R PORTABLE FORCED AIR HEATERS OWNER’S MANUAL Heater Sizes: 35,000 70,000 100,000 150,000 Btu/Hr Models: B35CEL, B70CEL, B100CEL, and B150CEL 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.
R PORTABLE FORCED AIR HEATERS SAFETY INFORMATION WARNINGS IMPORTANT: Read this owner’s manual carefully and completely 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. DANGER: Carbon monoxide poisoning may lead to death! Carbon Monoxide Poisoning: Early signs of carbon monoxide poisoning resemble the flu, with headaches, dizziness, and/or nausea.
OWNER’S MANUAL PRODUCT IDENTIFICATION UNPACKING 1. Hot Air Outlet 2. 3. Handle Upper Shell Fan Guard Lower Shell Air Filter End Cover Fuel Tank Fuel Cap Side Cover ON/OFF Switch with Light FUELS WARNING: Use only kerosene or No. 1 fuel oil to avoid risk of fire or explosion. Never use gasoline, naphtha, paint thinners, alcohol or other highly flammable fuels. Do not use heavy fuels such as No. 2 fuel oil or No. 2 Diesel.
R PORTABLE FORCED AIR HEATERS ASSEMBLY 2. (FOR B100CEL AND B150CEL MODELS ONLY) 3. These models are furnished with wheels and handles. Wheels, handles, and the mounting hardware are found in the shipping carton. 4. Tools Needed • Medium Phillips Screwdriver • 3/8" Open or Adjustable Wrench • Hammer 1. Slide axle through wheel support frame. Install wheels on axle. IMPORTANT: When installing wheels, point extended hub of wheels toward wheel support frame (see Figure 3). 5.
OWNER’S MANUAL THEORY OF OPERATION EXTENSION CORD WIRE SIZE REQUIREMENTS OPERATION WARNING: Review and understand the warnings in the Safety Information section, page 2. They are needed to safely operate this heater. Follow all local codes when using this heater. 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. Up to 30.
R PORTABLE FORCED AIR HEATERS STORING, TRANSPORTING, OR SHIPPING Note: If shipping, transport companies require fuel tanks to be empty. 1. Drain fuel tank. 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 through fuel cap opening. Be sure all fuel is removed. 2. Replace drain plug if provided. 3. If any debris is noted in old fuel, add 1 or 2 quarts of clean kerosene to tank, stir, and drain again.
OWNER’S MANUAL TROUBLESHOOTING Continued FAULT CONDITION POSSIBLE CAUSE REMEDY Motor starts and runs but heater does not ignite (ON/OFF switch light remains on) 1. 2. 3. 4. 5. 1. 2. 3. 4. 5. No fuel in tank Pump pressure incorrect Dirty fuel filter Obstruction in nozzle assembly Water in fuel tank Fill tank with kerosene See Pump Pressure Adjustment, page 10 See Fuel Filter, page 8 See Nozzle Assembly, page 11 Drain and flush fuel tank with clean kerosene.
R PORTABLE FORCED AIR HEATERS Upper Shell SERVICE PROCEDURES Upper Shell Fan Guard WARNING: Never service heater while it is plugged in, operating, or hot. Severe burns and electrical shock can occur. Fan Guard UPPER SHELL REMOVAL 1. 2. 3. Remove screws and lock washers along each side of heater using 5/16" nutdriver. These screws attach upper and lower shells together. Lift upper shell off. Remove fan guard.
OWNER’S MANUAL SERVICE PROCEDURES 6. Continued IGNITOR 1. 2. 3. 4. 5. 7. Remove upper shell and fan guard (see page 8). Remove fan (see page 13). Remove 4 side cover screws with a 5/16" nut driver. Remove side cover (see Figure 9 or 10, page 8). Disconnect ignitor wires (yellow) from ignition control assembly (see Figure 11). Pull the ignitor wires up through the hole in the lower shell. Disconnect fuel line hose and air line hose. Remove photocell from photocell bracket (see Figure 11).
R PORTABLE FORCED AIR HEATERS Air Intake Filter SERVICE PROCEDURES Filter End Cover Continued Fan Guard AIR OUTPUT, AIR INTAKE, AND LINT FILTERS 1. 2. 3. 4. 5. 6. 7. Remove upper shell (see page 8). Remove filter end cover screws using 5/16" nut-driver. Remove filter end cover. Replace air output and lint filters. Wash or replace air intake filter (see Preventative Maintenance Schedule, page 6). Replace filter end cover. Replace fan guard and upper shell.
OWNER’S MANUAL Combustion Chamber SERVICE PROCEDURES Nozzle Adapter Bracket Continued NOZZLE ASSEMBLY 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. FUEL AND AIR LINE REPLACEMENT AND PROPER ROUTING Remove upper shell (see page 8). Remove fan (see page 13). Remove fuel and air line hoses from nozzle assembly (see Figure 17, 18 or 19). Turn nozzle assembly 1/4 turn to left and pull toward motor to remove (see Figure 20). Place plastic hex-body into vise and lightly tighten.
R PORTABLE FORCED AIR HEATERS Blade Pump Plate SERVICE PROCEDURES Air Intake Filter Continued PUMP ROTOR Filter End Cover (Procedure if Rotor is Binding) 1. 2. 3. 4. 5. 6. 7. 8. 9. Remove upper shell (see page 8). Remove filter end cover screws using 5/16" nut-driver. Remove filter end cover and air filters. Remove pump plate screws using 5/16" nut-driver. Remove pump plate. Remove rotor, insert, and blades. Check for debris in pump. If debris is found, blow out with compressed air.
OWNER’S MANUAL IGNITION CONTROL ASSEMBLY SERVICE PROCEDURES Continued Installing the New Assembly CAUTION: Ignition control assembly contains electrostatic components. Handle the assembly by the edges of the printed circuit board. Do not touch any of the quick connect terminals or electronic components. WARNING: Unplug heater before servicing. 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.
R PORTABLE FORCED AIR HEATERS ILLUSTRATED PARTS BREAKDOWN 4 1 2 5 B35CEL MODEL 9-1 36 9-2 9-6 9-5 3 9 7 6 11 9-4 9-3 8 21 10 12 18 26 13 20 22 16 23 24 28 37 39 30 27 29 38 25 35 34 31 12-1 19 12-2 17 15 12-3 14 12-4 33 32 43 12-5 41 12-18 42 40 12-6 12-7 12-17 12-16 12-8 12-9 12-15 12-13 12-14 12-10 Motor and Pump Assembly 12-12 14 12-19 12-11 105398
OWNER’S MANUAL PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, be sure to provide the correct model and serial numbers (from the model plate), then the part number and description of the desired part. B35CEL MODEL KEY NO. PART NUMBER 1 2 3 4 5 6 7 8 9 4110.130 4103.842 4160.602 4109.590 4100.638 4103.529 4100.657 4103.590 ∗∗ 4100.648 4110.132 4100.664 4109.560 4100.669 4100.660 4110.124 4100.662 ∗∗ 4106.098 4101.532 4108.635 4103.441 4109.724 4109.736 4109.
R PORTABLE FORCED AIR HEATERS ILLUSTRATED PARTS BREAKDOWN 4 1 2 5 B70CEL MODEL 9-1 36 9-2 9-6 9-5 3 9 7 6 11 9-4 9-3 8 21 10 12 18 26 13 20 22 16 23 24 28 37 39 30 27 29 38 25 35 34 31 12-1 19 12-2 17 15 12-3 14 12-4 33 32 43 12-5 41 12-18 42 40 12-6 12-7 12-17 12-16 12-8 12-9 12-15 12-13 12-14 12-10 Motor and Pump Assembly 12-12 16 12-19 12-11 105398
OWNER’S MANUAL PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, be sure to provide the correct model and serial numbers (from the model plate), then the part number and description of the desired part. B70CEL MODEL KEY NO. PART NUMBER 1 2 3 4 5 6 7 8 9 4110.130 4103.842 4160.602 4109.590 4100.639 4103.529 4100.657 4103.590 ∗∗ 4100.647 4110.132 4100.664 4109.560 4100.669 4100.660 4110.124 4100.662 ∗∗ 4100.651 4101.317 4108.635 4108.627 4109.724 4109.736 4109.
R PORTABLE FORCED AIR HEATERS ILLUSTRATED PARTS BREAKDOWN 2 1 7-1 7-2 B100CEL MODEL 7-6 7-3 3 7-4 7-5 9 7 10 5 4 16 6 8 11 19 23 24 12 28 15 25 18 26 20 27 29 22 21 30 41 42 31 37 10-1 43 13 35 33 10-2 10-3 10-4 34 14 17 36 10-5 44 32 39 38 10-6 10-17 40 14 10-7 10-8 10-16 10-15 10-13 10-9 10-14 10-10 10-13 Motor and Pump Assembly 10-11 10-12 18 105398
OWNER’S MANUAL PARTS LIST B100CEL Model This list contains replaceable parts used in your heater. When ordering parts, be sure to provide the correct model and serial numbers (from the model plate), then the part number and description of the desired part. KEY NO. PART NUMBER DESCRIPTION 1 2 3 4 5 6 7 7-1 7-2 7-3 7-4 7-5 7-6 8 9 10 10-1 10-2 10-3 10-4 10-5 10-6 10-7 10-8 10-9 10-10 10-11 10-12 10-13 10-14 10-15 10-16 10-17 11 12 12 14 4104.006 4109.590 4100.640 4100.658 4103.529 4103.590 ** 4100.
R PORTABLE FORCED AIR HEATERS ILLUSTRATED PARTS BREAKDOWN 2 1 7-1 7-2 B150CEL MODEL 7-6 7-3 3 7-4 7-5 9 7 10 5 4 16 6 8 11 19 23 24 12 28 15 25 18 26 20 27 29 22 21 30 41 42 31 37 10-1 43 13 35 33 10-2 10-3 10-4 34 14 17 36 10-5 44 32 39 38 10-6 10-17 40 14 10-7 10-8 10-16 10-15 10-18 10-9 10-14 10-10 10-13 Motor and Pump Assembly 10-11 10-12 20 105398
OWNER’S MANUAL PARTS LIST B150CEL Model This list contains replaceable parts used in your heater. When ordering parts, be sure to provide the correct model and serial numbers (from the model plate), then the part number and description of the desired part. KEY NO. PART NUMBER DESCRIPTION 1 2 3 4 5 6 7 7-1 7-2 7-3 7-4 7-5 7-6 8 9 10 10-1 10-2 10-3 10-4 10-5 10-6 10-7 10-8 10-9 10-10 10-11 10-12 10-13 10-14 10-15 10-16 10-17 10-18 11 12 13 14 4104.006 4109.590 4100.641 4100.659 4103.529 4103.
R PORTABLE FORCED AIR HEATERS WHEELS AND HANDLES B100CEL AND B150CEL MODELS KEY PART NO. NUMBER PART DESCRIPTION QTY. 1 4110.077 Handles 2 2 3 4110.144 4110.078 Screw Wheel Support Frame 8 1 4 5 6 7 4110.143 4110.084 4110.085 4110.
OWNER’S MANUAL SPECIFICATIONS Output Rating (kw/Btu/Hr) 10 (35,000) 20 (70,000) 30 (100,000) 44 (150,000) Fuel Use Only Kerosene or No. 1 Fuel Oil Fuel Tank Capacity (Liters/U.S. Gal.) 15.1/4.0 18.9/5.0 43.5/11.5 43.5/11.5 (Liters Per Hr./Gal. Per Hr.) 1.1/.28 1.97/.52 3.0/.79 4.1/1.1 Electric Requirements 230 V/50 Hz (Same All Models) Amperage (Normal Run) .8 1.0 1.2 1.2 Hot Air Output (CMM/CFM) 4/140 6.4/225 12/425 14.
R PORTABLE FORCED AIR HEATERS ACCESSORIES Purchase accessories from your local dealer. AIR GAUGE KIT - 4109.427 For all models. Special tool to check pump pressure. STANDARD WHEELS AND HANDLE KIT - 4103.930 Makes heater even more portable and convenient. Easy to assemble. For B35CEL and B70CEL models. A 008 HEAVY DUTY WHEELS AND HANDLE KIT - 4103.925 For heavy duty applications. Makes your heater even more portable and convenient. For B35CEL and B70CEL models.
OWNER’S MANUAL EC CONFORMITY DECLARATION EC CONFORMITY DECLARATION DESA Europe B.V. Innsbruckweg 144, 3047 AH Postbus 11158 3004 ED Rotterdam Holland Kerosene Portable Forced Air Heaters Model Numbers: B35CEL, B70CEL, B100CEL, B150CEL It is declared that these models conform to the Machinery Directive 98/37/EC, including 91/368/EEC and the Low Voltage Directive 73/23/EEC.
WARRANTY INFORMATION CERTIFICATE OF GENERAL EQUIPMENT - LIMITED ONE YEAR WARRANTY DESA International warrants new Products sold by it to be free from defects in material or workmanship for a period of one year 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 International's option, any parts which appear to DESA International upon inspection to have been d
