Instruction/ maintenance manual of the product BY70CEH Desa
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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.
105522 2 SAFETY INFORMA TION WARNINGS IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, operate, or ser- vice this heater. Improper use of this heater can cause serious injury or death from burns, fire, explosion, electrical shock, and carbon monoxide poisoning.
105522 3 3 Side Cover Lower Shell Fuel Cap Hot Air Outlet Upper Shell Power Cord Fuel Tank Fan Guard Lower Shell Side Cover Fuel Tank Upper Shell Hot Air Outlet Handle Fan Guard Air Filter End Cover F.
105522 4 VENTILA TION WARNING: Follow the minimum fresh, outside air ventilation requirements. If proper fresh, outside air ventilation is not provided, carbon monoxide poison- ing can occur. Provide proper fresh, outside air ven- tilation before running heater.
105522 5 5 OPERA TION 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. TO START HEATER 1. Follow all ventilation and safety information.
105522 6 PREVENT A TIVE MAINTENANCE SCHEDULE How To See Storing, Transporting, or Shipping, page 5 See Air Output, Air Intake , and Lint Filters , page 10 See Air Output, Air Intake , and Lint Filters , page 10 See Fuel Filter , page 8 See Fan , page 13 WARNING: Never service heater while it is plugged in, operating, or hot.
105522 7 7 REMEDY 1. Fill tank with kerosene 2. See Pump Pr essure Adjustment, page 10 3. See Fuel Filter , page 8 4. See Nozzle Assembly , page 11 5. Drain and flush fuel tank with clean kerosene. See Storing, T ransporting, or Shipping, page 5 6. Check electrical connections.
105522 8 UPPER SHELL REMOVAL 1. Remove screws and lock washers 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. SER VICE PROCEDURES WARNING: Never service heater while it is plugged in, operating, or hot.
105522 9 9 SER VICE PROCEDURES Continued IGNITOR 1. Remove upper shell and fan guard (see page 8). 2. Remove fan (see page 13). 3. Remove 4 side cover screws with a 5/16" nut driver . Remove side cover (see Figure 9 or 10, page 8). 4. Disconnect ignitor wires (black) from ignition control assem- bly (see Figure 1 1).
105522 10 AIR OUTPUT, AIR INTAKE, AND LINT FILTERS 1. Remove upper shell (see page 8). 2. Remove filter end cover screws using 5/16" nut-driver . 3. Remove filter end cover . 4. Replace air output and lint filters. 5. W ash or replace air intake filter (see Pr eventative Maintenance Schedule, page 6).
105522 11 11 SER VICE PROCEDURES Continued Figure 18 - Removing Air and Fuel Line Hoses (BY100CEH Model Only) Figure 20 - Removing Nozzle/Adapter Assembly NOZZLE ASSEMBLY 1. Remove upper shell (see page 8). 2. Remove fan (see page 13). 3. Remove fuel and air line hoses from nozzle assembly (see Fig- ure 17, 18 or 19).
105522 12 PUMP ROTOR (Procedure if Rotor is Binding) 1. Remove upper shell (see page 8). 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 .
105522 13 13 SER VICE PROCEDURES Continued Figure 26 - Sanding Rotor Figure 25 - Gap Adjusting Screw Locations Gap Adjusting Screw Gap Adjusting Screw Blade .076/.101 mm (.003"/.004") Gap Measured With Feeler Gauge Rotor Sandpaper FAN IMPORTANT: Remove fan from motor shaft before removing motor from heater.
105522 14 SER VICE PROCEDURES Continued 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. Installing the New Assembly 1.
105522 15 15 Output Rating (Btu/Hrkw) 35,000 (10) 70,000 (20) 100,000 (30) 150,000 (44) Fuel Use Only Kerosene or No. 1 Fuel Oil Fuel Tank Capacity (U.S. Gal./Liters) 3.0/11.4 5.0/18.9 9.0/34 13.5/51.1 Fuel Consumption (Gal. Per Hr./Liters Per Hr.) .28/1.
105522 16 1 2 3 4 5 6 7 8 9 10 11 12 13 16 9-2 9-1 9-3 9-4 9-5 17 18 19 20 21 22 23 24 26 27 28 29 30 34 35 36 32 33 9-6 15 14 31 42 41 43 40 38 37 39 25 ILLUSTRA TED P AR TS BREAKDOWN BY35CEH MODEL M.
105522 17 17 P AR TS LIST BY35CEH 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.
105522 18 1 2 3 4 5 6 7 8 9 10 11 12 13 16 9-2 9-1 9-3 9-4 9-5 17 18 19 20 21 22 23 24 26 27 28 29 30 34 35 36 32 33 9-6 15 14 31 42 41 43 40 38 37 39 25 ILLUSTRA TED P AR TS BREAKDOWN BY70CEH MODEL M.
105522 19 19 P AR TS LIST BY70CEH 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.
105522 20 1 2 3 23 19 9 10 16 11 12 15 25 27 24 28 20 22 21 30 31 17 14 14 35 36 32 26 13 18 5 4 6 7 8 7-2 7-1 7-5 7-4 7-3 7-6 43 42 41 33 34 37 40 39 44 38 29 ILLUSTRA TED P AR TS BREAKDOWN BY100CEH .
105522 21 21 KEY PART NO. NUMBER DESCRIPTION QTY. 1 098511-257 Upper Shell 1 2 102432-01 Screw/Lockwasher, 1/2" 8 3 098512-65 Combustion Chamber 1 4 103971-01 Photocell Bracket 1 5 M10908-2 Screw.
105522 22 1 2 3 23 19 9 10 16 11 12 15 25 27 24 28 20 22 21 30 31 17 14 14 35 36 32 26 13 18 5 4 6 7 8 7-2 7-1 7-5 7-4 7-3 7-6 43 42 41 33 34 37 40 39 44 38 29 ILLUSTRA TED P AR TS BREAKDOWN BY150CEH .
105522 23 23 KEY PART NO. NUMBER DESCRIPTION QTY. 1 098511-257 Upper Shell 1 2 102432-01 Screw/Lockwasher, 1/2" 8 3 098512-66 Combustion Chamber 1 4 103154-05 Photocell Bracket 1 5 M10908-2 Screw.
105522 24 WHEELS AND HANDLES BY100CEH AND BY150CEH MODELS KEY PART PART BY100CEH BY150CEH NO. NUMBER DESCRIPTION QTY. QTY. 1 HA2203 Handles 2 — HA2204 Handles — 2 2 M12345-33 Screw, #10-24 x 1 3 /.
105522 25 25 EC CONFORMITY DECLARA TION SGB YOUNGMAN Stanestreet, Slingfold, Horsham West Sussex Rh13 7RD United Kingdom (UK) Manufacturer: DESA International, Inc.
105522 26 W ARRANTY AND REP AIR SER VICE CERTIFICATE OF GENERAL EQUIPMENT - LIMITED 1 YEAR WARRANTY Printed in U.S.A. EVENT IMPLIED WARRANTIES INCLUDING THOSE OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE LIMITED TO THE DURATION OF THIS EXPRESS WARRANTY.
An important point after buying a device Desa BY70CEH (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Desa BY70CEH yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Desa BY70CEH - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Desa BY70CEH you will learn all the available features of the product, as well as information on its operation. The information that you get Desa BY70CEH will certainly help you make a decision on the purchase.
If you already are a holder of Desa BY70CEH, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Desa BY70CEH.
However, one of the most important roles played by the user manual is to help in solving problems with Desa BY70CEH. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Desa BY70CEH along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
