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For more information, visit www.desatech.com
For more information, visit www.desatech.com
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:
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
OR SERVICE THIS HEATER.
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 ..................................................... 3
UNPACKING ............................................................................... 3
THEORY OF OPERATION ......................................................... 3
PROPANE SUPPLY .................................................................... 4
INSTALLATION ........................................................................... 4
VENTILATION ............................................................................. 5
OPERATION ............................................................................... 5
STORAGE ................................................................................... 5
LP155AT Models
Save this manual for future reference.
Save this manual for future reference.
PROPANE CONSTRUCTION
HEATER
TM
OWNER'S MANUAL
MAINTENANCE .......................................................................... 5
SERVICE PROCEDURES .......................................................... 6
SPECIFICATIONS ...................................................................... 7
WIRING DIAGRAMS ................................................................... 7
ILLUSTRATED PARTS BREAKDOWN AND PARTS LIST ......... 8
ACCESSORIES ........................................................................ 10
TECHNICAL SERVICE ............................................................. 10
REPLACEMENT PARTS .......................................................... 10
WARRANTY AND REPAIR SERVICE ...................................... 12
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Summary of Contents for Desa LP155AT
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Page 1: Table Of Contents
Save this manual for future reference. Save this manual for future reference. PROPANE CONSTRUCTION HEATER OWNER’S MANUAL LP155AT Models MAINTENANCE ... 5 SERVICE PROCEDURES ... 6 SPECIFICATIONS ... 7 WIRING DIAGRAMS ... 7 ILLUSTRATED PARTS BREAKDOWN AND PARTS LIST ... 8 ACCESSORIES ... -
Page 2: Safety Information
SAFETY INFORMATION SAFETY INFORMATION WARNINGS 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... -
Page 3: Product Identification
PRODUCT IDENTIFICATION Hot Air Outlet Upper Shell (Front) Lower Shell On/Off Switch Inlet Connector Hose/Regulator Assembly Figure 1 - 150,000 Btu/Hr Model Clean Heated Air Out (Front) Figure 2 - Cross Section Operational View For more information, visit www.desatech.com For more information, visit www.desatech.com 103014 UNPACKING Remove all packing items applied to heater for shipment. -
Page 4: Propane Supply
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 system. 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. -
Page 5: Ventilation
VENTILATION 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 100,000 Btu/Hr rating. -
Page 6: Service Procedures
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. -
Page 7: Specifications
SPECIFICATIONS Input Rating (Btu/Hr) Fuel Fuel Consumption Gallons/Hour Pounds/Hour Supply Pressure To Regulator Minimum (for purposes of input adjustment) Maximum Regulator Outlet Pressure (Factory Preset) Manifold Pressure Hot Air Output (CFM Approx) Motor Electric Input Amperage Ignition Type Spark Plug Gap (Inches) Ignitor Gap (Inches) Weight (Pounds) Heater... -
Page 8: Illustrated Parts Breakdown And Parts List
ILLUSTRATED PARTS BREAKDOWN LP155AT Models ILLUSTRATED PARTS BREAKDOWN LP155AT MODELS For more information, visit www.desatech.com For more information, visit www.desatech.com Note: Screws are standard hardware items 103014... -
Page 9: Parts List
PARTS LIST LP155AT MODELS This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 10 of this manual. KEY PART NO. NUMBER DESCRIPTION 098511-116 Upper Shell (Replacement Part Will Be Black) M15823-27 Screw, #10-16 x 1/2"... -
Page 10: Accessories
Fuel Gas Connector: LPA4020 A POL adapter with excess-flow check valve. TECHNICAL SERVICE You may have further questions about this heater. If so, contact DESA International’s Technical Service Department at 1-800-323-5190. You can also visit DESA International’s Technical Service web site at www.desatech.com. - Page 11 NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ For more information, visit www.desatech.com For more information, visit www.desatech.com 103014 NOTES...
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Page 12: Warranty And Repair Service
WARRANTY AND REPAIR SERVICE DESA International 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.