Desa SBLP155AT User's Manual
Contents
1. Hot Air Output Electric Input Amperage Ignition 4 unio netten Spark Plug Gap Inches Ignitor Gap Inches Weight Pounds esses ante Re NJ eg iet Size L x W x H Inches Carton Heater 103014 01L 150 000 Propane Vapor Only iuh 1 6 eyni 7 0 12 5 WC epi 9 8 WC 3 450 RPM 1 8 HP 120 V 60 Hz mof 2 2 Electronic Direct Spark D S I Ss 13 15 37 5 x 14 25 x 21 32x 13 5 x 16 5 For more information visit www desatech WIRING DIAGRAMS Electrical Ladder Diagram Black Green White Ignitor Position of automatic Leads May Ignition Green or Green Yellow Line Neutral Electrical Connection Diagram Blue Automatic Ignition System l G V VR ACR AC L Position of Leads May Insulated High Temp zi witch On Off Switch Power Cord 120 VAC DESA ILLUSTRATED PARTS BREAKDOWN Models BLP155AT and SBLP155AT ILLUSTRATED PARTS BREAKDOWN MODELS BLP155AT SBLP155AT Note Screws standard hardware items For more information visit www desatechicom 103014 01L PARTS LIST Models BLP155AT and SBLP155AT PARTS LIST MODELS BLP155AT SBLP155AT This list contains replaceable parts used in your heater When ordering2. 100 000 Btu Hr rating Provide extra fresh air if more heaters are being used OPERATION WARNING Review and understand the warnings in the Safety Information section page 2 They are needed to safely operate this heater Follow all local codes when using this heater TO START HEATER 1 Follow all installation ventilation and safety information 2 Locate heater on stable and level surface Make sure strong drafts do not blow into front or rear of heater 3 Plug power cord of heater into a three prong grounded exten sion cord Extension cord must be at least six feet long Exten sion cord must be UL listed Extension Cord Size Requirement Up to 50 feet long use 18 AWG rated cord 51 to 100 feet long use 16 AWG rated cord 101 to 200 feet long use 14 AWG rated cord 4 Plug extension cord into a 120 volt 60 hertz three hole grounded outlet 5 Open propane supply valve on propane tank s slowly Note If not opened slowly excess flow check valve on pro pane tank may stop gas flow If this happens close propane supply valve and open again slowly 6 Turn thermostat control knob fully counterclockwise to the COOLER position Turn ON OFF switch to the ON posi tion Turn thermostat control knob slowly clockwise until elec tric motor and fan begin to run Heater will start in approxi mately 3 seconds Adjust thermostat control knob to WARMER or COOLER setting as needed Note If heater does n
3. Built In Thermostat Overall Quality Ease of Operation Heat Output Btu Hr Rating Special Features Variable Heat Output Btu Hr Salesperson s Recommendation Made in USA Friend Relative s Recommendation O Warranty Portability Local Service Quiet Operation O Value for Price O O O This question will allow us to better understand the demographic profile of our customers Which of the following best describes you not required O African American Asian American Mexican Puerto Rican Cuban Other Hispanic White Other AdVL Postage Required DESA HEATING PRODUCTS 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 TAPE OTHER OUTDOOR HEATING PRODUCTS PORTABLE KEROSENE DIESEL FORCED AIR HEATERS lees i ji PROPANE LP AND NATURAL GAS GARAGE HEATERS PROPANE LP PROPANE LP AND NATURAL PATIO HEATERS GAS CHIMENEAS WARRANTY AND REPAIR SERVICE KEEP THIS WARRANTY Model Serial No Date of Purchase LIMITED WARRANTY DESA Heating Products warrants this product and any parts thereof to be free from defects in materials and workmanship for one 1 year from the date of first purchase when operated and maintained in accordance with instructions This warranty is exte
4. parts follow the instructions listed under Replacement Parts on page 10 of this manual PART PART NUMBER DESCRIPTION NO NUMBER DESCRIPTION 098511 116 Upper Shell Replacement Part M51104 01 Handle Will Be Black M11084 29 Screw 10 16 x 3 4 M15823 27 Screw 10 16 x 1 2 097964 03AA Fan Guard pis Combustion Chamber Kit 101206 01 Motor amp Relay Support Brkt Assy 099138 01 Nozzle M11143 1 Strain Relief Bushing 099133 01 Ignitor 098219 17 Power Cord M11084 38 Screw 8 18 x 3 8 M50631 Rubber Bumper 099334 01 Fuel Tube Kit NTC 4C Lock Nut 097806 02 Ignitor Cable 099157 01 Break Mandrell Rivet 3 16 098276 01 Plug 1 8 NPTF Hex 099125 01 Terminal Board M51153 01 Fan M12461 25 Screw 10 32 x 1 4 105336 01 Motor M10908 1 Screw Hex TPG F 6 32 x 25 097776 01 Universal Bushing M11271 8 Clip Nut 078978 01 Sleeve Cap 101480 10 High Temperature Wire Assy M51572 02 Male Connector 101480 11 High Temperature Wire Assy 103015 01 Solenoid Valve 110287 01 DSI Control No 2003 19 098450 03 Side Cover 110287 01 DSI Control No 2003 45 099161 10 Base 110267 01 DSI Wire Harness 2003 45 Only ME TSG GEK PARTS AVAILABLE NOT SHOWN 099432 01 Hex Nut 46 32 111084 26 Screw 10 16 x 3 8 M9900 170 Wire Assembly 2003 45 Only M50104 05 Shorty Bushing 103402 03 Wiring Decal 2003 45 Only M50104 01 Shorty Bushing 103402 01 Wiring Decal 2003 19 Only 101481 07 Thermal Limit Switch 079231 01 Service Center List 103017 04
5. visit DESA Heating Products Technical Service web site at www desatech com For more information visit www d REPLACEMENT PARTS WARNING Use only original replacement parts This heater must use design specific parts Do not substitute or use generic parts Improper replace ment parts could cause serious or fatal injuries This will also protect your warranty coverage for parts replaced under warranty PARTS UNDER WARRANTY Contact authorized dealers of this product If they can t supply original replacement part s either contact your nearest Parts Cen tral or call DESA Heating Products Technical Service Department at 1 866 672 6040 When calling DESA Heating Products have ready your name your address model and serial numbers of your heater how heater was malfunctioning purchase date In most cases we will ask you to return the part to the factory PARTS NOT UNDER WARRANTY Contact authorized dealers of this product If they can t supply original replacement part s either contact your nearest Parts Central or call DESA Heating Products for referral information at 1 866 672 6040 When calling DESA Heating Products have ready model number of your heater the replacement part number atechicom 103014 01L OWNER S REGISTRATION FORM Complete registration form and mail or complete on line registration at www desatech com within 30 days after purchase Brand Reddy Heater Mast
6. AMS renrrrnronnrerrrnnrervrenrennrenrennrervennrervensrerensrennnn 7 ILLUSTRATED PARTS BREAKDOWN AND PARTS LIST 8 AGGESSORIES Rn b tr xs re ce 10 TECHNICAL SERVICE e 10 REPLACEMENT PARTS essere 10 OWNER S REGISTRATION essen 11 WARRANTY INFORMATION esee Back Cover DESA SAFETY INFORMATION SAFETY INFORMATION A WARNINGS A WARNING This product contains and or generates chemicals known to the State of California to cause cancer or birth defects or other reproductive harm A WARNING FIRE BURN INHALATION AND EX PLOSION HAZARD KEEP SOLID COMBUSTIBLES SUCH AS BUILDING MATERIALS PAPER OR CARD BOARD A SAFE DISTANCE AWAY FROM THE HEATER AS RECOMMENDED BY THE INSTRUC TIONS NEVER USE THE HEATER IN SPACES WHICH DO OR MAY CONTAIN VOLATILE OR AIRBORNE COMBUSTIBLES OR PRODUCTS SUCH AS GASO LINE SOLVENTS PAINT THINNER DUST PARTICLES OR UNKNOWN CHEMICALS WARNING NOT FOR HOME OR RECREATIONAL VEHICLE USE The heater is designed for use as a construction heater in accordance with ANSI Z83 7 CGA2 14 Other standards govern the use of fuel gases and heating products for specific uses Your local authority can advise you about these The primary purpose of construction heaters is to provide temporary heating of buildings under construction alteration or repair Properly used the heater provides safe economical heating P
7. ANTY SERVICE Should your heater require service return it to your nearest authorized service center Proof of purchase must be presented with the heater The heater will be inspected A defect may be caused by faulty materials or workmanship If so DESA Heating Products will repair or replace the heater without charge REPAIR SERVICE Return your heater to your nearest authorized service center Repairs not covered by the warranty will be billed at standard prices Each Service Center is independently owned and operated We reserve the right to amend these specifications at any time without notice When writing for information regarding your heater be sure to include the model number and serial number as shown on the model plate For more information about this warranty write o E A HEATING PRODUCTS 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 Department I ER NOT A UPC Rev L 08 03 For more information visit wwwides techicom
8. DESA PROPANE CONSTRUCTION FORCED AIR HEATER HEATING PRODUCTS OWNER S MANUAL For more information visit ww MODELS BLP155AT SBLP155AT 150 000 Btu Hr with Built in Thermostat IMPORTANT Read and understand this manual before assembling starting or servicing heater Improper use of heater can cause serious injury Keep this manual for future reference GENERAL HAZARD WARNING OR SERVICE THIS HEATER FAILURE TO COMPLY WITH THE PRECAUTIONS AND INSTRUCTIONS PROVIDED WITH THIS HEATER CAN RESULT IN DEATH SERIOUS BODILY INJURY AND PROPERTY LOSS OR DAMAGE FROM HAZARDS OF FIRE EXPLOSION BURN ASPHYXIATION CARBON MONOX IDE POISONING AND OR ELECTRICAL SHOCK ONLY PERSONS WHO CAN UNDERSTAND AND FOLLOW THE INSTRUCTIONS SHOULD USE IF YOU NEED ASSISTANCE OR HEATER INFORMATION SUCH AS AN INSTRUCTIONS MANUAL LABELS ETC CONTACT THE MANUFACTURER TABLE OF CONTENTS SAFETY INFORMATION 2 PRODUCT IDENTIFICATION eeeeneeeeneeen 3 UNPACIKIN Q oth ol cttm 3 THEORY OF OPERATION essent 3 PROPANE SUPPLY ui con dette i ec e 4 INSTALLATION sis i eee edet 4 VENTILATION innrammet hen 5 OPERATION 255 teet toe 5 STORAGE eth ete aia hp a bees 5 MAINTENANGE eanet pi t e ertet 5 save this manual for future reference SERVICE PROGEDURES j iss soens n pam 6 SPECIEIGATIONS ete tte teo bete ec 7 WIRING DIAGR
9. FAN IMPORTANT Remove fan from motor shaft before removing motor from heater The weight of the motor resting on the fan could damage the fan pitch 1 Remove upper shell see above 2 Use 1 8 hex wrench to loosen setscrew which holds fan to motor shaft 3 Slip fan off motor shaft 4 Clean fan using soft cloth moistened with kerosene or solvent 5 Dry fan thoroughly 6 Replace fan on motor shaft Make sure setscrew is touching back of flat surface on motor shaft see Figure 8 7 Place setscrew on flat of shaft Tighten setscrew firmly 40 50 inch pounds 8 Replace fan guard andupper shell IGNITOR Make sure gap between ignitor electrode and burner nozzle is 13 15 Access ignitor electrode from inside combustion chamber No other maintenance is needed for ignitor Figure 5 Upper Shell Removal For more information visit www de Figure 6 Fan Removal Motor shaft Figure 7 Fan Motor Shaft and Setscrew Location Fan ha Shaft Setscrew Figure 8 Fan Cross Section satech com 103014 01L SPECIFICATIONS WIRING DIAGRAMS 7 SPECIFICATIONS Fuel Consumption Gallons Hour Pounds Hour Supply Pressure To Regulator Minimum for purposes of input adjustment Maximum eene Regulator Outlet Pressure Factory Preset Manifold Pressure
10. General Information Decal 097968 05 Screw 4 40 x 1 2 097384 04 Hex Nut 4 40 Captive Washer LPA3070 Regulator amp Hose Assembly 098511 129 Lower Shell Replacement Part LPA4020 Fuel Gas Connector Will Be Black 099504 01 Warning Decal 098447 03 Side Cover 103021 01 Thermostat Decal 098226 01 On Off Switch 097650 01 Tradename Decal 097657 03 Built in Thermostat 111632 06 Model Data Decal 104905 01 Thermostat Knob IjN lLlll llnan L lnga alg mm nmnm oaaoaaoan yma Co MNN poo pana aan nu ce Not a field replacement part JE more information visit www desatech com DESA 103014 01L ACCESSORIES TECHNICAL SERVICE REPLACEMENT PARTS ACCESSORIES Purchase accessories and parts from your nearest dealer or service center If your dealer or service center can not supply an accessory or part either contact your nearest Parts Central listed in the separate Authorized Service Center booklet or call DESA Heating Products at 1 866 672 6040 for referral information You can also write to the address listed on the back page of this manual Regulator LPA2100 External Capillary Thermostat HA1210 TECHNICAL SERVICE You may have further questions about this heater If so contact DESA Heating Products Technical Service Department at 1 866 672 6040 When calling please have your model and serial numbers of your heater ready You can also
11. ane gases Use only the electrical voltage and frequency specified on model plate The electrical connections and grounding of the heater shall follow the National Electric Code ANSI NFPA 70 or the Canadian Electrical Code Part 1 Electrical grounding instructions This appliance is equipped with a three prong grounding plug for your protection against shock hazard and should be plugged directly into a properly grounded three prong receptacle or extension cord Use only the hose and factory preset regulator provided with the heater Use only propane gas set up for vapor withdrawal Provide adequate ventilation Before using heater provide at least a three square foot opening of fresh outside air for each 100 000 Btu Hr of rating For indoor use only Do not use heater outdoors Do not use heater in occupied dwellings or in living or sleeping quarters Do not use heater in a basement or below ground level Propane gas is heavier than air If a leak occurs propane gas will sink to the lowest possible level Keep appliance area clear and free from combustible materials gaso line paint thinner and other flammable vapors and liquids Dust is combustible Do not use heater in areas with high dust content Minimum heater clearances from combustible materials Outlet 8 Ft Sides 2 Ft Top 6 Ft Rear 2 Ft Keep heater at least six feet from propane tank s Do not point heater at propane tank s within 20 feet Keep propa
12. d you to buy this product Sudden Cold Weather Replace Older Model D I Y Home Project Emergency Back Up Heat Heater on Sale Construction Project Hard to Heat Location Other How did you learn about this product brand Advertisement Relative or Friend Co Worker Store Representative Store Display Previously Owned a Heater Other Specify What other brands did you consider None Master O Remington All Pro Dayton O Universal Mr Heater L B White Tradesman O John Deere Dyna Glo Dura Heat Paulin Coleman Vogelzang American Other Who selected the product O Female O Both Level of Education of Purchaser High School Vocation Technical School Some College Completed College Graduate School Age of Purchaser O Under 20 20 29 30 39 O40 49 50 59 060 or Over Buyer s total annual household income Under 19 999 20 000 to 34 999 35 000 to 49 999 O 50 000 to 74 999 75 000 to 99 999 100 000 and Over What is the population of your area Under 10 000 10 000 to 25 000 25 000 to 50 000 50 000 to 100 000 100 000 to 250 000 Over 250 000 Store where product was purchased Name City State In choosing this product how important were the following Not Somewhat Very Not Somewhat Very Availability Size Price Prior Brand Experience
13. er Remington etc Model R60 HD15 etc Date Purchased Note Keep receipt for warranty verification Serial Number 1 7or9digit number located on product or identification tag First Name Last Name Address City State Zip Country Phone E Mail Please answer the following questions to register your product with DESA Heating Products 1 2 NOR 10 11 12 13 14 15 16 17 18 19 Who will heater be used by Individual Business Will you use your heater in more than one location Yes No Where will the product be used You may select more than one Workshop Barn Residential Construction Commercial Construction Garage Factory Recreation Warehouse Utility Shed Outbuilding O Other Specify Cost of product excluding sales tax Maintenance service work will be performed by Self Service Center Other If you bought this product yourself did you plan to purchase this type of product before going into the store O Yes O No Type of store where product was purchased Hardware Propane Dealer Natural Gas Utility Co Home Center or Builder s Supply Farm Ag Supply Auto Parts Warehouse Club Industrial Contractor Supply Rental Store O Discount Store HVAC Dealer Other What is your primary source of heat Propane LP Gas Natural Gas Kerosene Diesel Electric Other What motivate
14. let Upper Shell Front Remove all items from carton 3 Check all items for shipping damage If heater is damaged promptly inform dealer where you bought heater THEORY OF OPERATION The Fuel System The hose regulator assembly attaches to the propane gas supply The propane gas moves through the solenoid valve and out the nozzle Fan Guard g S ED The Air System The motor turns the fan The fan pushes air into and around the combustion chamber This air is heated and provides a SSA Thermostat Knob stream of clean hot air The Ignition System The direct spark ignitor DSI sends voltage to the spark plug ignitor The spark plug ignitor ignites the fuel and air mixture Switch Inlet Connector Hose Regulator Assembly The Safety Control System This system causes the heater to shut down if the flame goes out Figure 1 150 000 Btu Hr Model Combustion Chamber Ignitor Clean Heated Air Out Front Nozzle DSI Solenoid On Off Switch Valve Hose Regulator Air For Combustion gm Fuel Assembly And Heating Figure 2 Cross Section Operational View DESN For more information visit www desatech 103014 01L PROPANE SUPPLY INSTALLATION PROPANE SUPPLY Propane gas and propane tank s are to be furnished by the user Use this heater only with a propane vapor withdrawal supply sys
15. nded only to the original retail purchaser when proof of purchase is provided This warranty covers only the cost of parts and labor required to restore the product to proper operating condition Transportation and incidental costs associated with warranty repairs are not reimbursable under this warranty Warranty service is available only through authorized dealers and service centers This warranty does not cover defects resulting from misuse abuse negligence accidents lack of proper maintenance normal wear alteration modification tampering contaminated fuels repair using improper parts or repair by anyone other than an authorized dealer or service center Routine maintenance is the responsibility of the owner THIS EXPRESS WARRANTY IS GIVEN IN LIEU OF ANY OTHER WARRANTY EITHER EXPRESSED OR IMPLIED INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE DESA Heating Products assumes no responsibility for indirect incidental or consequential damages Some states do not allow the exclusion or limitation of incidental or consequential damages or limitations or exclusions may not apply to you This Limited Warranty gives you specific legal rights and you may also have other rights which vary from state to state 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 WARR
16. ne tank s below 100 F Check heater for damage before each use Do not use a damaged heater Check hose before each use of heater If highly worn or cut replace with hose specified by manufacturer before using heater Locate heater on stable and level surface if heater is hot or operating Never block air inlet rear or air outlet front of heater Keep heater away from strong drafts wind water spray rain or dripping water Keep children and animals away from heater This heater is equipped with a thermostat Heater may start at anytime Never move handle or service a hot or operating heater Severe burns may result You must wait 15 minutes after turning heater off To prevent injury wear gloves when handling heater Never attach duct work to heater Do not alter heater Keep heater in its original state Do not use heater if altered Turn off propane supply to heater and unplug heater when not in use Use only original replacement parts This heater must use design specific parts Do not substitute or use generic parts Improper re placement parts could cause serious or fatal injuries For more information visit www Satecn com 103014 01L PRODUCT IDENTIFICATION UNPACKING THEORY OF OPERATION PRODUCT IDENTIFICATION UNPACKING 1 Remove all packing items applied to heater for shipment Keep plastic cover caps attached to inlet connector and hose regu lator assembly for storage Hot Air Out
17. ore hose regulator assembly inside heater combustion chamber 4 When taking heater out of storage always check inside of heater Insects and small animals may place foreign objects in heater Keep inside of heater free from combustible and for eign objects MAINTENANCE WARNING Never service heater while it is plugged in connected to propane supply operating or hot Severe burns and electrical shock can occur 1 Keep heater clean Clean heater annually or as needed to re move dust and debris If heater is dirty or dusty clean heater with a damp cloth 2 Inspect heater before each use Check connections for leaks Apply mixture of liquid soap and water to connections Bubbles forming show a leak Correct all leaks at once 3 Inspect hose regulator assembly before each use If hose is highly worn or cut replace Have heater inspected yearly by a qualified service agency 5 Keep inside of heater free from combustible and foreign objects more information visit www desatech com DESA 103014 01L SERVICE PROCEDURES SERVICE PROCEDURES WARNING Never service heater while it is plugged in connected to propane supply operating or hot Severe burns and electrical shock can occur UPPER SHELL REMOVAL 1 Remove screws along each side of heater using 5 16 nut driver These screws attach upper and lower shells together 2 Lift or slide upper shell off 3 Remove fan guard
18. ot start after 3 seconds the ignition con trol will automatically attempt to start heater one time If heater fails to start on this attempt the safety control will lock out and no further automatic restarts will be attempted This could occur if air remains in fuel line If heater fails to start on this attempt turn ON OFF switch to OFF position Wait ten sec onds for safety control to reset then turn ON OFF switch back to ON position and try to start heater again 7 Thermostat Operation Only During normal thermostat op eration heater will cycle off when air temperature rises to ther mostat setting When air temperature drops sufficiently below thermostat setting the electric motor and fan will begin to run After 15 to 60 seconds heater burner should automatically ignite and provide heat to maintain temperature setting TO STOP HEATER 1 Tightly close propane supply valve on propane tank s 2 Wait a few seconds Heater will burn gas left in supply hoses 3 Turn on off switch to the OFF position 4 Unplug heater STORAGE CAUTION Disconnect heater from propane sup ply tank s 1 Store propane tank s in safe manner See Chapter 5 of Stan dard for Storage and Handling of Liquefied Petroleum Gases ANSI NFPA 58 and or CAN CGA B149 2 Follow all local codes 2 Place plastic cover caps over brass fittings on inlet connector and hose regulator assembly 3 Storein dry clean and safe place Do not st
19. roducts of combustion are vented into the area being heated We cannot foresee every use which may be made of our heaters Check with your local fire safety authority if you have questions about heater use Other standards govern the use of fuel gases and heat producing products for specific uses Your local authorities can advise you about these Carbon Monoxide Poisoning Some people are more affected by carbon monoxide than others Early signs of carbon monoxide poisoning resemble the flu with headaches dizziness and or nau sea If you have these signs the heater may not be working properly Get fresh air at once Check for proper ventilation and have heater serviced Propane Gas Propane gas is odorless An odor making agent is added to propane gas The odor helps you detect a propane gas leak However the odor added to propane gas can fade Propane gas may be present even though no odor exists Make certain you read and understand all warnings Keep this manual for reference It is your guide to safe and proper operation of this heater This product has been approved for use in the Commonwealth of Massachusetts Install and use heater with care Follow all local ordinances and codes In the absence of local ordinances and codes refer to the Standard for Storage and Handling of Liquefied Petroleum Gas ANSI NFPA 58 and the Propane Gas Installation Code CAN CGA B149 2 This instructs on the safe storage and handling of prop
20. ssembly to propane tank s Turn POL fitting counterclockwise into threads on tank Tighten firmly using wrench Tighten regulator with vent pointing down For more information visit www de 3 Connecthose to inlet connector Tighten firmly using a wrench IMPORTANT Extra hose or piping may be used if needed Install extra hose or piping between hose regulator assembly and propane tank You must use the regulator supplied with heater 4 Open propane supply valve on propane tank s slowly Note If not opened slowly excess flow check valve on propane tank may stop gas flow If this happens close pro pane supply valve and open again slowly 5 Check all connections for leaks WARNING Never use an open flame to check for aleak Apply a mixture of liquid soap and water to all joints Bubbles forming show a leak Correct all leaks at once 6 Close propane supply valve Regulator pointing down Propane Tank POL Fitting Hose ag Inlet Connector Figure 4 Hose and Inlet Connector atechicom 103014 01L VENTILATION OPERATION STORAGE MAINTENANCE VENTILATION AA WARNING Follow the minimum fresh outside air ventilation requirements If proper fresh outside air ventilation is not provided carbon monoxide poison ing can occur Provide proper fresh outside air ven tilation before running heater Provide a fresh air opening of at least three square feet for each
21. tem See Chapter 5 of the Standard for Storage and Handling of Liquefied Petroleum Gas ANSI NFPA 58 Your local library or fire department will have this booklet The amount of propane gas ready for use from propane tanks varies Two factors decide this amount 1 The amount of propane gas in tank s 2 The temperature of tank s The chart below shows the number of 100 pound tanks needed to run this heater Do not operate this product with any tank smaller than 100 pounds Temperature Number of tanks at tank location 150 000 Btu Hr 32 2 20 2 10 3 0 3 10 Use larger 20 tank Less gas is vaporized at lower temperatures You may need two or more 100 pound tanks or one larger tank in colder weather Your local propane gas dealer will help you select the proper supply system The minimum surrounding air temperature rating for each heater is 20 F 29 C INSTALLATION WARNING Review and understand the warnings in the Safety Information section page 2 They are needed to safely operate this heater Follow all local codes when using this heater 4 WARNING Test all gas piping and connections for leaks after installing or servicing Never use an open flame to check for a leak Apply a mixture of liquid soap and water to all joints Bubbles forming show a leak Correct all leaks at once 1 Provide propane supply system see Propane Supply above 2 Connect POL fitting on hose regulator a
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