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.
LP155AT Models
150,000 Btu/Hr with Built-in Thermostat
PROPANE CONSTRUCTION
HEATER
OWNER’S MANUAL
Save this manual for future reference.
Save this manual for future reference.
For more information, visit www.desatech.com
For more information, visit www.desatech.com
TM
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
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