Desa RN30C User's Manual
Contents
1. 098306 02 099491 07 100642 01 Control Position Decal Operating Instructions Decal Assembly Hardware SB 382 oa pp HBB e sean Vu Porn an v ap 101806 WARRANTY INFORMATION KEEP THIS WARRANTY Model Serial No Date Purchased Always specify model and serial numbers when communicating with the factory We reserve the right to amend these specifications at any time without notice The only warranty applicable is our standard written warranty We make no other warranty expressed or implied LIMITED WARRANTY COMFORT GLOW VENT FREE HEATERS DESA International warrants this product to be free from defects in materials and components for one 1 year from the date of first purchase provided that the product has been properly installed operated and maintained in accordance with all applicable instructions To make a claim under this warranty the Bill of Sale or cancelled check must be presented This warranty is extended only to the original retail purchaser This warranty covers only the cost of part s required to restore this heater to proper operating condition Warranty part s MUST be obtained through authorized dealers ofthis 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 furnished2. nance page 21 2 Contact local natural gas company 3 Replace gas regulator Slight smoke or odor during initial operation Residues from manu facturing processes 1 Problem will stop after a few hours of operation Heater produces a whistling noise when burner is lit Turning control knob to HIGH position when burner is cold Air in gas line Air passageways on heater blocked Dirty or partially clogged burner orifice 1 Turn control knob to LOW position and let warm up for a minute 2 Operate burner until air is removed from line Have gas line checked by local natural gas company 3 Observe minimum installation clearances see Figure 4 page 10 4 Clean burner see Cleaning and Mainte nance page 21 or replace burner orifice Continued TROUBLE SHOOTING Continued A WARNING If you smell gas Shut off gas supply Do not try to light any appliance any phone in your building instructions fire department Do nottouch any electrical switch do not use Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s If you cannot reach your gas supplier call the 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
3. This heater has an oxygen depletion sensor ODS pilot light safety system The ODS shuts down the heater if not enough fresh air is available See Air for Combustion and Ventilation pages 5 through 8 6 Keep all air openings in front and bottom of heater clear and free of debris This will insure enough air for proper combustion 7 If heater shuts off do not relight until you provide fresh outside air If heater keeps shutting off have it serviced 8 Do not run heater where flammable liquids or vapors are used or stored under dusty conditions 9 Never place any objects on the heater 10 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 11 Carefully supervise young children when they are in same room with heater 12 Make sure grill guard is in place before running heater 13 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 14 Turn off heater and let cool before servicing Only a qualified service person should service and repair heater 15 Operating heater above elevations of 4 500 feet could cause pilot outage x 101806 PRODUCT IDENTIFICATION LOCA
4. 01 Control Position Decal Operating Instructions Decal Assembly Hardware 2 1 1 2 1 4 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 1 1 1 1 101806 ODS Pilot CGN18C 101806 CGN18C PARTS LIST PART NUMBER DESCRIPTION co gt IODO moP This list contains replaceable parts used in your heater When ordering parts follow the instructions listed under Replacement Parts on page 26 of this manual 098304 01 098742 03 098197 03 098342 01 098533 01AA 098260 01 098532 01AA M11084 26 098352 01AA 098271 03 098249 01 099440 05 098514 01 098594 01 099120 02 099387 05 098251 02 098250 01 098867 04 099553 01 100091 01 100092 01 100068 01 100047 03 098529 01 102445 01 M11084 26 M11084 38 098276 01 098354 01 098508 01 099066 01 Screw 10 x 3 8 Front Panel Grill Guard Grill Guard Clip 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 Injector Holder Pressure Regulator Pilot Shield 3 8 Outlet Burner Tubing 3 8 Inlet Tubing Pressure Tap Fitting Control Valve Cabinet Piezo Ignitor Screw 10 x 3 8 Screw 8 x 3 8 1 8 NPT Plug Control Knob Valve Retainer Nut Mounting Bracket PARTS AVAILABLE NOT SHOWN
5. and create odors OBSERVED POSSIBLE PROBLEM CAUSE REMEDY Heater produces a 1 Metal expanding while 1 This is common with clicking ticking noise heating or contracting most heaters If noise is just after burner is lit while cooling excessive contact or shut off qualified service person Heater produces 1 Heater burning vapors 1 Ventilate room Stop unwanted odors from paint solvents using odor causing glues etc See IMPOR products while heater is TANT statement above running 2 Gas leak See Warn 2 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 pressure 2 Contact local natural gas company 3 ODS pilot is partially 3 Clean ODS pilot see clogged Cleaning and Mainte nance page 21 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 be 1 Take apart gas tubing combustion tween control valve and remove foreign and burner 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 condensation 1 Not enough combus 1 Refer to Air for Com noticed on wi
6. heater where moving vehicle will not hit it For convenience and efficiency install heater where there is easy access for operation inspection and service where strong wind gusts from an open door or garage door can not blow directly into heater An optional fan kit is available from your dealer See Accessories page 27 If planning to use fan locate heater near an electrical outlet CEILING 36 oe Minimum Minimum From Sides Of Heater Left Right Side Side om To Floor FLOOR Ls 16 4 RN30C 9 CGN18C Figure 4 Mounting Clearances As Viewed From Front of Heater 101806 INSTALLINGTO 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 5 Mounting Bracket Location 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 CGN18C or heat shield RN30C Figure 6 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 hole
7. light pilot The pilot is attached to the front of burner The burner and pilot are located behind the heat shield If needed keep pressing ignitor button until pilot lights Note If pilot does not stay lit refer to Troubleshooting pages 21 through 24 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 itor El Ignitor Electrode Pilot Burner Thermocouple Figure 16 Pilot 7 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob Note If pilot goes out repeat steps 3 through 7 8 Turn control knob counterclockwise y to the LOW position The main burner should light Set control knob to any heat level between HIGH and LOW To turn control knob from LOW to a higher setting press in the control knob and turn counterclockwise y Note Both HIGH and LOW are locked positions You must press in control knob before turning it from these positions CAUTION Do not try to adjust heating levels by using the manual shutoff valve Continued 101806 OPERATING HEATER Continued INSPECTING BURNER EBENE ro TURN OFFGAS TO APPLIANCE MM Shutting Off Heater 1 Turn control knob clockwise N to the PILOT position 2 Press in control knob and turn clockwise to the OFF position 3 Turn off all ele
8. with the unit This warranty does not apply to parts that are not in original condition because of normal wear and tear or parts that fail or become damaged as a result of misuse accidents lack of proper maintenance or defects caused by improper installation Travel diagnostic cost labor transportation and any and all such other costs related to repairing a defective heater will be the responsibility of the owner TO THE FULL EXTENT ALLOWED BY THELAW OF THE JURISDICTION THAT GOVERNS THE SALE OF THE PRODUCT THIS EXPRESS WARRANTY EXCLUDES ANY AND ALL OTHER EXPRESSED WARRANTIES ANDLIMITS THEDURATION OF ANY AND ALLIMPLIED WARRANTIES INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE TO ONE 1 YEAR FROM THE DATE OF FIRST PURCHASE AND DESA INTERNATIONAL S LIABILITY IS HEREBY LIMITED TO THE PURCHASE PRICE OF THE PRODUCT AND DESA INTERNATIONAL SHALL NOT BE LIABLE FOR ANY OTHER DAMAGES WHATSOEVER INCLUDING INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES Some states do not allow a limitation on how long animplied 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 1018
9. 06 01 Bowling Green KY 42102 9004 REV C 4 96
10. 1446 Washer Equipment Co 1715 Main Street Kansas City MO 64108 KS MO AR 816 842 3911 East Coast Energy Products 707 Broadway W Long Branch NJ 07764 908 870 8809 1 800 755 8809 Tarantin Tank Co P O Box 6129 Freehold NJ 07728 908 780 9340 1 800 922 0724 Dayton Hardware P O Box 275 North Dayton Station Dayton OH 45404 All States 513 258 3721 OH 1 800 762 3426 Halco Enterprises 208 Carter Drive Unit 21 West Chester PA 19382 215 696 2670 1 800 368 0803 LA Porte s Parts amp Service 2444 North 5th Street Hartsville SC 29550 803 332 0191 Parts Department Cans Unlimited Inc P O Box 645 Taylor SC 29687 All States 803 879 3009 1 800 845 5301 101806 ACCESSORIES Purchase these heater accessories from your local dealer If they can not supply these accessories either contact your nearest Parts Central see page 26 or 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 to receive these accessories FAN KITS GA3100A and GA3200T 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 GA3200T In cludes three settings ON OFF AUTO SS D MANUAL SHUTOFF VALVE GA5010 Manual sh
11. BLUE FLAME VENT FREE NATURAL GAS HEATER OWNER S OPERATION AND INSTALLATION MANUAL WARNING If the information in this manual is not followed exactly a fire or explosion may result causing property damage personal injury or loss of life Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier 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 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 rne etie tee ERR ce Ede 2 Product Identification Nt 4 Local Codes rere itt ipti ied tede 4 Unpacking 3 A E RR eei HD 4 Product Features onenn ee eee pere PEE E
12. L CODES UNPACKING PRODUCT FEATURES Ignitor Button Control Knob Grill Guard Heat Shield RN30C or Glass Panel CGN18C s Heater Cabinet Figure 1 Vent Free Natural Gas Heater 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 Z223 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 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 101806 AIR FOR COMBUSTION AND VENTILATION A WARNING This heater shall not be installed in a confined space unless provisions are provided for adequate combustion and ventilation air Read the following instructions to insure proper fresh air for this and other fuel burning appliances in
13. 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 model CGN18C on floor away from a wall An optional floor mounting stand is needed Purchase the floor mounting stand from your dealer See Accessories page 27 A WARNING Never install the heater in a bedroom or bathroom in a recreational vehicle where curtains furniture clothing or other flammable objects are less than 36 inches from the front top or sides of the heater as a fireplace insert 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 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 See Air for Combustion and Ventilation pages 5 through 8 Continued 101806 INSTALLINGTO WALL Continued A CAUTION If you install the heater in a home garage heater pilot and burner must be at least 18 inches above floor locate
14. ORR URS 4 Air For Combustion And Ventilation pp 5 Installing To Wall eet o re Reate fient lae 9 Connecting To Gas Supply pp 14 Checking Gas Connections pe 15 Operating Heater e eee etat eats ae 17 Inspecting Burner unos sedes 19 Cleaning And Maintenance sese 21 Troubleshooting ote RE tree pens 21 Technical SeEylce ui stre tertie tI e etii iot ie ee dione 25 Specifications Ee Se ec tale eee dae a e aate 25 DEVICE IMIS i e Rs 25 Replacement Parts hereto etre ete 26 Parts Centralss uiia ea e PER ERE GR oaks 26 ACCESSO ES S usps tete ESL ELE d ED IS rest ae 27 Illustrated Parts List sess 28 31 Warranty Information pt Back Cover A WARNINGS IMPORTANT Read this Owner s Manual carefully and completely before trying to assemble operate or service this heater Improper use of this heater can cause serious injury or death from burns fire explosion electrical shock and carbon monoxide poisoning A DANGER Carbon monoxide poisoning may lead to death Carbon Monoxide Poisoning Early signs of carbon monoxide poisoning resemble the flu with headaches dizziness or nausea If you have these signs the heater may not be working properly Get fresh air at once Have heater serviced Some people are more affected by carbon monoxide than others These include pregnant women persons with heart or lung disease or anemia those under the influence of alcohol and those at hig
15. Total 58 000 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 58 000 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 101806 AIR FOR COMBUSTION AND VENTILATION Continued A WARNING If the area in which the heater may be operated is smaller than that defined as an unconfined space provide adequate combus tion and ventilation air by one of the methods descr
16. assageways or ventilation grills between the rooms Continued TR 101806 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 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 18 000 Btu Hr
17. ces include attics and crawl spaces Follow the National Fuel Gas Code NFPA 54 ANSI Z223 1 Section 5 3 Air for Combustion and Ventilation for required size of ventilation grills or ducts IMPORTANT Do not provide openings for inlet or outlet air into attic if attic has a thermostat controlled power vent Heated air entering the attic will activate the power vent gt Ventilated Attic Outlet Air To Attic Inlet mm Air Ventilated Inlet Air Crawl Space Figure 3 Ventilation Air from Outdoors 101806 INSTALLINGTO WALL NOTICE A qualified service person must install heater Follow all local codes CHECK GAS TYPE Use only natural gas If your gas supply is not natural 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 piping check local codes test gauge connection see sealant resistant to propane LP gas Figure 12 page 14 e manual shutoff valve sediment trap ground joint union tee joint pipe wrench 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 Accessory page 27
18. ctric power to the appliance if service is to be performed Shutting Off Burner Only pilot stays lit 1 Turn control knob clockwise to the PILOT position EE MANUAL LIGHTING PROCEDURE BEBE 1 Remove front panel see Figure 5 page 11 2 Follow steps 1 through 5 under Lighting Instructions pages 17 and 18 3 With control knob pressed in strike match Hold match to pilot until pilot lights 4 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob 5 Replace front panel Check pilot flame pattern and burner flame pattern often PILOT FLAME PATTERN Figure 17 shows a correct pilot flame pattern Figure 18 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 Pilot Burner NN Figure 17 Correct Pilot Flame Pattern Pilot Burner Thermocouple EM Figure 18 Incorrect Pilot Flame Pattern Continued 19 101806 INSPECTING BURNER Continued If pilot flame pattern is incorrect as shown in Figure 18 turn heater off see To Turn Off Gas to Appliance page 19 see Troubleshooting pages 21 through 24 BURNER FLAME PATTERN Figure 19 shows a correct burner flame pattern Figure 20 shows an incorrect burner flame pattern The incorrect burner flame pattern shows yellow tipping of the flame It also
19. d more frequent cleaning due to excessive lint from carpeting and bedding material sawdust cobwebs etc ODS PILOT AND BURNER Use a vacuum cleaner pressurized air or small soft bristled brush to clean CABINET Air Passageways Use a vacuum cleaner or pressurized air to clean Exterior 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 CAUTION Never use a wire needle or similar object to clean ODS pilot This can damage ODS pilot unit OBSERVED PROBLEM POSSIBLE CAUSE REMEDY When ignitor button 1 is pressed there is no Ignitor electrode posi tioned wrong 1 Replace ignitor spark at ODS pilot 2 Ignitor electrode broken 2 Replace ignitor 3 Ignitor electrode not 3 Reconnect ignitor cable connected 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 Piezo ignitor nut is loose 5 Tighten nut holding piezo ignitor to heater cabinet Nut is located inside heater cabinet at top 6 Broken ignitor cable 6 Replace ignitor cable 7 Bad piezo ignitor 7 Replace piezo ignitor Continued 21 101806 TROUBLE SHOOTING Continued OBSERVED POSSIBLE PROBLEM CAUSE REMEDY When ign
20. g Screws 101806 CONNECTING TO GAS SUPPLY NOTICE A qualified service person must connect heater to gas supply Follow all local codes A WARNING Never connect heater to private non utility gas wells This gas is commonly known as wellhead gas IMPORTANT Check gas line pressure before connecting heater to gas line Gas line pressure must be no greater than 14 inches of water If gas line pressure is higher heater regulator damage could occur 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 2 diameter or greater to allow proper gas volume to heater If pipe is too small undue loss of pressure will occur Installation must include a manual shutoff valve union and plugged 1 8 NPT tap Locate NPT tap within reach for test gauge hook up NPT tap must be upstream from heater see Figure 12 page 14 Apply pipe joint sealant lightly to male threads This will prevent excess sealant from going into pipe Excess sealant in the pipe could result in clogged heater valves A CAUTION Use pipe joint sealant that is resistant to liquid petroleum LP gas Install sediment trap in supply line as shown in Figure 12 Locate sediment trap where it is within reach for cleaning Locate sediment trap where trapped matter is not likely to freeze A sediment trap trap
21. h altitudes Natural Gas Natural gas is odorless An odor making agent is added to natural gas The odor helps you detect a natural gas leak However the odor added to natural gas can fade Natural gas may be present even though no odor exists Make certain you read and understand all Warnings Keep this manual for reference It is your guide to safe and proper operation of this heater Safety Information continued on next page 101806 SAFETY INFORMATION Continued A WARNINGS Continued WARNING Any change to this heater or its controls can be dangerous 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 If you smell gas shut off gas supply do not try to light any appliance do not touch any electrical switch do not use any phone in your building immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions if you cannot reach your gas supplier call the fire department This heater shall not be installed in a bedroom or bathroom 4 Never install the heater in a recreational vehicle where curtains furniture clothing or other flammable objects are less than 36 inches from the front top or sides of the heater as a fireplace insert in high traffic areas in windy or drafty areas 5 This heater needs fresh outside air ventilation to run properly
22. ibed in the National Fuel Gas Code ANSI Z223 1 1992 Section 5 3 VENTILATION AIR Ventilation Air From Inside Building This fresh air would come from an adjoining unconfined space When ventilating to an adjoining unconfined space you must provide two permanent openings one within 12 oftheceiling and one within 12 ofthe floor on the wall connecting the two spaces see options 1 and 2 Figure 2 You can also remove door into adjoining room see option 3 Figure 2 Follow the National Fuel Gas Code NFPA 54 ANSI Z223 1 Section 5 3 Air for Combustion and 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 Ventilation Grills into Adjoining Room Option 1 Figure 2 Ventilation Air from Inside Building Or Remove Door into Adjoining Room Option 3 12 12 Ventilation Grills Into Adjoining Room Option 2 Continued 101806 AIR FOR COMBUSTION AND VENTILATION Continued Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts You must provide two permanent openings one within 12 of the ceiling and one within 12 of the floor Connect these items directly to the outdoors or spaces open to the outdoors These spa
23. 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 BEES iGHrTiNG INSTRUCTIONS BB 1 STOP Read the safety information above 2 Make sure manual shutoff valve is fully open 3 Turn control knob clockwise to the OFF position Control Knob Ignitor Button IGNITOR Figure 15 Control Knob In The OFF Position 101806 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 Press in control knob and turn counterclockwise y to the PILOT position Keep control knob pressed in for five 5 seconds see Figure 15 page 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 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
24. itor button 1 Gas supply turned off 1 Turn on gas supply or is pressed there is spark at ODS pilot or manual shutoff valve closed open manual shutoff valve but no ignition 2 Control knob not in 2 Turn control knob to PILOT position PILOT position 3 Control knob not 3 Press in control knob pressed in while in while in PILOT PILOT position position 4 Airin gas lines when 4 Continue holding down installed control knob Repeat igniting operation until air is removed 5 ODS pilot is clogged 5 Clean ODS pilot see Cleaning and Mainte nance page 21 or replace ODS pilot assembly 6 Gas regulator setting is 6 Replace gas regulator not correct ODS pilot lights but 1 Control knob not fully 1 Press in control knob flame goes out when pressed in fully control knob is 2 Control knob not 2 After ODS pilot lights released pressed in long enough keep control knob pressed in 30 seconds 3 Manual shutoff valve 3 Fully open manual not fully open shut off valve 4 Thermocouple connec 4 Hand tighten until tion loose at control snug then tighten 1 4 valve turn more 5 Pilot flame not touch 5 A Contact local ing thermocouple natural gas company which allows thermo couple to cool causing B Clean ODS pilot pilot flame to go out see Cleaning and This problem could be Maintenance page 21 caused by one or both or replace ODS pilot of the following assembly A Low gas pressure B Dirty or partially clogged ODS pilo
25. ll 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 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 8 Figure 8 Folding Anchor 3 Insert wall anchor wings first into hole Tap anchor flush to wall 101806 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 WALL For thick walls over 1 2 thick or solid walls do not pop open wings Continued N SEN Figure 9 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 fi
26. ndows tion ventilation air bustion and Ventilation requirements page 5 101806 TECHNICAL SERVICE SPECIFICATIONS SERVICE HINTS You may have further questions about installation operation or troubleshooting If so contact DESA International s Technical Service Department at 1 800 323 5190 Btu Variable Type Gas Ignition Pressure Regulator Setting Inlet Gas Pressure inches of water Maximum Minimum Dimensions Inches H x W x D Heater Carton Weight pounds Heater Shipping When gas pressure is too low pilot will not stay lit burner will have delayed ignition RN30C 15 000 30 000 Natural Only Piezo 3 W C 10 5 4 23 5 x 25 9 x 8 0 26 x 27 75 x 9 63 30 35 heater will not produce specified heat When gas quality is bad pilot will not stay lit burner will produce flames and soot heater will backfire when lit You may feel your gas pressure is too low or gas quality is bad If so contact your local natural gas supplier CGN18C 9 000 18 000 Natural Only Piezo 3 W C 10 5 4 23 5 x 18 5 x 8 0 26 x 20 5 x 9 63 22 27 101806 REPLACEMENT PARTS PARTS CENTRALS 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 either contact
27. o Turn Off Gas to Appliance page 19 8 Replace front panel Bom c Manual Shutoff ELE Valve Closed Figure 13 Manual Shutoff Valve Control Valve Location I r QOO Gas E Manual ore 2 SEs Shutoff i Seas Valve P 8 PES otia Peres 43952664 9 0 0 O0 afe y c0 AD d O PO a KERE Figure 14 Checking Gas Joints 101806 OPERATING HEATER Bl FOR YOUR SAFETY READ BEFORE LIGHTING MEM 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 Do not try to light any appliance Do not touch any electric switch do not use any phone in your build ing Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions f you cannot reach your gas supplier call the fire department C Use only your hand to push in or turn the gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair
28. on is defined as construction where a walls and ceilings exposed to the outside atmosphere have a continu ous water vapor retarder with a rating of one perm or less with open ings gasketed or sealed and b weather stripping has been added on openable windows and doors and c caulking or sealants are applied to areas such as joints around window and door frames between sole plates and floors between wall ceiling joints between wall panels at penetrations for plumbing electrical and gas lines and at other openings If your home meets all of the three 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 Unconfined Space The National Fuel Gas Code ANSIZ223 1 1992 Section 5 3 defines uncon fined space as having a minimum air volume of 50 cubic feet 127 cubic cm for each 1000 Btu Hr input rating of all appliances in the space cubic feet equals length x width x height of space Include adjoining rooms only if there are doorless passageways or ventilation grills between the rooms Confined Space The National Fuel Gas Code ANSIZ223 1 1992 Section 5 3 defines confined space as having an air volume of less than 50 cubic feet 127 cubic cm for each 1000 Btu Hr input rating of all appliances in the space cubic feet equals length x width x height of space Include adjoining rooms only if there are doorless p
29. rmly 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 us Horizontal Slots Stand Out Tab X TSA Mounting Bracket s attached to wall vo o 9 Tae E o 0 00 Figure 10 Mounting Heater 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 11 2 Mark screw locations on wall 3 Remove heater from mounting bracket 4 If installing 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 ON tA Figure 11 Installing Bottom Mountin
30. rom 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 3 Pressurize supply piping system by either using compressed air or opening main gas valve located on or near gas meter Continued 15 101806 CHECKING GAS CONNECTIONS Continued 4 Check all joints of gas supply piping system Apply mixture of liquid soap and water to gas joints Bubbles forming show a leak 5 Correct all leaks at once Test Pressures Equal To or Less Than 1 2 PSIG 1 Close manual shutoff valve see Figure 13 2 Pressurize supply piping system by either using compressed air or opening main gas valve located on or near gas meter 3 Check all joints from gas meter to manual shutoff valve see Figure 14 Apply mixture of liquid soap and water to gas joints Bubbles forming show a leak 4 Correct all leaks at once PRESSURE TESTING HEATER GAS CONNECTIONS Open manual shutoff valve see Figure 13 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 manual shutoff valve to control valve see Figure 14 Apply mixture of liquid soap and water to gas joints Bubbles forming show a leak Correct all leaks at once 6 Light heater see Operating Heater pages 17 through 19 Check the rest of the internal joints for leaks 7 Turn off heater see T
31. s 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 walls concrete or masonry Decide which method better suits your needs Either method will provide a secure hold for the mounting bracket Continued 101806 INSTALLINGTO WALL Continued Marking Screw Locations 1 Tape mounting bracket to wall where heater will be located Make sure mount ing bracket is level WARNING Maintain minimum clearances shown in Figure 7 If you can provide greater clearances from floor and joining wall 2 Mark screw locations on wall see Figure 7 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 i A Min g 4 g Only Insert Mounting 7 Only Insert Mounting g Screws Through Last s A Screws Through Last uar 2 Hole On Each End g Hole On Each End LZ 2 i 2 Floor Floor RN30C CGN18C Figure 7 Mounting Bracket Clearances Attaching Mounting Bracket To Wa
32. s 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 101806 CONNECTING TO GAS SUPPLY Continued CHECKING GAS CONNECTIONS IMPORTANT Hold pressure regulator with wrench when connecting it to gas piping and or fittings Note Burner bracket Pressure not shown for clarity Regulator 1 2 NPT Pipe Nipple Sy TD Ground Joint Heater LLP uu SDIOR Cabinet Tee Joint y Manual C Shutoff Test Reducer TT Valve Gauge Bushing to Connection 1 8 NPT Q 1 8 NPT a From Plug Tap O OD Gas Meter B 4 W C to 10 5 W C Tee Joint Pressure Sediment p Trap Niople a 3 Minimum Cap aed Figure 12 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 27 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 Bubbles forming show a leak Correct all leaks at once PRESSURE TESTING GAS SUPPLY PIPING SYSTEM Test Pressures In Excess Of 1 2 PSIG 1 Disconnect heater and its individual manual shutoff valve f
33. shows the flame higher than 1 2 the heat shield 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 1 1 2 HEAT SHIELD OR GLASS HEIGHT d a MEE CORRECT FLAME PATTERN AT HIGH POSITION Figure 19 Correct Burner Flame Pattern Yellow Tipping 1 2 HEAT SHIELD OR GLASS HEIGHT Eu INCORRECT FLAME PATTERN AT HIGH POSITION Figure 20 Incorrect Burner Flame Pattern If burner flame pattern is incorrect as shown in Figure 20 turn heater off see To Turn Off Gas to Appliance page 19 see Troubleshooting pages 21 through 24 101806 CLEANING AND MAINTENANCE TROUBLE SHOOTING Note All troubleshooting items are listed in order of operation WARNING Turn off heater and let cool before cleaning 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 nee
34. t 6 Thermocouple dam 6 Replace thermocouple aged 7 Control valve damaged 7 Replace control valve Burner does not light 1 Burner orifice is 1 Clean burner see after ODS pilot is lit clogged Cleaning and Mainte nance page 21 or replace burner orifice 101806 TROUBLE SHOOTING Continued OBSERVED POSSIBLE PROBLEM CAUSE REMEDY Burner does not light 2 Burner orifice diameter 2 Replace burner orifice after ODS pilot is lit continued from page 22 is too small Inlet gas pressure is too low 3 Contact local natural gas company Delayed ignition of burner Manifold pressure is too low Burner orifice is clogged Inlet gas pressure is too low 1 Contact local natural gas company 2 Clean burner see Cleaning and Mainte nance page 21 or replace burner orifice 3 Contact local natural gas company Burner backfiring during combustion W Burner orifice is clogged or damaged Inlet gas pressure is too low Burner damaged Gas regulator defective 1 Clean burner see Cleaning and Mainte nance page 21 or replace burner orifice 2 Contact local natural gas company Replace burner 4 Replace gas regulator W Yellow flame during burner combustion Not enough air Inlet gas pressure is too low Gas regulator defective 1 Check burner for dirt and debris If found clean burner see Cleaning and Mainte
35. utoff valve with 1 8 NPT tap FLOOR MOUNTING STAND GA4000B and GA4500 Model CGN18C only For locating heater on the floor away from a wall Complete installation instructions included 101806 E e ODS Pilot RN30C 101806 RN30C PARTS LIST PART NUMBER DESCRIPTION OANOOAHKRWDND This list contains replaceable parts used in your heater When ordering parts follow the instructions listed under Replacement Parts on page 26 of this manual 098304 01 098345 01AC 098197 04 098342 01 099001 01BR M11084 26 098352 02BR 098271 03 098249 01 099440 05 098514 01 098594 01 0991 26 02 099387 05 098251 06 098250 01 098867 04 099553 01 100091 01 100092 01 100068 01 100047 01 098529 02 102445 01 M11084 26 M11084 38 098276 01 098354 01 098508 01 099066 01 Screw 10 x 3 8 Front Panel Grill Guard Clip Grill Guard Heat Shield Screw 10 x 3 8 Deflector Unit Ignitor Cable Nut M5 ODS Pilot N G Thermocouple Ignitor Electrode Burner 3 16 Pilot Tubing Injector Injector Holder Pressure Regulator Pilot Shield 3 8 Outlet Burner Tubing 3 8 Inlet Tubing Pressure Tap Fitting Control Valve Cabinet Piezo Ignitor Screw 10 x 3 8 Screw 8 x 3 8 1 8 NPT Plug Control Knob Valve Retainer Nut Mounting Bracket PARTS AVAILABLE NOT SHOWN 098306 02 099261 02 100642
36. 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 Z223 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 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 constructi
37. your nearest Parts Central see below or call DESA International s Technical Service Department at 1 800 323 5190 for information When calling have ready your name your address model number of your heater how heater was malfunctioning type of gas used propane or natural gas 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 either contact your nearest Parts Central see below or call DESA International s Parts Department at 1 800 972 7879 for referral information When calling have ready model number of your heater the replacement part number These Parts Centrals are privately owned businesses They have agreed to support our customer s needs by providing original replacement parts and accessories When calling a Parts Central ask for the Parts Department Baltimore Electric 1348 Dixwell Avenue Hamden CT 06514 1 800 397 7553 203 248 7553 Parts Department Portable Heater Parts 342 N County Rd 400 East Valparaiso IN 46383 All States 219 462 7441 1 800 362 6951 FBD P O Box 1096 1720 Kummer Road Franklin KY 42134 502 586 1922 1 800 654 8534 Four Flags Power Products 1115 Stateline Road Niles MI 49120 616 684 2697 1 800 268 4983 Parts Only Master Service Center 1184 Wilson NW Walker MI 49504 616 791 4760 1 800 446
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