Empire ECS HearthRite HR18MN Heater
Contents
1. Ll 2l 2l ln CCC E AR FEE OVE PARTS AVAILABLE NOT SHOWN MB28001 Hardware assembly ML070 07E CSA AGA Decal ML071 01 Gas Instruction Decal ML072 01 Inside Warning Label ML065 01 Thermostat Sensing Bulb Clip 23 ILLUSTRATED PARTS BREAKDOWN THERMOSTAT MODELS HR30TN ODS Pilot Assembly See Detail 4 24 PARTS LIST This list contains replaceable parts for your heater When ordering replacenment parts following the instruction listed under Replacement Parts on page 17 of this manual THERMOSTAT MODELS HR30TN PART NO DESCRIPTION QTY MB10002E Cabinet Assembly MB09001E Lower Front Panel Assembly MB11001E Reflector Unit MB19001 Burner Assembly SIT545 000 Thermostat Valve Assembly ML111 01 Thermostat Valve Base 845 4 8x60Z Self Tapping Screw ML060 01 Mounting Bracket MB40007 Thermostat Outlet Tube Assembly ML096 01 4 way Connector ML115 01 4 way Connector Bracket ML116 01 4 way Connector Fixed Nut ML073 01 Ignitor Line ND1206xg00x9 ODS Pilot ND0803 8 Thermocouple ND0807 B2 Ignitor Electrode ML026 01 ODS Mounting Bracket ML069 02 Self Tapping Screw MB40008 ODS Gas Line Assembly MB40009 C Burner Gas Line Assembly MB40012 C1 Burner Gas Line Assembly MB40013 C2 Burner Gas Line Assembly MB40010 B Burner Gas Line Assembly MB40014 B1 Burner Gas Line As2. HearthRite INFRARED VENT FREE NATURAL GAS SPACE HEATER OWNER S OPERATION AND INSTALLATION MANUAL HR18MN 1 HR18TN 1 HR30MN 1 HR30TN 1 Table of Contents Important Safety Information 2 Product Features teret decet 3 Proper Ventilation amp Fresh Air 4 Installation cote ree ren 6 Operating Your Heater esses 10 Cleaning amp Maintenance 13 Trouble Shooting sse 14 Specifications eese 17 Parts List ect peer espe ete 19 Warranty Information esee 26 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 WARNING This is an unvented gas fired heater It uses air oxygen from the room in which it is installed Provi sions for adequate combustion and ventila tion air must be provided Refer to Air For Combustion and Ventilation section on page 4 of this manual HearthRite A Division of Empire Comfort Systems Inc 918 Freeburg Avenue Belleville IL 62220 Phone 618 233 7420 or 1 800 851 3153 Fax 618 233 7097 or 1 800 443 8648 www hearthrite com Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO
3. gas supplier for repairs NOTE f pilot goes out repeat steps 3 through 7 Wait one 1 minute before lighting pilot again 8 Turn control knob counterclockwise to desired heating level The main burner should light Set control knob to any heat level between HI and LO PILOTAGN MED Ignitor Button Figure 16 Control Knob In The OFF Position ignitor Electrode Pilot Burner Thermocouple Figure 17 Pilot Control Knob OFF PILOTAGN MED HIGH TURN OFF GAS TO APPLIANCE Shutting Off Heater 1 Turn control knob clockwise x to the OFF position 2 Turn off all electric power to the appliance if service is to be performed SHUTTING OFF BURNER ONLY PILOT STAYS LIT Turn control knob clockwise fm to the PILOT IGN position HMANUAL LIGHTING E PROCEDURE 1 Remove lower front panel see Figure 7 page 7 2 Follow steps 1 through 5 under Lighting Instructions 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 Follow step 8 under Lighting Instructions 5 Replace lower front panel PILOTAGN LOW A MED OFF HIG PILCTAGN MED OFF OFF PILOT IGN Low 00 MED HIGH Figure 18 Burner Patterns 11 OPERATING YOUR HEATER THERMOSTAT MODELS EFOR YOUR SAFETY
4. equipment shutoff valve ground joint union test gauge connection Sediment trap tee joint pipe wrench equipment shutoff valve with 1 8 NPT tap is acceptable alternative to test gauge connection Purchase the optional CSA AGA design certified equipment shutoff valve from your dealer See Accessories page 17 LOCATING HEATER This heater is designed to be mounted on a 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 Accessories page 17 For convenience and efficiency install heater where there is easy access for operation inspection and service in coldest part of room An optional fan kit is available from your dealer See Accessories page 17 If planning to use fan locate heater near an electrical outlet CAUTION If you install heater in a home garage heater pilot and burner must be at least 18 inches above the floor locate heater where moving vehicle will not hit it AN 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 such as tobacco smoke aromatic candles cleaning fluids oil or kerosene lamps etc in the air exist may discolor walls in a bedroom or bathroom in a recreational vehicle where curtains furnitu
5. 4 Close equipment shutoff valve see Figure 14 Pressurize supply piping system by either using compressed air or opening main gas valve located on or near gas meter Check all joints from gas meter to equipment shutoff valve see Figure 15 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 1 Open equipment shutoff valve see Figure 14 2 Open main gas valve located on or near gas meter 3 Make sure control knob of heater is in the OFF position 4 Check all joints from equipment shutoff valve to control valve see Figure 15 Apply mixture of liquid soap and water to gas joints Bubbles forming show a leak 5 Correct all leaks at once 6 Light heater see Operating Heater pages 10 and 11 for non thermostat models or page 12 for thermostat models Check the rest of the internal joints for leaks 7 Turn off heater see To Turn Off Gas to Appliance page 11 for non thermostat models or page 9 A B 12 for thermostat models 8 Replace lower front panel e Dpen Equipment Shutoff Valve Closed Figure 14 Equipment Shutoff Valve C Control Valve Gas Meter I Equipment Shutoff Valve Figure 15 Checking Gas Joints In the State of Massachusetts the gas cock must be a T handle type The State of Massachusetts requires that a flex ible appliance connector cannot exceed t
6. If they can t supply original replacement part s contact HearthRite at 800 851 3153 TECHNICAL SERVICE You may have further questions about installation operation or troubleshooting If so contact HearthRite at 800 851 3153 numbers of ACCESSORIES Purchase these heater accesso ries from your local dealer If they can not supply these accessories contact HearthRite for information You can also write to the address listed on the front of this manual 17 Optional FAN Kit The optional fan kit part HABO1 fits all models noted in this manual The fan has 3 settings ON OFF Auto The thermostatically controlled HABO1 improves heater efficiency and in cludes installation and operating instructions gt K T gt Ls I FLOOR MOUNTING STAND For locating heater on the floor away from a wall Complete installa tion instructions provided with floor mounting stand HearthRite A Division of Empire Comfort Systems Inc 918 Freeburg Avenue Belleville IL 62220 Phone 618 233 7420 or 1 800 851 3153 Fax 618 233 7097 or 1 800 443 8648 www hearthrite com ILLUSTRATED PARTS BREAKDOWN NON THERMOSTAT MODELS HR18MN Bu
7. READ BEFORE LIGHTING AX WARNING If you do not follow these instructions exactly a fire or may result causing explosion property damage personal injury or loss of life A 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 building Immediately call your gas supplier from a neighbor s phone Follow the gas suppliers instructions if 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 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 BLIGHTINGB INSTRUCTIONS 1 STOP Read the safety information on the side of heater 2 Make sure equipment shutoff valve is fully open 3 Turn control knob clockwise ry to the OFF position 4 Wait five 5 m
8. 6 000 12 000 18 000 18 000 Gas Type Natural Only Natural Only Ignition Piezo Piezo Pressure Regulator setting 6 W C 6 W C Inlet Gas Pressure inches of water 10 5 10 5 Minimum 7 7 Dimensions Inches HxWxD Heater Carton Weight pounds Heater Shipping 23 1 4x19 1 4 x8 26 1 2x213 4x9 1 4 26 1 2x213 4x9 1 4 26 1 2 28 1 2x9 1 4 26 1 2x28 1 2x9 1 4 23 1 4x19 1 4x8 23 26 24 27 HR30MN HR30TN 7 000 18 000 30 000 30 000 Natural Only Natural Only Piezo Piezo 6 6 W C 10 5 10 5 7 7 23 1 4x26 3 4x8 23 1 4x26 3 4x8 30 35 31 36 Note Dimensions listed are outer most points on the heater includes control knobs and grill For purposes of input adjustment REPLACEMENT PARTS Note Use only original replacement parts This will protect your warranty coverage for parts replaced under warranty PARTS UNDER WARRANTY Contact authorized dealer from whom you purchased this product If they are unable to supply original replacement part s call the num ber on the front of this manual When contacting your dealer or HearthRite have ready your name your address model and serial your heater how heater was malfunctioning typeof gas used Propane LP or Natural gas purchase date warranty card Usually we will ask you to return the defective part to the factory PARTS NOT UNDER WARRANTY Contact authorized dealers of this product
9. DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical use any phone in your building Immediately call your gas supplier from a neighbors phone Follow the gas supplier s instructions f you cannot reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or gas supplier switch do not A WARNING Improper installation adjustment alteration service or mainte nance can cause injury or property damage Refer to this manual for correct installation and operational procedures For assistance or additional information consult a qualified installer service agency or gas supplier This appliance may be installed in an aftermar ket permanently located manufactured mobile home where not prohibited by local codes This appliance is only for use with the type of gas indicated on the rating plate This appliance is not convertible for use with other gases WATER VAPOR A BY PRODUCT OF UNVENTED ROOM HEATERS Water vapor is a by product of gas combustion An unvented room heater productes approximately one 1 ounce 30ml of water for every 1 000 BTU s 3KW s of gas input per hour Refer to page 3 Aftermarket Completion of sale not for purpose of resale from the manufacturer Installer Please leave these instructions with the consumer Consumer Please retain these instructions for future u
10. Decal Gas Instruction Decal Inside Warning Label 21 4p N yaw NO aaa ILLUSTRATED PARTS BREAKDOWN THERMOSTAT MODELS HR18TN See Detail Burner Assembly ODS Pilot Assembly 22 PARTS LIST This list contains replaceable parts for your heater When ordering replacement parts following the instruction listed under Replacement Parts page 17 of this THERMOSTAT i iis manual MODELS HR18TN PART NO DESCRIPTION QTY MB10005E Cabinet Assembly MB09002E Lower Front Panel Assembly MB11003E Reflector Unit MB19003 Burner Assembly SIT545 000 Thermostat Valve Assembly ML 111 01 Thermostat Valve Base 845 4 8x60Z Self Tapping Screw MLO60 01 Mounting Bracket MB40007 Thermostat Outlet Tube Assembly ML096 01 4 way connector ML115 01 4 way connector Bracket ML116 01 4 way connector Fixed Nut ML073 01 Ignitor Line ND1206x800x9 ODS Pilot ND0803 8 Thermocouple ND0807 B2 Ignitor Electrode ML026 01 ODS Mounting Bracket ML069 02 Self Tapping Screw MB40029 ODS Gas Line Assembly MB40030 A Burner Gas Line Assembly MB40031 B burner Gas Line Assembly MB40032 C burner Gas Line Assembly ML090 01 Injector MB40006 Main Inlet Tube Assembly NRV81FI 6 Pressure Regulator 96 4Z Washer ML079 01 Self Locking Screw MB29002E Grill Guard ML083 03 Ignitor Assembly
11. Immediately call a qualified Service technician to inspect the room heater and to replace any part of the control System and any gas control which has been under water 11 Turn off heater and let cool before servicing Only a qualified service person should service and repair heater 12 Operating heater above elevations of 4 500 feet could cause pilot outage 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 high 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 under stand all warnings Keep this manual for reference It is your guide to safe and proper operation of this heater PRODUCT FEATURES Ignitor Button Control Knob Grill Burners Lower F Heater font Cabinet Figure1 Vent F
12. the heater is sized properly for the application including ample combustion air and circulation air 2 If high humidity is experienced a dehumidifier may be used to help lower the water vapor content of the air 3 Do not use an unvented room heater as the primary heat source FRESH AIR FOR COMBUSTION AND VENTILATION WARNING This heater shall not be installed in a confined space or unusually tight construction unless provisions are provided for combustion and Read the following instructions to insure proper fresh air for this and other fuel burning appliances in your home adequate ventilation air PROVIDING ADEQUATE VENTILATION The following are excerpts from National Fuel Gas Code NFPA 54 ANS 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 4 through 6 will help you classify your space and provide adequate ventilation Unusually Tight Construction The air that leaks around doors and windows may provide enough fresh air for combustion and ventilation However in buildings of unusually tight construction you must provide additional fresh air Unusually tight construction is defined as construction where a walls and ceilings exposed to the outside atmosphere have a continuous water vapor retar
13. It has been taped there for shipping Remove mounting bracket from back panel Mounting Bracket Figure 6 Mounting Bracket Location Removing Lower Front Panel Of The Heater 1 Remove two Screws near bottom corners of lower front panel 2 Pull bottom of lower front panel forward then down see Figure 7 Figure 7 Removing Lower 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 only 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 Marking Screw Locations 1 Tape mounting bracket to wall where heater will be located Make sure mounting bracket is level WARNING Maintain minimum clearances shown in If you can provide clearances from floor Figure 4 greater and joining wall 2 Mark screw locations on wall see Figure 8 Note Only mark last hole on each end of mounting bra
14. ace You will need no additional fresh air ventilation AIR FOR COMBUSTION AND VENTILATION Continued 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 ANS 2223 1 Section 5 3 Air for Combustion and Ventilation for required size of ventilation grills or ducts AA WARNING Rework worksheet add ing 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 Or Remove Door Into Adjoining Room Option 4 9 Ventilation Grills Into adjoining Room Option 2 Figure 2 Ventilation Air from Inside Building VENTILATION AIR Ventilation Air From Outdoors ae alee Provide extra fresh air by using si Ventilated M sd i8 Attic ventilation grills or ducts You must 06 provide two permanent openings one within 12 of the ceiling and one within Outlet 12 of the floor To Attic Connect these items directl
15. cket Insert mounting screws through these holes only 3 Remove tape and mounting bracket from wall 125 8 Min 17 3 8 18 1 2 Only Insert Mounting Min Screws Through Last Hole On Each End Adjoining Wall Floor Model HR30MN HR30TN 9 Min 17 3 8 Only Insert Mounting 18 Screws Through Last 4 Hole On Each End Adjoining Wall Floor Model HR18MN HR18TN Figure 8 Mounting Bracket Clearances INSTALLATION Attaching Mounting Bracket to A IMPORTANT Do not Wall i hammer key For thick walls Note AO gt mounting over 1 2 thick or solid walls screws and spacers are in do not pop open wings 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 2 using 9 64 drill bit Figure 10 Popping Open Anchor 5 2 Place mounting bracket onto Wing For Thin Walls Figure 12 Installing Bottom Mounting Screws Mark screw locations on wall Remove heater from mounting bracket wall Line up last hole on each 5 Place mounting bracket onto 4 If installing bottom mounting end of bracket with holes drilled wall Line up last hole on screws into hollow or solid wall in wall each end of bracket with wall install wall anchors Follow 3 Insert mounting screws through anchors steps 1 through 4 under Attaching bracket and into wall
16. d ventilation ai r Adjoining rooms are communicating only if there are doorless passageways or ventilation grills between them DETERMINING FRESH 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 or ventilation grills between the rooms 1 Determine the volume of the space lengthx width x height length x Width x Height cu ft volume of space Includes the room in which you will install heater plus any adjoining rooms with doorless passageways Example Space size 20ft length x 16ft width x8ft ceiling height 2560cu 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 A WARNING If the area in which the heater may be operated is smaller than that defined as an unconfined space or if the building is of unusually tight construction provide adequate combustion and ventilation air by one of the methods described in the National Fuel Gas Code ANS Z223 1 Section 5 3 or applicable local codes 3 Add the Bt
17. der with a rating of one perm 6 lt 1071 kg 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 additional fresh air See Ventilation Air From Outdoors page 6 If your home does not meet all of the three criteria above see Determining Fresh Air Flow for Heater Location below Confined and Unconfined Space The National Fuel Gas Code ANS 2223 1 defines a confined space as a space whose volume is less than 50 cubic feet per 1 000 Btu per hour 4 8 m per kw of the aggregate input rating of all appliances installed in that space and an unconfined space as a space whose volume is not less than 50 cubic feet per 1 000 Btu per hour 4 8 m per kw of the aggregate input rating of all appliances installed in that space Rooms communicating directly with the space in which the appliances are installed through openings not furnished with doors are considered a part of the unconfined space This heater shall not be installed in a confined space or unusually tight construction unless provisions are provided for adequate combustion an
18. e needle or similar object to clean m repair heater POSSIBLE CAUSE Ignitor electrode is positioned wrong Ignitor electrode is broken Ignitor electrode is not connected to ignitor cable Ignitor cable pinched or wet Broken ignitor cable Bad piezo ignitor Gas supply turned off or equipment shutoff valve is closed Control knob notfully pressed in while pressing ignitor button Air in gas lines when installed ODS pilot is clogged Gas regulator setting is not correct Control knob notin PILOT position Control knob is not fully pressed in Control knob is not pressed in long enough Equipment shutoff valve not fully open Thermocouple connection loose at control valve Pilot flame is not touching thermocouple which allows thermocouple to cool causing pilot flame to go 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 14 ODS pilot ODS pilot unit This can damage REMEDY Replace ignitor 2 Replace ignitor 3 Reconnect ignitor cable 4 Free ignitor cable if pinched by any metal or tubing Keep ignitor cable dry 5 Replace ignitor cable 6 Replace piezo ignitor 1 Tum on gas supply of open equipment shutoff valve 2 Fully press in control knob while pressing ignitor button 3 Continue holding down control knob Repeat igniting
19. eater to proper operating condition and an allowance for labor when provided by a HearthRite Authorized Service Center Warranty part s MUST be obtained through authorized dealers of this product and or HearthRite who will provide original factory replacement parts Failure to use original factory replacement parts voids this warranty The heater MUST be installed by a qualified installer in accordance with all local codes and instructions furnished with the unit This warranty does not apply to parts that are not in original condition because of normal wear and tear or parts that fail or become damaged as a result of misuse accidents lack of proper maintenance or defects caused by improper installation 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 please write to HearthRite A Division of Empire Comfort Systems Inc 918 Freeburg Avenue Belleville IL 62220 Phone 618 233 7420 or 1 800 851 3153 Fax 618 233 7097 or 1 800 443 8648 www hearthrite com 26
20. g while heating or contracting while cooling from carpet into white When heated the vapors furniture polish wax cleaners etc turn powder residue 15 N This is Turn REMEDY Clean burner orifice see Cleaning and Maintenance Page 13 or replace burner orifice Replace burner orifice Contact local natural gas company Contact local natural gas company Clean burner see Cleaning and Maintenance Page 13 or replace burner orifice Clean burner orifice see Cleaning and Maintenance Page 13 or replace Replace burner Replace gas regulator Replace burner Contact local natural gas company Turn control knob until it locks at desired setting Problem will stop after a few hours of operation common with most heaters if noise is excessive contact qualified service person heater off when furniture polish wax cleaner or similar products using carpet TROUBLESHOOTING Continued AX WARNING If you smell gas Shut off gas supply Do nottry to light any appliance Do nottouch any electrical switch do not use any phone in your building Immediately callyour gas supplier from a neighbors phone Follow the gas suppliers 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 ce
21. hree feet in length 10 result in causing damage loss of life OPERATING YOUR HEATER NON THERMOSTAT MODELS YOUR SAFETY E READ BEFORE LIGHTING dk WARNING If you do not follow exactly a fire or explosion may these instructions property personal injury or When lighting the pilot follow these instructions exactly BEFORE LIGHTING smell all around the appliance area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electric switch do not use any phone in your building Immediately cal your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Use only your hand to push in or turn the gas control knob Never use tools If the knob will not 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 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 OPERATING YOUR HEATER Manual Control Models BLIGHTINGB INSTRUCTIONS 1 STOP Read the safety informat
22. inutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP Follow B in the safety information on the side of heater If you don t smell gas go to the next step 5 Turn control knob counterclock wise 47 to the PILOT position Press in control knob for five 5 seconds see Figure 19 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 f 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 light pilot The pilot is attached to the front of burner If needed keep pressing ignitor button until pilot lights NOTE f pilot does not stay lit refer to Troubleshooting pages 14 through 16 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 7 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob f control knob does not pop up when released contact Control Knob 9 57 a qualified service person or gas supplier for repairs NOTE f pilot goes out repeat steps 3 through 7 This heater has a safety interlock syste
23. ion on the side of heater 2 Check that gas supply to heater is on 3 Push in gas control knob slightly and turn clockwise to the OFF position NOTE Knob cannot be turned from PILOT to OFF unless knob is pushed in slightly Do not force 4 Wait five 5 minutes to clear out any air Then smell for gas including near the floor If you smell gas STOP Follow B in the safety information on the side of the heater If you do not smell gas go to the next step 5 Push in gas control knob slightly and turn counterclockwise to PILOT IGN and depress for five 5 seconds NOTE The first time that the heater is operated after connecting the gas supply the control knob should be depressed for about thirty 30 seconds This will allow air to bleed from the gas system 6 With control knob pressed in push down and release the ignitor button This will light pilot If needed keep pressing ignitor button until pilot lights NOTE f pilot does not stay lit refer to Troubleshooting pages 14 through 16 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 7 Keep control knob pressed in for thirty 30 seconds after lighting pilot After 30 seconds release control knob f control knob does not pop up when released contact a qualified service person
24. is incorrect as shown in Figure 25 turn heater off see To Turn Off Gas to Appliance page 11 for non thermostat models or page 12 for thermostat models see Troubleshooting pages 14 through 16 Figure 24 Correct Burner Flame Pattern Figure 25 Incorrect Burner Flame Pattern CLEANING AND MAINTENANCE lh WARNING Turn off heater and let cool before servicing 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 pet hair etc 13 CLEANING ODS PILOT AND BURNER e Use a vacuum cleaner pressurized air or a small soft bristled brush to clean CLEANING BURNER PILOT AIR INLET HOLE We recommend that you clean the unit every 2 500 hours of operation or every three months We also recommend that you keep the burner tube and pilot assembly clean and free of dust and dirt To clean these parts we recommend using com pressed air no greater than 30 PSI Your local computer store hard ware store or home center may carry compressed air in a can You can use a vacuum cleaner in the blow position If using compressed air ina can please follow the direc tions on the can If you don t follow directions on the can you could damage the pilot asse
25. m Wait one 1 minute before lighting pilot again 8 Turn control knob counterclockwisey7to desired heating level The main burner should light Set control knob to any heat level between HI and LO see Figure 19 A CAUTION Do not try to adjust heating levels by using the equipment shutoff valve Ignitor Button Control Knob Figure 19 Control Knob In The OFF Position ignitor Electrode Thermocouple Pilot Burner Figure 20 Pilot ETO TURN OFFB GAS TO APPLIANCE Shutting Off Heater 1 Turn control knob clockwiserry to the OFF position 2 Turn off all electric power to the appliance if service is to be performed Shutting Off Burner Only pilot stays lit Turn control knob clockwise to the PILOT position Figure 21 Burner Patterns 12 OPERATING YOUR HEATER Continued BTHERMOSTATB CONTROL OPERATION The thermostatic control used on these Models differs from standard thermostats Standard thermostats simply turn on and off the burner The thermostat used on this heater senses the room temperature 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 NOTE The thermostat sensing bulb measures the temperature of air near the heater cabinet This may not al ways agree with room temperatu
26. mbly 1 Shut off the unit including the pilot Allow the unit to cool for at least thirty minutes 2 Inspect burner and pilot for dust and dirt 3 Blow air through the ports slots and holes in the burner Also clean the pilot assembly A yellow tip on the pilot flame indi cates dust and dirt in the pilot assembly There is a small pilot air inlet hole about two inches from where the pilot flame comes out of the pilot assembly see Figure 26 With the unit off lightly blow air through the air inlet hole You may blow through a drinking straw if com pressed air is not available Pilot Air inlet Hole Pilot Assembly Figure 26 Pilot Inlet Air Hole CLEANING HEATER 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 Note All troubleshooting listed in order of items are operation OBSERVED PROBLEM When ignitor button is pressed and control knob is pressed in and turned to the PILOT position there is no spark at ODS pilot ODS pilot when control knob is released When ignitor button is pressed and control knob is press in and turned to the PILOT position there is a spark at ODS pilot but no ignition lights but flame goes out TROUBLESHOOTING WARNING Only a qualified Service person should service and A CAUTION Never use a wir
27. ments and glues new carpet or textiles etc create fumes These fumes may mix with combustion air and create odors OBSERVED PROBLEM Heater produces unwanted odors Heater shuts off in use ODS operates Gas odor even when control knob is in OFF position Gas odor during combustion Moisture condensation noticed on windows POSSIBLE CAUSE Heater burning vapors from paint hair spray glues etc See IMPORTANT statement above Gas leak See Warning Statement at top of page Not enough fresh air is available Low line pressure ODS pilot is partially clogged Gas leak See Warning statement at top of page Control valve is defective Foreign matter between control valve and burner Gas leak See Warning Statement at top of page Not enough combustion ventilation air 16 REMEDY Ventilate room Stop using odor causing products while heater is running Locate and correct all leaks see Checking Gas Connections page 10 Open window and or door for ventilation Contact local natural gas company Clean ODS pilot see Cleaning page 13 Locate and correct all leak s see Checking Gas Connections page 10 Replace control valve Take apart gas tubing and remove foreign matter Locate and correct all leaks see Checking Gas Connections page 10 Refer to Air for Combustion and Ventilation requirements page 4 SPECIFICATIONS HR18MN HR18TN Btu available
28. o leaks see pages 9 and 10 Mounting Bracket Horizontal Slots Figure 9 Folding Anchor Stand Out Tab 3 Insert wall anchor wings first into hole Tap anchor flush to wall 4 For thin walls 1 2 or less insert red key into wall Installing Bottom Mounting Screws anchor Push red key to 1 pop open anchor wings see Figure 10 Locate two bottom mounting holes These holes are near bottom on panel of heater see Figure 12 CONNECTING TO GAS SUPPLY 4 WARNING A qualified service person must connect heater to gas supply Follow all local codes 4 WARNING This appliance requires a 3 8 NPT National Pipe Thread inlet connection to the pressure regulator PIN WARNING Never connect heater to private non utility gas well This gas is commonly known as well head gas IMPORTANT Check your gas line pressure before connecting heater to gas line Gas line pressure must be no greater than 10 5 inches of water If gas line pressure is higher heater regulator damage could occur AA 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 allow proper gas diameter to volume to heater If pipe is too small undue loss of pressure will occur Typical Inlet Pipe Diameters All models up to 20 000 BTU s use 3 8 or greater pipe All models 25 000 BTU
29. operation until air is removed 4 Clean ODS pilot see Cleaning and Maintenance Page 13 or replace ODS pilot assembly 5 Replace gas regulator 6 Turn control knob to PILOT position 1 Press in control knob fully 2 After ODS pilot lights keep control knob pressed in 30 seconds 3 Fully open equipment shutoff valve 4 Hand tighten until snug then tighten 1 4 turn more 5 A Contact local natural gas company B Clean ODS pilot see Cleaning and Maintenance Page 13 or replace ODS pilot assembly 6 Replace thermocouple 7 Replace control valve OBSERVED PROBLEM Burner s does not light after ODS pilot is lit Delayed ignition of burner s Burner backfiring during combustion Burner plaque s does not glow Slight smoke or odor initial operation during Heater produces clicking ticking noise just after burner is lit or shut off White powder residue forming within burner box or on adjacent walls or furniture Burner TROUBLESHOOTING Continued POSSIBLE CAUSE Burner orifice is clogged Burner orifice diameter is too small Inlet gas pressure is too low Manifold pressure is too low Burner orifice is clogged orifice is clogged or damaged Burner is damaged Gas regulator is defective Plaque is damaged Inlet gas pressure is too low Control knob set between locked positions Residues from manufacturing processes Metal is expandin
30. p 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 IMPORTANT Hold pressure regulator with wrench when connecting it to gas piping and or fittings INSTALLATION CHECKING GAS CONNECTIONS WARNING Test all gas piping and connections for leaks after Correct all open leak Apply a mixture of liquid soap and water Bubbles forming show a leak Correct all installing or leaks servicing at once WARNING Never use an flame to check for a to all joints leaks at once Pressure Testing Gas Supply Piping System Test Pressures In Excess Of 1 2 PSIG 3 5 K Pa 1 a Disconnect appliance with its appliance main gas valve control valve and equipment shutoff valve from gas supply piping system Pressures in excess of 1 2 psig will damage heater regulator Cap off open end of gas pipe where equipment shutoff valve was connected Pressurize supply piping system by either using compressed air or opening main gas valve located on or near gas meter 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 Reconnect heater and equipment shutoff valve to gas supply Check reconnected fittings for leaks Test Pressures Equal To or Less Than 1 2 PSIG 3 5 K Pa 1
31. quipment that is experienced in such work that is familiar with all precautions required and that has complied with all the requirements of the au thority having jurisdiction State of Massachusetts The installation must be made by a licensed plumber or gas fitter in the Commonwealth of Massachusetts Sellers of unvented propane or natural gas fired supplemental room heaters shall provide to each purchaser a copy of 527 CMR 30 upon sale of the unit In the state of Massachusetts unvented propane or nature gas fired space heaters shall be prohib ited in bedrooms and bathrooms UNPACKING 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 WATER VAPOR A BY PRODUCT OF UNVENTED ROOM HEATERS Water vapor is a by product of gas combustion An unvented room heater productes approximately one 1 ounce 30ml of water for every 1 000 BTU s 3KW s of gas input per hour Unvented room heaters are recommended as supplemental heat a room rather than a primary heat source an entire house In most supplemental heat applications the water vapor does not create a problem In most applications the water vapor enhances the low humidity atmosphere experienced during cold weather 3 The following steps will help insure that water vapor does not become a problem 1 Be sure
32. re 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 WARNING Maintain the minimum clearances shown in Figure 4 f you can provide greater clearances from floor ceiling and joining wall CEILING gt 36 l 8 Minimum Minimum eo From Sides of Heater 2 Minimum to Top Surface of Carpeting Tile or Other Combustible Material I FLOOR Figure 4 Mounting Clearances As Viewed From Front Of Heater dh IMPORTANT Vent free heaters add moisture to the air Although this is beneficial installing heater in rooms without enough ventilation air may cause mildew to form from too much moisture See Fresh Air for Combustion and Ventilation pages 4 and 5 INSTALLING THERMOSTAT SENSING BULB For T Stat Models Only 1 Pull out the sensing bulb from the two clips located in the shippng position according to the direction as shown by the arrow There is no need to take out the two bulb clips 2 Take out the bulb clip from the hardware package and insert it into the square hole and then insert the sensing bulb into the bulb clip see Figure 5 Hole for installing clip Figure 5 Moving Thermostat Sensing Bulb INSTALLATION FASTENING HEATER TO WALL Mounting Bracket The mounting bracket is located on back panel of heater see Figure6
33. re depending on housing construction installation location room size open air temperatures etc Frequent use of your heater will let you determine your own comfort levels HMANUAL LIGHTING PROCEDURE 1 Remove lower front panel see Figure 7 page 7 2 Follow steps 1 through 5 under Lighting Instructions on page 12 3 With control knob pressed in strike match Hold match to pilot until pilot lights 4 Keep control knob pressed infor 30 seconds after lighting pilot After 30 seconds release control knob Follow step 8 under Lighting Instructions on page 12 5 Replace lower front panel INSPECTING BURNER Check pilot flame pattern and burner flame pattern often PILOT FLAME PATTERN Figure 22 shows a correct pilot flame pattern Figure 23 shows an incorrect pilot flame pattern The incorrect pilot flame is not touching thermocouple This will cause the thermocouple to cool When the thermocouple cools the heater will shut down If pilot flame pattern is incorrect as shown in Figure 23 turn heater off see To Turn Off Gas To Appliance page 11 for non thermostat models or page 12 for thermostat models see Troubleshooting pages 14 through 16 Pilot Burner Figure 22 Correct Pilot Flame Pattern Figure 23 Incorrect Pilot Flame Pattern BURNER FLAME PATTERN Figure 24 shows a correct burner flame pattern Figure 25 shows an incorrect burner flame pattern If burner flame pattem
34. ree Natural Gas Heater SAFETY DEVICE A standard requirement for all vent free room heaters this heater has a pilot with an Oxygen Depletion Sensor ODS safety shutoff system The ODS pilot shuts off the heater if there is not enough fresh air PIEZO IGNITION SYSTEM This heater is equipped with a piezo ignitor This system requires no matches batteries or other sources to light heater THERMOSTATIC HEAT CONTROL ON THERMOSTAT MODELS These heaters have a control valve with a thermostat sensing bulb This results in the greatest heater comfort and may result in lower gas bills LOCAL CODES 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 ANSZ223 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 QUALIFIED INSTALLING AGENCY Installation and replacement of gas piping gas uti lization equipment or accessories and repair and servicing of equipment shall be performed only by a qualified agency The term qualified agency means any individual firm corporation or company that ei ther in person or through a representative is en gaged in and is responsible for a the installation testing or replacement of gas piping or b the connection installation testing repair or servicing of e
35. rner Assembly ODS Pilot Assembly PARTS LIST This list contains replaceable parts for your heater When ordering replacement parts follow the instructions listed under Replacement Parts on page 17 of this NON THERMOSTAT manual MODELS HR18MN DESCRIPTION QTY MB10004E Cabinet Assembly MB09002E Lower Front Panel Assembly MB11003E Reflector Unit MB19003 Burner Assembly ND1206x400x9 ODS Pilot Assembly ND0803 4 Thermocouple ND0807 B2 Ignitor Electrode ML026 01 ODS Mounting Bracket ML069 02 Self Tapping Screw NV2020 14 Control Valve ML073 01 Ignitor Line ML028 01 Control Valve Bracket ML029 01 Control Valve Fixed Nut ML030 01 Control Valve Main Inlet Nut MB40024 Main Inlet Tube Assembly MB40025 ODS Gas Line Assembly MB40026 Burner Gas Line Assembly A MB40027 Burner Gas Line Assembly B MB40028 Burner Gas Line Assembly C ML090 01 Injector MB16001 Control Knob Assembly MB16003 Control Rod Assembly NRV81FIL 6 Pressure Regulator 96 4Z Washer ML079 01 Self Locking Screw MB29002E Grill Guard ML083 03 Ignitor Assembly ML060 01 Mounting Bracket SI O GI QI O N 2 NN 0 a a oa oa on a i ui PARTS AVAILABLE NOT SHOWN MB28001 Hardware Assembly ML070 03E CSA AGA Decal ML071 01 Gas Instruction Decal ML072 01 Inside Warning Label ILLUSTRATED PARTS BREAKDOWN NON THERMOSTAT MOD ELS HR30MN See De
36. s and higher use 1 2 or greater pipe Installation must include equipment shutoff valve union and plugged 1 8 NPT tap Locate NPT tap within reach for test gauge hook up NPT tap must be up stream from heater see Figure13 INSTALLATION Pressure Regulator Heater Cabinet Tee Joint Test Reducer Bushing to Gauge gA Connection 16 NPT 1 8 NPT Piug Tap Tee Jnint Sediment Trap Pipe Nipple Cap Ground Joint Union Equipment Shutoff Valve Inlet Pipe From Natural Gas Meter 7 W C to 10 5 W C Pressure 3 Minimum Figure 13 Gas Connection A CSA AGA design certified equipment shutoff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection Purchase the CSA AGA design certified equipment shutoff valve from your dealer IMPORTANT Install an equipment shutoff valve in an accessible location The equipment shutoff valve is for turning on or shutting off the gas to the appliance Apply pipe joint sealant lightly to male threads This will prevent excess sealant from going into pipe Excess sealant in pipe could result in clogged heater valves dh CAUTION Use pipe joint sealant that is resistant to natural gas Install sediment trap in supply line as shown in Figure 13 Locate sediment trap where it is within reach for cleaning Locate sediment trap where trapped matter is not likely to freeze A sediment tra
37. se IMPORTANT SAFETY INFORMATION Av WARNINGS A IMPORTANT Read this owners manual carefully and completely before trying to assemble operate or this heater Improper service use of this heater can cause serious injury or death from burns fire explosion electrical shock and carbon monoxide poisoning WARNING Do not use any accessory not approved for use with this heater WARNING Any change to this heater or its controls can be dangerous Do not place clothing or other flammable material on or near the appliance Never place any objects on the heater Due to high temperatures heater should be kept out of traffic and away from furniture and draperies 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 atime after shutting down Allow surface to cool before touching Carefully children when they are same room with heater supervise young in the Make sure grill guard is in place before running heater Keep the appliance area clear and free from combustible materials gasoline and other flammable vapors and liquids 1 This appliance is only for use with the type of gas indicated on the rating plate This appliance is not convertible for use with other gases If you smell gas Shut off gas supply Do not try to light any appliance Do not
38. sembly MB40015 B2 Burner Gas Line Assembly MB40011 A Burner Gas Line Assembly ML090 01 Injector ML056 01 T Joint MB40006 Main Inlet Tube Assembly NRV81FI 6 Pressure Regulator 96 4Z Washer ML079 01 Self Locking Screw MB29001E Grill Guard ML083 03 Ignitor Assembly rV 2a 428 PMH A NM oA Aaa aan an a PARTS AVAILABLE NOT SHOWN MB28001 Hardware Assembly ML070 09E CSA AGA Decal MLO71 01 Gas Instruction Decal ML072 01 Inside Warning Label ML065 01 Thermostat Sensing Bulb Clip 25 WARRANTY INFORMATION KEEP THIS WARRANTY SERIAL NUMBER LABEL 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 HEARTHRITE VENT FREE GAS SPACE HEATERS HearthRite warrants this product to be free from defects in materials components and limited labor for 3 three years from the date of first purchase provided that the product has been properly installed operated and maintained in accordance with all applicable instructions To make certain 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 h
39. studs 6 Insert mounting screws through To Wall Anchor Method If 4 Tighten screws until mounting bracket and into wall anchors installing bottom mounting bracket is firmly fastened to 7 Tighten screws until mounting screw into wall stud drill wall studs bracket is firmly fastened to wall holes at marked locations Attaching to Wall Anchor Method For attaching mounting bracket to using 9 64 drill bit Replace heater onto mounting Placing Heater On Mounting Bracket 5 Ae w e og eee 1 Locate two horizontal slots on bracket studs or solid walls concrete or back panel of heater see 6 Place spacers between masonry bottom mounting holes and Figure 11 2 Place heater onto mounting bracket Slide horizontal slots onto stand out tabs mounting bracket 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 below wall anchor or drilled hole 7 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 Tighten both screws until heater is firmly secured to wall Do x not over tighten Note Do not replace lower front panel at this time Replace lower front panel after making gas Mounting Bracket attached to wall connections and checking for 10 Figure 11 Mounting Heater Ont
40. tail ODS Pilot Assembly 20 PARTS LIST This list contains replaceable parts for your heater When ordering replacement parts follow the instructions listed under Replacement Parts on page 17 of this NON THERMOSTAT manual MODELS HR30MN KEY PARTNO NO DESCRIPTION QTY SI QI 01 O N MB10001E MB09001E MB11001E MB19001 ND1206x400x9 ND0803 4 ND0807 B2 ML026 01 ML069 02 NV2020 14 ML073 01 ML028 01 ML029 01 ML030 01 MB40001 MB40002 MB40003 MB40012 MB40013 MB40004 MB40014 MB40015 MB40005 ML090 01 ML056 01 MB16001 MB16003 NRV81FIL 6 96 42 ML079 01 MB29001E ML083 03 ML060 01 MB28001 ML070 05E ML071 01 ML072 01 Cabinet Assembly Lower Front Panel Assembly Reflector Unit Burner Assembly ODS Pilot Assembly Thermocouple Ignitor Electrode ODS Mounting Bracket Self Tapping Screw Control Valve Ignitor Line Control Valve Bracket Control Valve Fixed Nut Control valve main inlet nut Main Inlet Tube Assembly ODS Gas Line Assembly Burner Gas Line Assembly C Burner Gas Line Assembly C1 Burner Gas Line Assembly C2 Burner Gas Line Assembly B Burner Gas Line Assembly B1 Burner Gas Line Assembly B2 Burner Gas Line Assembly A Injector T Joint Control Knob Assembly Control Rod Assembly Pressure Regulator Washer Self Locking Screw Grill Guard Ignitor Assembly Mounting Bracket PARTS AVAILABEL NOT SHOWN Hardware Assembly CSA AGA
41. touch any electrical switch do not use any phone in your building Immediately call your gas sup plier from a neighbor s phone Follow the gas supplier s instructions f you cannot reach your gas supplier call the fire department 3 This heater shall not be installed in a bedroom or bathroom 4 Always run non thermostat heater with control knob at LOW or HIGH locked positions Never set control knob between locked positions Poor combustion and higher levels of carbon monoxide may result 5 This heater needs fresh outside air ventilation to run properly This heater has an Oxygen Depletion Sensor ODS safety shutoff system The ODS shuts down the heater if not enough fresh air is available See Fresh Air for Combustion and Ventilation pages 4 and 5 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 f heater shuts off Do not relight until you provide fresh outside air If heater keeps shutting off have it serviced 8 Do not operate heater where flammable liquids or vapors are used or stored under dusty conditions e e e 9 Before using furniture polish wax carpet cleaner or similar products turn heater off If heated the vapors from these products may create a white powder residue within burner box or on adjacent walls or furniture 10 Do not use heater if any part has been under water
42. u Hr of all fuel burning appliances in the space Vent free heater Gas water heater Gas furnace Vented gas heater Gas Fireplace logs Other gas appliances Total Btu Hr Btu Hr Btu Hr Btu Hr Btu Hr Btu Hr Btu Hr Example Gas water heater 40 000 Btu Hr Vent free heater 18 000 Btu Hr 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 5 B Vent room directly to the outdoors See Ventilation Air From Outdoors page 6 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 sp
43. y to the outdoors or spaces open to the outdoors To These spaces include attics and crawl Crawl spaces Follow the National Fuel Gas Space Code NFPA 54 ANS Z223 1 Section 5 3 Inlet B Air for Combustion and Ventilation for Air required size of ventilation grills or ducts Inlet Air EE Ventilated E IMPORTANT Do not provide openings Crawl Space for inlet or outlet air into attic if attic has e thermostat controlled power vent Figure 3 Ventilation Air from Outdoors i Heated air entering the attic will activate the power vent INSTALLATION A CSA AGA design certified NOTICE This heater is intended for use as supplemental heat Use this heater along with your primary heating system Do not install this heater as your primary heat source If you have a central heating system you may run system s circulating blower while using heater This will help circulate the heat throughout the house In the event of a power outage you can use this heater as your primary heat source WARNING person A qualified must install service heater Follow all local codes CHECK GAS TYPE Use only natural gas If your gas supply is not natural gas do not in stall heater Call dealer where you bought heater for proper type heater INSTALLATION NEEDS Before installing heater make sure you have the items listed below piping check local codes sealant resistant to natural gas
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