PYLE Audio MN300HGA User's Manual
Contents
1. NA ITO KA RVR RT RY RRS a Wnt RR CANNES LCA CON OA OO OAK RRR AAA EX COCA ANA EE CORRE CEA CE CAN OONA AA DKK REPEL CESKY RLY AY WY AAA KAA RANCE NO K i AASA OONA AA CTO YY AAA SARKA KAASA A ALLY VAAN WX WAXY YYW FY AA AI x AMD MN300HGA MN300TGA NON THERMOSTAT AND THERMOSTAT MODEL Table of Contents Important Safety Information 2 Fresh Air for Combustion and Ventilation 4 ays 2 0 nan nennnnnnsennanrnsnnnnnnnnnnnnenneneene 8 Operating Your Heater 11 Cleaning amp Maintenance 13 Trouble Shooting 14 Specifications 17 Illustrate Parts Breakdown MN300TGA 18 Parts List MN300TGA mmmmmennnennennnnnna 19 llustrate Parts Breakdown MN300HGA 20 Parts List MN3OOHGA mmmnmnnennnannnaenan meene 21 A 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 A WARNING This is an unvented gas fired heater It uses air oxygen from the room in which it is installed Provisions for adequate combustion and ventilation air must be provided Refer to Air For Combustion and Ventilation section on page 4 of this manual2. CONTINENTAL APPLIANCE INC U S OFFICE 5 Musick 4600 Highlands Parkway S E Irvine Suite D E CA 92618 I Smyrna GA 30080 Nanjing PRO COM Electric Appliance Co Ltd 6 Chuangye Road High New Tech Zone Great Bridge Road North Nanjing 210061 China PRO COM PHONE NUMBER 877 886 5989 BLUE FLAME VENT FREE NATURAL GAS GARAGE HEATER 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 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 gas supplier switch do not WARNING Improper installation adjustment alteration service or maintenance 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
3. 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 number on the back of this manual When contacting your dealer or PRO COM 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 e Warranty Card Usually we will ask you to return the defective part to the factory numbers of PARTS NOT UNDER WARRANTY Contact authorized dealers of this product If they can t supply original replacement part s contact PRO COM TECHNICAL SERVICE You may have further questions about installation operation or troubleshooting If so contact PRO COM The information is listed on the back of manual 23 1 2X26 5 8X8 26 1 2X28 1 2X91 4 26 31 MN300TGA 14 000 30 000 Natural Only Piezo 3 W C 10 5 4 23 1 2X26 5 8X8 26 1 2X28 1 2X91 4 26 31 most points on the heater includes control knobs and grill ACCESSORIES Purchase these heater accessories from your local dealer If they can not supply these accessories contact PRO COM for information You can also write to the address listed on the back page of this m
4. 3 8 NPT Pipe Nipple Heater Cabinet A A a a Y Ground Joint Union L A Equipment LO Tee Joint Shutoff Valve F A A OOD Reducer Test Bushing to Ea 1 8 NPT auge From Gas Meter 4 W C to10 5 W C Pressure Figure 13 Gas Connection 3 Minimum ae ai i Connection 1 8 NPT Plug Tap Tee Joint Pipe a Nipple Cap A CSA AGA design certified equipment shutoff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection Purchase the optional CSA AGA design certified equipment shutoff valve from your dealer See Accessories page 17 IMPORTANT Install an equipment shutoff valve in an accessible location The eguipment 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 PIN 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 trap traps moisture and contaminants This keeps them from going into heater controls If sediment trap is not installed or is installed wrong heater may not run properly IMPORTANT Hold pressure regulator with wrench when connecting it to
5. Last m Hole On Each End Adjoining Wall Model MN300HGA MN300TGA Hole for installing clip Figure 8 Mounting Bracket s Clearances es 1 Attaching to wall stud e 2 Attaching to wall anchor Pull out Figure 5 Moving Thermostat Sensing Bulb Attaching Mounting Bracket to Wall Note Wall anchors mounting screws and spacers are in hardware package The hardware package is provided with heater Attaching to Wall Stud Method For attaching mounting bracket to wall studs 1 Drill holes at marked locations using 9 64 drill bit 2 Place mounting bracket onto wall Line up last hole on each end of bracket with holes drilled in wall 3 Insert mounting screws through bracket and into wall studs 4 Tighten screws until mounting bracket is firmly fastened to wall studs Attaching to Wall Anchor Method For attaching mounting bracket to hollow walls wall areas between studs or solid walls concrete or masonry 1 Drill holes at marked locations using 5 16 drill bit For solid walls concrete or masonry drill at least 1 deep 2 Fold wall anchor as shown in Figure 9 below Figure 9 Folding Anchor 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 anchor Push red key to pop open anchor wings IMPORTANT Do not ham key For thick walls over 1 thick or solid walls A mer 2 do
6. 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 AII items are troubleshooting listed in order of operation OBSERVED PROBLEM When ignitor button is pressed in there is no spark at ODS pilot When ignitor button is pressed in there is a spark at ODS pilot but no ignition ODS pilot lights butflame goes out when control knob is released TROUBLESHOOTING WARNING Only a qualified service person should service and repair heater A CAUTION Never use a wire needle or similar object to clean ODS pilot This can damage ODS pilot unit Gas supply equipment shutoff valve is closed 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 turned off or Control knob not fully 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 is not fully open Thermocouple connection is loose at control valve Pilot flame is not touc
7. create a problem In most applications the may be used to help lower the water vapor content water vapor enhances the low humidity atmosphere of the air experience during cold weather 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 adequate combustion and ventilation air Read the following instructions to insure proper fresh air for this and other fuel burning appliances in your home PRODUCING 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 retarder with a rating of one perm 6X10 kg p
8. gas piping and or fittings INSTALLATION CHECKING GAS CONNECTIONS 4 WARNING Test all gas piping and connections for leaks after installing or servicing Correct all leaks at once WARNING Never use an open flame to check for a leak Apply a mixture of liquid soap and water joints Bubbles forming leaks at to all show a leak Correct all once Pressure Testing Gas Supply Piping System Test Pressures In Excess Of 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 1 2 PSIG 3 5K Pa 1 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
9. 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 y counter clockwise to the PILOT IGN position 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 80 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 lf 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 or gas supplier for repairs NOTE lf pilot goes out repeat steps 3 through 7 Wait one 1 minute before lighting pilot again 8 Turn control knob counterclockwise vy to desired heating Level The main burner should light Set control knob to any heat level between HI and LO Control Knob Ignitor Button Figure 16 Control Knob in The OFF Position Ignitor Electrode Therm
10. not pop open wings INSTALLATION Figure 10 Popping Open Anchor Wing for Thin Walls Place mounting bracket onto wall Line up last hole on each end of bracket with wall anchors Insert mounting screws through bracket and into wall anchors Tighten screws until mounting bracket is firmly fastened to wall Placing Heater on Mounting Bracket 1 Locate two horizontal slots on back panel of heater see Figure 11 Place heater onto mounting bracket Slide horizontal slots onto stand out tabs on mounting bracket Horizontal Slots pt Mounting Bracket attached to wall Stand Out Tab Figure 11 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 12 iy Figure 12 Installing Bottom Mounting Screws Mark screw locations on wall Remove heater from mounting bracket If installing bottom mounting screws into hollow or solid wall install wall anchors Follow steps 1 through 4 under Attaching To Wall Anchor Method If installing bottom mounting screw into wall stud drill holes at marked locations 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
11. use with other gases WATER VAPOR ABY PRODUCT OF UNVENTED ROOM HEATERS Water vaporis a by product of gas combustion An unvented room heater produces approximately one 1 ounce 30ml of water for every 1 000 BTU s 3KW s of gas input per hour Refer to page 3 Installer Please leave these instructions with the consumer Consumer Please retain these instructions for future use Aftermarket Completion of sale not for purpose resale from the manufacturer PR ML062 09 0504 of IMPORTANT SAFETY INFORMATION A IMPORTANT Read this owner s manual carefully and completely before trying to assemble operate or service this heater Improper use of can cause serious death from burns explosion electrical and carbon monoxide poisoning this heater injury Or fire shock 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 should be kept out 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 shut down Allow surface to cool before touching Carefully supervise children whe
12. O60 01 Mounting Bracket CONDOR ND gt NO a 2 2 2 RAO NY NN MB28001 Assembly Hardware MLO70 27 AGA CSA Label ML071 01 Gas Instruction Decal ML072 01 Inside Warning Label MLO65 01 Thermostat Sensing Bulb Clip 19 ILLUSTRATED PARTS BREAKDOWN MN300HGA ODS Pilot Assembi ODS Pllot Assembly 20 PARTS LIST This list contains replaceable parts for your heater When ordering replace MN300HGA ment parts follow the instructions listed under Replacement Parts on page17 of this manual PART NO DESCRIPTION QIY MB10053 Cabinet Assembly MB09051 Lower Front Panel Assembly MB11052 Reflector Unit ML089 01 Steel Wind Shield MB29001 Grill Guard Assembly ML157 01 Middle Panel ML083 03 Ignitor Assembly ML069 02 Self Tapping Screw NV2020 14 Control Valve ML073 01 Ignitor Line MB16002 Control Knob ML029 01 Control Valve Fixed Nut NRV81FI 3 Pressure Regulator 96 4Z Washer MLO79 01 Self Locking Screw MB40016 Main Inlet Tube Assembly MB40018 ODS Line Assembly MB40019 Lower Gas Outline Tube Assembly MB40020 Medium Gas Outline Tube Assembly MB40021 High Gas Outline Tube Assembly ML096 01 4 Way Connector MB40017 Burner Inlet Tube Assembly NBB30 000B1 Burner ML101 01 Burner Connector ML091 01 Injector ML103 01 Left Burner Support Bracket ML104 01 Right Burner Support Bracket ND1103x800x9 ODS pilot Assembly ND0803 8 Thermocouple ND0807 Ignitor Electrode ML105 03 ODS
13. Upper Deflector 6170 52 Nut ML060 01 Mounting Bracket NN O O1 BR amp ND 1 1 1 1 1 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 MB28001 Assembly Hardware ML160 25 AGA CSA Label MLO71 01 Gas Instruction Decal ML072 01 Inside Warning Label ML065 01 Thermostat Sensing Bulb Clip 21
14. WARNING Maintain the FASTENING HEATER TO WALL Attaching to Wall Stud This method minimum clearances shown Mounting Bracket provides the strongest hold Insert in Figure 4 If you can The mounting bracket is located mounting screws through mounting provide greater clearances from on back panel of heater see bracket and into wall studs nels Po ARE LOL ee figure 6 It has been taped there attaching to Wall Anchor This CEILING APA emo MOLNNNS method allows you to attach bracket from back panel mounting bracket to hollow walls wall areas between studs or to solid walls concrete or masonry 36 Minimum 6 Minimum From Sides of Heater Decide which method better suits your needs Either method will Right Mounting Left Side Bracket provide a secure hold for the aa mounting bracket Figure 6 Mounting Bracket Location Marking Screw Locations 1 Tape mounting bracket to wall where heater will be located 2 Minimum to Top Surface of Carpeting Tile or Other Combustible Material Removing Lower Front Panel Of ds Heater Figure 4 Mounting Clearaances 1 Remove two screws near bottom Make sure mounting bracket is As Viewed From Front Of Heater corners of lower front panel level 2 Pull bott f front intai IMPORTANT Venttree ull bottom of lower ron pane A WARNING HUE forward then down see Figure 7 minimum clearances shown in heaters add moisture to the air Although this is be
15. anual EQUIPMENT SHUTOFF VALVE For all models Equipment shutoff valve with 1 8 NPT tap This part is not currently available from PRO COM 17 For all models provides better heat distribution Makes heater or efficient Complete installation and operating instructions included Thermostatically controlled PF06 YJLF B includes three settings ON OFF AUTO FAN PF06 YJLF B ILLUSTRATED PARTS BREAKDOWN MN300TGA ODS Pilot Assembly 18 PARTS LIST This list contains replaceable parts for your heater When ordering replacement parts follow the instructions listed under Replacement Parts on page17 of this MN300TGA lk PART NO DESCRIPTION QTY MB10052 Cabinet Assembly MB09052 Lower Front Panel Assembly MB11052 Reflector Unit ML089 01 Steel Wind Shield ML157 01 Middle Panel MB29001 Grill Guard Assembly ML069 02 Self Tapping Screw SIT545 250 Thermostat Valve Assembly 845 4 8x60Z Screws ML111 01 Thermostat Valve Base Bracket ML083 03 Ignitor Assembly ML073 01 Ignitor Line NRV81FI 3 Pressure Regulator 96 47 Washer ML079 01 Self Locking Screw MB40006 Main Inlet Tube Assembly MB40022 ODS Line Assembly MB40023 Burner Inlet Tube Assembly NBB30 000B1 Burner ML101 01 Burner connector ML091 02 Injector ML103 01 Left Burner Support Bracket ML104 01 Right Burner Support Bracket ND1103x800x9 ODS pilot Assembly ND0803 8 Thermocouple ND0807 Ignitor Electrode ML105 03 ODS Upper Deflector 6170 52 Nut ML
16. 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 odorhelps you de tect 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 ARKYY OAR YS on AAA OMAKAVA EEE EE KA AA AAA VASA Many N AN ANA N N WNW AN KAKO AARON VAAN WAU XYYVVANY Grill 44 4444 KAA KS Burners AUX VA ROKK 4 t ey VA OCEAN OT RY VA as BLO MAAKS AAS Lower Front Panel Heater Cabinet Figure1 Vent Free Natural Gas Heater Model MN300TGA Shown SAFETY DEVICE A standard reguirement 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 hea
17. ce area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electric switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department 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 gualified 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 OPERATING YOUR HEATER THERMOSTAT MODEL MN300TGA HLIGHTINGIE INSTRUCTIONS 1 STOP Read the safety information on the side of heater 2 Check that gas supply to heater is on 3 Push in gas control knob slightly and turn clockwise 7 y 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
18. d clean burner see Cleaning And Maintenance Page 13 Replace gas regulator Contact local natural gas company Problem will stop after a few hours of operation Turn control knob to LO position and let warm up for a minute Operate burner until air is removed from line Have gas line checked by local natural gas company Observe minimum installation clearances see Figure 4 page 7 Clean burner see Cleaning and Maintenance Page 13 or replace burner orifice This is common with most heaters if noise is excessive contact qualified service person Turn heater off when using furniture polish wax carpet cleaner or similar products TROUBLESHOOTING Continued WARNING If you smell gas Shut off gas supply Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department IMPORTANT Operating heater where impurities in air exist may create odors Clean ing supplies paint paint remover cigarette smoke cements and glues new carpet or textiles etc create fumes These fumes may mix with combustion air and create odors OBSERVED PROBLEM Heater produces unwanted odors Heater shuts off in use ODS operates Gas odor exists even when control knob is in OFF position Gas
19. er 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 page 5 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 adeguate combustion and ventilation air Adjoining rooms are co
20. ern is incorrect as shown in Figure 21 turn heater off see To Turn Off Gas To Appliance on page 12 for non thermostat model or page 11 for thermostat model see Troubleshooting pages 14 through 16 Figure 20 Correct Pilot Flame Pattern Figure 21 Incorrect Pilot Flame Pattern BURNER FLAME PATTERN Figure 22 showsa correct burner flame pattern Figure 23 shows an incorrect burner flame pattern If pilot flame pattern is incorrect as shown in Figure 23 turn heater off see To Turn Off Gas To Appliance on page 12 for non thermostat model and page 11 for thermostat model see Troubleshooting on pages 14 through 16 WARNING If yellow tipping occurs your heater could produce increased levels of carbon monoxide If burner flame pattern shows yellow tipping follow instruc tions 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 Figure 22 Correct Burner Flame Pattern Yellow Tipping Figure 23 Incorrect Burner Flame Pattern CLEANING AND MAINTENANCE WARNING Turn off heater and let cool before servicing A CAUTION You must keep control areas burner and circulating air pas sageways 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 c
21. fter lighting pilot if pilot goes out repeat steps 5 6 and 7 8 To select the desired heating level partially press down the control knob slightly and rotate counterclockwise y Release the downward pressure on the knob while continuing to turn until the knob locks at the desired setting position Do not operate between locked positions HTOTURN OFF GAS TO APPLIANCE Shutting Off Heater 1 Turn control knob clockwise 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 Slightly press in control turn control knob clockwise fy to the PILOT 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 INSPECTING BURNER Check pilot flame pattern and burner flame pattern often PILOT FLAME PATTERN Figure 20 shows a correct pilot flame pattern Figure 21 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 patt
22. heater Btu Hr Gas water heater Btu Hr Example Gas furnace Btu Hr Gas water heater 40 000 Btu Hr Vented gas heater Ctr Vent free heater 20 000 Btu Hr Gas Fireplace logs Btu Hr Total 60 000 Btu Hr Other gas appliances Btu Hr Total Btu Hr Do not include direct vent gas appliances Direct vent draws combustion air from the outdoors and vents to the outdoors 4 Compare the maximum Btu Hr the space can support with the actual amount of Btu Hr used Btu Hr maximum the space can support Btu Hr actual amount of Btu Hr used Example 51 200 Btu Hr maximum the space can support 60 000 Btu Hr actual amount of Btu Hr used The space in the above example is a confined space because the actual Btu Hr used is more than the maximum Btu Hr the space can support You must provide additional fresh air Your options are as follows A Rework worksheet adding the space of an adjoining room If the extra space provides an unconfined space remove door to adjoining room or add ventilation grills between rooms See Ventilation Air From Inside Building page 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 space You will need no additional fresh air ventilation VENTILATION AIR Ventilation Air From Inside Building This fresh ai
23. hing thermo couple This allows thermocouple to cool causing pilot flame to go out This problem could be caused by one or both of the following A Low gas pressure B Dirty or partially clogged ODS pilot A Contact local REMEDY Replace ignitor Replace ignitor Reconnect ignitor cable Free ignitor cable if pinched by any metal or tubing Keep ignitor cable dry Replace ignitor cable Replace piezo ignitor Turn on gas supply or open equipment shutoff valve Fully press in control knob while pressing ignitor button Continue holding down control knob Repeat igniting operation until air is removed Clean ODS pilot see Cleaning and Maintenamce Page 13 or replace ODS pilot assembly Replace gas regulator Turn control knob to PILOT position Press in control knob fully After ODS pilot lights keep control knob pressed in 30 seconds Fully open eguipment shutoff valve Hand tighten until snug then tighten 1 4 turn more natural gas company B Clean ODS pilot see Cleaning and Maintenance Page 13 or replace ODS pilot assembly 6 Thermocouple damaged 7 Control valve damaged 14 Replace thermocouple 7 Contact Dealer or PRO COM OBSERVED PROBLEM Burner s does not light after ODS pilot is lit Delayed ignition of burner s Burner backfiring during combustion Yellow flame during burner combustion Slight smoke or odor during initial operatio
24. hrough 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 OPERATING YOUR HEATER NON THERMOSTAT MODEL MN300HGA EFOR YOUR SAFETY READ BEFORE LIGHTING WARNING 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 building e Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions 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 u
25. ings 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 Outlet Air N Outlet Air To Attic Inlet Air Ventilated Inlet Air Crawl Space Figure 3 Ventilation Air from Outdoors INSTALLATION A CSA AGA design certified equip A 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 A WARNING person A qualified must install service heater Follow all local codes CHECK GASTYPE 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 NEEDS Before installing heater make sure you have the items listed below piping check local codes sealant resistant to natural gas equipment shutoff valve ground joint union test gauge connection sediment trap tee joint pipe wrench ment shutoff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection Purchase the optional CSA AGA desig
26. is 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 5 Keep all air openings in the front and bottom of heater clear and free of debris This will insure enough air for proper combustion 6 If heater shuts off Do not relight until you provide fresh outside air If heater keeps shutting off have it serviced 7 Do not run heater where flammable liquids or vapors are used or stored under dusty conditions 0 IK N 8 Turn heater off Before using furniture polish wax carpet cleaner or similar products If heated the vapors from these products may create a white powder residue within burner box or on adjacent walls or furniture 9 Do not use heater if any part has been under water Immediately call a gualified 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 10 Turn off heater and let cool before servicing Only a gualified service person should service and repair heater 11 Operating heater above elevations of 4 500 feet could cause pilot outage 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
27. leaning due to excessive lint from carpeting material pet hair etc bedding 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 compressed air no greater than 30 PSI Your local computer store hardware store or home center may carry com pressed air in a can You can use a vacuum cleaner in the blow position If using compressed air ina can please follow the directions on the can If you don t follow directions on the can you could damage the pilot assembly 1 Shut off the unit including thepilot 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 24 With the unit off lightly blow air through the air inlet hole You may blow through a drinking straw if compressed air is not available Pilot Air Inlet Hole Pilot Assembly Figure 24
28. mmunicating 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 length width Xheight Length XWidth Xx 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 2223 1 Section 5 3 or applicable local codes 3 Add the Btu Hr of all fuel burning appliances in the space Vent free
29. n Heater produces a whistling noise when burner is lit Heater produces a clicking ticking noise just after burner is lit or shut off White powder residue forming within burner box or on adjacent walls or furniture 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 Burner orifice is clogged or damaged Burner is damaged Gas regulator is defective Not enough air Gas regulator defective Inlet gas pressure is too low Residues from manufacturing processes Turning control knob to HI position when burner is cold Air in gas line Air passageways on heater are blocked Dirty or partially clogged burner orifice Metal is expanding while heating or contracting while cooling When heated the vapors from furniture polish wax carpet cleaners etc turn into white powder residue 15 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 Contact Dealer or PRO COM Replace gas regulator Check burner for dirt and debris If foun
30. n cer tified 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 the heater in a home garage heater pilot and burner must be at least 18 inches above 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 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 INSTALLATION
31. n they are same room with heater young in the Make sure grill guard is in place before running heater State of Massachusetts The installation must be made by a li censed plumber or gas fitter in the Commonwealth of Massachusetts Sellers of unvented propane or natu ral gas fired supplemental room heat ers 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 prohibited in bedrooms and bathrooms Keep the appliance area clear and free from combustible materials gasoline and other flammable vapors and liquids WARNING Modeles MN300HGA MN300TGA are equipped for natural gas Field conversion is not permitted 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 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 3 This heater shall not be installed in a bedroom or bathroom or the place which the strong wind would shut down the appliance 4 This heater needs fresh outside air ventilation to run properly Th
32. neficial installing heater in rooms without enough ventilation air Figure 8 If you can provide a TS LTT TRT XX ERTS irs i RUN DKK ERK EK LEAT AAA ANOVA AWAY QUE NN AX OA t NA WV oN ay NY M AAA AAA CON CNE CE EEE AAA CEA non KY KANA RNY AY BOOKA AAR RRA KY KIX EEE S AAA KOOMA ODA greater clearances from floor and joining wall 2 Mark screw locations on wall see Figure 8 Note Only mark last hole on each end of mounting bracket Insert mounting screws through may cause mildew to form from too much moisture See Fresh Air for Combustion and Ventilation pages 4 and 5 INSTALLING THERMOSTAT i these holes only SENSING BULB DT 3 Remove tape and mounting For MN300TGA Py i bracket from wall 1 Pull out the sensing bulb from the f two clips located in the shippng Figure 7 Removing Lower Front alad 17 3 8 position according to the direction Panel Of Heater as shown by the arrow There is no need to take out the two bulb clips 2 Take out the bulb clip from the Methods For Attaching Mounting hardware package and insert it into Bracket To Wall the square hole and then insert the Only use last hole on each end sensing bulb into the bulb clip see of mounting bracket to attach ON bracket to wall These two holes are 16 inches apart from their centers Attach mounting bracket to wall only in one of two ways Only Insert Mounting ae Screws Through
33. ocouple Pilot Bumer Figure 17 Pilot HTHERMOSTATH 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 The thermostat adjusts the amount of gas flow to the burner 11 This increases or decreases the burner flame height At times the room may exceed the set temperature If so the burner will shut off The burner will cycle back on when room tem perature drops below the set temperature The controlknob can be set to any heat level between HI and LO Selecting the HI setting will cause the burner to remain fully on without modulating down in most cases NOTE the thermostat sensing bulb measures the temperature of air near the heater cabinet This may not always agree with room temperature depending on housing construction installation location room size open air temperatures etc freguent use of your heater will let you determine your own comfort levels ETO TURN OFF GAS TO APPLIANCE Shutting Off Heater 1 Turn control knob clockwise fy 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 77 to the PILOT IGN position MANUAL LIGHTING PROCEDURE 1 Remove lower front panel see Figure 7 page 7 2 Follow steps 1 t
34. odor during combustion Moisture condensation noticed on windows POSSIBLE CAUSE Heater is 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 12 Locate and correct all leaks see Checking Gas Connections Page 10 Contact Dealer or PRO COM 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 Btu available Gas Type Ignition Pressure Regulator Setting MN300HGA 15 000 30 000 Natural Only Piezo 3 W C Inlet Gas Pressure inches of water Maximum Minimum 10 5 4 Dimensions Inches HxWxD Heater Carton Weight pounds Heater Shipping Note Dimensions listed are outer
35. r 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 Ventilation Grills Into Adjoining Room Ventilation E 2 options 1 and 2 Figure 2 You can also Grills Into A Or EDUGA nini Adjoinin emove remove door into adjoining room see Room Door Into option 3 Figure 2 Follow the National Option 1 Adjoining Room Fuel Gas Code NFPA 54 ANS 2223 1 Section 5 3 Air for Combustion and Ventilation for required size of ventilation grills or ducts Option 3 AN 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 Figure 2 Ventilation Air from Inside Building VENTILATION AIR ES Ventilated Attic Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or duels You must provide two permanent openings one within 12 of the ceiling and one within 12 of the floor Connect these items directly to the outdoors or spaces open to the outdoors These spaces include attics and crawl spaces Follow the National Fuel Gas Code NFPA 54 ANS Z223 1 Section 5 3 Air for Combustion and Ventilation for required size of ventilation grills or ducts IMPORTANT Do not provide open
36. se 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 Thermocouple HLIGHTINGIE INSTRUCTIONS STOP Read the safety information on the side of heater Check that gas supply to heater is on Push in control knob slightly and turn clockwise 7 to the OFF position see Figure 18 NOTE Knob cannot be turned from PILOT to OFF unless knob is pushed in slightly Do not force Wait five 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 on the side of heater If you don t smell gas go to the next step Push in and turn control knob counterclockwise y to PILOT position Press in control knob for five 5 seconds Note You may be running this heater for the first time after hooking up to gas supply If so you may need to press in control knob for 30 seconds This will allow air to bleed from the gas system PILOT IGN _OFF MED Ignitor Button Figure 18 Control Knob in The OFF Position Ignitor Electrode Pilot Burner Figure 19 Pilot 1 2 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 7 Keep control knob depressed for ten 10 seconds a
37. ter THERMOSTATIC HEAT CONTROL ON THERMOSTAT MODEL MN300TGA 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 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 vaporis a by product of gas combustion An unvented The following steps will help insure that water room heater produces approximately one 1 ounce 830ml of vapor does not become a problem water for every 1 000 BTU s 3KW s of gas input per hour 1 Be sure the heater is sized properly for the Unvented room heaters are remommended as supplemental application including ample combusion air and heat a room rather than a primary heat source an entire circulation air house In most supplemental heat application the water 2 If high humidity is experienced a dehumidifier vapor does not
38. tip of screw in opening of wall anchor or drilled hole Tighten both screws until heater is firmly secured to wall Do not over tighten Note Do not replace lower front panel at this time Replace lower front panel after making gas connections and checking for leaks See page 9 CONNECTING TO GAS SUPPLY 4 amp WARNING A qualified service person must connect heater to gas supply Follow all local codes 4 amp WARNING This appliance requires a 3 8 NPT National Pipe Thread inlet connection to the pressure regulator 4 amp 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 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 diameter to of large enough allow proper gas volume to heater If pipe Is too small undue loss of pressure will occur Typical Inlet Pipe Diameters MN300HGA MN300TGA 1 2 or greater Installation must include an equipment shutoff valve union and plugged 1 8 NPT tap Locate NPT tap within reach for test gauge hook up NPT tap must beup stream from heater see Figure 13 INSTALLATION Pressure Regulator
39. to gas supply Check reconnected fittings for leaks Test Pressures Equal To or Less Than 1 2 PSIG 3 5 K Pa d 2 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 4 Correct all leaks at once Gas Meter Correct all leaks at once Light heater see Operating Heater pages 11 for thermostat model or page 12 for non thermostat model Check the rest of the internal joints for leaks Turn off heater see To Turn Off Gas To Appliance page 11 for thermostat model or page 12 for non thermostat model Replace lower front panel Open Equipment Shutoff Valve Closed Figure 14 Equipment Shutoff Valve Control Valve Equipment Shutoff Valve ANWARING Do not over tighten gas connections 10 OPERATING YOUR HEATER THERMOSTAT MODEL MN300TGA HFOR YOUR SAFETY READ BEFORE LIGHTING WARNING these If you do not follow instructions exactly a fire or explosion may result damage loss of life causing personal property injury or 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 applian
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