Master 100000 BTU/Hr Owner's Manual
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Master 100000 BTU/Hr Owner's Manual

Portable forced air heaters
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R
PORTABLE
FORCED
AIR HEATERS
OWNER'S MANUAL
100 SIDE
PV 002
150 SIDE HANDLE
PFA/PV 005
Heater Sizes: 70,000 100,000 150,000 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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Summary of Contents for Master 100000 BTU/Hr

  • Page 1 PORTABLE FORCED AIR HEATERS OWNER’S MANUAL 100 SIDE PV 002 150 SIDE HANDLE PFA/PV 005 Heater Sizes: 70,000 100,000 150,000 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.

  • Page 2: Table Of Contents

    CONTENTS SECTION Safety Information ... 3 Product Identification ... 4 Unpacking ... 5 Assembly ... 5 Theory of Operation ... 6 Fuels ... 6 Ventilation ... 7 Operation ... 7 Storage ... 8 Preventative Maintenance Schedule ... 8 Troubleshooting ... 9 Service Procedures ...

  • Page 3: Safety Information

    SAFETY INFORMATION 101585 WARNINGS Read this owner’s manual carefully and completely IMPORTANT: before trying to assemble, operate, or service this heater. Improper use of this heater can cause serious injury or death from burns, fire, explosion, electrical shock, and carbon monoxide poisoning. Carbon monoxide poisoning may lead to death! Carbon Monoxide Poisoning: Early signs of carbon monoxide poisoning resemble the flu, with headaches, dizziness, or nausea.

  • Page 4: Product Identification

    PRODUCT IDENTIFICATION Hot Air Outlet Upper Shell Lower Shell Fuel Tank Side Cover Flame-Out Control Reset Button Power Cord 35/50/70,000 BTU/HR DOMESTIC Figure 1 - 70,000 BTU/Hr Model Hot Air Outlet Lower Shell Fuel Cap Side Cover Hot Air Figure 2 - 100,000 BTU/Hr Model Outlet Lower Shell...

  • Page 5: Unpacking

    UNPACKING ASSEMBLY (For 100,000 and 150,000 BTU/Hr Models Only) 101585 1. Remove all packing items applied to heater for shipment. 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.

  • Page 6: Theory Of Operation

    THEORY OF OPERATION Clean Heated Air Out Fuel Tank FUELS The Fuel System: The air pump forces air through the air line. The air is then pushed through the burner head nozzle. This air causes fuel to lift from the tank. A fine mist of fuel is sprayed into the combustion chamber.

  • Page 7: Ventilation

    VENTILATION OPERATION 101585 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 three square feet (2800 square cm) for each 100,000 BTU/Hr rating.

  • Page 8: To Restart Heater

    OPERATION Continued STORAGE PREVENTATIVE MAINTENANCE SCHEDULE To Stop Heater 1. Unplug power cord from outlet. To Restart Heater 1. Wait 2 minutes after stopping heater. 2. Repeat steps under To Start Heater, page 7. 1. Drain fuel tank. Note: Some models have drain plug on underside of fuel tank. If so, remove drain plug to drain all fuel.

  • Page 9: Troubleshooting

    TROUBLE- SHOOTING 101585 WARNING Never service heater while it is plugged in, operating, or hot. Severe burns and electrical shock can occur. OBSERVED FAULT POSSIBLE CAUSE Wrong pump pressure Heater ignites, but flame-out control shuts off heater after Dirty air output, air intake, a short period of time and lint filters Dirty fuel filter...

  • Page 10: Service Procedures

    SERVICE PROCEDURES 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 upper shell off. 3. Remove fan guard. Fuel Filter (70,000 BTU/Hr Model) 1. Remove side cover screws using 5/16"...

  • Page 11: Fuel Filter (100/150,000 Btu/Hr Models)

    Fuel Filter (100/150,000 BTU/Hr Models) 1. Remove side cover screws using 5/16" nut-driver. 2. Remove side cover. 3. Pull upper fuel line off fuel filter neck. 4. Carefully pry bushing, lower fuel line, and fuel filter out of fuel tank. 5.

  • Page 12: Air Output, Air Intake, And Lint Filters

    Air Output, Air Intake, and Lint Filters 1. Remove upper shell (see page 10). 2. Remove filter end cover screws using 5/16" nut- driver. 3. Remove filter end cover. 4. Replace air output and lint filters. 5. Wash or replace air intake filter (see Preventative Maintenance Schedule, page 8).

  • Page 13: Nozzle

    Nozzle 1. Remove upper shell (see page 10). 2. Remove fan (see page 15). 3. Remove fuel and air line hoses from burner head. 4. Remove spark plug wire from spark plug. 5. Remove spark plug from burner head using 13/16" open-end wrench.

  • Page 14: Pump Rotor

    Pump Rotor (Procedure if rotor is binding) 1. Remove upper shell (see page 10). 2. Remove filter end cover screws using 5/16" nut- driver. 3. Remove filter end cover and air filters. 4. Remove pump plate screws using 5/16" nut- driver.

  • Page 15: Fan

    IMPORTANT: Remove fan from motor shaft before removing motor from heater. The weight of the motor 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.

  • Page 16: Illustrated Parts Breakdown And Parts List

    ILLUSTRATED PARTS BREAKDOWN 70,000 BTU/Hr 10-1 10-2 10-3 10-4 10-5 10-6 Burner Head Assembly 18-1 18-2 18-3 18-4 18-18 18-17 18-16 18-15 18-14 Motor and Pump Assembly 10-7 18-5 18-6 18-7 18-8 18-9 18-10 18-11 18-13 18-12 101585...
  • Page 17 PARTS LIST 70,000 BTU/Hr PART PART NUMBER DESCRIPTION M51104-01 Handle 098511-54 Upper Shell 100647-01 Screw, #10-16 x 1/2" 098512-34 Combustion Chamber M11084-29 Screw, #10-16 x 3/4" M16660 Photocell Bracket M10908-2 Screw, #6-32 x 3/8" HA3019 Photocell Assembly 099055-07 Power Cord Burner Head Assembly 10-1 M50880-01...

  • Page 18: 100,000 Btu/Hr Model

    ILLUSTRATED PARTS BREAKDOWN 100,000 BTU/Hr BURNER HEAD 100 EAI/EBI Burner Head Assembly 13-1 13-3 13-2 13-4 13-18 13-17 13-16 13-15 13-14 Motor and Pump Assembly PFA/P 022 13-5 13-6 13-7 13-8 13-9 13-13 13-12 13-10 13-11 101585...
  • Page 19 PARTS LIST 100,000 BTU/Hr PART PART NUMBER DESCRIPTION 098511-138 Upper Shell 100647-01 Screw, #10-16 x 1/2" 098512-31 Combustion Chamber M16660 Photocell Bracket HA3019 Photocell Assembly M27417 Drain Plug M10908-2 Screw, #6-32 x 3/8" Burner Head Assembly M23103 Nozzle M10659-1 Nozzle Seal Washer M10809-1 Nozzle Seal Spring M8882...

  • Page 20: 150,000 Btu/Hr Model

    ILLUSTRATED PARTS BREAKDOWN 150,000 BTU/Hr BURNER HEAD 100 EAI/EBI Burner Head Assembly 10-1 10-3 10-2 10-4 10-5 10-18 10-17 10-16 10-15 10-14 Motor and Pump Assembly PFA/P 022 10-6 10-7 10-8 10-9 10-10 10-11 10-13 10-12 101585...
  • Page 21 PARTS LIST 150,000 BTU/Hr PART NUMBER DESCRIPTION 098511-138 Upper Shell 100647-01 Screw, #10-16 x 1/2" 098512-29 Combustion Chamber 099229-01 Photocell Bracket M10908-2 Screw, #6-32 x 3/8" HA3019 Photocell Assembly Burner Head Assembly HA3010 Nozzle with Sleeve M10659-1 Nozzle Washer M10809-1 Nozzle Spring M8882 Nozzle Sleeve...

  • Page 22: Wheels And Handles (100/150,000 Btu/Hr Models)

    100,000 AND 150,000 BTU/Hr MODELS KEY PART NO. NUMBER WHEELS AND HANDLES FOR PART DESCRIPTION HA2203 Handles HA2204 Handles M12345-33 Screw, #10-24 x 1 3/4" M12342-3 Wheel Support Frame M12831-3 Wheel Support Frame NTC-3C Hex Nut, #10-24 097896-01 Wheel M28526 Cap Nut M51015-01 Axle...

  • Page 23: Wiring Diagram

    WIRING DIAGRAMS ACCESSORIES Purchase accessories from your local dealer. 101585 White Spark Plug Orange Ignitor Motor Green/ Yellow S or 2 M or 3 Black Motor Start Relay L or 1 Figure 26 - Wiring Diagram HEAVY DUTY WHEELS AND HANDLE KIT - HA1202 For heavy duty applications.

  • Page 24: Specifications

    WARRANTY AND REPAIR SERVICE EQUIPMENT - LIMITED 90 DAY WARRANTY DESA International warrants new Products sold by it to be free from defects in material or workmanship for a period of ninety days after date of delivery to the first user and subject to the following conditions: DESA International's obligation and liability under this Warranty is expressly limited to repairing or replacing at DESA...

This manual is also suitable for:

150000 btu/hr70000 btu/hr

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