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PROPANE/LP CONSTRUCTION
FORCED AIR HEATER
OWNER’S MANUAL
For more information, visit www.desatech.com
For more information, visit www.desatech.com
MODELS
BLP375AT
SBLP375AT
225,000 - 375,000 Btu/Hr With
Built-In Thermostat AT Series
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:
FAILURE TO COMPLY WITH THE PRECAUTIONS AND INSTRUCTIONS PROVI
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SAFETY INFORMATION 2 SAFETY INFORMATION • Use only the electrical voltage and frequency specified on WARNINGS model plate. The electrical connections and grounding of the heater shall follow the National Electric Code, ANSI/NFPA 70 WARNING: This product contains and/or generates or the Canadian Electric Code, Part 1. chemicals known to the State of California to cause • Electrical grounding instructions — This appliance is equipped cancer or birth defects, or other reproductive harm. with a th
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SAFETY INFORMATION 3 PRODUCT IDENTIFICATION 3 UNPACKING THEORY OF OPERATION SAFETY INFORMATION UNPACKING Continued 1. Remove all packing items applied to heater for shipment. Keep plastic cover caps (attached to inlet connector and hose/regu- • Never attach duct work to front or rear of heater. lator assembly) for storage. • Use only original replacement parts. This heater must use de- 2. Remove all items from carton. sign-specific parts. Do not substitute or use generic parts. Im- 3. Check all
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PROPANE/LP SUPPLY 4 VENTILATION INSTALLATION PROPANE/LP SUPPLY INSTALLATION Propane/LP gas and propane/LP tank(s) are to be furnished by the user. WARNING: Review and understand the warnings Use this heater only with a propane/LP vapor withdrawal supply in the Safety Information section, page 2. They are system. See Chapter 5 of the Standard for Storage and Handling of needed to safely operate this heater. Follow all local Liquefied Petroleum Gas, ANSI/NFPA 58 and the Propane Instal- codes when
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S A E R C N 5 10 15 20 I INSTALLATION 5 OPERATION 5 STORAGE INSTALLATION Continued 5. Adjust regulator between 7 and 20 psig (see Figure 5). Note: 6. Make sure regulator is set between 7 and 20 psig. Note: Higher Higher regulator setting will allow heater to produce more heat. regulator setting will allow heater to produce more heat. 6. Check all connections for leaks. WARNING: Do not adjust regulator below 7 psig or 7. Close propane/LP supply valve. above 20 psig. Heater may not run properly.
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MAINTENANCE 6 SERVICE PROCEDURE MAINTENANCE Grounding Screw Thermal WARNING: Never service heater while it is plugged Switch Wire in, connected to propane supply, operating, or hot. Severe burns and electrical shock can occur. Terminal 1. Keep heater clean. Clean heater annually or as needed to re- Board 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. Solenoid Apply mixture of liquid soap and wate
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SERVICE PROCEDURE 7 SPECIFICATIONS 7 ACCESSORIES TECHNICAL SERVICE SERVICE PUBLICATIONS SERVICE PROCEDURE SPECIFICATIONS Continued Output Rating (Btu/Hr)...................... 225,000 to 375,000 Fuel .................................................... Propane/LP Vapor Only 10. Holding mounting bolt, carefully reach through fan blades into Fuel Consumption rear of heater. Be careful not to damage fan pitch. Insert bolt Gallons/Hour .................................. 2.5 Min/4.0 Max through motor
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ILLUSTRATED PARTS BREAKDOWN 8 Models BLP375AT and SBLP375AT ILLUSTRATED PARTS BREAKDOWN MODELS 2 BLP375AT SBLP375AT 21 5 6 1 27 8 4 9 19 18 11 3 10 31 26 17 22 30 29 25 32 23 16 24 34 12 15 14 13 33 7 20 Note: Screws are standard hardware items For more information, visit www.desatech.com For more information, visit www.desatech.com 103018-01H
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PARTS LIST 9 Models BLP375AT and SBLP375AT 9 This list contains replaceable parts used in your heater. When ordering parts, follow the PARTS LIST instructions listed under Replacement Parts on page 10 of this manual. MODELS BLP375AT KEY PART NO. NUMBER DESCRIPTION QTY. SBLP375AT 1 097844-02 Outer Shell Assembly (BLP375AT) 1 097844-04 Outer Shell Assembly (SBLP375AT) 1 2 ** Combustion Chamber Assembly 1 3 ** Burner Assembly 1 4 097805-01 Ignitor 1 5 097918-01 Cleat 2 6 097917-01 Handl
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WIRING DIAGRAMS 10 REPLACEMENT PARTS WIRING DIAGRAMS Solenoid Green Motor Valve Ignitor Terminal Orange Power Board Cord Green Orange Blue White White White Black DSI Black Black T Control Black On/Off Blue Blue Blue Blue Connector Switch T Connector Connector Thermal Green Switch Figure 11 - Wiring Diagram Ignitor Black Solenoid Valve Orange Orange Green Blue Black Direct Spark White Connector Ignitor Green Blue Thermal Switch Blue White Centrifugal Switch Black White Motor T T
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11 11 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, Master, Remington, etc.) Model: (R60, HD15, etc.) Date Purchased: Note: Keep receipt for warranty verification. Serial Number: 7 or 9 digit number located on product or identification tag. First Name: Last N
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Postage Required 2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 TAPE TAPE
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OTHER OUTDOOR HEATING PRODUCTS PROPANE/LP FORCED AIR HEATERS PROPANE/LP CONVECTION HEATERS PORTABLE KEROSENE/DIESEL FORCED AIR HEATERS PROPANE/LP TANK TOP HEATERS PROPANE/LP AND NATURAL GAS GARAGE HEATERS PROPANE/LP PROPANE/LP AND NATURAL PATIO HEATERS GAS CHIMENEAS klsuiejlb oeklhi kokle ,,;log;e ;;pdl;lklsuiejlb oe ;e ;;pdl;lklsuiejlb oeklhi kokle ,,;log;e ;;pdl;l WARNING klsuiejlb oeklhi kokle ,,;log;e ;;pdl;l klsuiejlb oeklhi kokle ,,;log;e ;;pdl ;l klsuiejlb oeklhi kokle ,,;log;e ;;p
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14 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 extended only to the original retail purchaser, when proof of purchase is provided. This warranty covers only the cost of parts and labor required to r
