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R
PORTABLE
FORCED
AIR HEATERS
OWNER’S MANUAL
Heater Sizes: 30,000 70,000 90,000 150,000 Btu/Hr
Models: BY30CE, BY70CE, BY100CE, and BY150CE
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............................................................................................. 5 Assembly .............................................................................................. 5 Theory of Operation .............................................
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SAFETY WARNINGS (Continued) • Use only kerosene or No. 1 fuel oil to avoid risk of fire or explosion. Never use INFORMATION gasoline, naphtha, paint thinners, alcohol, or other highly flammable fuels. Continued • Fueling a) Personnel involved with fueling shall be qualified and thoroughly familiar with the manufacturer's instructions and applicable regulations regarding the safe fu- eling of heating units. b) Only the type of fuel specified on the heater's data plate shall be used. c) All flame,
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Hot Air Outlet PRODUCT Handle Upper Shell IDENTIFICATION Fan Guard Lower Shell Air Filter End Cover Fuel Tank Fuel Cap Side Cover Flame-Out Control Reset Button Power Cord Figure 1 - 30/70,000 Btu/Hr Models Hot Air Outlet Upper Shell Lower Shell Fuel Cap Fan Guard Fuel Tank Side Cover Power Cord Flame-Out Control Reset Button Figure 2 - 90/150,000 Btu/Hr Models 4 102422
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1. Remove all packing items applied to heater for shipment. UNPACKING 2. Remove all items from carton. 3. Check items for any shipping damage. If heater is damaged, promptly inform dealer where you bought heater. These models are furnished with wheels and handles. Wheels, handles, and the ASSEMBLY mounting hardware are found in the shipping carton. (For 90,000 and 150,000 Tools Needed Btu/Hr Models Only) • Medium Phillips Screwdriver • 3/8" Open or Adjustable Wrench • Hammer 1. Slide axle throug
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The Fuel System: The air pump forces air through the air line. The air is then THEORY OF pushed through the burner head nozzle. This air causes fuel to lift from the tank. A OPERATION fine mist of fuel is sprayed into the combustion chamber. 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 electronic ignitor sends voltage to the spark plug. The spark plug igni
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VENTILATION WARNING Follow the minimum fresh, outside air ventilation requirements. If proper fresh, outside air ventilation is not provided, carbon monoxide poisoning can occur. Provide proper fresh, outside air ventilation before running heater. Provide a fresh air opening of at least 2800 square cm (three square feet) for each 100,000 BTU/Hr rating. Provide extra fresh air if more heaters are being used. Example: A 150,000 Btu/Hr heater requires one of the following: • a two-car garage door
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To Stop Heater OPERATION 1. Unplug power cord from outlet. Continued To Restart Heater 1. Wait 2 minutes after stopping heater. 2. Repeat steps under To Start Heater, page 7. Note: If shipping, transport companies require fuel tanks to be empty. STORING, 1. Drain fuel tank. TRANSPORTING, Note: Some models have drain plug on underside of fuel tank. If so, remove drain plug to drain all fuel. If heater does not have drain plug, drain fuel OR SHIPPING through fuel cap opening. Be sure all fuel is r
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TROUBLE- WARNING SHOOTING Never service heater while it is plugged in, operating, or hot. Severe burns and electrical shock can occur. OBSERVED FAULT POSSIBLE CAUSE REMEDY Wrong pump pressure See Pump Pressure Heater ignites, but flame-out control Adjustment, page 14. shuts off heater after Dirty air output, air intake, See Air Output, Air Intake a short period of and lint filters and Lint Filters, page 14. time. Dirty fuel filter See Fuel Filter, page 11. Dirt in nozzle See Nozzle, pages 15 a
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SERVICE WARNING PROCEDURES Never service heater while it is plugged in, operating, or hot. Severe burns and electrical shock can occur. Upper Shell Upper Shell Removal 1. Remove screws and lock washers along each side of heater using 5/16" nut- Fan Guard driver. These screws attach upper and lower shells together. 2. Lift upper shell off. 3. Remove fan guard. Figure 7 - Upper Shell Removal, 30/70,000 Btu/Hr Models Upper Shell Fan Guard Figure 8 - Upper Shell Removal, 90/150,000 Btu/Hr Models 10
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Fuel Filter Fuel Filter (30/70,000 Btu/Hr Models) 1. Remove side cover screws using 5/16" nut-driver. 2. Remove side cover. 3. Pull rubber fuel line off fuel filter neck. 4. Carefully pry bushing and fuel filter out of fuel tank. 5. Wash fuel filter with clean fuel and replace in tank. 6. Attach rubber fuel line to Side Cover fuel filter neck. 7. Replace side cover. Fuel Line Figure 9 - Fuel Filter Removal, 30/70,000 Btu/Hr Models Fuel Filter (90/150,000 Btu/Hr Models) Fuel Filter, Bushing, 1. Remov
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Spark Plug Combustion (30,000 Btu/Hr Model) Chamber 1. Remove upper shell (see page 10). 2. Remove fan (see page 18). 3. Remove fuel and air line hoses from nozzle Spark Plug Burner assembly. Mounting Nut Strap Spark 4. Remove spark plug wire Plug Spark Plug from spark plug. Wire 5. Remove two screws using 5/16" nut-driver and remove burner strap. 6. Place hex-body of spark plug into vise and tighten. 7. Remove spark plug Nozzle mounting nut using 11/16" Assembly open-end wrench. 8. Remove burne
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Spark Plug (70/90/150,000 Btu/Hr Models) Spark Plug Burner 1. Remove upper shell (see Wire Head page 10). 2. Remove fan (see page 18). 3. Remove spark plug wire from spark plug. 4. Remove spark plug from burner head using 13/16" open-end wrench. Spark 5. Clean and regap spark plug Plug electrodes as follows: 70/90,000 Btu/Hr Models: 1.4 mm (.055") gap 150,000 Btu/Hr Model: 2.2 mm (.085") gap 6. Install spark plug in burner Figure 14 - Spark Plug Removal, 70/90/150,000 Btu/Hr Models head. 7. Atta
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Air Intake Filter Air Output, Air Intake, Filter End and Lint Filters Cover Fan Guard 1. Remove upper shell (see page 10). 2. Remove filter end cover screws using 5/16" nut- driver. Lint Filter 3. Remove filter end cover. Air Output 4. Replace air output and lint Filter filters. 5. Wash or replace air intake filter (see Preventative Maintenance Schedule, Figure 16 - Air Output, Air Intake, and Lint Filters, page 8). 30/70,000 Btu/Hr Models 6. Replace filter end cover. Air Intake Filter 7. Replace fan
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Combustion Nozzle Chamber (30,000 Btu/Hr Model) 1. Remove upper shell (see page 10). 2. Remove fan (see page 18). 3. Remove fuel and air line hoses from nozzle assem- bly. 4. Turn nozzle assembly 1/4 Nozzle turn to left and pull toward Assembly motor to remove. 5. Place plastic hex-body into vise and lightly tighten. 6. Carefully remove nozzle from the nozzle adapter Fuel Line Hose using 5/8" socket wrench. Air Line Hose 7. Blow compressed air thru face of nozzle. This will Figure 20 - Removing
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Nozzle (70/90/150,000 Btu/Hr Models) Combustion 1. Remove upper shell (see Chamber page 10). 2. Remove fan (see page 18). 3. Remove fuel and air line hoses from burner head. Spark Plug 4. Remove spark plug wire Burner Head Wire from spark plug. 5. Remove spark plug from burner head using 13/16" open-end wrench. 6. Remove three screws using 5/16" nut-driver and Screw remove burner head from Spark combustion chamber. Plug 7. Place burner head into vise and lightly tighten. 8. Carefully remove nozz
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Blade Air Pump Rotor Pump Intake (Procedure if rotor is binding) Plate Filter 1. Remove upper shell (see Filter End page 10). Cover 2. Remove filter end cover Fan Guard screws using 5/16" nut- driver. 3. Remove filter end cover Insert and air filters. Rotor 4. Remove pump plate Air Output screws using 5/16" nut- Filter driver. 5. Remove pump plate. Figure 25 - Rotor Location, 30/70,000 Btu/Hr Models 6. Remove rotor, insert, and blades. Pump Blade Plate 7. Check for debris in pump. Air Intake If deb
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Fan IMPORTANT: Remove fan from motor shaft before removing motor from heater. The weight of the motor Fan Setscrew resting on the fan could damage the fan pitch. 1. Remove upper shell (see page 10). 2. Use 1/8" allen wrench to loosen setscrew which holds fan to motor shaft. Motor 3. Slip fan off motor shaft. Shaft 4. Clean fan using a soft cloth moistened with kerosene or solvent. 5. Dry fan thoroughly. Figure 29 - Fan, Motor Shaft, and Setscrew Location 6. Replace fan on motor shaft. Place fan
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230V/50Hz WIRING Blue Brown DIAGRAMS Green/Yellow White White B Spark Plug Flame- White Blue Blue Orange Terminal Reset Ignitor Motor Out Board Button Control Photocell Red Red Green/ R Yellow Red Figure 31 - Wiring Diagram, 30/150,000 Btu/Hr Models 230V/50Hz Blue Brown Green/Yellow White White B Spark Plug Flame- Orange White Blue Blue Terminal Reset Ignitor Motor Out Board Button Control Photocell Red Red Green/ R Yellow Red Red S or 2 M or 3 Black Motor Start Relay L or 1 Figure 32 - Wiring D
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ILLUSTRATED 3 1 PARTS 43 BREAKDOWN 2 30,000 Btu/Hr Model 4 11-5 11-1 5 11-2 6 11 8 7 9 11-4 15 11-3 13 12 18 13 16 23 17 19 24 20 21 22 43 33 34 25 44 27 41 43 31 29 26 42 30 37 28 35 32 36 18-1 38 18-2 18-3 18-4 14 10 18-5 39 18-6 18-7 40 18-18 18-8 18-17 18-9 18-16 18-10 18-15 18-11 18-14 18-12 Motor and Pump Assembly 18-13 20 102422
