Vanguard Heating VP2000BTC User's Manual
Contents
1. The installer must supply an external regulator The external regulator will reduce incoming gas pressure You must reduce incoming gas pressure to between 11 and 14 inches of water If you do not reduce incoming gas pressure heater regulator damage could occur Install the external regulator with the vent pointing down as shown in Figure 13 Pointing the vent down protects it from freezing rain or sleet Propane 7 Supply Tank External Se ZA Regulator Vent Pointing Down a ae ek he oa UTA OJ oe ars eto a 4 O do Figure 13 External Regulator With Vent Pointing Down 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 large enough diameter to allow proper gas volume to heater If pipe is too small undue loss of pressure will occur Typical Inlet Pipe Diameters VP2000BTC 3 8 or greater VP2800BTC 1 2 or greater Installation must include a manual shutoff valve union and plugged 1 8 NPT tap Locate NPT tap within reach for test gauge hook up NPT tap must be upstream from heater see Figure 14 page 15 Apply pipe joint sealant lightly to male threads This will prevent excess sealant from going into pipe Excess sealant in pipe could result in clogged heater valves A CAUTION Use pipe joint sealant that is resistant to liquid petroleum LP gas Install sedi2. VANGUARD BLUE FLAME VENT FREE PROPANE GAS HEATER OWNER S OPERATION AND INSTALLATION MANUAL Models VP2000BTC and VP2800BTC 20 000 and 30 000 Btu Hr Thermostatically Controlled Models WARNING If the information in this manual is not fol WARNING Improper installation lowed exactly a fire or explosion may result causing adjustment alteration service or property damage personal injury or loss of life maintenance can cause injury or property damage Refer to this r r lin r other flammabl Do not store or use gasoline or other fla able manual for correctinstallation and vapors and liquids in the vicinity of this or any other operational procedures For as appliance sistance or additional information WHAT TO DO IF YOU SMELL GAS consult a qualified installer ser e Do not try to light any appliance vice agency or the gas supplier Do not touch any electrical switch do not use any phone in your building WARNING This is an unvented e Immediately call your gas supplier from a gas fired heater It uses air oxy neighbor s phone Follow the gas supplier s in gen from the room in which it is structions installed Provisions for adequate e If you cannot reach your gas supplier call the fire combustion and ventilation air department must be provided Refer to Air for Installation and service must be performed by a quali Combustion and Ventilation sec fied installer
3. TROUBLE SHOOTING Continued A WARNING If you smell gas e Shut off gas supply e Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building e Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department IMPORTANT Operating heater where impurities 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 OBSERVED POSSIBLE PROBLEM CAUSE REMEDY Heater produces a 1 Metal expanding while 1 This is common with clicking ticking noise just after burner is lit or shut off heating or contracting while cooling most heaters If noise is excessive contact qualified service person Heater produces 1 Heater burning vapors 1 Ventilate room Stop unwanted odors from paint hair spray using odor causing glues etc see IMPOR products while heater is TANT statement above running 2 Low fuel supply 2 Refill supply tank 3 Gas leak See Warn 3 Locate and correct all ing statement at leaks see Checking Gas top of page Connections page 15 Heater shuts off in 1 Not enough fresh airis 1 Open window and or use ODS operates available door for ventilation 2 Low line pressur
4. AND VENTILATION Continued A WARNING If the area in which the heater may be operated is smaller than that defined as an unconfined space provide adequate combus tion and ventilation air by one of the methods described in the National Fuel Gas Code ANSI 2223 1 1992 Section 5 3 or appli cable 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 1 and 2 Figure 2 You can also remove door into adjoining room see option 3 Figure 2 Follow the National Fuel Gas Code NFPA 54 ANSI 2223 1 Section 5 3 Air for Combustion and Ventilation for required size of ventilation grills or ducts A WARNING Rework worksheet adding the space of the adjoining unconfined space The combined spaces must have enough fresh air to supply all appliances in both spaces p Sy Ventilation Grills Into Adjoining Room Ventilation Option 2 Grills Or into Adjoining Remove Room Door into Option 1 Adjoining Room Option 3 12 Figure 2 Ventilation Air from Inside Building Continued 103876 AIR FOR Ventilation Air From Outdoors C OM B U STI ON Provide extra f
5. 3 Snap clamp into upper mounting hole as shown in Figure 5 Mounting hole is located on lower left edge on back of heater Make sure the thermostat sensing bulb is pointing up Thermostat Sensing Bulb Clamp Figure 5 Attaching Thermostat Sensing Bulb 103876 INSTALLING TO WALL Continued INSTALLING HEATER TO WALL Mounting Bracket The mounting bracket is located on back panel of heater It has been taped there for shipping Remove mounting bracket from back panel Mounting Bracket Figure 6 Mounting Bracket Removing Front Panel Of Heater 1 Remove two screws near bottom corners of front panel 2 Lift straight up on grill guard until it stops Grill guard will slide up about 1 4 3 Pull bottom of front panel forward then down 4 Remove cardboard packing from grill and glass Figure 7 Removing Front Panel Of Heater Methods For Attaching Mounting Bracket To Wall Only use last hole on each end of mounting bracket to attach bracket to wall These two holes are 16 inches apart from their centers Attach mounting bracket to wall in one of two ways 1 Attaching to wall stud 2 Attaching to wall anchor Attaching to wall stud This method provides the strongest hold Insert mounting screws through mounting bracket and into wall studs Attaching to wall anchor This method allows you to attach mounting bracket to hollow walls wall areas between studs or to solid wall
6. Burner Tubing 3 8 Inlet Tubing Thermostat Gas Valve Cabinet Piezo Ignitor Screw 10 x 3 8 Screw 8 x 3 8 Hex Nut PARTS AVAILABLE NOT SHOWN 098305 01 100642 01 Control Position Label 1 Hardware Assembly 1 2 1 1 2 1 1 1 4 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 1 103876 ACCESSORIES Purchase these heater accessories from your local dealer If they can not supply these accessories call DESA International s Parts Department at 1 800 972 7879 for referral information You can also write to the address listed on the back page of this manual FAN KITS GA3100A and GA3200TA gt Kh XAN AA For all models Provides better heat distribu tion Makes heater more efficient Complete installation and operating instructions included Manually controlled GA3100A Includes ON OFF switch Thermostatically controlled GA3200TA Includes three settings ON OFF AUTO FLOOR MOUNTING STAND Model VP2000BTC GA4000B Model VP2800BTC GA4010B For locating heater on the floor away from a wall Complete installation instructions included MANUAL SHUTOFF VALVE GA5010 For all models Manual shutoff valve with 1 8 NPT tap 103876 NOTES 103876 WARRANTY INFORMATION KEEP THIS WARRANTY
7. 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 RESIDENTIAL GAS HEATERS DESA International warrants this product to be free from defects in materials and components for three 3 years and five 5 years on stainless steel burners 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
8. free heater Btu Hr Gas water heater Btu Hr Gas furnace Btu Hr Vented gas heater Btu Hr Gas fireplace logs Btu Hr Other gas appliances Btu Hr Total Btu Hr Example Gas water heater 40 000 Btu Hr Vent free heater 20 000 Btu Hr Total 60 000 Btu Hr Do not include direct vent gas appliances Direct vent draws combustion air from the outdoors and vents to the outdoors 4 Compare the maximum Btu Hr the space can support with the actual amount of Btu Hr used Btu Hr maximum the space can support Btu Hr actual amount of Btu Hr used Example 51 200 Btu Hr maximum the space can support 60 000 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 A Rework worksheet adding the space of an adjoining room If the extra space provides an unconfined space remove door to adjoining room or add ventilation grills between rooms See Ventilation Air From Inside Building page 7 B Vent room directly to the outdoors See Ventilation Air From Outdoors page 8 C Install a lower Btu Hr heater if lower Btu Hr size makes room unconfined If the actual Btu Hr used is less than the maximum Btu Hr the space can support the space is an unconfined space You will need no additional fresh air ventilation 103876 AIR FOR COMBUSTION
9. 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 THREE 3 YEARS ON ALL COMPO NENTS AND FIVE 5 YEARS ON STAINLESS STEEL BURNERS 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 DES A INTERNATIONAL 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 900
10. out when control knob is released Control knob not fully pressed in Control knob not pressed in long enough Safety interlock system has been triggered Manual shutoff valve not fully open Thermocouple connec tion loose at control valve Pilot flame not touch ing thermocouple which allows thermo couple to cool causing pilot flame to go out This problem could be caused by one or both of the following A Low gas pressure B Dirty or partially clogged ODS pilot Thermocouple damaged Control valve damaged 1 Press in control knob fully 2 After ODS pilot lights keep control knob pressed in 30 seconds 3 Wait one minute for safety interlock system to reset Repeat ignition operation 4 Fully open manual shut off valve 5 Hand tighten until snug then tighten 1 4 turn more 6 A Contact local propane gas company B Clean ODS pilot see Cleaning and Maintenance page 22 or replace ODS pilot assembly 7 Replace thermocouple 8 Replace control valve Continued 103876 TROUBLE SHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner does not light after ODS pilot is lit 1 Burner orifice is clogged 2 Burner orifice diameter is too small 3 Inlet gas pressure is too low 1 Clean burner see Cleaning and Mainte nance page 22 or replace burner orifice 2 Replace burner orifice 3 Contact local propane gas c
11. space Rooms communicating directly with the space in which the appliances are installed through openings not furnished with doors are consid ered a part of the unconfined space Adjoining rooms are communicating only if there are doorless passageways or ventilation grills between them Continued 103876 AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this worksheet 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 openings add the volume of these rooms to the total volume of the space 2 Divide the space volume by 50 cubic feet to determine the maximum Btu Hr the space can support volume of space 50 cu ft Maximum Btu Hr the space can support Example 2560 cu ft volume of space 50 cu ft 51 2 or 51 200 maximum Btu Hr the space can support 3 Add the Btu Hr of all fuel burning appliances in the space Vent
12. 2 GLASS HEIGHT ee CORRECT FLAME PATTERN AT HIGH POSITION Figure 21 Correct Burner Flame Pattern Yellow Tipping 1 2 GLASS HEIGHT INCORRECT FLAME PATTERN AT HIGH POSITION Figure 22 Incorrect Burner Flame Pattern If burner flame pattern is incorrect as shown in Figure 22 e turn heater off see To Turn Gas To Appliance page 19 e see Troubleshooting pages 22 through 25 103876 CLEANING AND MAINTENANCE TROUBLE SHOOTING Note All troubleshooting items are listed in order of operation 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 before each use Have heater inspected yearly by a qualified service person Heater may need more frequent cleaning due to excessive lint from carpeting bedding material etc ODS PILOT AND BURNER e Use a vacuum cleaner pressurized air or small soft bristled brush to clean 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 A WARNING Turn off and unplug heater and let cool 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 pil
13. 4 103876 01 REV A 3 97
14. Bubbles forming show a leak Correct all leaks at once CAUTION Make sure external regulator has been installed between propane supply and heater See guidelines under Connecting to Gas Sup ply page 14 PRESSURE TESTING GAS SUPPLY PIPING SYSTEM Test Pressures In Excess Of 1 2 PSIG 1 Disconnect heater and its individual manual shutoff valve from gas supply piping system Pressures in excess of 1 2 PSIG will damage heater regulator 2 Cap off open end of gas pipe where manual shutoff valve was connected Continued 103876 CHECKING GAS CONNECTIONS Continued Pressurize supply piping system by either using compressed air or Opening propane supply tank valve Check all joints of gas supply piping system Apply mixture of liquid soap and water to gas joints Bubbles forming show a leak Correct all leaks at once Test Pressures Equal To or Less Than 1 2 PSIG 1 2 4 Close manual shutoff valve see Figure 15 Pressurize supply piping system by either using compressed air or opening propane supply tank valve Check all joints from propane supply tank to manual shutoff valve see Figure 16 Apply mixture of liquid soap and water to gas joints Bubbles forming show a leak Correct all leaks at once PRESSURE TESTING HEATER GAS CONNECTIONS FwWN Open manual shutoff valve see Figure 15 Open propane supply tank valve Make sure control knob of heater is in the OFF p
15. NET EE 22 Technical Service cebeci vedudaussceunte Si aine an 26 Specifications neie aeiiae a eei a E e E te AS 26 Service Hints en eii e or een A E en EE R eats 26 Service Publications ersi oriire en E a a aas 27 Re placement Parts aede e a aein S 27 Il stra t d Parts Last 13 nineteen dil ispi e E T eae 28 29 AA CCESSOTICS esi A A E AT 30 Warranty Information esesseeeeeeseesseesesressesrrsresresresrerresresresresreeres Back Cover AWARNINGS IMPORTANT Read this Owner s Manual carefully and completely before trying to assemble operate or service this heater Improper use of this heater can cause serious injury or death from burns fire explosion electrical shock and carbon monoxide poisoning ADANGER 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 persons with heart or lung disease or anemia those under the influence of alcohol and those at high altitudes Propane Gas Propane gas is odorless An odor making agent is added to propane gas The odor helps you detect a propane gas leak However the odor added to propane gas can fade Propane gas may be present even though no odor exist
16. NG This heater shall not be installed in a confined space unless provisions are provided for adequate combustion and ventilation air Read the following instructions to insure proper fresh air for this and other fuel burning appliances in your home Today s homes are built more energy efficient than ever New materials increased insulation and new construction methods help reduce heat loss in homes Home owners weather strip and caulk around windows and doors to keep the cold air out and the warm air in During heating months home owners want their homes as airtight as possible While it is good to make your home energy efficient your home needs to breathe Fresh air must enter your home All fuel burning appliances need fresh air for proper combustion and ventilation Exhaust 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 PROVIDING ADEQUATE VENTILATION The following is excerpts from National Fuel Gas Code NFPA 54 ANSI 2223 1 Section 5 3 Air for Combustion and Ventilation All spaces in homes fall into one of the three following ventilation classifications 1 Unusually Tight Construction 2 Unconfined Space 3 Confined Space The information on pages 5 through 8 will help you classify your space and provide adequate ventilation Unusually Tig
17. PRODUCT FEATURES Ignitor Button Control Knob ee eae J eee eee Grill SS a a DR a an p f 4 rl p enn Glass Panel id Heater Cabinet Figure 1 Vent Free Propane Gas Heater Model VP2800BTC Shown Install and use heater with care Follow all local codes In the absence of local codes use the latest edition of National Fuel Gas Code ANSI 2223 1 also known as NFPA 54 Available from American National Standards Institute Inc 1430 Broadway New York NY 10018 National Fire Protection Association Inc Batterymarch Park Quincy MA 02269 1 Remove heater from carton 2 Remove all protective packaging applied to heater for shipment 3 Check heater for any shipping damage If heater is damaged promptly inform dealer where you bought heater Safety Device This heater has a pilot with an Oxygen Depletion Sensor Shutoff System ODS The ODS pilot is a required feature for vent free room heaters The ODS pilot shuts off the heater if there is not enough fresh air Piezo Ignition System This heater has a piezo ignitor This system requires no matches batteries or other sources to light heater Thermostatic Heat Control This heater has a thermostat sensing bulb and a control valve This results in the greatest heater comfort This can also result in lower gas bills 103876 AIR FOR COMBUSTION AND VENTILATION A WARNI
18. See Air for Combustion and Ventilation pages 5 through 8 A CAUTION If you install the heater in a home garage heater pilot and burner must be at least 18 inches above floor e locate heater where moving vehicle will not hit it Continued 9 103876 INSTALLING TO WALL Continued For convenience and efficiency install heater e where there is easy access for operation inspection and service e in coldest part of room An optional fan kit is available from your dealer See Accessories page 30 If planning to use fan locate heater near an electrical outlet CEILING pee SG ee ee 36 Minimum Right Side ee 3 Minimum To Top Surface fe Of Carpeting Tile Or Other FLOOR es Fstible Combustible Material Figure 4 Mounting Clearances As Viewed From Front of Heater THERMOSTAT SENSING BULB The thermostat sensing bulb has been placed inside the heater for protection during shipping Locating Thermostat Sensing Bulb 1 Remove front panel of heater see Figure 7 page 11 2 Locate thermostat sensing bulb just under burner assembly IMPORTANT Attach thermostat sensing bulb to back of heater for proper opera tion Attaching Thermostat Sensing Bulb 1 Remove thermostat sensing bulb from holders inside heater Route through slot opening in bottom of heater 2 Place clamp on thermostat sensing bulb as shown in Figure 5 Clamp is provided in hardware package
19. When gas pressure is too low e pilot will not stay lit e burner will have delayed ignition e heater will not produce specified heat e propane gas supply may be low When gas quality is bad e pilot will not stay lit e burner will produce flames and soot e heater will backfire when lit You may feel your gas pressure is too low or gas quality is bad If so contact your local propane gas supplier 103876 SERVICE PUBLICATIONS REPLACEMENT PARTS You can purchase service manual from the address listed on the back page of this manual Send a check for 5 00 payable to DESA International Note Use only original replacement parts This will protect your warranty cover age for parts replaced under warranty Parts Under Warranty Contact authorized dealers of this product If they can t supply original replacement part s call DESA International s Technical Service Department at 1 800 323 5190 When calling DESA International have ready e your name e your address e model number of your heater e how heater was malfunctioning e type of gas used propane or natural gas e purchase date Usually we will ask you to return the defective part to the factory Parts Not Under Warranty Contact authorized dealers of this product If they can t supply original replacement part s call DESA International s Parts Department at 1 800 972 7879 for referral information When calling DESA International have ready e m
20. ach your gas supplier call the fire department C Use only your hand to push in or turn the gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair it call a qualified service technician or gas supplier Force or attempted repair may result in a fire or explosion D Do not use this appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water LIGHTING INSTRUCTIONS M 1 STOP Read the safety information above 2 Make sure manual shutoff valve is fully open 3 Turn control knob clockwise N to the OFF position Control Knob Ignitor Button IGNITOR Figure 17 Control Knob In The OFF Position Continued 103876 OPERATING HEATER Continued 4 Wait five 5 minutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP Follow B in the safety information at the top of page 17 If you don t smell gas go to the next step 5 Turn control knob counterclockwise y to the PILOT position Press in control knob for five 5 seconds see Figure 17 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 This will allow air to bleed from the gas system If control knob
21. does not pop up when released contact a qualified service person or gas supplier for repairs 6 With control knob pressed in push down and release ignitor button This will light pilot The pilot is attached to the front of burner The pilot can be seen through the glass panel If needed keep pressing ignitor button until pilot lights Note If pilot does not stay lit refer to Troubleshooting pages 22 through 25 Also contact a qualified service person or gas supplier for repairs Until repairs are made light pilot with match To light pilot with match see Manual Lighting Procedure page 19 Ignitor Electrode Thermocouple Pilot Burner Figure 18 Pilot 7 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob If control knob does not pop up 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 before lighting pilot again 8 Turn control knob counterclockwise X to desired heating level The main burner 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 manual shutoff valve 103876 OPERATING HEATER Continued Gs TO TURN OFF Gas TO APPLIANCE M Shutting Off Heater 1 Turn control knob clockwise to the OFF posit
22. e 2 Contact local propane gas company 3 ODS pilot is partially 3 Clean ODS pilot see clogged Cleaning and Mainte nance page 22 Gas odor even when 1 Gas leak See Warn 1 Locate and correct all control knob is in ing statement at leaks see Checking Gas OFF position top of page Connections page 15 2 Control valve defective 2 Replace control valve Gas odor during 1 Foreign matter between 1 Take apart gas tubing and combustion control valve and burner remove foreign matter 2 Gas leak See Warn 2 Locate and correct all ing statement at leaks see Checking Gas top of page Connections page 15 Moisture condensa 1 Not enough combus 1 Refer to Air for Combus tion noticed on tion ventilation air tion and Ventilation re windows quirements page 5 25 103876 TECHNICAL SERVICE SPECIFICATIONS SERVICE HINTS You may have further questions about installation operation or troubleshooting Ifso contact DESA International s Technical Service Department at 1 800 323 5190 VP2000BTC VP2800BTC Btu Variable 10 000 20 000 15 000 30 000 Type Gas Propane Only Propane Only Ignition Piezo Piezo Pressure Regulator Setting 8 W C 8 W C Inlet Gas Pressure in of water Maximum 14 14 Minimum 11 11 Dimensions Inches H x W x D Heater Includes knobs amp grill 23 5 x 18 5 x 8 0 23 5 x 25 9 x 8 0 Carton 26 x 20 5 x 9 63 26 x 27 75 x 9 63 Weight pounds Heater 22 30 Shipping 27 35
23. gas see Figure 14 page 15 AnA G A design certified manual shutoff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection The optional A G A design certified manual shutoff valve can be purchased from your dealer See Accessories page 30 LOCATING HEATER This heater is designed to be mounted on a wall A WARNING Maintain the minimum clearances shown in Figure 4 page 10 If you can provide greater clearances from floor ceiling and joining wall You can locate heater on floor away from a wall An optional floor mounting stand is needed Purchase the floor mounting stand from your dealer See Accesso ries page 30 A WARNING Never install the heater in a bedroom or bathroom in a recreational vehicle e where curtains furniture clothing or other flammable objects are less than 36 inches from the front top or sides of the heater as a fireplace insert e in high traffic areas e in windy or drafty areas CAUTION This heater creates warm air currents These currents move heat to wall surfaces next to heater Installing heater next to vinyl or cloth wall coverings or operating heater where impurities in the air such as tobacco smoke exist may discolor walls IMPORTANT Vent free heaters add moisture to the air Although this is beneficial in stalling heater in rooms without enough ventilation air may cause mildew to form from too much moisture
24. ht 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 6x10 per pa sec m or less with openings gasketed or sealed and b weather stripping has been added on openable windows and doors and c caulking or sealants are applied to 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 addi tional fresh air See Ventilation Air From Outdoors page 8 If your home does not meet all of the three criteria above proceed to page 6 Confined and Unconfined Space The National Fuel Gas Code ANSIZ2 123 1 1992 Section 5 3 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
25. ion 2 Turn off all electric power to the appliance if service is to be performed Shutting Off Burner Only pilot stays lit 1 Turn control knob clockwise lt N to the PILOT position THERMOSTAT CONTROL OPERATION m The thermostatic control used on these models differs from standard thermo stats Standard thermostats simply turn on and off the burner The thermostat used on this heater senses the room temperature The thermostat adjusts the amount of gas flow to the burner This increases or decreases the burner flame height At times the room may exceed the set temperature If so the burner will shut off The burner will cycle back on when room temperature drops below the set temperature The control knob can be set to any heat level between HI and LO Selecting the HI setting will cause the burner to remain fully on without modulating down in most cases Note The thermostat sensing bulb measures the temperature of air near the heater cabinet This may not always agree with room temperature depending on housing construction installation location room size open air tempera tures etc Frequent use of your heater will let you determine your own comfort levels MANUAL LIGHTING PROCEDURE A 1 Remove front panel see Figure 7 page 11 2 Follow steps 1 through 5 under Lighting Procedures pages 17 and 18 3 With control knob pressed in strike match Hold match to pilot until pilot lights 4 Keep control knob
26. le See Air for Combustion and Ventilation pages 5 through 8 7 Keep all air openings in front and bottom of heater clear and free of debris This will insure enough air for proper combustion 8 If heater shuts off do not relight until you provide fresh outside air If heater keeps shutting off have it serviced 9 Do not run heater e where flammable liquids or vapors are used or stored e under dusty conditions 10 Never place any objects on the heater 11 Surface of heater 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 12 Carefully supervise young children when they are in same room with heater 13 Make sure grill guard is in place before running heater 14 Do not use heater if any part has been under water Immediately call a quali fied service technician to inspect the room heater and to replace any part of the control system and any gas control which has been under water 15 Turn off and unplug heater and let cool before servicing Only a qualified service person should service and repair heater 16 Operating heater above elevations of 4 500 feet could cause pilot outage 17 To prevent performance problems do not use propane fuel tank of less than 100 Ibs capacity 103876 PRODUCT IDENTIFICATION LOCAL CODES UNPACKING
27. ment trap in supply line as shown in Figure 14 page 15 Locate sediment trap where it is within reach for cleaning Locate sediment trap where trapped matter is not likely to freeze A sediment trap traps moisture and contaminants This keeps them from going into heater controls If sediment trap is not installed or is installed wrong heater may not run properly 103876 CONNECTING TO GAS SUPPLY Continued CHECKING GAS CONNECTIONS IMPORTANT Hold the pressure regulator with wrench when connecting it to gas piping and or fittings Note Burner bracket not shown for clarity Pressure Regulator 3 8 NPT Pipe Nipple Ye Ground Joint Heater nian Cabinet Tee Joint Manual Test Reducer y Shutoff Gauge Bushing to Valve Connection 1 8 NPT y y Typical Inlet 1 8 NPT Pipe From Plug Tap External Regulator 11 W C to 14 W C Tee Joint Pressure Sediment Pipe Trap Nipple Cap Figure 14 Gas Connection An A G A design certified manual shutoff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection Purchase the optional A G A design certified manual shutoff valve from your dealer See Accessories page 30 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 mixture of liquid soap and water to all joints
28. odel number of your heater e the replacement part number 103876 O SS CN 103876 P A RTS LIST This list contains replaceable parts used in your heater When ordering parts follow the instructions listed under Replacement Parts on page 27 of this manual PART NUMBER FOR VP2000BTC VP2800BTC DESCRIPTION QTY oo NoN AON 098304 01 098742 13 103476 01 101108 01 098533 04AA 098260 09 098532 04AA M11084 26 098352 01CJ 098271 03 098249 01 099440 06 098514 01 098515 01 103446 01 099387 03 103845 01 099066 01 099415 06 099553 01 103255 01 103256 01 098522 11 098530 03 097159 04 M11084 26 M11084 38 NJF 8C 098305 01 100642 01 098304 01 098742 14 103476 02 101108 01 098533 05AA 098260 10 098532 05AA M11084 26 098352 02CJ 098271 03 098249 01 099440 06 098514 01 098515 01 103447 01 099387 03 103845 03 099066 01 099415 06 099553 01 103255 01 103256 01 098522 13 098531 04 097159 04 M11084 26 M11084 38 NJF 8C Screw 10 x 3 8 Front Panel Grill Guard Clip Grill Guard Bottom Glass Retainer Glass Panel Top Glass Retainer Screw 10 x 3 8 Deflector Unit Ignitor Cable Nut M5 ODS Pilot Assembly Thermocouple Ignitor Electrode Burner 3 16 Pilot Tubing Injector Mounting Bracket Pressure Regulator Pilot Shield 3 8 Outlet
29. ompany Delayed ignition of burner 1 Manifold pressure is too low 2 Burner orifice is clogged 1 Contact local propane gas company 2 Clean burner see Cleaning and Mainte nance page 22 or replace burner orifice Burner backfiring during combustion 1 Burner orifice is clogged or damaged 2 Burner damaged 3 Gas regulator defective 1 Clean burner see Cleaning and Mainte nance page 22 or replace burner orifice 2 Replace burner 3 Replace gas regulator Yellow flame during burner combustion 1 Not enough air 2 Gas regulator defective 1 Check burner for dirt and debris If found clean burner see Cleaning and Mainte nance page 22 2 Replace gas regulator Slight smoke or odor during initial opera tion 1 Residues from manu facturing processes 1 Problem will stop after a few hours of operation 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 until air is removed from line Have gas line checked by local propane gas company 3 Observe minimum installation clearances see Figure 4 page 10 4 Clean burner see Cleaning and Mainte nance page 22 or replace burner orifice 103876
30. osition Check all joints from manual shutoff valve to thermostat gas valve see Figure 16 Apply mixture of liquid soap and water to gas joints Bubbles forming show a leak Correct all leaks at once Light heater see Operating Heater pages 17 through 19 Check all other internal joints for leaks Turn off heater see To Turn Off Gas to Appliance page 19 Replace front panel Manual Shutoff Valve Closed Figure 15 Manual Shutoff Valve Thermostat Gas Valve Propane Supply Tank Manual Shutoff Valve Figure 16 Checking Gas Joints 103876 OPERATING HEATER Mi FOR YOUR SAFETY READ BEFORE LIGHTING B A WARNING If you do not follow these instructions exactly a fire or explosion may result causing property damage personal injury or loss of life A This appliance has a pilot which must be lighted by hand When lighting the pilot follow these instructions exactly B BEFORE LIGHTING smell all around the appliance area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS e Do not try to light any appliance e Do not touch any electric switch do not use any phone in your build ing e Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot re
31. ot This can damage ODS pilot unit OBSERVED POSSIBLE PROBLEM CAUSE REMEDY When ignitor button 1 Ignitor electrode posi 1 Replace ignitor is pressed there is no tioned wrong spark at ODS pilot 2 Ignitor electrode broken 2 Replace ignitor 3 Ignitor electrode not con 3 Reconnect ignitor cable nected to ignitor cable 4 Ignitor cable pinched or 4 Free ignitor cable if wet pinched by any metal or tubing Keep ignitor cable dry 5 Broken ignitor cable 5 Replace ignitor cable 6 Bad piezo ignitor 6 Replace piezo ignitor 103876 TROUBLE SHOOTING Continued OBSERVED POSSIBLE PROBLEM CAUSE REMEDY When ignitor button 1 Gas supply turned off 1 Turn on gas supply or is pressed there is spark at ODS pilot but no ignition or manual shutoff valve closed Control knob not in PILOT position Control knob not pressed in while in PILOT position Air in gas lines when installed Depleted gas supply ODS pilot is clogged Gas regulator setting is not correct open manual shutoff valve 2 Turn control knob to PILOT position 3 Press in control knob while in PILOT position 4 Continue holding down control knob Repeat igniting operation until air is removed 5 Contact local propane gas company 6 Clean ODS pilot see Cleaning and Main tenance page 22 or replace ODS pilot assembly 7 Replace gas regulator ODS pilot lights but flame goes
32. pressed in for 30 seconds after lighting pilot After 30 seconds release control knob 5 Replace front panel 103876 INSPECTING BURNER Check pilot flame pattern and burner flame pattern often PILOT FLAME PATTERN Figure 19 shows a correct pilot flame pattern Figure 20 shows an incorrect pilot flame pattern The incorrect pilot flame is not touching the thermocouple This will cause the thermocouple to cool When the thermocouple cools the heater will shut down Thermocouple Pilot Burner Thermocouple Pilot Burner Figure 20 Incorrect Pilot Flame Pattern If pilot flame pattern is incorrect as shown in Figure 20 e turn heater off see To Turn Off Gas to Appliance page 19 e see Troubleshooting pages 22 through 25 103876 INSPECTING BURNER Continued BURNER FLAME PATTERN Figure 21 shows a correct burner flame pattern Figure 22 shows an incorrect burner flame pattern The incorrect burner flame pattern shows yellow tipping of the flame It also shows the flame higher than 1 2 the glass panel height A WARNING If yellow tipping occurs your heater could produce increased levels of carbon monoxide If burner flame pattern shows yellow tipping follow instructions at bottom of this page NOTICE Do not mistake orange flames with yellow tipping Dirt or other fine particles enter the heater and burn causing brief patches of orange flame emaaaanaaseastaiate 1
33. resh 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 AN D 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 NFPA VENTI LATION 54 ANSI Z223 1 Section 5 3 Air for Combustion and Ventilation for required size Continued 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 ALEEN Ventilated Attic Outlet Air To Attic Inlet Air Ventilated Inlet Air Crawl Space Figure 3 Ventilation Air from Outdoors 103876 INSTALLING NOTICE TO WALL A qualified service person must install heater Follow all local codes CHECK GAS TYPE Use only propane LP gas If your gas supply is not propane LP do not install heater Call dealer where you bought heater for proper type heater INSTALLATION ITEMS Before installing heater make sure you have the items listed below e external regulator supplied by e manual shutoff valve e sediment trap installer see page 14 e ground joint union e tee joint e piping check local codes e test gauge connection pipe wrench e sealant resistant to propane LP
34. s Make certain you read and understand all Warnings Keep this manual for reference It is your guide to safe and proper operation of this heater Safety Information continued on next page 103876 SAFETY A WARNINGS continued INFORMATION WARNING Any change to this heater or its controls can be dangerous Continued 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 2 Do not place propane supply tank s inside any structure Locate propane supply tank s outdoors 3 Ifyou smell gas e shut off gas supply e do not try to light any appliance e do not touch any electrical switch do not use any phone in your building e immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions e if you cannot reach your gas supplier call the fire department 4 This heater shall not be installed in a bedroom or bathroom 5 Never install the heater e in a recreational vehicle e where curtains furniture clothing or other flammable objects are less than 36 inches from the front top or sides of the heater e as a fireplace insert e in high traffic areas e in windy or drafty areas 6 This heater needs fresh outside air ventilation to run properly This heater has an oxygen depletion sensor ODS pilot light safety system The ODS shuts down the heater if not enough fresh air is availab
35. s concrete or masonry Decide which method better suits your needs Either method will provide a secure hold for the mounting bracket Continued 103876 INSTALLING TO WALL Continued Marking Screw Locations 1 Tape mounting bracket to wall where heater will be located Make sure mount ing bracket is level A WARNING Maintain minimum clearances shown in Figure 8 If you can provide greater clearances from floor and joining wall 2 Mark screw locations on wall see Figure 8 Note Only mark last hole on each end of mounting bracket Insert mounting screws through these holes only 3 Remove tape and mounting bracket from wall 11 16 71 4 16 Min D Min g 4 g Only Insert Mounting 18 3 4 7 Only Insert Mounting 18 3 4 A Screws Through Last Min g Screws Through Last Min Hole On Each End i g Hole On Each End i 5 A Floor Floor Models VP2800BTC Models VP2000BTC Figure 8 Mounting Bracket Clearances Attaching Mounting Bracket To Wall Note Wall anchors mounting screws and spacers are in hardware package The hardware package is provided with heater Attaching to wall stud method For attaching mounting bracket to wall studs 1 Drill holes at marked locations using 9 64 drill bit 2 Place mounting bracket onto wall Line up last hole on each end of bracket with holes drilled in wall 3 Insert mounting
36. screws through bracket and into wall studs 4 Tighten screws until mounting bracket is firmly fastened to wall studs Attaching to wall anchor method For attaching mounting bracket to hollow walls wall areas between studs or solid walls concrete or masonry 1 Drill holes at marked locations using 5 16 drill bit For solid walls concrete or masonry drill at least 1 deep 2 Fold wall anchor as shown in Figure 9 X Figure 9 Folding Anchor 3 Insert wall anchor wings first into hole Tap anchor flush to wall f Continued 103876 4 For thin walls 1 2 or less insert red key into wall anchor Push red key to INSTAL LI NG TO pop open anchor wings IMPORTANT Do not hammer key WAL L For thick walls over 1 2 thick or solid walls do not pop open wings Continued T N Figure 10 Popping Open Anchor Wings For Thin Walls 5 Place mounting bracket onto wall Line up last hole on each end of bracket with wall anchors 6 Insert mounting screws through bracket and into wall anchors 7 Tighten screws until mounting bracket is firmly fastened to wall Placing Heater On Mounting Bracket 1 Locate two horizontal slots on back panel of heater 2 Place heater onto mounting bracket Slide horizontal slots onto stand out tabs on mounting bracket Horizontal Slots l Stand Out Tab o 00 e o 0 00 Mounting Bracket attached to wall o Figure 11 Mounting Hea
37. service agency or the gas supplier tion on page 5 of this manual This appliance may be installed in an aftermarket manufactured mobile home where not prohibited by state or local codes Aftermarket Completion of sale not for purpose of resale from the manufacturer I E Installation of this product is permitted after the manufactured mobile home is sited 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 Save this manual for future reference CONTENTS SAFETY INFORMATION SECTION PAGE Safety Information aserre tented iene ae tee eee 2 Product Identification 2 0 0 ce eeeceeseceesceceeeeeeeeceesecesaeceeaaeceeeeeses 4 Lotal Codes aries aks ee ie ee a ak 4 Unpacking iesc8 isan hisses tev den er eden a aa ae sue 4 Product FEAtures osorno ea a ai RET a eaan 4 Air for Combustion and Ventilation 0 0 0 0 eeeceesseeesteceeneeeeeeeeees 5 Installing To Weallis ts cciwstecststs aovneatieoiesis a si 9 Connecting To Gas Supply seeme srieitenisi ieii risien 14 Checking Gas Connections 00 ee eeceessecsseeseceseceseceseeeeeeeeeneenseeees 15 Operating Heater avuei Se estieh stint EA EE 17 Inspecting Bummer ecsiiecstrccescryaccevtennevassedoengdestusevuadberrscueaces ysbteaeesas 20 Cleaning And Maintenance ese eeeessecseceseceseceseeeseeeaeecneenseeees 22 Trou bleshOOuns eieiei iea ti ca eeea vin sled E
38. ter Onto Mounting Bracket Installing Bottom Mounting Screws 1 Locate two bottom mounting holes These holes are near bottom on back panel of heater see Figure 12 2 Mark screw locations on wall 3 Remove heater from mounting bracket 4 Ifinstalling bottom mounting screws into hollow or solid wall install wall anchors Follow steps 1 through 4 under Attaching To Wall Anchor Method page 12 If installing bottom mounting screw into wall stud drill holes at marked loca tions using 9 64 drill bit Replace heater onto mounting bracket Place spacers between bottom mounting holes and wall anchor or drilled hole Hold spacer in place with one hand With other hand insert mounting screw through bottom mounting hole and spacer Place tip of screw in opening of wall anchor or drilled hole 8 Tighten both screws until heater is firmly secured to wall Do not over tighten Note Do not replace front panel at this time Replace front panel after making gas connections and checking for leaks see pages 14 16 ANN Figure 12 Installing Bottom Mounting Screws 103876 CONNECTING TO GAS SUPPLY NOTICE A qualified service person must connect heater to gas supply Follow all local codes A CAUTION Never connect heater directly to the propane supply This heater requires an external regulator not supplied Install the external regulator between the heater and propane supply
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