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INSTALLATION

1. Note All troubleshooting items are listed in order of operation OBSERVED PROBLEM TROUBLESHOOTING AX WARNING Turn off heater and letcool before servicing Only a qualified service person should service and repair heater POSSIBLE CAUSE A CAUTION Never use a wire needle or similar object to clean ODS pilot This can damage ODS pilot unit REMEDY When ignitor button is pressed there is no spark at ODS pilot 1 2 Ignitor electrode not connected to igni tor cable Ignitor cable pinched or wet Piezo ignitor nut is loose 1 2 Reconnect ignitor cable Free ignitor cable if pinched by any metal or tubing Keep ignitor cable dry Tighten nut holding piezo ignitor to base panel of log set Nut is located behind base panel 4 Broken ignitor cable 4 Replace ignitor cable 5 Bad piezo ignitor 5 Replace piezo ignitor 6 Ignitor electrode broken 6 Replace pilot assembly 7 Ignitor electrode positioned wrong 7 Replace pilot assembly When ignitor button is pressed there is 1 Gas supply turned off or equipment 1 Turn on gas supply or open equipment spark at ODS pilot but no ignition Ww N shutoff valve closed Control knob not in PILOT position Control knob not pressed in while in PILOT position Air in gas lines when installed ODS pilot is clogged Gas regulator setting is not correct Ww N shutoff valve Turn control knob to
2. 2 Ifyou smell gas e shut off gas supply do not try to light any appliance do not touch any electrical switch do not use any phone in your building immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions e if you cannot reach your gas supplier call the fire department 3 This heater shall not be installed in a bedroom or bathroom Do not use this heater as a wood burning heater Use only the logs provided with the heater 5 Do not add extra logs or ornaments such as pine cones ver miculite or rock wool Using these added items can cause soot ing Do not add lava rock around base Rock and debris could fall into the control area of heater 6 To prevent the creation of soot follow the instructions in Clean ing and Maintenance page 15 7 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 8 This heater needs fresh 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 pages 4 through 6 If heater keeps shutting off see Trouble shooting pages 17 through 19 9 Do not run heater e where flammable liquids or vapors are used or stored e under
3. Carefully replace stove top panel Align holes and replace six screws removed in step 1 page 11 Slide top trim over sides of top panel Attach with 2 screws removed in step 1 page 11 Peel off the backing paper and stick the supplied wiring dia gram decal on the stove floor as shown in Figure 20 page 12 Plug power cord into a convenient 3 prong grounded wall recep tacle near the stove A WARNING INSTRUCTIONS ELECTRICAL GROUNDING OPERATING HEATER For Your Safety Read Before Lighting Lighting Instructions OPERATING HEATER FOR YOUR SAFETY READ BEFORE LIGHTING AA WARNING If you do not follow these instructions exactly a fire or explosion may result causing prop erty damage personal injury or loss of life A B This appliance has a pilot which must be lighted by hand When lighting the pilot follow these instructions exactly BEFORE LIGHTING smell all around the appliance area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electric switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Use only your hand to push in or turn the gas control knob Never use tools If the knob will not p
4. Floor Figure 4 Minimum Clearance to Walls and Ceiling POF OFS into 107434 01C rmation visit www desatech com DESA INSTALLATION Connecting to Gas Supply Cont Checking Gas Connections INSTALLATION Continued A WARNING Never connect heater to private non utility gas wells This gas is commonly known as wellhead gas A CAUTION Use only new black iron or steel pipe Internally tinned copper tubing may be used in certain areas Check your local codes Use pipe of 1 2 diam eter or greater to allow proper gas volume to heater If pipe is too small undue loss of volume will occur Installation must include an equipment shutoff valve union and plugged 1 8 NPT tap Locate NPT tap within reach for test gauge hook up NPT tap must be upstream from heater see Figure 6 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 Apply pipe joint sealant lightly to male NPT threads This will prevent excess sealant from going into pipe Excess sealant in pipe could result in clogged heater valves A WARNING Use pipe joint sealant that is resistant to liquid petroleum LP gas CSA Design Certified Equipment Shutoff Valve From Gas Meter With 1 8 NPT Tap 5 W C to 10 5 W C Approved Flexible Pressure Gas Hose if allowed by local codes E
5. visit www desatech com 107434 01C DESCRIPTION Log Set ODS Pilot NG ODS Nut Burner Outlet Tube Inlet Tube Burner Clip Burner Orifice Injector Gas Control Valve Burner Pilot Tube Ignitor Cable Piezo Ignitor and Cover Pilot Shield Regulator Sa Ce Cae Cs Cs Cs Cs Cs Cs COs CU CO res Ci DESA ILLUSTRATED PARTS BREAKDOWN S39NT Stove Body ILLUSTRATED a PARTS BREAKDOWN S39NT For more information visit www desatech com 107434 01C PARTS LIST S39NT PARTS LIST S39NT Stove Body This list contains replaceable parts used in your heater When ordering parts follow the instructions listed under Replacement Parts on page 24 of this manual For more info 107434 01C KEY NO PART NO DESCRIPTION QTY ONoOaARKRWDND 107085 01CK kk 107076 01CK 107082 01CK 105657 01 107363 01CK 107078 01CJ 107080 01CK 107081 01CJ 107365 01CK 101382 01 107092 01 107093 01 106754 01 101386 02 099230 02 107079 01CJ 102455 12 102455 13 107091 01CK 107084 01CK 101514 01 103158 01 107083 01 098304 03 Top Panel Stove Pedestal Stove Assembly Stove Base Stove Back Panel Top Trim Blower Bracket Door Firebox Back Panel Firebox Floor Firebox Top Screen Assembly Valve Bracket Brass Trim Bottom Brass Trim Firebox Knob Door Hinge Shoulder Screw Heat Deflector Louver Small Louver Large Support End Louver Support Center Louver Blower
6. AIR FOR COMBUSTION AND VENTILATION Ventilation Air INSTALLATION AIR FOR COMBUSTION AND VENTILATION Continued VENTILATION AIR Sutlet yone g IC Ventilation Air From Inside Building all This fresh air would come from an adjoining unconfined space a I When ventilating to an adjoining unconfined space you must Air 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 To adjoining room see option 3 Figure 2 Follow the National Fuel Crawl To Attic Gas Code ANSI Z223 1 NFPA 54 Section 5 3 Air for Combustion inlet Space n e and Ventilation for required size of ventilation grills or ducts Air ES Ventilation Air From Outdoors Ventilated Inlet Air Crawl Space Provide extra fresh air by using ventilation grills or ducts You must provide two permanent openings one within 12 of the ceiling and Figure 3 Ventilation Air from Outdoors 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 l N STAL LAT l O N Z223 1 NFPA 54 Section 5 3 Air for Combustion and Ventilation for required size of ventilation grills or ducts NOTICE This heater is intended for use as supp
7. Clean burner see Cleaning and Main Inlet gas pressure is too low tenance pages 15 and 16 or replace burner orifice 2 3 Burner orifice diameter is too small 2 Contact local natural gas company 4 Thermopile leads disconnected or im 3 Replace burner orifice properly connected 4 Reconnect leads see wiring diagram 5 Burners willnotcome oninremote position 5 Replace battery in transmitter and receiver Delayed ignition burner 1 Manifold pressure is too low 1 Contact local natural gas company 2 Burner orifice clogged 2 Clean burner see Cleaning and Mainte nance pages 15 and 16 or replace burner orifice Burner backfiring during combustion 1 Burner orifice is clogged or damaged 1 Clean burner see Cleaning and Main tenance pags 15 and 16 or replace burner orifice 2 Damaged burner 2 Replace damaged burner 3 Gas regulator defective 3 Replace gas control Slight smoke or odor during initial operation 1 Not enough air 1 Check burner for dirt and debris If found clean burner see Cleaning and Mainte nance pags 15 and 16 2 Gas regulator defective 2 Replace gas control 3 Residues from manufacturing processes 3 Problem will stop after a few hours of and logs curing operation Moisture condensation noticed on windows 1 Not enough combustion ventilation air 1 Refer to Air for Combustion and Ventila tion requirements page 4 Heater produces a whistling noise when 1 Turning control knob to
8. Includes cor ner installations C Clearances from the stove top to the ceiling should not be less than 48 inches CONNECTING TO GAS SUPPLY A WARNING A qualified service person must con nect heater to gas supply Follow all local codes Installation Items Needed Before installing heater make sure you have the items listed below e piping check local codes e sediment trap e sealant resistant to propane LP gas tee joint e equipment shutoff valve e pipe wrench e test gauge connection A CSA design certified equipment shutoff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection Purchase the optional CSA design certified equipment shutoff valve from your dealer See Accessories page 24 Side View a E Back View Front of Stove Unit Gas Regulator Inlet Connection Figure 5 Gas Regulator Location and Gas Line Access Into Stove Cabinet Top View Back Wall Front View Ceiling 6 Minimum 2 T Side View Ceiling 48 12 12 Minimum Minimum Minimum j Side Wall Side Wall Side Wall id um Minium _ Side Wall i a a 48 Minimum Corner Wall Back Wall jo 6 T t Minimum gt inimum Front of Wall 8 Stove Unit Minimum
9. PILOT position Press in control knob while in PILOT position Continue holding down control knob Repeat igniting operation until air is re moved Clean ODS pilot see Cleaning and Maintenance pages 15 and 16 or re place ODS pilot assembly Replace gas control ODS pilot lights but flame goes out when control knob is released POF oda into 107434 01C W aD Control knob not fully pressed in Control knob not pressed in long enough Equipment shutoff valve not fully open 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 Thermocouple connection loose at con trol valve Thermocouple damaged Control valve damaged Press in control knob fully 2 After ODS pilot lights keep control rmation visit www desatech com knob pressed in 30 seconds Fully open equipment shutoff valve A Contact local natural gas company B Clean ODS pilot see Cleaning and Maintenance pages 15 and 16 or re place ODS pilot assembly Hand tighten until snug then tighten 1 4 turn more Replace pilot assembly Replace control valve DESA TROUBLESHOOTING TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner does not light after ODS pilot is lit 1 Burner orifice clogged 1
10. Q 3 Minimum Tee Pipe Gag Joint Nipple Cap Aauleioe Sediment Trap of Heater Figure 6 Gas Connection Purchase the optional CSA design certified equipment shutoff valve from your dealer See Accessories page 24 Minimum inlet pressure for purpose of input adjustment For more information visit www We recommend that you install a sediment trap in supply line as shown in Figure 6 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 CHECKING GAS CONNECTIONS A WARNING Test all gas piping and connections for leaks after installing or servicing Correct all leaks at once A WARNING Never use an open flame to check for a leak Apply a noncorrosive leak detection fluid to all joints Bubbles forming show a leak Correct all leaks at once 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
11. 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 pet hair etc CLEANING BURNER INJECTOR HOLDER AND PILOT AIR INLET HOLE The primary air inlet holes allow the proper amount of air to mix with the gas This provides a clean burning flame Keep these holes clear of dust dirt lint and pet hair Clean these air inlet holes 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 on the can If you don t follow directions on the can you could damage the pilot assembly 1 Shut off the unit including the pilot Allow the unit to cool for at least thirty minutes 2 Inspect burner pilot and primary air inlet holes on injector holder for dust and dirt see Figure 27 3 Blow air through the ports slots and holes in the burner Check the injector holder located at the end of the burner tube a
12. dusty conditions 10 Do not use this stove to cook food or burn paper or other objects 11 Do not use heater if any part has been exposed to or under water Immediately call a qualified service technician to in spect the room heater and to replace any part of the control system and any gas control which has been under water 12 Do not operate heater if any log is broken Do not operate heater if a log is chipped dime sized or larger POF WFD into 107434 01C hmation visit www desatech com 13 Turn heater off and let cool before servicing Only a qualified service person should service and repair heater 14 Operating heater above elevations of 4 500 feet could cause pilot outage 15 Provide adequate clearances around air openings PRODUCT IDENTIFICATION As Heater Controls Inside Door Figure 1 Vent Free Natural Gas Stove 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 This heater is designed for vent free operation State and local codes in some areas prohibit the use of vent free heaters DESA UNPACKING PRODUCT FEATURES Safety Pilot Piezo Ignition System AIR FOR COMBUSTION AND VENTILA
13. eee cesses ceases eeaeeeeeeaes 24 ACCESSORIES tis Atkin eee ei Ss Bey 24 OWNER S REGISTRATION FORM eee rete 25 PARTS CENTRALS sas cc ink os inland 27 WARRANTY INFORMATION eee Back Cover 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 ornausea 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 Natural Gas Natural 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 Do not allow fans to blow directly into the heater Avoid any drafts that alter burn
14. fully open Turn control knob clockwise 7 N 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 gas go to the next step Turn control knob counterclockwise y to the PILOT position Press in control knob for five 5 seconds see Fig ure 21 page 14 Note You may be running this heater for the first time after hooking up to gas supply If so the con trol knob may need to be pressed in for 30 seconds or more This will allow air to bleed from the gas system DESA OPERATING HEATER Lighting Instructions Cont To Turn Off Gas to Appliance Thermostat Control Operation Manual Lighting Procedure Operating Optional Blower Accessory OPERATING HEATER Continued 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 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 repair
15. grounding plug for your protection against shock hazard and should be plugged directly Facing front of stove carefully slide top panel forward until itis completely removed from stove see Figure 11 page 10 Install one plastic bushing provided in blower kit into the 1 1 2 hole in the left rear of firebox floor Access hole through the rectangular opening in the rear panel see Figure 12 page 10 into a properly grounded three prong receptacle gt Power Cord Wiring Diagram Decal Control Speed Control Knob Housing Figure 15 Routing Power Cord For more information 107434 01C www desatech com A WARNING Never attempt to service heater while it is plugged in operating or hot Burns and electrical shock could result Only a qualified service person should service or repair heater If any of the original wire as supplied with the appliance must be replaced it must be replaced with 105 C wire or it s equivalent A WARNING Label all wires prior to disconnection when servicing controls Wiring errors can cause im proper and dangerous operation Verify proper opera tion after servicing Variable Fan Switch 1 110 115 VAG pace Green White 21 7 120 Vac 60 Hz 78 Amps DESA International Bowling Green KY 101584 05 DESA INSTALLATION Installing Optional Blower Accessory GA3650TA Cont INSTALLATION Contin
16. statement at top of page Control valve defective Locate and correct all leaks see Check ing Gas Connections pages 8 and 9 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 pags 8 and 9 Burner flame is excessively large and is very near or touches the top of firebox OF more into 107434 01C Excessive line or manifold pressure Dirty primary air holes rmation visit www desatech com Check manifold pressure and correct as needed Clean burner air holes see Cleaning and Maintenance pages 15 and 16 DESA 8 x E oc Y lt z Q A q w gt k gt E 10 Hz A 38 Ey ao Og LU EM S39NT S gt gt o gt 4 e a o qm z 9 la e la fe Li 107434 01C PARTS LIST S39NT PARTS LIST S39NT This list contains replaceable parts used in your heater When ordering parts follow the instructions listed under Replacement Parts on page 24 of this manual PART NUMBER 107433 02 104285 01 098249 01 107090 01 107089 01 102843 01 099056 16 101329 20 102772 01 099387 09 098271 10 101381 01 105990 01 098867 09 1 2 3 4 5 6 7 8 For more information
17. supplier s instructions If you cannot reach your gas supplier call the fire department IMPORTANT Operating heater where impurities in air exist may create odors Cleaning supplies paint paint remover cigarette smoke cements and glues new carpet or textiles etc 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 pages 8 and 9 Heater shuts off in use ODS operates Not enough fresh air is available Low line pressure ODS pilot is partially clogged a Open window and or door for ventilation Contact local natural gas company Clean ODS pilot see Cleaning and Maintenance pages 15 and 16 Gas odor even when control knob is in OFF position Gas leak See Warning
18. 3 shows a correct pilot flame pattern Figure 24 shows an incorrect pilot flame pattern Note Appearance of pilot assembly may vary by model 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 If pilot flame pattern is incorrect as shown in Figure 24 turn heater off see To Turn Off Gas to Appliance page 14 e see Troubleshooting pages 17 through 19 Note The pilot flame on the natural gas units will have a slight curve but flame should be blue and have no yellow or orange color Thermocouple Thermocouple _ Pilot Burner Pilot Burner Figure 23 CorrectPilotFlame Figure 24 Incorrect Pilot Flame Pattern Pattern BURNER FLAME PATTERN Figure 25 shows a correct burner flame pattern Figure 26 shows an incorrect burner flame pattern If burner flame pattern is incorrect turn heater off see To Turn Off Gas to Appliance page 14 e see Troubleshooting pages 17 through 19 Approx 3 6 Above Top of Logs Flame More Than 8 Above Top of Logs Figure 26 Incorrect Flame Pattern with Control Knob Set to High Flame For more information visit www desatech com 107434 01C CLEANING AND MAINTENANCE A WARNING Turn off heater and let cool before cleaning A CAUTION You must keep control areas burner and circulating air passageways of heater clean Inspect these areas of heater
19. 6 Using two screws provided in blower kit mount blower speed control housing to mounting tab in left side of lower control compartment see Figure 16 Check to make sure that the power cord is completely clear of blower wheel and there are no foreign objects in blower wheel Carefully replace stove top panel Align holes and replace six screws removed in step 1 page 10 Slide top trim onto top panel Attach with two screws removed in step 1 page 10 Peel off the backing paper and stick the supplied wiring dia gram decal on the stove floor as shown in Figure 15 Plug power cord into a convenient 3 prong grounded wall recep tacle near the stove Using speed control knob turn blower on and check for operation All remaining parts from blower kit may be discarded Installing Optional Blower Accessory GA3650TA e Ra Blower Speed Control Housing Figure 16 Installing Blower Control Housing INSTALLING OPTIONAL BLOWER ACCESSORY GA3650TA Tools required Phillips screwdriver NOTICE Shut off gas heater during the following blower installation 1 Remove 2 screws from rear tabs on top trim Pull trim forward to remove see Figure 11 page 10 2 Remove three screws from under top lip on each side of stove to remove top panel see Figure 11 page 10 A WARNING ELECTRICAL GROUNDING INSTRUCTIONS This appliance is equipped with a three prong
20. 83 9704 All States 219 462 7441 1 888 619 7060 sales O portableheaterparts com techservice O 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 Paris 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 For more information visit www desatech com 107434 01C East Coast Energy Products 707 Broadway W Long Branch NJ 07764 1542 732 870 8809 1 800 755 8809 www njplaza com ecep Dayton Hardware P O Box 275 North Dayton Station Dayton OH 45404 0275 All States 937 258 3721 OH 1 800 762 3426 Halco Enterprises 208 Carter Drive Unit 21 West Chester PA 19382 4500 610 430 7717 1 800 368 0803 www halcoenterprises com Laporte s Parts amp Service 2444 N 5th Street Hartsville SC 29550 7704 843 332 0191 Parts Department Cans Unlimited Inc P O Box 645 Taylor SC 29687 0013 All States 803 879 3009 1 800 845 5301 cuisales O aol com DESA 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
21. HI position when 1 Turn control knob to LO position and let burner is lit burner is cold warm up for a minute 2 Air in gas line 2 Operate burner until air is removed from line Have gas line checked by local natu ral gas company 3 Air passageways on heater blocked 3 Observe minimum installation clearances see page 7 4 Dirty or partially clogged burner orifice 4 Clean burner see Cleaning and Main tenance pages 15 and 16 or replace burner orifice Dark residue on logs or inside of stove 1 Improper log placement 1 Properly locate logs see Installing Logs page 9 2 Drafts or other air currents affecting 2 Eliminate source of drafts around heater flame pattern 3 Air holes at burner inlet blocked 3 Clean out air holes at burner inlet Peri odically repeat as needed 4 Burner flame holes blocked 4 Remove blockage White powder residue forming within burner 1 When heated vapors from furniture pol 1 Turn heater off when using furniture pol box or on adjacent walls or furniture ish wax carpet cleaners etc may tum into white powder residue ish wax carpet cleaners or similar products ch com 107434 01C TROUBLESHOOTING Continued TROUBLESHOOTING building A 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 Immediately call your gas supplier from a neighbor s phone Follow the gas
22. Log Set Burner Ports Figure 10 Installing One Piece Log set Top View DESA INSTALLATION Installing Optional Blower Accessory GA3750 INSTALLATION Continued INSTALLING OPTIONAL BLOWER ACCESSORY GA3750 Tools required Phillips screwdriver NOTICE Shut off gas heater during the following blower installation 1 Remove 2 screws from rear tabs on top trim Pull trim forward to remove see Figure 11 2 Remove top panel of stove by removing three screws from under top lip on each side of stove see Figure 11 3 Facing front of stove carefully slide top panel forward until it is completely removed from stove see Figure 11 4 Install one plastic bushing provided in blower kit into the 1 1 2 hole in the left rear of firebox floor Access hole through the rectangular opening in the rear panel see Figure 12 5 Disconnect power cord wires from blower motor if connected see Figure 13 6 Disconnect green ground wire from blower housing if connected by removing screw holding wire terminal see Figure 13 Top Panel Top Trim Screws Figure 11 Removing Stove Top Panel O Bushing Figure 12 Installing Bushing 7 Remove the two blower mounting brackets from the rear panel by removing two screws each see Figure 14 8 Attach the two mounting brackets to blower housing using four screws provided in blower kit 2 for each bracket see Figure 14 Tighten screws se
23. N 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 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 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 appliances in the space Vent free heater Btu Hr Gas water heater Btu Hr Gas furnace Btu Hr Vented gas heater Btu Hr Gas fireplace logs Btu Hr Other gas appliances Btu Hr Total Btu Hr Do not include direct vent gas appliances Direct vent draws com bustion air from the outdoors and vents to the outdoors Example Gas water heater 30 000 Btu Hr Vent free heater 39 000 Btu Hr Total 69 000 Btu Hr 4 Compar
24. Pressures in excess of 1 2 psig will damage heater regulator 2 Cap off open end of gas pipe where equipment shutoff valve was connected 3 Pressurize supply piping system by either using compressed air or opening main gas valve located on or near gas meter 4 Check all joints of gas supply piping system Apply a noncor rosive leak detection fluid to gas joints Bubbles forming show a leak 5 Correct all leaks at once Reconnect heater and equipment shutoff valve to gas supply Check reconnected fittings for leaks ISS SO 107434 01C INSTALLATION Continued Test Pressures Equal To or Less Than 1 2 PSIG 3 5 kPa 1 2 4 Close equipment shutoff valve see Figure 7 Pressurize supply piping system by either using compressed air or opening main gas valve located on or near gas meter Check all joints from gas meter to equipment shutoff valve see Figure 8 Apply a noncorrosive leak detection fluid to gas joints Bubbles forming show a leak Correct all leaks at once Pressure Testing Heater Gas Connections 1 2 3 4 A Open equipment shutoff valve see Figure 7 Open main gas valve located on or near gas meter Make sure control knob of heater is in the OFF position Check all joints from equipment shutoff valve to control valve see Figure 8 Apply a noncorrosive leak detection fluid to gas joints Bubbles forming show a leak Correct all leaks at once Light heater see Operating Hea
25. Sensor Cover Magnet Catch Magnet Bracket Louver Screw PARTS AVAILABLE NOT SHOWN 101054 01 100563 01 104108 06 Lighting Instructions Plate Warning Plate Touch Up Paint Kit Part not available for field replacement rmation visit www desatech com aas42NNWNAaANAaARNAaAsSaaa44 444 Naa 4a 4 N DESA REPLACEMENT PARTS ACCESSORIES REPLACEMENT PARTS Note Use only original replacement parts This will protect your warranty coverage for parts replaced under warranty PARTS UNDER WARRANTY Contact authorized dealers of this product If they can t supply original replacement part s call DESA International s Technical Service Department at 1 866 672 6040 for referral information When calling DESA International have ready your name e your address e model and serial numbers of your heater e how heater was malfunctioning e type of gas used propane LP or natural gas e purchase date Usually we will ask you to return the part to the factory PARTS NOT UNDER WARRANTY Contact authorized dealers of this product or Parts Central see page 25 If they can t supply original replacement part s call DESA International at 1 866 672 6040 for referral information When calling DESA International have ready e model number of your heater e the replacement part number For more information visit www di ACCESSORIES Purchase these heater accessories from your local dealer or Parts Cen
26. TION Providing Adequate Ventilation UNPACKING Remove top inner pack Tilt carton so that stove is upright Remove protective side packaging Slide stove out of carton Remove protective plastic wrap Remove screen by lifting and then pulling forward Remove log set by cutting plastic ties Carefully unwrap log SIO pal o ON DA 02 ET Check for any shipping damage If stove or log is damaged promptly inform dealer where you bought stove PRODUCT FEATURES 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 unusually 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 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 Dur
27. VENT FREE NATURAL GAS FREESTANDING Compro Glu PEDESTAL STOVE SYSTEM OWNER S OPERATION AND INSTALLATION MANUAL S39NT 20 000 to 39 000 Btu Hr Thermostatically Controlled WARNING If the information in this manual is not followed exactly a fire or explosion may result causing property damage personal in jury 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 Do not touch any electrical switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions e If you cannot reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier For more information visit www w desatecn com WARNING Improper installation ad justment alteration service or main tenance can cause injury or property damage Refer to this manual for cor rectinstallation and operational proce dures For assistance or additional in formation consult a qualified installer service agency or the gas supplier 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 ventilation air must be provided Refe
28. curely Place blower assembly tempo rarily on top of firebox 9 Working from the rear of the stove place entire power cord including speed control housing in lower control compartment 10 Route ends of 3 wire power cord up from the lower control com partment through the plastic bushing then up to the upper cavity of stove see Figure 15 page 11 11 Attach the terminal ends of the white and black power cord wires to the terminals on the blower motor see Figure 12 Push firmly 12 Attach the terminal end of the green power cord wire to the front tab of the blower housing using screw provided see Figure 13 White Powercord Wire Black Powercord Wire Ground Wire Figure 13 Removing Wires from Blower ry w S Blower Bracket Al Screws Screws Firebox Top Figure 14 Removing Blower Brackets from Stove and Attaching to Blower For more information visit www di 107434 01C INSTALLATION Installing Optional Blower Accessory GA3750 Cont INSTALLATION Continued 13 14 15 16 17 18 19 20 21 Using the four screws previously removed mount blower as sembly to stove by reattaching blower brackets to rear panel see Figure 14 page 10 Tighten screws securely Install plastic control knob onto output shaft of speed control housing see Figure 15 Place speed control housing just inside control compartment door in front of stove see Figure 1
29. ds oil or kerosene lamps etc in the air exist may discolor walls or cause odors For more information visit www desat Com 107434 01C INSTALLATION Check Gas Type Clearances to Combustibles Connecting to Gas Supply INSTALLATION Continued 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 only natural gas If your gas supply is not natural gas donot install heater Call dealer where you bought heater for proper type heater 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 IMPORTANT You must maintain minimum wall and ceiling clearances during installation The minimum clearances are shown in Figure 4 Measure from outermost point of stove top Minimum Wall and Ceiling Clearances see Figure 4 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
30. e 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 69 000 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 gt 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 Vent room directly to the outdoors See Ventilation Air From Out doors page 6 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 AX WARNING If the area in which the heater may be operated is smaller than that defined as an uncon fined space or if the building is of unusually tight construction provide adequate combustion and ven tilation air by one of the methods described in the National Fuel Gas Code ANSI Z223 1 NFPA 54 Sec tion 5 3 or applicable local codes POr adoro information visit www desatech com DESA 107434 01C
31. efective 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 ON ALL COMPONENTS FROM THE DATE OF FIRST PURCHASE AND DESA INTERNATIONAL S LIABILITY IS HEREBY LIMITED TO THE PURCHASE PRICE OF THE PRODUCT AND DESA INTERNATIONAL SHALL NOT BE LIABLE FOR ANY OTHER DAMAGES WHATSOEVER INCLUDING INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES Some states do not allow a limitation on how long an implied warranty lasts or an exclusion or limitation of incidental or consequential damages so the above limitation on implied warranties or exclusion or limitation on damages may not apply to you This warranty gives you specific legal rights and you may also have other rights that vary from state to state For information about this warranty write OES A TM INTERNATIONAL 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 www desatech com 1074340 107434 01 NOT A UPC Rev C 05 02 For more information visit WWW NECO
32. er flame patterns Ceiling fans can create drafts that alter burner flame patterns Altered burner patterns can cause sooting A WARNING Do not use a blower insert heat exchanger insert or other accessory not approved for use with this heater Due to high temperatures the appliance should be located out of traffic and away from furniture and draperies Do not place clothing or other flammable material on or near the appliance Never place any objects in the stove Heater becomes very hot when running stove Keep children and adults away from hot surfaces to avoid burns or clothing ignition Stove will remain hot fora time after shutdown Allow surfaces to cool before touching A WARNING Any change to this stove or its con trols can be dangerous For more information visit WWW di Carefully supervise young children when they are in the room with stove ISS SO 107434 01C SAFETY INFORMATION PRODUCT IDENTIFICATION LOCAL CODES SAFETY INFORMATION Continued You must operate this heater with the heater screen in place Make sure heater screen is in place before running heater Keep the appliance area clear and free from combus tible materials gasoline and other flammable vapors and liquids 1 This appliance is only for use with the type of gas indicated on the rating plate This appliance is not convertible for use with other gases
33. er stripping has been added on openable win dows and doors and c caulking or sealants are applied to areas such as joints around window and door frames between sole plates and floors between wall ceiling joints between wall panels at penetrations for plumbing electrical and gas lines and at other openings If your home meets all of the three criteria above you must provide additional fresh air See Ventilation Air From Outdoors page 6 lf 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 unconfining space as a space whose volume is not less than 50 cubic feet per 1 000 Btu per hour 4 8 m per kw of the aggregate input rating of all 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 CJs ias com o 107434 01C AIR FOR COMBUSTION AND VENTILATION Determining Fresh Air Flow for Heater Location AIR FOR COMBUSTIO
34. gain 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 In case any large clumps of dust have now been pushed into the burner repeat steps 3 and 4 Burner Tube Injector Holder Primary Air Inlet Holes Figure 27 Injector Holder On Outlet Burner Tube DESA CLEANING AND MAINTENANCE SPECIFICATIONS SERVICE HINTS TECHNICAL SERVICE CLEANING AND MAINTENANCE Continued 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 28 With the unit off lightly blow air through the airinlet hole You may blow through a drinking straw if compressed air is not available Ports Slots Assembly Pilot Air Inlet Hole Figure 28 Pilot Inlet Air Hole CABINET Air Passageways e Use a vacuum cleaner or pressurized air to clean Exterior e Use a soft cloth dampened with a mild soap and water mixture Wipe the cabinet to remove dust LOGS e Ifyou remove logs for cleaning refer to Installing Logs page 9 to properly replace logs e Replace log s if broken or chipped dime sized or larger MAIN BURNER Periodically inspect all burner flame holes with the heater running All slotted burner flame holes should be open wi
35. igure 19 Firebox Back Panel Screws Figure 17 Removing Cover Plate Thermostatic Switch Lower Hole Mounted to Cover Wire Harness Figure 18 Attaching Wire Harness to Thermostatic Switch and Cover Assembly For more information visit www je Satechyc 15 Working from the rear of the stove place entire power cord including speed control housing in lower control compartment see Figure 20 16 Route ends of 3 wire power cord up from the lower control com partment through the plastic bushing then up to the upper cavity of stove see Figure 20 17 Connect white wire from speed control to either terminal on blower motor see Figure 20 Push firmly Wire Harness Thermostatic Switch Mounted to Cover Screws NES ud o Figure 19 Assembling Thermostatic Switch and Cover to Firebox Back Panel ia p in Firebox Back Panel Wire Harness Black Speed Control Wire White Speed Control Wire Power Cord Green Ground Wire AA WARNING Never attempt to service heater while it is plugged in operating or hot Burns and electrical shock could result Only a qualified service person should service or repair heater If any of the original g e as supplied with the app replaced it must be iced with 105 C wire or i AX WARNING Label all wires prior to disconnection when servicing controls Wiring errors can cause im proper and dangerous operation Verity prope
36. ing 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 heaters 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 C PROVIDING ADEQUATE VENTILATION The following are excerpts from National Fuel Gas Code ANSI 2223 1 NFPA 54 Section 5 3 Air for Combustion and Ventilation All spaces in homes fall into one of the three following ventilation classifications 1 Unusually Tight Construction 2 Unconfined Space 3 Confined Space The information on pages 4 through 6 will help you classify your space and provide adequate ventilation Unusually Tight Construction The air that leaks around doors and windows 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 continuous water vapor retarder with a rating of one perm 6 x 10 kg per pa sec m or less with openings gasketed or sealed and b weath
37. le 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 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 throughout the house In the event of a power outage A al you can use this heater as your primary heat source Ventilation ae oe Ay WARNING A qualified service person must in Grills Ventilation Grills stall heater Follow all local codes Into Adjoining or Into Adjoining Room eee n Remove optiona Option 1 Door into Adjoining Room Option O 3 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 CAUTION This heater creates warm air currents These currents move heat to wall surfaces next to Figure 2 Ventilation Air from Inside Building heater Installing heater next to vinyl or cloth wall coverings or operating heater where impurities such as but not limited to tobacco smoke aromatic candles cleaning flui
38. lot with match Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob Now follow step 8 in column 1 E OPERATING OPTIONAL Do BLOWER ACCESSORY Light your gas appliance with the blower off Turn the blower on to deliver heated air at the top louvers The blower features a variable control which allows you to select the speed you desire If using the GA3650TA Blower Accessory In the ON position the blower will start when the thermostat senses a sufficient increase in firebox temperature approximately 10 to 20 min utes depending on heat setting Note Your gas stove and thermostat blower will not turn on and off at the same time The stove may run for several minutes before the blower turns on After the heater modulates to the pilot position the blower will continue to run The blower will shut off after the firebox temperature decreases Note It is safe to operate stove with blower turned off How ever the blower helps distribute heated air from the stove Note Periodically check the louvers of the firebox and remove any dust dirt or other obstructions For more information visit www desatech com 107434 01C INSPECTING BURNERS pilot Flame Pattern Burner Flame Pattern CLEANING AND MAINTENANCE Cleaning Burner Injector Holder and Pilot Air Inlet Hole INSPECTING BURNER Check pilot flame pattern and burner flame patterns often PILOT FLAME PATTERN Figure 2
39. n 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 International 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 store O Yes O No Who selected the product O Male O Female O Both 4 What is the population of your area O Under 10 000 O 10 000 to 25 000 O 25 000 to 50 000 O 50 000 to 100 000 O 100 000 to 250 000 O Over 250 000 5 What is your primary source of heat O Propane LP Gas O Fuel Oil Wood ONaturalGas O Electric O Other 6 How was the product installed O Professional Installer Self O Other 7 Cost of product excluding sales tax 8 Cost to install product 9 Type of store where product was purchased O Hardware O Propane Dealer O Natural Gas Utility Co O Home Center Builder s Supply O Fireplace or Hearth Shop O Farm Store O Other 10 What motivated you to buy this product O Sudden Cold Weather Replace Older Model O D I Y Home Project O Emergency Back Up Heat O Heater was on Sale O Energy Savings High Efficiency Construction Project O Other 11 How did you learn about this product brand O Advertising O Relative or Friend O Store Display O Other 12 Level of Education
40. of Purchaser O Some High School O Completed High School Completed College O Completed Graduate School 13 Age of Purchaser O Under 20 020 29 030 39 040 49 O50 59 O60 or Over 14 Buyer s total annual household income O Under 15 000 O 15 000 to 19 999 O 20 000 to 34 999 O 35 000 to 49 999 O 50 000 to 74 999 O 75 000 to 99 999 O 100 000 and Over 15 Store where product was purchased Name City State 16 In choosing this product how important were the following Not Important Somewhat Important Very Important Availability Price Brand Name Overall Quality Heat Output Made in USA Warranty Local Service Value for Price Prior Brand Experience Controls Location Thermostat Remote or Manual Operation Ease of Operation Special Features Salesperson s Recommendation Friend Relative s Recommendation Portability Quiet Operation OOWOOO0000000 000000 OOWOVOO0000000 0000000 oo0oo0oo000000000000 0 Postage Required DESA INTERNATIONAL 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 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 Baltimore Electric 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 463
41. r to Air for Combustion and Ventilation section on 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 appliance 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 DESA TABLE OF CONTENTS SAFETY INFORMATION TABLE OF CONTENTS SAFETY INFORMATION cee eee cee eee tees teeeeeeteeeeaeteees 2 PRODUCT IDENTIFICATION eee teeter reenter teeeeeeee 3 LOCAL CODES cair gedun dh Sorina hin ae eda 3 UNPACKING secs ias ode pai si tile Lh et ae fado 4 PRODUCT FEATURES cece cece eee ipana aiiin 4 AIR FOR COMBUSTION AND VENTILATION 4 INSTALLATION piiniera iaaiiai eiea 6 OPERATING HEATER o 13 INSPECTING BURNERS cee tee eter tenets tees taetaes 15 CLEANING AND MAINTENANCE 00 0 eee eee ete eee 15 SAFETY INFORMATION A WARNINGS SPECIFICATIONS ci sis edn ee ah lene 16 SERVICE HINTS neinna as ee et 16 TECHNICAL SERVICE nisnin aa 16 TROUBLESHOOTING cece testes ete teae testes teeeeeeeeenaes 17 ILLUSTRATED PARTS BREAKDOWN AND PARTS LIST 20 REPLACEMENT PARTS cee
42. r operation after servicing Red Switch Wire 120 Vac 60 Hz 90 Amps DESA International Bowling Green KY Wiring Diagram Decal Control Speed Control Knob Housing Figure 20 Connecting Switch Blower and Speed Control Wires 107434 01C INSTALLATION Installing Optional Blower Accessory GA3650YA Cont INSTALLATION Continued 18 19 20 21 22 23 24 25 26 27 Connect the black wire from speed control to blue wire on switch cover assembly see Figure 20 page 12 Connect red wire from switch cover assembly to remaining terminal on blower motor see Figure 20 page 12 Push firmly Attach green wire from speed control to front tab of blower housing using screw provided see Figure 20 page 12 Tighten securely Using the four screws previously removed mount blower as sembly to stove by reattaching blower brackets to rear panel see Figure 14 page 10 Tighten screws securely Install plastic control knob onto output shaft of speed control housing see Figure 20 page 12 Place speed control hous ing just inside control compartment door in front of stove see Figure 16 page 11 Using two screws provided in blower kit mount blower speed control housing to mounting tab in left side of lower control compartment see Figure 16 page 11 Check to make sure that the power cord is completely clear ofblower wheel and there are no foreign objects in blower wheel
43. s 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 gt to desired heat ing level The burners should light Set control knob to any heat level between HI and LO Ignitor Button Control Knob Figure 21 Control Knob and Ignitor Button Location Ignitor Electrode Pilot Burner Figure 22 Pilot A CAUTION Do not try to adjust heating levels by TO TURN OFF GAS TO APPLIANCE using the equipment shutoff valve Shutting Off Heater Turn control knob clockwise 7 to the OFF position Shutting Off Burners Only pilot stays lit Turn control knob clockwise to the PILOT position 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 burners to remain fully on without modulating down in most cases Le MANUAL LIGHTING ae PROCEDURE Follow steps 1 through 5 under Lighting Instructions page 13 Noo Depress control knob and light pi
44. ter pages 13 and 14 Check all other internal joints for leaks Turn off heater see To Turn Off Gas to Appliance page 14 E m Open NS Equipment Shutoff Valve Closed Figure 7 Equipment Shutoff Valve Equipment Shutoff Valve Gas Meter Control Valve Location Figure 8 Checking Gas Joints For more information visit 107434 01C www desatech com INSTALLATION Checking Gas Connections Cont Installing Logs INSTALLING LOGS A WARNING Failure to position the parts in accor dance with these diagrams or failure to use only parts specifically approved with this heater may result in property damage or personal injury A CAUTION After installation and periodically there after check to ensure that no flame comes in contact with any log With the heater set to High check to see if flames contact any log If so reposition logs ac cording to the log installation instructions in this manual Flames contacting logs will create soot It is very important to install the logs exactly as instructed Do not modify logs Only use logs supplied with heater Place one piece log set on grate to fit as illustrated in Figure 10 Make sure log sits flat on firebox floor see Figure 9 IMPORTANT Make sure log does not cover any burner ports see Figure 10 Firebox Floor Figure 9 Installing One Piece Log Set One Piece
45. th 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 For more information visit www di SPECIFICATIONS Btu Variable 20 000 39 000 Type Gas Natural Only Ignition Piezo Manifold Pressure 3 5 W C Inlet Gas Pressure in of water Maximum 10 5 Minimum De Dimensions Inches H x W x D Stove 31x 32x19 Carton 24 x 31 1 2 x 35 4 Weight pounds Stove 78 lbs Shipping 95 lbs For purposes of input adjustment SERVICE HINTS When Gas Pressure Is Too Low e pilot will not stay lit e burners will have delayed ignition e heater will not produce specified heat e natual gas supply may be low You may feel your gas pressure is too low If so contact your local natural gas supplier TECHNICAL SERVICE You may have further questions about installation operation or troubleshooting If so contact DESA International s Technical Ser vice Department at 1 866 672 6040 When calling please have your model and serial numbers of your heater ready You can also visit DESA International s technical services web site at www desatech com esatech com 107434 01C TROUBLESHOOTING Note For additional help visit DESA International s technical service web site at www desatech com
46. tral see page 25 If they cannot supply these accessories call DESA International s Sales Department at 1 866 672 6040 for referral information You can also write to the address listed on the back page of this manual MANUALLY CONTROLLED BLOWER KIT GA3750 Provides better heat distribution Features variable speed control knob THERMOSTATICALLY CONTROLLED BLOWER KIT GA3650TA Not Shown Provides better heat distribution Features variable speed control knob CLEANING KIT CCK Not Shown Your vent free gas appliance requires regular cleaning and mainte nance 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 Not Shown A care and maintenance video is available by calling 1 866 672 6040 esatech com 107434 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 17 0 9 digit number located o
47. ued 5 Disconnect power cord wires from blower motor if connected see Figure 13 page 10 6 Disconnect green ground wire from blower housing if con nected by removing screw holding wire terminal see Figure 13 page 10 7 Remove the two blower mounting brackets from the rear panel by removing two screws each see Figure 14 page 10 8 Attach the two mounting brackets to blower housing using four screws provided in blower kit 2 for each bracket see Figure 14 page 10 Tighten screws securely Place blower assembly temporarily on top of firebox 9 If screen is installed carefully lift slightly and pull forward to remove 10 If logs are installed carefully remove and set aside 11 Remove three screws and cover plate from center of firebox back panel Keep screws but discard cover plate see Figure 17 12 Locate thermostatic switch cover plate assembly and wire har ness supplied with blower Attach wire harness terminals to terminals on thermostatic switch Push firmly Make sure the bottom hole of cover is on the opposite side from the wire harness see Figure 18 13 Feed terminal ends of wire harness into the hole in firebox back panel from front of firebox Pull the ends of the harness to the top of firebox near blower see Figure 19 14 Align holes in the switch cover assembly with holes in firebox back panel Using 3 screws from step 11 attach assembly to firebox back panel Tighten screws firmly see F
48. ush in or turn by hand don t try to repair it call a qualified service techni cian or gas supplier Force or attempted repair may result in a fire or explosion 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 This appliance is equipped with a three prong ground ing plug for your protection against shock hazard and should be plugged directly into a properly E LIGHTING INSTRUCTIONS HH NOTICE During initial operation of new heater burning grounded three prong receptacle 28 29 30 31 Using speed control knob turn blower on and check for operation Install logs see Installing Logs page 9 Install screen assembly by aligning keyhole slots in screen assembly and shoulder screws on stove Push back and down to secure All remaining parts from blower kit may be discarded Note If any of the origianl wire as supplied with the appliance must be replaced it must be replaced with 105 C wire or it s equivalent For more infor 107434 01C 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 E cad Sock a mation visit www desatech com STOP Read the safety information above Make sure equipment shutoff valve is
49. warranty applicable is our standard written warranty We make no other warranty expressed or implied LIMITED WARRANTY VENT FREE NATURAL GAS PEDESTAL STOVE DESA International warrants this product to be free from defects in materials and components for two 2 years from the date of first purchase provided that the product has been properly installed operated and maintained in accordance with all applicable instructions To make a claim under this warranty the Bill of Sale or cancelled check must be presented This warranty is extended only to the original retail purchaser This warranty covers the cost of part s required to restore this heater to proper operating condition and an allowance for labor when provided by a DESA Authorized Service Center Warranty part s MUST be obtained through authorized dealers of this product and or DESA International who will provide original factory replacement parts Failure to use original factory replacement parts voids this warranty The heater MUST be installed by a qualified installer in accordance with all local codes and instructions furnished with the unit This warranty does not apply to parts that are not in original condition because of normal wear and tear or parts that fail or become damaged as a result of misuse accidents lack of proper maintenance or defects caused by improper installation Travel diagnostic cost labor transportation and any and all such other costs related to repairing a d

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