Desa CSBNT User's Manual
Contents
1. Figure 16 Control Knob and Ignitor Button Location Pilot Burner Thermocouple Figure 17 Pilot Shutting Off Heater Turn control knob clockwise x to the OFF position Shutting Off Burners Only pilot stays lit Turn control knob clockwise to the PILOT position TO TURN OFF GAS TO APPLIANCE For more information visit www atech a THERMOSTAT CONTROL a OPERATION 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 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 1 Follow steps 1 through 5 under Lighting Instructions page 11 Depress control knob and light pilot with match 3 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob Now follow step 8 in Lighting Instructions column 1 INSPECTING BURNERS Check pilot flame pattern and burner flame patterns often PILOT FLAME PATTERN Figure 18 shows a correct pilot flame pattern Figure 19 shows an incorrect pilot flame pattern The incorrect pilot flame is not t2. Piezo Ignitor Control Knob Stove Door Shown in the open position Figure 1 Typical Stove Cabinet Model with Comfort Glow Gas Log Heater formation visit www desatech com DESA LOCAL CODES PRODUCT FEATURES AIR FOR COMBUSTION AND VENTILATION Providing Adequate Ventilation LOCAL CODES Install and use heater with care Follow all local codes In the absence of local codes use the latest edition of The National Fuel Gas Code ANSI Z223 1 NFPA 54 Available from American National Standards Institute Inc 1430 Broadway New York NY 10018 National Fire Protection Association Inc Batterymarch Park Quincy MA 02269 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 State and local codes in some areas prohibit the use of vent free heaters SAFETY PILOT This heater has a pilot with an Oxygen Depletion Sensing ODS safety shutoff system The ODS pilot is a required feature for vent free room heaters The ODS pilot shuts off the heater if there is not enough fresh air PIEZO IGNITION SYSTEM This heater has a piezo ignitor This system requires no matches batteries or other sources to light heater AIR FOR COMBUSTION AND VENTILATION A WARNING This heater shall not be installed in a confined space or unu
3. ii 22 OWNER S REGISTRATION FORM i 23 WARRANTY INFORMATION n Back Page A WARNING This product contains 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 operate or ser vice this heater Improper use of this heater can cause serious injury or death from burns fire explosion electrical shock and carbon monoxide poisoning A DANGER Carbon monoxide poisoning may lead to death Carbon Monoxide Poisoning Early signs of carbon monoxide poisoning resemble the flu with headaches dizziness or nausea If you have these signs the 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 A WARNING Any change to this heater
4. 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 7 Pointing the vent down protects it from freezing rain or sleet For more information visit www A CAUTION For propane LP units use only new black iron or steel pipe Internally tinned copper tub ing may be used in certain areas Check your local codes Use pipe of 1 2 diameter or greater to allow proper gas volume to heater If pipe is too small undue loss of volume will occur Installation must include an equipment shutoff valve union and plugged 1 8 NPT tap Locate NPT tap within reach for test gauge hook up NPT tap must be upstream from heater see Figure 8 page 9 IMPORTANT Install equipment shutoff valve in an accessible location The equipment shutoff valve is for turning on or shutting off the gas to the appliance Check your building codes for any special requirements for locating equipment shutoff valve to fireplaces Apply pipe joint sealant lightly to male NPT threads This will prevent excess sealant from going into pipe Excess sealant in pipe could result in clogged heater valves Side View Back View Back Stove Front Panel of Product Stove Identification Unit Label Ball
5. 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 atmo sphere have a continuous water vapor retarder with a rating of one perm 6 x 10 11 kg per pa sec m2 or less with openings gasketed or sealed and b weather stripping has been added on openable win dows and doors and c caulking or sealants are applied to areas such as joints around window and door frames between sole plates and floors between wall ceiling joints be tween wall panels at penetrations for plumbing elec trical and gas lines and at other openings If your home meets all of the three criteria above you must provide additional fresh air See Ventilation Air From Outdoors page 6 If your home does not meet all of the three criteria above proceed to Determining Fresh Air Flow For Heater Loca tion page 5 Confined and Unconfined Space The National Fuel Gas Code ANSI Z223 1 NFPA 54 defines a confined space as a space whose volume is less than 50 cubic feet per 1 000 Btu per hour 4 8 m per kw of the aggregate input rating of all appliances installed in that space and an unconfined space as aspace whose volume is not less than 50 cubic feet per 1 000 Btu per hour 4 8
6. outside air ventilation to run properly This heater has an Oxygen Depletion Sensing ODS safety shutoff system The ODS shuts down the heater if not enough fresh air is available See Air for Combustion and Ventilation page 4 If heater keeps shutting off see Troubleshooting page 14 Do not run heater e where flammable liquids or vapors are used or stored e when under dusty conditions Do not use this stove 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 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 Do not operate heater if any log is broken Do not operate heater if a log is chipped dime sized or larger For more ir 111487 01C 16 17 18 19 20 Turn heater off and let cool before servicing Only a qualified service person should service and repair heater Operating heater above elevations of 4 500 feet could cause pilot outage For propane LP units do not use propane LP tank of less than 100 Ib capacity Provide adequate clearances around air openings Screen must be completely closed before using heater Never run heater with screen open PRODUCT IDENTIFICATION Stove Body One Piece Log Set Inside Stove Cavity Screen
7. 20 3 Blow air through the ports slots and holes in the burner PO woes Julie 111487 01C ormation visit www desatech com 4 Check the injector holder located at the end of the burner tube again Remove any large particles of dust dirt lint or pet hair with a soft cloth or vacuum cleaner nozzle 5 Blow air into the primary air holes on the injector holder 6 Incase any large clumps of dust have now been pushed into the burner repeat steps 3 and 4 Clean the pilot assembly also A yellow tip on the pilot flame indicates dust and dirt in the pilot assembly There is a small pilot air inlet hole about two inches from where the pilot flame comes out of the pilot assembly see Figure 21 With the unit off lightly blow air through the air inlet hole You may blow through a drinking straw if compressed 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 20 Injector Holder On Outlet Burner Tube zy gt abi Burner Tube Pilot Assembly Pilot Air Inlet Hole Figure 21 Pilot Inlet Air Hole LOGS e Ifyou remove logs for cleaning refer to Installing Log Set page 11 to properly replace logs e Replace log s if broken or chipped dime sized or larger DESA TROUBLESHOOTING TROUBLESHOOTING Note For additional help visit DESA Heating Products Technical Service web
8. DATE OF FIRST PURCHASE AND DESA HEATING PRODUCTS LIABILITY IS HEREBY LIMITED TO THE PURCHASE PRICE OF THE PRODUCT AND DESA HEATING PRODUCTS SHALL NOT BE LIABLE FOR ANY OTHER DAMAGES WHATSOEVER INCLUDING INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES Some states do not allow a limitation on how long an implied warranty lasts or an exclusion or limitation of incidental or consequential damages so the above limitation on implied warranties or exclusion or limitation on damages may not apply to you This warranty gives you specific legal rights and you may also have other rights that vary from state to state For information about this warranty write D E Cs AN HEATING PRODUCTS 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 www desatech com 111487 01 NOT A UPC Rev C 03 04 For more information visit WwWw desatechrcom
9. Gas Inlet Connection Access Figure 6 Gas Regulator Location and Gas Line Access Into Stove Cabinet Gas Log Heater Propane LP External Regulator Supply Tank Vent Pointing Down Figure 7 External Regulator For Propane LP Gas With Vent Pointing Down esatech com 111487 01C INSTALLATION Connecting to Gas Supply Cont Checking Gas Connections INSTALLATION Continued A WARNING Use pipe joint sealant that is resistant to liquid petroleum LP gas We recommend that you install a sediment trap in supply line as shown in Figure 8 Locate sediment trap where it is within reach for cleaning Install in piping system between fuel supply and heater Locate sediment trap where trapped matter is not likely to freeze A sediment trap traps moisture and contaminants This keeps them from going into heater controls If sediment trap is not installed or is installed wrong heater may not run properly A CAUTION Avoid damage to regulator Hold gas regulator with wrench when connecting it to gas piping and or fittings CSA Design Certified Equipment Shutoff Valve With 1 8 NPT Tap Approved Flexible Gas Hose if allowed by local codes From External Regulator 11 W C to 14 W C Pressure i 3 Minimum Regulator lt J Propane LP Tee Pipe Cap Joint Nipple Sediment Trap Figure 8 Gas Connection Purchase the optional CSA design certifi
10. Replace control valve Gas odor during combustion Foreign matter between control valve and burner Gas leak See Warning statement at top of page Take apart gas tubing and remove for eign matter Locate and correct all leaks see Check ing Gas Connections page 9 For more information visit www desatech com 111487 01C SPECIFICATIONS REPLACEMENT PARTS Md SERVICE HINTS TECHNICAL SERVICE ACCESSORIES SPECIFICATIONS CSBPT CSPBPT CSPIPT Includes 111485 01 Burner Chassis Btu Variable 16 000 30 000 Type Gas Propane LP Only Ignition Piezo Pressure Manifold 8 W C Inlet Gas Pressure in of water Maximum 14 Minimum 11 Shipping Weight 265 Ibs For input adjustment CSBNT CSPBNT CSPINT Includes 111485 02 Burner Chassis Btu Variable 16 000 30 000 Type Gas Natural Gas Only Ignition Piezo Pressure Manifold 3 5 W C Inlet Gas Pressure in of water Maximum 10 5 Minimum 5 Shipping Weight 265 lbs For input adjustment REPLACEMENT PARTS Note Use only original replacement parts This will protect your warranty coverage for parts replaced under warranty PARTS UNDER WARRANTY Contact authorized dealers of this product If they can t supply original replacement part s call DESA Heating Products Techni cal Service Department at 1 866 672 6040 When calling DESA Heating Products have ready your name your address model and serial numbers of y
11. VENT FREE Confort He GAS STOVE HEATER OWNER S OPERATION AND INSTALLATION MANUAL For more information visit ww v desatech com aa Models CSBNT CSBPT CSPBNT CSPBPT ain CSPINT CSPIPT rl ql Propane LP and Natural Gas Thermostat Control Gas Log Heaters Burner System For Cast Iron Stoves WARNING Improper installation adjustment alteration service or maintenance can cause injury or property damage Refer to this Do not store or use gasoline or other flammable manual for correct installation and vapors and liquids in the vicinity of this or any other operational procedures For assis appliance tance or additional information con WHAT TO DO IF YOU SMELL GAS sult a qualified installer service Do not try to light any appliance agency or the gas supplier Do not touch any electrical switch do not use any phone in your building WARNING This is an unvented gas e Immediately call your gas supplier from a fired heater It uses air oxygen WARNING If the information in this manual is not followed exactly a fire or explosion may result caus ing property damage personal injury or loss of life neighbor s phone Follow the gas supplier s in from the room in which it is in structions stalled Provisions for adequate If you cannot reach your ga
12. air exist may create odors Cleaning supplies paint paint remover cigarette smoke cements and glues new carpet or textiles etc create fumes These fumes may mix with combustion air and create odors These odors will disappear over time OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Heater produces a clicking ticking noise just after burner is lit or shut off 1 Metal expanding while heating or con tracting while cooling 1 This is common with most heaters If noise is excessive contact qualified ser vice person Heater produces unwanted odors Heater burning vapors from paint hair spray glues cleaners chemicals new carpet etc See IMPORTANT state ment above Gas leak See Warning statement at top of page Open window and ventilate room Stop using odor causing products while heater is running Locate and correct all leaks see Check ing Gas Connections page 9 Heater shuts off in use ODS operates p Not enough fresh air is available Low line pressure ODS pilot is partially clogged Nt Open window and or door for ventilation Contact local natural or propane LP gas company Clean ODS pilot see Cleaning and Maintenance page 13 Gas odor even when control knob is in OFF position Gas leak See Warning statement at top of page Control valve defective Locate and correct all leaks see Check ing Gas Connections page 9
13. heater base Log will fit securely on base exactly a fire or explosion may result causing prop IMPORTANT Make sure log does not cover any burner ports erty damage iui injury a loss of life SEE and does not touch the stove cavity see Figure 14 2 Fasten back panel to stove with four 4 bolts and washers re A This appliance has a pilot which must be lighted by hand moved in step 4 of Unpacking page 6 Make sure product iden When lighting the pilot follow these instructions exactly tification label is located on the outside lower left hand corner B BEFORE LIGHTING smell all around the appliance area 3 Place freestanding stove in desired position being careful not for gas Be sure to smell next to the floor because some gas to damage gas connections Be sure to maintain clearances to is heavier than air and will settle on the floor combustibles and wall clearances as outlined on page 7 WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electric switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire de partment One Piece Log Set o pa C Use only your hand to push in or turn the gas control knob Log Set Never use tools If the knob will not push in or turn by hand don t try to repair it call a qualified service techni c
14. m per kw of the aggregate input rating of all appliances installed in that space Rooms communicating directly with the space in which the appliances are installed through openings not furnished with doors are considered a part of the unconfined space Adjoining rooms are communicating only if there are doorless passageways or ventilation grills between them esatech com 111487 01C AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING FRESH AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this work sheet to determine if you have a confined or uncon fined 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 volume 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 open ings add the volume of these rooms to the total volume of the space 2 Multiply the space volume by 20 to determine the maximum Btu Hr the space can support volume of space x 20 maximum Btu Hr the space can support Example 2560 cu ft volume of space x 20 51 200 maximum Btu Hr the space can support 3 Add the Btu Hr of all fuel burning appli
15. or its con trols can be dangerous A WARNING Do not allow fans to blow directly into the stove Avoid any drafts that alter burner flame patterns Ceiling fans can create drafts that alter burner flame patterns Altered burner patterns can cause sooting WARNING Do not use a blower insert heat exchanger insert or other accessory not approved for use with this heater Due to high temperatures the appliance should be located out of traffic and away from furniture and draperies Do not place clothing or other flammable material on or near the appliance Never place any objects on the heater Stove becomes very hot when running heater Keep children and adults away from hot surface to avoid burns or clothing ignition Heater will remain hot for a time after shutdown Allow surface to cool before touching Carefully supervise young children when they are in the room with fireplace Keep the appliance area clear and free from combus tible materials gasoline and other flammable vapors and liquids For more information visit www d 111487 01C SAFETY INFORMATION PRODUCT IDENTIFICATION SAFETY INFORMATION Continued 1 10 11 12 13 14 15 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 Do not place propane LP supply tank s inside any stru
16. 1698 19 111698 22 111764 01 111533 01 111532 01CK 111698 23 103297 04 PARTS LIST Models CSB Series CSPB Series and CSPI Series DESCRIPTION Top Grate Center Bottom Door Stove Dropped Pan Black Only Left Stove Door Right Stove Door Stove Leg Hardware Kit Screen Rod Stove Back Panel Black Only Door Knob Screen Ad AAA A SdL LL PARTS AVAILABLE NOT SHOWN Touch up Spray Paint 12 oz Can Black a 104108 08 111487 01C Included In Hardware Kit For more in 7 rmation visit www desatech com DESA PARTS CENTRALS PARTS CENTRALS 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 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
17. 86 01 104285 01 M11084 38 PARTS AVAILABLE NOT SHOWN 100563 01 100563 01 101054 01 101054 01 100565 01 100565 01 101137 04 101137 04 Stove Log Nut M5 Painted Base Assembly Bracket Regulator Gas Regulator Inlet Tube Outlet Burner Tube Burner Orifice Injector Burner Retainer Spring Burner Control Valve Bracket Screw Piezo Ignitor Pilot Tube Ignitor Cable ODS Pilot Screw Hex Head 8 18 x 38 Warning Plate Lighting Instructions Plate Warning Plate Fastener Hardware Kit Ja da 2 4p da ao dA an an nin nn Mi ormation visit www desatech com DESA ILLUSTRATED PARTS BREAKDOWN Models CSB Series CSPB Series and CSPI Series ILLUSTRATED PARTS BREAKDOWN STOVE BODY MODELS CSB SERIES CSPB SERIES AND CSPI SERIES For more information visit www desatech com 111487 01C PARTS LIST This list contains replaceable parts used in your stove For replace ment parts see Replacement Parts on page 17 of this manual PART NUMBER CSB Series Black 111698 07 111698 11 111531 01CK 111698 14 111698 17 111698 20 111764 01 111533 01 111532 01CK 111698 23 103297 04 1 2 3 4 5 6 7 8 9 1 1 CSPB Series Porcelain Black 111698 08 111698 12 111531 01CK 111698 15 111698 18 111698 21 111764 01 111533 01 111532 01CK 111698 23 103297 04 CSPI Series Porcelain Ivory 111698 09 111698 13 111531 01CK 111698 16 11
18. 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 Sth 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 For more information visit www desatech com 111487 01C OWNER S REGISTRATION FORM In order to provide better customer service for this and future purchases we recommend that you register your product with us You can register online at www desatech com If access to our website is not available to you please complete this Owner s Registration Form and mail to the address on the back of this owner s manual Please provide the following product information Brand Comfort Glow Vanguard etc Model EFP33PR VTGH33NR etc Date Purchased Note Keep receipt for warranty verification Serial Number JZ Fr 9 digit number located on product or identification tag First Name Last Name Address City State Zip Country Home Phone __ E Mail Please answer the following questions to register your product with DESA Heating Products 1 Where will the product be used O Living Family Room O Office Warehouse O Utility Shed Outbuilding O Garage O Bedroom O Bathroom O Other If you bought this product yourself did you plan to purchase this type of product before going into the
19. N AND VENTILATION Continued Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts You must provide two permanent openings one within 12 of the ceiling and one within 12 of the floor Connect these items directly to the outdoors or spaces open to the outdoors These spaces include attics and crawl spaces Follow the National Fuel Gas Code ANSI Z223 1 NFPA 54 Section 5 3 Air for Combustion and Ventilation for required size of ventilation grills or ducts IMPORTANT Do not provide openings for inlet or outlet air into attic if attic has a thermostat controlled power vent Heated air entering the attic will activate the power vent e Ventilated Attic Outlet Air To Attic Inlet Air Ventilated Inlet Air Crawl Space Figure 3 Ventilation Air from Outdoors UNPACKING 1 Lift off corrugated box enclosing stove body crating 2 Remove screws fastening back and top of wood frame enclo sure Two or more people must carefully lift stove up and out of wooden crate 3 Remove plastic bag from stove body Remove back panel from stove see Figure 4 Use an adjust able wrench or a 10 mm socket Remove four 4 bolts and washers Keep bolts and washers to reattach back panel later 5 Remove bubble wrapped log set rod and screen from stove Remove all protective packaging applied for shipment 6 Check all items for any shippin
20. ances in the space Vent free heater Btu Hr Gas water heater Btu Hr Gas furnace Btu Hr Vented gas heater Btu Hr Gas fireplace logs Btu Hr Other gas appliances Btu Hr Total Btu Hr Do not include direct vent gas appliances Direct vent draws com bustion air from the outdoors and vents to the outdoors Example Gas water heater 40 000 Btu Hr Vent free heater 30 000 Btu Hr Total 70 000 Btu Hr 4 Compare the maximum Btu Hr the space can support with the actual amount of Btu Hr used Btu Hr maximum the space can support Btu Hr actual amount of Btu Hr used Example 51 200 Btu Hr maximum the space can support 70 000 Btu Hr actual amount of Btu Hr used The space in the above example is a confined space because the actual Btu Hr used is more than the maximum Btu Hr the space can support You must provide additional fresh air Your options are as follows Fon more information visit www desatech com 111487 01C AIR FOR COMBUSTION AND VENTILATION Determining Fresh Air Flow for Heater Location Ventilation Air 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 6 B Vent room directly to the outdoors See Ventilation Air From Out doors page 6 C Install a lower Btu Hr heater if lower Btu Hr size makes room unconfined If
21. clearances are shown in Figure 5 Measure from outermost point of stove top Minimum Wall and Ceiling Clearances see Figure 5 A Clearances from outermost point of stove top to any combus tible side wall should not be less than 12 inches B Clearances from outermost point of stove top to any combus tible back wall should not be less than 6 inches includes cor ner installations C Clearances from the stove top to the ceiling should not be less than 48 inches Por norda information visit www desatech com 111487 01C INSTALLATION Check Gas Type Clearances to Combustibles Ceiling Side Wall 12 Minimum Front View Side Wall Back Wall 42 Minimum e Minimum 12 Minimum Side Wall Corner Front of Stove Unit Wall Wall 6 Minimum 4 Ceiling 6 Minimum 48 Minimum 6 Minimum i a Front of Stove Unit Side Wall Top View Front of Stove Unit Side View Back Wall Figure 5 Minimum Clearance to Walls and Ceiling Stove May Vary Depending on Model DESA INSTALLATION Connecting To Gas Supply INSTALLATION Continued CONNECTING TO GAS SUPPLY WARNING This appliance requires a 1 2 NPT National Pipe Thread inlet connection to the pres sure regu
22. ct how important were the following Not Important Somewhat Important Very Important Availability O O Price Brand Name Overall Quality Heat Output Made in USA Warranty Local Service Value for Price Prior Brand Experience Controls Location Thermostat Remote or Manual Operation Ease of Operation Special Features Salesperson s Recommendation Friend Relative s Recommendation Portability Quiet Operation O OO OO OO O OO 000 Oo 00 00 OO OO OO 000 o 00 OO OO OO OO CIO IdV Postage Required DESA HEATING PRODUCTS 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 TAPE NOTES NOTES DESA Por snora information visit www desatech com wy 111487 01C 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 OR NATURAL GAS LOG HEATERS AND CAST IRON STOVE CHASSIS 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 provide
23. cture Locate propane LP supply tank s outdoors If you smell gas shut off gas supply do not try to light any appliance do not touch any electrical switch do not use any phone in your building immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions if you cannot reach your gas supplier call the fire department This heater shall not be installed in a bedroom or bathroom Do not place stove directly on carpeting vinyl tile or any combustible material other than wood The stove must set on a metal or wood panel extending the full width and depth of the appliance Do not use this stove as a wood burning fireplace Use only model 111485 02 111485 01 vent free gas log heater Do not add extra logs or ornaments such as pine cones vermicu lite or rock wool Using these added items can cause sooting This log heater is designed to be smokeless If logs ever appear to smoke turn off heater and call a qualified service person Note During initial operation slight smoking could occur due to log curing and heater burning manufacturing residues To prevent the creation of soot follow the instructions in Clean ing and Maintenance page 13 Before using furniture polish wax carpet cleaners or similar products turn heater off If heated the vapors from these prod ucts may create a white powder residue within burner box or on adjacent walls or furniture This heater needs fresh
24. d 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 only the cost of part s required to restore this heater to proper operating condition 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 installer in accordance with all local codes and instructions furnished with the unit This warranty does not apply to parts that are not in original condition because of normal wear and tear or parts that fail or become damaged as a result of misuse accidents lack of proper maintenance or defects caused by improper installation Travel diagnostic cost labor transportation and any and all such other costs related to repairing a defective heater will be the responsibility of the owner TO THE FULL EXTENT ALLOWED BY THE LAW OF THE JURISDICTION THAT GOVERNS THE SALE OF THE PRODUCT THIS EXPRESS WARRANTY EXCLUDES ANY AND ALL OTHER EXPRESSED WARRANTIES AND LIMITS THE DURATION OF ANY AND ALL IMPLIED WARRANTIES INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE TO TWO 2 YEARS FROM THE
25. e Reconnect heater and equipment shutoff valve to gas supply Check reconnected fittings for leaks Test Pressures Equal To or Less Than 1 2 PSIG 3 5 kPa 1 Close equipment shutoff valve see Figure 9 2 Pressurize supply piping system by either opening propane LP supply tank valve for propane LP gas or opening main gas valve located on or near gas meter for natural gas or using compressed air 3 Check all joints from gas meter for natural or propane LP sup ply to equipment shutoff valve see Figure 10 or 11 page 10 Apply noncorrosive leak detection fluid to gas joints Bubbles forming show a leak 4 Correct all leaks at once Equipment Shutoff Valve Closed Figure 9 Equipment Shutoff Valve DESA INSTALLATION Checking Gas Connections Cont Installing Rod and Screen INSTALLATION Continued Pressure Testing Heater Gas Connections INSTALLING ROD AND SCREEN 1 Open equipment shutoff valve see Figure 9 page 9 1 Insert rod through small rings located at top of screen see 2 Open main gas valve located on or near gas meter for natural Figure 12 gas or open propane LP supply tank valve 2 From back of stove insert rod into hole located inside right 3 Make sure control knob of heater is in the OFF position front of stove as shown in Figure 13 4 Check all joints from equipment shutoff valve to control valve 3 Slip left side of rod down into slot on inside left front of stove see Fi
26. ed equipment shutoff valve from your dealer See Accessories page 17 Minimum inlet pressure for purpose of input adjustment CHECKING GAS CONNECTIONS A WARNING Test all gas piping and connections internal and external to unit for leaks after installing or servicing Correct all leaks at once A WARNING Never use an open flame to check for a leak Apply a noncorrosive leak detection fluid to all joints Bubbles forming show a leak Correct all leaks at once For more information visit 111487 01C www desatech com A CAUTION Make sure external regulator has been installed between propane LP supply and propane LP heater See guidelines under Connecting to Gas Sup ply page 8 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 sys tem Pressures in excess of 1 2 psig will damage heater regulator 2 Cap open end of gas pipe where equipment shutoff valve was connected 3 Pressurize supply piping system by either opening propane LP sup ply tank valve for propane LP gas or opening main gas valve lo cated on or near gas meter for natural gas or using compressed air 4 Check all joints of gas supply piping system Apply noncorrosive leak detection fluid to gas joints Bubbles forming show a leak Correct all leaks at onc
27. g damage If damaged promptly inform dealer where you bought heater Some fiber flakes may fall from logs This is acceptable 7 Place freestanding stove near desired location in room STOVE TOP Top of Wood Frame Enclosure Back of Wood Frame Enclosure Back Panel Screws Back Panel Screws STOVE BACK Figure 4 Unpacking Stove from Wooden Shipping Enclosure INSTALLATION NOTICE This heater is intended for use as supple mental heat Use this heater along with your primary heating system Do not install this heater as your primary heat source If you have a central heating system you may run system s circulating blower while using heater This will help circulate the heat throughout the house In the event of a power outage you can use this heater as your primary heat source A WARNING A qualified service person must in stall heater Follow all local codes A WARNING Never install the heater in a bedroom or bathroom in a recreational vehicle where curtains furniture clothing or other flam mable objects are less than 42 inches from the front top or sides of the heater in high traffic areas in windy or drafty areas a echi Colmi 111487 01C INSTALLATION Continued A CAUTION This heater creates warm air currents These currents move heat to wall surfaces next to heater Installing heater next to vinyl or cloth wa
28. gure 10 or 11 Apply noncorrosive leak detection fluid see Figure 13 to gas joints Bubbles forming show a leak 5 Correct all leaks at once Rod 6 Light heater see Operating Heater page 11 Check all other internal joints for leaks 7 Turn off heater see To Turn Off Gas to Appliance page 11 Equipment Shutoff Valve Propane LP Supply Tank G Figure 12 Assembling Rod and Screen c00 Sd js Ao L So Slot on Inside Left Front of Stove Hole on Inside Right Front of Stove Rod with Screen Assembled TTT eu ja Cem Figure 13 Installing Screen Into Stove View From Back of Stove gt ors opo Figure 10 Checking Gas Joints on Propane LP Gas Unit Equipment Shutoff Valve Gas Meter Figure 11 Checking Gas Joints on Natural Gas Unit For more information satech 159 St 111487 01C INSTALLATION Installing Log Set OPERATING HEATER For Your Safety Read Before Lighting Lighting Instructions INSTALLATION OPERATING HEATER Continued FOR YOUR SAFETY INSTALLING LOG SET READ BEFORE LIGHTING 1 Set one piece log on heater base as shown in Figure 12 Make sure middle section at bottom of log is seated into U shaped A WARNING If you do not follow these instructions cutout in center of
29. ian or gas supplier Force or attempted repair may result in a fire or explosion EUnet D Do not use this appliance if any part has been under water U Shaped Immediately call a qualified service technician to inspect the Cutout in appliance and to replace any part of the control system and Heater Chassis any gas control which has been under water Base LIGHTING Figure 14 Installing One Piece Stove Log Set INSTRUCTIONS Burner Porting Areas double slotted rectangular openings NOTICE During initial operation of new heater burning logs will give off a paper burning smell Orange flame will also be present Open a window to vent smell This will only last a few hours One Piece Log Set TT iM EA TLATEN Safety Pilot STOP Read the safety information abovc Lit Location cc 4 Teme Make sure equipment shutoff valve is fully open Turn control knob clockwise to the OFF position Wait five 5 minutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP Fol low B in the safety information above If you don t smell Figure 15 Top View of One Piece Log Set on Gas Log Heater gas go to the next step 5 Turn control knob counterclockwise y to the PI LOT position Press in control knob for five 5 seconds see Figure 16 page 12 Fae le oa DESA Por oa information visit www desatech com 111487 01C OPERATING HEATER Lighting I
30. inue holding down control knob Repeat igniting operation until air is re moved 5 Clean ODS pilot see Cleaning and Maintenance page 13 or replace ODS pilot assembly 6 Replace gas control 7 Contact local propane LP gas company ODS pilot lights but flame goes out when control knob is released For more information visit www de lia 1 Control knob not fully pressed in 2 Control knob not pressed in long enough W Equipment shutoff valve not fully open 4 Pilot flame not touching thermocouple which allows thermocouple to cool causing pilot flame to go out This prob lem could be caused by one or both of the following A Low gas pressure B Dirty or partially clogged ODS pilot 5 Thermocouple connection loose at con trol valve Thermocouple damaged Control valve damaged Na 1 Press in control knob fully 2 After ODS pilot lights keep control knob pressed in 30 seconds 3 Fully open equipment shutoff valve 4 A Contact local natural or propane LP gas company B Clean ODS pilot see Cleaning and Maintenance page 13 or replace ODS pilot assembly 5 Hand tighten until snug then tighten 1 4 turn more 6 Replace pilot assembly 7 Replace control valve a echi Colmi 111487 01C TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE TROUBLESHOOTING REMEDY Burner does not light after ODS pilot is lit 1 Burner orifice clogged 2 Inlet gas pressure is too
31. lator A WARNING A qualified service person must con nect heater to gas supply Follow all local codes A CAUTION Never connect propane LP heater di rectly to the propane LP supply This heater requires an external regulator not supplied Install the external regulator between the heater and propane LP supply A WARNING Never connect natural gas heater to private non utility gas wells This gas is commonly known as wellhead gas Installation Items Needed Before installing heater make sure you have the items listed below e external regulator propane LP only supplied by installer e piping to stove location check local codes e sealant resistant to propane LP gas e equipment shutoff valve e test gauge connection e sediment trap e tee joint e pipe wrench A CSA design certified equipment shutoff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection Purchase the optional CSA design certified equipment shutoff valve from your dealer See Accessories page 17 The gas inlet connection for the stove heater is located on the lower right hand side of the stove when viewed from the front of the unit The gas connection can be made either through the bottom right side or through the lower back opening as illustrated in Figure 6 Make sure gas log heater is secured to the stove cavity assembly For propane LP units the installer must supply an external regulator
32. ll coverings or operating heater where impurities Such as but not limited to tobacco smoke aromatic candles cleaning fluids oil or kerosene lamps etc in the air exist may discolor walls or cause odors IMPORTANT Vent free heaters add moisture to the air Although this is beneficial installing heater in rooms without enough venti lation air may cause mildew to form from too much moisture See Air for Combustion and Ventilation pages 4 through 6 CHECK GAS TYPE Use the correct gas type natural or propane LP for your unit If your stove heater gas type is different from your house gas type do not install heater Call dealer where you bought heater for proper type heater A WARNING This appliance is equipped for natural or propane LP gas Field conversion is not permitted CLEARANCES TO COMBUSTIBLES Vent Free Operation Only A WARNING Maintain the minimum clearances If you can provide greater clearances from floor ceil ing and adjoining side and back walls Carefully follow the instructions below This stove is a freestanding unit designed to set directly on the floor DO NOT place stove directly on carpeting vinyl tile or any combustible material other than wood The stove must be set on a metal or wood panel extending the full width and depth of the stove for these floor coverings IMPORTANT You must maintain minimum wall and ceiling clearances during installation The minimum
33. low 1 Clean burner see Cleaning and Main tenance page 13 or replace burner orifice 2 Contact local natural or propane LP gas company Delayed ignition burner 1 Manifold pressure is too low 2 Burner orifice clogged 1 Contact local natural or propane LP gas company 2 Clean burner see Cleaning and Main tenance page 13 or replace burner orifice Burner backfiring during combustion 1 Burner orifice is clogged or damaged 2 Damaged burner 3 Gas regulator defective 1 Clean burner see Cleaning and Mainte nance page 13 or replace burner orifice 2 Replace damaged burner 3 Replace gas control Slight smoke or odor during initial operation 1 Not enough air 2 Gas regulator defective 3 Residues from manufacturing processes and logs curing 1 Check burner for dirt and debris If found clean burner see Cleaning and Maintenance page 13 2 Replace gas control 3 Problem will stop after a few hours of operation Moisture condensation noticed on windows 1 Not enough combustion ventilation air 1 Refer to Air for Combustion and Venti lation requirements page 4 Heater produces a whistling noise when burner is lit 1 Turning control knob to HI position when burner is cold 2 Air in gas line 3 Air passageways on heater blocked 4 Dirty or partially clogged burner orifice 1 Turn control knob to LO position and let warm up for a minute 2 Operate burner un
34. n Heater may need more frequent cleaning due to exces sive lint from carpeting pet hair bedding material etc A WARNING Failure to keep the primary air opening s of the burner s clear may result in soot ing and property damage BURNER INJECTOR HOLDER AND PILOT AIR INLET HOLE The primary air inlet holes allow the proper amount of air to mix with the gas This provides a clean burning flame Keep these holes clear of dust dirt lint and pet hair Clean these air inlet holes prior to each heating season Blocked air holes will create soot We recommend that you clean the unit every three months during operation and have heater inspected yearly by a qualified service person We also recommend that you keep the burner tube and pilot assembly clean and free of dust and dirt To clean these parts we recommend using compressed air no greater than 30 PSI Your local computer store hardware store or home center may carry compressed air in a can You can use a vacuum cleaner in the blow position If using compressed air in acan please follow the directions onthe can If you don tfollow directions on the can you could damage the pilot assembly Note Removing the rear panel and top grates of your stove will make cleaning easier 1 Shut off the unit including the pilot Allow the unit to cool for at least thirty minutes 2 Inspect burner pilot and primary air inlet holes on injector holder for dust and dirt see Figure
35. nstructions Cont To Turn Off Gas To Appliance Thermostat Control Operation Manual Lighting Procedure INSPECTING BURNERS OPERATING HEATER Continued Note You may be running this heater for the first time after hooking up to gas supply If so the control knob may need to be pressed in for 30 seconds or more This will al low air to bleed from the gas system 6 With control knob pressed in press and release ignitor but ton 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 column 2 7 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob If control knob does not pop out when released contact a qualified service person or gas supplier for repairs Note If pilot goes out repeat steps 3 through 7 This heater has a safety interlock system Wait one 1 minute for sys tem to reset before lighting pilot again 8 Turn control knob counterclockwise to desired heat ing level The burners should light Set control knob to any heat level between HI and LO A CAUTION Do not try to adjust heating levels by using the equipment shutoff valve Ignitor Button Control Knob
36. on the back page of this manual EQUIPMENT SHUTOFF VALVE GA5010 For all models Equipment shutoff valve with 1 8 NPT tap Fits 1 2 NPT pipe CLEANING KIT CCK Not Shown For all models Your vent free gas appliance requires regular cleaning and maintenance to prevent performance problems This kit gives you the tools and instructions to make it easy to clean all critical areas of your appliance INFORMATION VIDEO 108917 01 For all models A care and maintenance video is available by calling 1 866 672 6040 You may also email your request to productsupport desaint com DESA ILLUSTRATED PARTS BREAKDOWN Models 111485 01 and 111485 02 ILLUSTRATED PARTS BREAKDOWN MODELS 111485 01 AND 111485 02 h com i 111487 01C PARTS LIST Models 111485 01 and 111485 02 PARTS LIST This list contains replaceable parts used in your stove For replace ment parts see Replacement Parts on page 17 of this manual 111487 01C Por lors Ta KEY PART NUMBER NO 111485 01 098867 10 ON Oa RWBND 099056 19 099387 09 098271 10 M11084 38 Not a field replaceable part 111485 02 104026 01 104026 01 098249 01 098249 01 104454 01 104454 01 098867 14 104425 01 104425 01 104424 03 104424 03 099056 26 111124 01 111124 01 102980 01 102980 01 101329 22 101329 21 104472 01 104472 01 099211 01 099211 01 102445 01 102445 01 099387 09 098271 10 1042
37. ouching the thermocouple This will cause the thermocouple to cool When the thermocouple cools the heater will shut down If pilot flame pattern is incorrect as shown in Figure 19 e turn heater off see To Turn Off Gas to Appliance column 1 e see Troubleshooting pag 14 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 Figure 18 Correct Pilot Flame Figure 19 Incorrect Pilot Flame Pattern Propane LP Shown Pattern Propane LP Shown 15 5 111487 01C INSPECTING BURNERS CLEANING AND MAINTENANCE Cleaning Burner Injector Holder and Pilot Air Inlet Hole Logs INSPECTING BURNERS Continued MAIN BURNER Periodically inspect all burner flame holes with the heater running All slotted burner flame holes should be open with yellow flame present All round burner flame holes should be open with a small blue flame present Some burner flame holes may become blocked by debris or rust with no flame present If so turn off heater and let cool Remove blockage Blocked burner flame holes will create soot CLEANING AND MAINTENANCE A WARNING Turn off heater and let cool before cleaning A CAUTION You must keep conirol areas burner and circulating air passageways of heater clean In spect these areas of heater before each use Have heater inspected yearly by a qualified service perso
38. our 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 either contact your nearest Parts Central see page 22 orcall DESA Heating Products at 1 866 672 6040 forreferral information When calling DESA Heating Products have ready e model number of your heater e the replacement part number PO woes Juli 111487 01C rmation visit www desatech com SERVICE HINTS When Gas Pressure Is Too Low e pilot will not stay lit e burners will have delayed ignition e heater will not produce specified heat e propane LP gas supply may be low You may feel your gas pressure is too low If so contact your local propane LP gas supplier TECHNICAL SERVICE You may have further questions about installation operation or troubleshooting If so contact DESA Heating Products Technical Service Department at 1 866 672 6040 When calling please have your model and serial numbers of your heater ready You can also visit DESA Heating Products technical service web site at www desatech com ACCESSORIES Purchase these heater accessories from your local dealer If they can not supply these accessories call DESA Heating Products at 1 866 672 6040 for referral information You can also write to the address listed
39. s supplier call the fire combustion and ventilation air must department be provided Refer to Air for Com Installation and service must be performed by a quali bustion and Ventilation section on fied installer service agency or the gas supplier page 4 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 appli ance is not convertible for use with other gases Aftermarket Completion of sale not for purpose of resale from the manufacturer Save this manual for future reference TABLE OF CONTENTS SAFETY INFORMATION TABLE OF CONTENTS SAFETY INFORMATION i 2 PRODUCT IDENTIFICATION i 3 LOCAL CODES oiran or ai de 4 PRODUCT FEATURES cir 4 AIR FOR COMBUSTION AND VENTILATION 4 UNPACKING oireisiin idence in ei etal 6 INSTALLATION aaa See 6 OPERATING HEATER sisarseura 11 INSPECTING BURNERS ii 12 CLEANING AND MAINTENANCE in 13 SAFETY INFORMATION A WARNINGS TROUBLESHOOTING iii 14 SPECIFICATIONS i 17 REPLACEMENT PARTS i 17 SERVICE HINTS ii lei 17 TECHNICAL SERVICE i 17 ACCESSORIES illa 17 ILLUSTRATED PARTS BREAKDOWN AND PARTS LIST 18 PARTS CENTRALS
40. site at www desatech com Note All troubleshooting items are listed in order of operation OBSERVED PROBLEM AX WARNING Turn off heater and letcool before servicing Only a qualified service person should service and repair heater A CAUTION Never use a wire needle or similar object to clean ODS pilot This can damage ODS pilot unit POSSIBLE CAUSE REMEDY When ignitor button is pressed there is no spark at ODS pilot 1 Ignitor electrode not connected to igni tor cable Ignitor cable pinched or wet N Broken ignitor cable Bad piezo ignitor Ignitor electrode broken Ignitor electrode positioned wrong Nn amp WwW 1 Reconnect ignitor cable N Free ignitor cable if pinched by any metal or tubing Keep ignitor cable dry Replace ignitor cable Replace piezo ignitor Replace pilot assembly Replace pilot assembly Nn WwW 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 ODS pilot is clogged Gas regulator setting is not correct Depleted gas supply propane LP only Na 1 Turn on gas supply or open equipment shutoff valve 2 Turn control knob to PILOT position 3 Press in control knob while in PILOT position 4 Cont
41. store O Yes O No Who selected the product O Male O Female O Both 4 What is the population of your area Under 10 000 O 10 000 to 25 000 O 25 000 to 50 000 O 50 000 to 100 000 O 100 000 to 250 000 O Over 250 000 5 What is your primary source of heat O Propane LP Gas O Fuel Oil O Wood O Natural Gas O Electric O Other 6 How was the product installed O Professional Installer O Self O Other 7 Cost of product excluding sales tax 8 Cost to install product 9 Type of store where product was purchased O Hardware O Propane Dealer O Natural Gas Utility Co Home Center Builder s Supply O Fireplace or Hearth Shop O Farm Store O Other 10 What motivated you to buy this product Sudden Cold Weather O Replace Older Model O D I Y Home Project O Emergency Back Up Heat Heater was on Sale O Energy Savings High Efficiency Construction Project O Other 11 How did you learn about this product brand O Advertising O Relative or Friend O Store Display O Other 12 Level of Education of Purchaser O Some High School O Completed High School O Completed College Completed Graduate School 13 Age of Purchaser O Under 20 O 20 29 0 30 39 0040 49 0050 59 O 60 or Over 14 Buyer s total annual household income O Under 15 000 O 15 000 to 19 999 O 20 000 to 34 999 O 35 000 to 49 999 O 50 000 to 74 999 O 75 000 to 99 999 O 100 000 and Over 15 Store where product was purchased Name City State 16 In choosing this produ
42. sually tight construction unless provisions are provided for adequate combustion and ventilation air Read the following instructions to in sure proper fresh air for this and other fuel burning appliances in your home Today s homes are built more energy efficient than ever New materi als increased insulation and new construction methods help reduce heat loss in homes Home owners weather strip and caulk around windows and doors to keep the cold air out and the warm air in During heating months home owners want their homes as airtight as possible While it is good to make your home energy efficient your home needs to breathe Fresh air must enter your home All fuel burning appliances need fresh air for proper combustion and ventilation Exhaust fans fireplaces clothes dryers and fuel burning appliances draw air from the house to operate You must provide adequate fresh air for these appliances This will insure proper venting of vented fuel burning appliances For more information visit www PROVIDING ADEQUATE VENTILATION The following are excerpts from National Fuel Gas Code ANSI Z223 1 NFPA 54 Section 5 3 Air for Combustion and Ventilation All spaces in homes fall into one of the three following ventilation classifications 1 Unusually Tight Construction 2 Unconfined Space 3 Confined Space The information on pages 4 through 6 will help you classify your space and provide adequate ventilation
43. 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 A WARNING If the area in which the heater may be operated is smaller than that defined as an uncon fined space or if the building is of unusually tight construction provide adequate combustion and ven tilation air by one of the methods described in the National Fuel Gas Code ANSI Z223 1 NFPA 54 Sec tion 5 3 or applicable local codes VENTILATION AIR Ventilation Air From Inside Building This fresh air would come from an adjoining unconfined space When ventilating to an adjoining unconfined space you must provide two permanent openings one within 12 of the ceiling and one within 12 of the floor on the wall connecting the two spaces see options and 2 Figure 2 You can also remove door into adjoining room see option 3 Figure 2 Follow the National Fuel Gas Code ANSI Z223 1 NFPA 54 Section 5 3 Air for Combustion and Ventilation for required size of ventilation grills or ducts Aa E Ventilation Grills Ventilation Grills Into Adjoining Or Into Adjoining Room Room Remove Option 2 Option 1 Door into Adjoining Room Option 3 Figure 2 Ventilation Air from Inside Building DESA AIR FOR COMBUSTION AND VENTILATION Ventilation Air Cont UNPACKING INSTALLATION AIR FOR COMBUSTIO
44. til air is removed from line Have gas line checked by local natural or propane LP gas company 3 Observe minimum installation clear ances see page 7 4 Clean burner see Cleaning and Main tenance page 13 or replace burner orifice Dark residue on logs or inside of fireplace 1 Improper log placement 2 Drafts or other air currents affecting flame pattern 3 Air holes at burner inlet blocked 4 Burner flame holes blocked 1 Properly locate logs see Installing Log Set page 11 2 Eliminate source of drafts around heater 3 Clean out air holes at burner inlet Peri odically repeat as needed 4 Remove blockage White powder residue forming within burner box or on adjacent walls or furniture For more information visit www desatech com 111487 01C 1 When heated vapors from furniture pol ish wax carpet cleaners etc may turn into white powder residue 1 Turn heater off when using furniture polish wax carpet cleaners or similar products DESA TROUBLESHOOTING TROUBLESHOOTING Continued WARNING If you smell gas Shut off gas supply Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building e Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions Ifyoucannotreach your gas supplier call the fire department IMPORTANT Operating heater where impurities in
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