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KEROSENE HIGH PRESSURE
PORTABLE FORCED AIR HEATERS
OWNER’S MANUAL
TABLE OF CONTENTS
Safety Information ............................................... 2 Troubleshooting ................................................... 7
Product Identification ........................................... 3 Service Procedures ........................................... 10
Unpacking ........................................................... 3 Illustrated Parts Breakdown and Parts List ....... 14
Operation ......
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e) At no time shall more than one dayʼs supply SAFETY INFORMATION of heater fuel be stored inside a building in IMPORTANT: Read this owner’s the vicinity of the heater. Bulk fuel storage shall be outside the structure. manual carefully and completely f) All fuel storage shall be located a minimum of before trying to assemble, operate 25 feet from heaters, torches, welding equipment or service this heater. Improper and similar sources of ignition (exception: the use of this heater can c
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SAFETY INFORMATION UNPACKING Continued 1. Remove all protective packing applied to heater for shipment. 17. Never use heater in living or sleeping areas. 2. Remove heater from shipping container. 18. Never block air inlet (rear) or air outlet (front) 3. Check heater for any shipping damage. If of heater. heater is damaged, promptly inform dealer 19. Never move, handle, refuel or service a hot, where you bought heater. operating or plugged-in heater. 20. Never attach duct work to front or r
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TO START HEATER FUELS 1. Follow all ventilation and safety information. WARNING: Use only kero- 2. Locate heater to provide maximum circulation of the heated air. Follow all location require- sene, #1#2 diesel/fuel oil, JET ments noted in Safety Information, page 2. A or JP-8 fuels to avoid risk 3. Fill fuel tank with kerosene, #1#2 diesel/fuel of fire or explosion. Never use oil, JET A or JP-8 fuels. gasoline, naphtha, paint thin- 4. Attach fuel cap. ners, alcohol or other highly 5. Set t
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OPERATION STORING, Continued TRANSPORTING OF SHIPPING Note: If shipping transport companies require fuel tanks to be empty. 1. Drain all fuel from fuel lines and pump/filter (see Fuel Filters, page 12). 2. Clean and flush fuel filter in fuel pump if Flame-Out equipped (see Fuel Filters, page 12). Control Reset Button 3. Remove drain plug and drain fuel tank. 4. Replace drain plug. Figure 4 - Flame-Out Control Reset 5. If any debris is noted in old fuel, add 1 or 2 Button quarts of clean
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ENGINE OFF If the voltage does not measure in this range the OPERATION WITH heater should not be plugged into the generator. PORTABLE GENERATOR Refer to Operation, page 4, for starting, stopping and resetting heater procedures. WARNING: Before operating Copper Alternator heater or any appliance from a or Brass portable generator, verify that Grounding Point generator has been properly con- nected to earth ground. Improper grounding or failure to ground generator can result in electr
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TROUBLESHOOTING WARNING: Never service heater while it is plugged in, operating or hot. Severe burns and electrical shock can occur. Only a qualified service person should service and repair heater. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Motor does not start when heater 1. No power or low voltage at 1. A) Check condition of power is plugged in and thermostat set- heater due to: cord or extension cord. Repair ting is higher than surrounding A) Damaged power cord or or replace if damaged air
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TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Heater will not ignite, but motor 1. A) Fuel tank empty 1. A) Add fuel to tank runs for a short period of time. B) Water in fuel B) Check fuel tank for bubbles C) Wrong fuel of water in bottom. If found, remove fuel (see Storing, Transporting, or Shipping, page 5). Clean tank and fuel filters (see Fuel Filters, page 12). Fill with clean fuel C) Remove wrong fuel (see Storing, Transporting, or Ship- ping, page 5). Clean tank
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TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Heater ignites, but flame-out 1. Wrong pump pressure 1. Adjust pump pressure (see control shuts off heater after a Pump Pressure Adjustment short period of time sections, page 11) 2. Dirty fuel filters 2. Clean fuel filters (see Fuel Filters, page 12) 3. Dirt in nozzle 3. Replace nozzle (see Nozzle, page 10) 4. Dirty photocell lens 4. Clean photocell lens with clean cotton swab 5. Open or damaged photocell 5. Replace photocell
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SPARK PLUG SERVICE PROCEDURES 1. Remove upper shell (see Upper Shell Removal). WARNING: Never service 2. Remove spark plug wire from spark plug (see heater while it is plugged in, op- Figure 8). erating or hot. Severe burns and 3. Remove spark plug from burner head using electrical shock can occur. Only 13/16" open-end wrench (see Figure 8). a qualified service person should 4. Replace spark plug if damaged or heavily service and repair heater. coated with carbon. 5. Clean and regap spa
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PUMP PRESSURE ADJUSTMENT SERVICE PROCEDURES FOR HEATERS WITH FUEL FILTER Continued INTERNAL TO PUMP 8. Inspect nozzle for damage. If damaged or 1. Remove pressure gauge plug from fuel pump clogged, replace nozzle. port marked “GAUGE.” 9. Make sure plug is in place on burner head. 2. Install accessory pressure gauge (part number 10. Replace nozzle into burner head and tighten 110380-01) to fuel pump port marked “GAUGE” firmly (175-200 inch-pounds). (see Figure 12). Do not use bleeder valv
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FUEL LINES SERVICE PROCEDURES (Procedure for Tightening Fuel Lines) Continued 1. Remove upper shell (see Upper Shell Re- PUMP moval, page 10). (Procedure if Pump is Binding) 2. Use an adjustable wrench as a backup on 1. Remove upper shell (see Upper Shell Re- fittings. moval, page 10). 3. Use 7/16" wrench and tighten fuel lines at 2. Loosen hex screw on flange clamp at rear of solenoid valve, pump and fuel filter canister motor with 5/16" nut-driver (see Figure 13). (if equipped) (see Figur
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SERVICE PROCEDURES Fuel Pump (Filter Continued Under Cover) FUEL FILTERS A. Tank Fuel Filter 1. Disconnect fuel lines from pump and fuel filter Fuel canister (if equipped) with 7/16" wrench (see Lines Figures 17 or Figure 18 on page 13). Fuel 2. Carefully pry fuel filter loose from fuel tank Filter with flat end of screwdriver. 3. Inspect fuel filter for water or dirt. Figure 17 - Removing Tank Fuel Filter 4. Rinse fuel filter and fuel lines with clean kerosene. 5. Replace fuel filter into
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ILLUSTRATED PARTS BREAKDOWN MODELS B350D, SB350D AND R350A 2 1 2 3 4 5 21 9 2 6 7 8 19 10 20 14 4 21 13 12 22 11 15 25 13 16 23 17 26 30 18 28 31 24 27 29 20 41 32 34 2 39 33 34 35 4 2 40 36 38 37 37 14 www.desatech.com 110098-01F
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PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Repair Service on the back page of this manual. MODELS B350D, SB350D AND R350A KEY NO. PART NO. DESCRIPTION QTY. 1 108436-02 Upper shell model B350D/SB350D (Yellow) 1 108436-01 Upper shell model R350A (White) 1 2 M11084-27 Screw, #10-16 x 1/2" 15 3 M50542-01 Combustion chamber & shield 1 4 M30865-02 Bushing 7 5 M50086 Air deflector 5 6 ** Burner head assembly 1 7
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ILLUSTRATED PARTS BREAKDOWN MODELS B600D, SB600D AND R600A 1 2 2 3 4 5 9 13 2 6 8 45 7 15 10 46 14 16 4 13 12 1 1 17 18 19 24 2 21 23 4 20 22 28 25 26 31 27 32 33 34 30 25 29 47 16 35 37 2 38 36 15 15 39 41 40 42 44 43 2 43 16 www.desatech.com 110098-01F
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PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Repair Service on the back page of this manual. MODELS B600D, SB600D AND R600A KEY NO. PART NO. DESCRIPTION QTY. 1 108396-02 Upper shell model B600D/SB600D (Yellow) 1 108396-01 Upper shell model R600A (White) 1 2 M11084-27 Screw, #10-16 x 1/2" 28 3 M50543-01 Combustion chamber & shield 1 4 M30865-02 Bushing 5 5 M50157 Air deflector 5 6 ** Burner head assembly 1 7
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ILLUSTRATED PARTS BREAKDOWN AND PART LIST BURNER HEAD ASSEMBLY 350,000 AND 600,000 BTU/HR 3 4 1 5 6 2 7 8 9 REF NO. PART NO. DESCRIPTION QTY. 1 M10908-2 Screw, #6-32 x 3/8" (350,000 Btu/Hr Only) 2 2 099229-01 Photocell Bracket (350,000 Btu/Hr Only) 1 3 HA3012 Spark Plug 1 4 M50112 Nozzle (350,000 Btu/Hr) 1 M30765 Nozzle (600,000 Btu/Hr) 1 5 M51170-01 Plug 1 6 M50924-02 Burner Head Body 1 7 69246 Straight Nipple 1 8 M50077 Solenoid Valve 1 9 M50297 Compression Elbow 1 18 www.desat
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ILLUSTRATED PARTS BREAKDOWN AND PART LIST MOTOR AND PUMP ASSEMBLY 350,000 AND 600,000 BTU/HR HEATERS WITH FUEL FILTER INTERNAL TO PUMP 2 3 5 1 6 (10 inside) 9 4 8 7 18 11 17 (3) 12 19 13 16 20 14 21 15 22 (2) REF. NO. PART NO. DESCRIPTION QTY. 1 097492-03 Wiring cover 1 2 HF5-5C Screw, 5/16-24 x 5/16" 4 3 WLE-5 External lockwasher, 5/16" 4 4 M11084-26 Screw, #10-16 x 3/8" 3 5 099562-01 Motor (350,000 Btu/Hr) 1 099562-02 Motor (600,000 Btu/Hr) 1 6 M50116 Flange clamp (holds pump to moto
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PART LIST MOTOR AND PUMP ASSEMBLY 350,000 AND 600,000 BTU/HR For Heaters With Fuel Filter/Canister External To Pump 2 3 11 5 10 1 9 6 8 14 4 7 12 20 13 19 (3) 8 22 18 17 21 15 24 23 16 25 (2) REF. NO. PART NO. DESCRIPTION QTY. 1 097492-03 Wiring cover 1 2 HF5-5C Screw, 5/16-24 x 5/16” 4 3 WLE-5 External lockwasher, 5/16” 4 4 M11084-26 Screw, #10-16 x 3/8” 3 5 099562-01 Motor (350,000 Btu/Hr) 1 099562-02 Motor (600,000 Btu/Hr) 1 6 M50116 Flange clamp (holds pump to motor) 1 7 099518-05 M
