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CANADIAN
PROPANE
CONSTRUCTION
HEATER
OWNER’S MANUAL
Heater Size: 50,000 BTU/Hr
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.
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SECTION PAGE CONTENTS Safety Information ......................................................................... 2 Product Identification .................................................................... 4 Unpacking...................................................................................... 4 Theory of Operation ...................................................................... 5 Propane Supply .............................................................................. 5 Ins
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SAFETY WARNINGS Continued WARNING ICON G 001 INFORMATION Propane Gas: Propane gas is odorless. An odor-making agent is added to propane Continued 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. • For indoor use only. Provide adequate ventilation. •
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PRODUCT Hot Air Outlet (Front) IDENTIFICATION Shell Handle Motor Fan Guard Start Switch Button Heater Base Piezo Ignitor Button Automatic Control Valve Inlet Button Connector Power Cord Hose /Regulator Assembly Figure 1 - 50,000 BTU/Hr Model 1. Remove all packing items applied to heater for shipment. Keep plastic cover UNPACKING caps (attached to inlet connector and hose/regulator assembly) for storage. 2. Remove all items from carton. 3. Check all items for shipping damage. If heater is damaged
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The Fuel System: The hose/regulator assembly attaches to the propane gas THEORY OF supply. This provides fuel to the heater. OPERATION 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 piezo ignitor lights the burner. The Automatic Control System: This system causes the heater to shut down if the flame goes out. Fan Combustion Chamber Motor Clean Heated Air Ou
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INSTALLATION WARNING WARNING ICON G 001 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. WARNING WARNING ICON G 001 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
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4. Open propane supply valve on propane tank(s) slowly. Note: If not opened INSTALLATION slowly, excess-flow check valve on propane tank will stop gas flow. If this Continued happens, close propane supply valve and open again slowly. 5. Check all connections for leaks. WARNING WARNING ICON G 001 Never use an open flame to check for a leak. Apply a mix- ture of liquid soap and water to all joints. Bubbles forming show a leak. Correct all leaks at once. 6. Close propane supply valve. VENTILATION WARN
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5. Open propane supply valve on propane tank(s) slowly. Note: If not opened OPERATION slowly, excess-flow check valve on propane tank will stop gas flow. If this Continued happens, close propane supply valve and open again slowly. WARNING WARNING ICON G 001 Be sure motor and fan are running before pushing in auto- matic control valve button. Flames could flash outside heater if motor and fan are not running. 6. Push in and hold automatic control valve button (see Figure 5). Push piezo ignitor butt
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STORAGE CAUTION WARNING ICON G 001 Disconnect heater from propane supply tank(s). 1. Store propane tank(s) in safe manner. Follow all local codes. Always store propane tanks outdoors. 2. Place plastic cover caps over brass fittings on inlet connector and hose/regula- tor assembly. 3. Store in dry, clean, and safe place. Do not store 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 for
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TROUBLE- WARNING WARNING ICON G 001 SHOOTING Never service heater while it is plugged in, connected to propane supply, operating, or hot. Severe burns and electrical shock can occur. OBSERVED FAULT POSSIBLE CAUSE REMEDY Fan does not turn No electrical power Check voltage to electrical out- when heater is to heater let. If voltage is good, check plugged in and start heater power cord for breaks. switch depressed. Fan hitting inside of Adjust motor/fan guard to keep heater shell fan from hitting i
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SERVICE WARNING WARNING ICON G 001 PROCEDURES Never service heater while it is plugged in, connected to propane supply, operating, or hot. Severe burns and elec- Motor trical shock can occur. 1. Access ground screw through underside of heater base. Remove ground screw. Disconnect the green motor wire and the green power cord wire from underside of Ground Screw shell (see Figure 6). 2. Remove blue, white, and yellow motor wires from Wire Guard Screws terminal board (see Figure 6). 3. Remove two w
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Motor (Continued) 12. Place motor and fan guard into rear of heater shell. Carefully route motor wires through hole in shell (see Figure 10). 13. Insert three screws through heater shell and into fan guard. Tighten screws firmly. 14.Turn heater on its side to access opening in bottom of base. Connect green motor wire and green power cord wire to heater shell using Hole in Shell ground screw (see Figure 6, for Motor Wires page 11). 15. Attach blue, white, and yel- low wires to empty connec- tors o
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Ignitor 1. Remove motor and fan guard from heater (see Motor, page 11, steps 1 through 5). 2. Remove black ignitor wire Piezo Ignitor from piezo ignitor. Access Bushing ignitor wire through Ignitor Wire underside of heater base (see Figure 11). Push wire Underside of up through bushing in Heater Base heater shell. 3. Remove ignitor mounting screw from rear head Figure 11 - Removing Ignitor Wire from Piezo Ignitor using nut-driver or stan- dard screwdriver (see Figure 12). 4. Remove ignitor from
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Input Rating 52.223 kJ/Hr (49,500 BTU/Hr) SPECIFICATIONS Fuel Propane Vapor Only Fuel Consumption Liters/Hour (Gallons/Hour) 1.9 (0.5) Kilos/Hour (Pounds/Hour) 1.04 (2.3) Supply Pressure To Regulator Minimum (for purposes 69 kPa (10 psi) of input adjustment) Maximum Tank Pressure or 1379 kPa (200 psi) Regulator Outlet Pressure 45.7 cm (18") WC Manifold Pressure 42 cm (16.5") WC Motor 3100 RPM Electric Input 120 volt/60 hertz Amperage 3 amps Ignition Manual, Piezo Weight Heater 7 kg (15.5 po
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Part Number Description ACCESSORIES LPA1020 10' Rubber Hose with Brass Fitting Purchase accessories and parts from your nearest dealer LPA2140 Propane Gas Regulator or service center. If they can not supply an accessory or LPA3055 Hose/Regulator Assembly part, call DESA Industries’ LPA4020 Fuel Gas Connector Parts Department at 905-826- Connects regulator to all standard propane tanks. 8010. You can also write to Includes excess-flow check valve. the address listed on the back page of this manua
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_______________________________________________________________ NOTES _______________________________________________________________ _______________________________________________________________ _______________________________________________________________ _______________________________________________________________ _______________________________________________________________ _______________________________________________________________ ______________________________________________
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_______________________________________________________________ NOTES _______________________________________________________________ _______________________________________________________________ _______________________________________________________________ _______________________________________________________________ _______________________________________________________________ _______________________________________________________________ ______________________________________________
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WARRANTY AND REPAIR SERVICE WARRANTY SERVICE Should your heater require service, return it to your LIMITED WARRANTY nearest authorized service center. Proof of purchase must be presented with the heater. The heater will be in- DESA Industries warrants this product and any parts spected. A defect may be caused by faulty materials or thereof, to be free from defects in materials and work- workmanship. If so, DESA Industries will repair or manship for six (6) months from the date of first purchase
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APPAREILS CANADIENS DE CHAUFFAGE AU PROPANE POUR LA CONSTRUCTION MANUEL D’UTILISATION Dimension de l’appareil de chauffage : 50 000 BTU/Hr IMPORTANT Veiller à lire et comprendre ce manuel avant de monter, de mettre en marche ou d’effectuer l’entretien de cet appareil. Une mauvaise utilisation de cet appareil peut causer des blessures graves. Conserver ce manuel pour s’y reporter plus tard. 101489-01 Rev. B 07/94
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SECTION PAGE TABLE DES Notes sur la sécurité....................................................................2 MATIÈRES Nomenclature des pièces ............................................................4 Déballage ....................................................................................4 Principes de fonctionnement ......................................................5 Alimentation en propane ............................................................5 Installation ............
