhesive backed Mounting Clip Figure 30 Locating Thermostat Sensing Bulb on Facto
38. ou bought heater for proper type heater 101992 INSTALLING Continued INSTALLATION AND CLEARANCES Vent Free Operation Only WARNING Maintain the minimum clearances If you can provide greater clear ances from floor ceiling and adjoining wall MINIMUM FIREPLACE CLEARANCE TO COMBUSTIBLE MATERIALS Log Size Side Wall Ceiling Floor 18 24 30 16 42 5 LOG SIZING REQUIREMENTS Log Minimum Firebox Size Size Height Depth Front Width Rear Width 18 17 14 20 14 24 17 14 26 18 30 17 14 32 22 Carefully follow the instructions below This will ensure safe installation into a masonry or U L listed manufactured fireplace Minimum Wall and Ceiling Clearances see Figure 4 A Clearances from the side of the fireplace opening to any combustible wall should not be less than 16 inches B Clearances from the top of the fireplace opening to the ceiling should not be less than 42 inches Left and Right Sides Figure 4 Minimum Clearance to Wall and Ceiling Continued B 101992 INSTALLING Continued NOTICE Manual control heaters may be used as a vented product If so you must always run heater with chimney flue damper open If running heater with damper open non combustible material above fireplace opening is not needed Go to nstalling Damper Clamp Accessory for Vented Operation page 13
39. ovide additional fresh air Your options are as follows A Rework worksheet adding the space of an adjoining room If the extra space provides an unconfined space remove door to adjoining room or add ventilation grills between rooms See Ventilation Air From Inside Building page 7 B Vent room directly to the outdoors See Ventilation Air From Outdoors page 7 C Install a lower Btu Hr heater if lower Btu Hr size makes room unconfined If the actual Btu Hr used is less than the maximum Btu Hr the space can support the space is an unconfined space You will need no additional fresh air ventilation 101992 AIR FOR COMBUSTION AND VENTILATION Continued A WARNING If the area in which the heater may be operated is smaller than that defined as an unconfined space provide adequate combus tion and ventilation air by one of the methods described in the National Fuel Gas Code ANSI 2223 1 1992 Section 5 3 VENTILATION AIR Ventilation Air From Inside Building This fresh air would come from an adjoining unconfined space When ventilating to an adjoining unconfined space you must provide two permanent openings one within 12 of the ceiling and one within 12 of the floor on the wall connecting the two spaces see options 1 and 2 Figure 2 You can also remove door into adjoining room see option 3 Figure 2 Follow the National Fuel Gas Code NFPA 54 ANSI Z223 1 Section 5 3 Air for Combustion and Ventila
40. ows incorrect front burner flame pattern The incorrect burner flame pattern shows yellow tipping at top of blue flame WARNING If yellow tipping occurs your heater could produce increased levels of carbon monoxide If front burner flame pattern shows yellow tipping follow instructions at bottom of this page Yellow flame on rear burner is normal NOTICE Do not mistake orange flames with yellow tipping Dirt or other fine particles are burned by heater causing brief patches of orange flame CORRECT FLAME PATTERN AT HIGH POSITION Figure 24 Correct Front Burner Flame Pattern Yellow Tipping At Top of Blue Flame see INCORRECT FLAME PATTERN AT HIGH POSITION Figure 25 Incorrect Front Burner Flame Pattern If front burner flame pattern is incorrect as shown in Figure 25 e turn heater off see To Turn Off Gas to Appliance page 21 e see Troubleshooting pages 23 through 26 101992 CLEANING AND MAINTENANCE Note TROUBLE SHOOTING All troubleshooting items are listed in order of operation WARNING Turn off heater and let cool before cleaning CAUTION You must keep control areas burners and circulating air passage ways of heater clean Inspect these areas of heater before each use Have heater inspected yearly by a qualified service person Heater may need more frequent cleaning due to excessive lint from carpeting bedding material etc
41. provided e electric drill with 3 16 drill bit 1 Apply pipe joint sealant lightly to male threads of 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 2 Locate mounting brackets bolts and nuts in hardware package Attach mounting brackets to heater base see Figure 12 Attach nuts finger tight Position heater base assembly in fireplace Mark screw locations through holes in mounting brackets If installing in a brick bottom fireplace mark screw locations in mortar joint of bricks Remove heater base from fireplace Remove mounting brackets from heater base Drill holes at marked locations using 3 16 drill bit Attach mounting brackets to fireplace floor using masonry screws in hardware package Reattach heater base to mounting brackets Tighten nuts firmly Connect to gas supply See Connecting To Gas Supply page 15 Seiad CRANM Heater Gas Regulator Flexible Gas Hose if allowed by local codes Figure 11 Attaching Flexible Gas Hose to Heater Gas Regulator 101992 INSTALLING Continued CONNECTING TO GAS SUPPLY Figure 12 Attaching Mounting Brackets to Heater Masonry Screw Mounting Bracket NOTICE A qualified service person must connect heater to gas supply Follow all local codes CAUTION Never connect heater directly to the p
42. release ignitor button This will light pilot The pilot is attached to the front burner If needed keep pressing ignitor button until pilot lights Note If pilot does not stay lit contact a qualified service person or gas supplier for repairs Until repairs are made light pilot with match To light pilot with match see Manual Lighting Procedure below 7 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds 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 system to reset before lighting pilot again Thermocouple wee Ignitor Electrode Pilot Burner Figure 21 Pilot 8 Turn control knob counterclockwise N to desired heating level The burners should light Set control knob to any heat level between HI and LO CAUTION Do not try to adjust heating levels by using the manual shutoff valve B TOTURNOFFGASTOAPPLIANCE B Shutting Off Heater 1 Turn control knob clockwise X to the OFF position Shutting Off Burners Only pilot stays lit 1 Turn control knob clockwise X to the PILOT position B THERMOSTAT CONTROL OPERATION B Thermostat Controlled Models Only The thermostat control knob can be set to any comfort level between Hi and Lo The thermostat will gradually modulate the heat output and flame height from higher to lower settings or pilot in order to maintain the comfort lev
43. ropane LP supply This heater requires an external regulator not supplied Install the external regulator between the heater and propane LP supply Installation Items Needed Before installing heater make sure you have the items listed below An A G A design certified manual shutoff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection Purchase the optional A G A design certified manual external regulator supplied by installer see page 16 piping check local codes sealant resistant to LP gas manual shutoff valve test gauge connection sediment trap tee joint pipe wrench shutoff valve from your dealer See Accessories page 31 Continued 101992 INSTALLING Continued The installer must supply an external regulator The external regulator will reduce incoming gas pressure You must reduce incoming gas pressure to between 11 and 14 inches of water If you do not reduce incoming gas pressure heater regulator damage could occur Install external regulator with the vent pointing down as shown in Figure 13 Pointing the vent down protects it from freezing rain or sleet Propane LP Supply Tank External Regulator Vent Pointing Down Figure 13 External Regulator With Vent Pointing Down WARNING Never connect heater to private non utility gas wells This gas is commonly known as well head gas CAUTION Use only new black iron
44. ry built Metal Fireplace If your fireplace has glass doors position sensing bulb directly behind door gap on right bottom side see Figure 31 Thermostat i Sensing Bulb i 4 Adhesive backed RAN Mounting Clip a a 4 Glass Doors EBA Figure 31 Installing Thermostat Sensing Bulb behind Glass Doors 5 The mounting clip must be a minimum of 3 from bottom of fireplace to prevent crimping of capillary Once you have decided on a location clean the area thoroughly Remove the paper backing from the adhesive on back of mounting clip Press the clip into the new location so that the thermostat sensing bulb will be positioned vertically with the capillary at the bottom see Figure 32 Slide the thermostat sensing bulb into the clip IMPORTANT Do not crimp capillary Thermostat Sensing Bulb Adhesive backed Capillary Mounting Clip Do Not Crimp Capillary Figure 32 Positioning the Thermostat Sensing Bulb in the Vertical Position with the Capillary at the Bottom 101992 TECHNICAL SERVICE SPECIFICATIONS SERVICE HINTS You may have further questions about installation operation or troubleshooting If so contact DESA International s Technical Service Department at 1 800 DESA LOG 1 800 337 2564 CG3324PT CG3630PT B T U Variable 20 000 33 000 21 500 36 000 Type Gas Propane LP Only Propane LP Only Ignition Piezo Piezo Manifold Pressure 7 9 W
45. s that alter burner flame patterns Ceiling fans may create drafts that alter burner flame patterns Altered burner patterns can cause sooting 11 Do not use a blower insert heat exchanger insert or other accessory not approved for use with this heater 12 This heater needs fresh outside air ventilation to run properly This heater has an oxygen depletion sensor ODS pilot light safety system The ODS shuts down the heater if not enough fresh air is available See Air for Combustion and Ventilation pages 5 through 8 If heater keeps shutting off see Troubleshooting pages 23 through 26 13 Do not run heater e where flammable liquids or vapors are used or stored e under dusty conditions 14 Do not use this heater to cook food or burn paper or other objects 15 Never place any objects on the heater 16 Heater base 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 fora time after shut down Allow surface to cool before touching 17 Carefully supervise young children when they are in the room with heater 18 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 19 Do not operate heater if any log is broken Do not operate heater if a log is chipped dime
46. sized or larger 20 Turn heater off and let cool before servicing Only a qualified service person should service and repair heater 21 Operating heater above elevations of 4 500 feet may cause pilot outage oS 101992 PRODUCT IDENTIFICATION LOCAL CODES UNPACKING PRODUCT FEATURES Front Log Rear Log Left Branch Rear J Burner Piezo Ignitor Right Branch Base Assembly Figure 1 Vent Free Gas Log Heater Install and use heater with care Follow all local codes In the absence of local codes use the latest edition of The National Fuel Gas Code ANSI Z223 also known as NFPA 54 Available from American National Standards Institute Inc 1430 Broadway New York NY 10018 National Fire Protection Association Inc Batterymarch Park Quincy MA 02269 Note Where listed vented decorative logs are required thermostat operation is not permitted 1 Remove logs and heater base assembly from carton Note Do not pick up heater base assembly 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 Operation This heater is clean burning It requires no outside venting There is no heat loss out a vent or up achimney Heat is generated by both realistic flames and glowing coals This
47. tion for required size of ventilation grills or ducts A WARNING Rework worksheet adding the space of the adjoining unconfined space The combined spaces must have enough fresh air to supply all appliances in both spaces SSS Z mz Ventilation Grills Ventilation Grills Into Adjoining Or Into Adjoining Room gom Remove Option 2 pn Door into Adjoining Room Option 3 Figure 2 Ventilation Air from Inside Building Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts You must provide two perma nent openings one within 12 of the ceiling and one within 12 of the floor Connect these items directly to the outdoors or spaces open to the outdoors These spaces include attics and crawl spaces IMPORTANT Do not provide openings for inlet or outlet air into attic if attic has a thermo stat controlled power vent Heated air entering the attic will activate the power vent EEN Ventilated Outlet Air Attic Outlet A To Attic m To Crawl Space Inlet Air Ventilated erent Crawl Space Figure 3 Ventilation Air from Outdoors 101992 INSTALLING NOTICE A qualified service person must install heater Follow all local codes NOTICE State or local codes may only allow operation of this appliance in a vented configuration Check your state or lo
48. ume of space Example Space size 20 ft length x 16 ft width x 8 ft ceiling height 2560 cu ft volume of space If additional ventilation to adjoining room is supplied with grills or openings add the volume of these rooms to the total volume of the space 2 Divide the space volume by 50 cubic feet to determine the maximum Btu Hr the space can support volume of space 50 cu ft Maximum Btu Hr the space can support Example 2560 cu ft volume of space 50 cu ft 51 2 or 51 200 maximum Btu Hr the space can support 3 Add the Btu Hr of all fuel burning appliances in the space Vent free heater Btu Hr Gas water heater Btu Hr Gas furnace Btu Hr Vented gas heater Btu Hr Gas fireplace logs Btu Hr Other gas appliances Btu Hr Total Btu Hr Example Gas water heater 40 000 Btu Hr Vent free heater 33 000 Btu Hr Total 73 000 Btu Hr Do not include direct vent gas appliances Direct vent draws combustion air from the outdoors and vents to the outdoors 4 Compare the maximum Btu Hr the space can support with the actual amount of Btu Hr used Btu Hr maximum the space can support Btu Hr actual amount of Btu Hr used Example 51 200 Btu Hr maximum the space can support 73 000 Btu Hr actual amount of Btu Hr used The space in the above example is a confined space because the actual Btu Hr used is more than the maximum Btu Hr the space can support You must pr
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