OWNERS MANUAL PROPANE CONSTRUCTION HEATER Model HP155A UT65052-A ! Indicates Warning, Danger, and Caution Read all Safety, Operating, and Maintenance Instructions Man Reading Icon ! HSYMBOL2 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 MONOXIDE POISONING, AND/OR ELECTRICAL SHOCK.
CONTENTS SECTION PAGE Safety Information ......................................................................... 2 Product Identification .................................................................... 4 Unpacking ...................................................................................... 4 Theory of Operation ...................................................................... 5 Propane Supply ..............................................................................
SAFETY INFORMATION Continued ! WARNINGS 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 may 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. • Install and use heater with care. Follow all local ordinances and codes.
PRODUCT IDENTIFICATION Hot Air Outlet (Front) Upper Shell Handle Fan Guard Lower Shell Power Cord On/Off Switch Generic LP 155 InletLP-PFA/PV 008B Connector Hose /Regulator Assembly Figure 1 - HP155A UNPACKING 1. Remove all packing items applied to heater for shipment. Keep plastic cover caps (attached to inlet connector and hose/regulator assembly) for storage. 2. Remove all items from carton. 3. Check all items for shipping damage.
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. 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 stream of clean, hot air. The Ignition System: The direct spark ignitor (DSI) sends voltage to the ignitor. The ignitor ignites the fuel and air mixture.
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 and/or CAN/CGA B149.2. 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.
3. Connect hose 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. Inlet Connector Hose Generic LP 155 LP-PFA/P 022B Figure 4 - Hose and Inlet Connector 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.
OPERATION ! WARNING Review and understand the warnings in the Safety Information Section, pages 2 and 3. 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 extension cord.
STORAGE ! CAUTION Disconnect heater from propane supply tank(s). 1. Store propane tank(s) in safe manner. See Chapter 5 of Standard 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. Store in dry, clean, and safe place. Do not store hose/regulator assembly inside heater combustion chamber. 4.
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. Figure 5 - Upper Shell Removal Fan IMPORTANT: Remove fan from motor shaft before removing motor from heater.
SPECIFICATIONS Output 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 150,000 Propane Vapor Only 1.6 7.0 10 psi Tank Pressure 13" WC 9.75" WC 550 3,450 RPM, 1/8 HP 120 V/60 Hz 2.2 Direct Spark, Interrupted Type .13/.
ILLUSTRATED PARTS BREAKDOWN HP155A 2 31 3 24 1 5 6 9 8 4 32 7 23 11 25 10 37 30 34 26 33 43 38 21 22 12 29 6 20 42 19 40 16 42 7 28 35 15 20 17 39 36 18 41 14 13 27 8 Note: Screws are standard hardware items 12 101568
PARTS LIST KEY NO.
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