Desa BTU/HR - Manuals - manualsarea.com

Page 2 - SAFETY INFORMATION; DANGER: Carbon monoxide; Get; fl

www.desatech.com 113282-01C 2 SAFETY INFORMATION WARNING: This product con- tains and/or generates chemicalsknown to the State of Californiato cause cancer or birth defects,or other reproductive harm. IMPORTANT: Read this owner’smanual carefully and completelybefore trying to assemble, oper-ate, or ...

Page 3 - UNPACKING; Remove all packing items applied to heater; PRODUCT; Continued

www.desatech.com 113282-01C 3 • Never move, handle, refuel, or service a hot, operating, or plugged-in heater. • Never attach duct work to front or rear of heater.• Never attach heater to external fuel tank.• Heaters used in the vicinity of tarpaulins, can- vas, or similar enclosure materials shall ...

Page 4 - Figure 5 - Cross Section Operational View; VENTILATION; WARNING: Provide a fresh

www.desatech.com 113282-01C 4 FUELS WARNING: Use only kero- sene, #1/#2 diesel/fuel oil, JET Aor JP-8 fuels to avoid risk of fireor explosion. Never use gaso-line, oil drained from crankcases,naphtha, paint thinners, alcoholor other highly flammable fuels. Use only kerosene, #1/#2 diesel/fuel oil, J...

Page 5 - ASSEMBLY; Tools Needed; OPERATION; Safety; TO START HEATER; Safety Information; Extension Cord Size Requirement; Troubleshooting; TO STOP HEATER; Without ON/OFF Switch

www.desatech.com 113282-01C 5 ASSEMBLY (FOR 110/115/155/165/200 MODELSONLY) These models are furnished with wheels and ahandle. Some models are furnished with a secondhandle also. Wheels, handle(s), and the mountinghardware are found in the shipping carton. Tools Needed • Medium Phillips Screwdriver...

Page 6 - Ground Lug; TO RESTART HEATER; To Start Heater; OPERATION WITH; WARNING: Before operating; Operation; SHIPPING

www.desatech.com 113282-01C 6 Figure 9 - Typical Generator Grounding Method (Generator construction may vary from that shown) Ground Lug Ground Wire (#10AWG - Stranded-Copper) Alternator Copper orBrassGroundingPoint TO RESTART HEATER Wthout ON/OFF Switch 1. Unplug extension cord from outlet and wait...

Page 7 - PREVENTATIVE MAINTENANCE SCHEDULE; TROUBLESHOOTING; WARNING: Never service heater while it is plugged in, operating,

www.desatech.com 113282-01C 7 PREVENTATIVE MAINTENANCE SCHEDULE WARNING: Never service heater while it is plugged in, operating, or hot. Severe burns and electrical shock can occur. How To See Storing, Transporting, or Shipping, page 6 See Air Output, Air Intake , and Lint Filters , page 9 See Air O...

Page 8 - Pump Pressure Adjust-; FAULT CONDITION

www.desatech.com 113282-01C 8 POSSIBLE CAUSE 1. No fuel in tank2. Pump pressure incorrect 3. Dirty fuel fi lter 4. Obstruction in nozzle5. Water in fuel tank 6. Bad electrical connection be- tween ignitor and ignition con-trol assembly 7. Defective ignitor8. Defective ignition control as- sembly 9. ...

Page 9 - SERVICE PROCEDURES; WARNING: To avoid risk of; UPPER SHELL REMOVAL; Remove screws along each side of heater using; FAN; Remove fan from motor shaft be-; Setscrew Location; Clean fan using a soft cloth moistened with

www.desatech.com 113282-01C 9 SERVICE PROCEDURES WARNING: To avoid risk of burn and electrical shock, neverattempt to service heater while itis plugged in, operating, or hot. UPPER SHELL REMOVAL 1. Remove screws along each side of heater using 5/16" nut-driver. These screws attach upper andlower...

Page 10 - Remove pressure gauge plug from filter end; Figure 16 - Pressure Gauge Plug; FUEL FILTER

www.desatech.com 113282-01C 10 SERVICE PROCEDURES Continued Figure 15 - Air Output, Air Intake, and Lint Filters, 110/115/155/165/200 Models Only Air Intake Filter Filter EndCover Lint Filter Air Output Filter 6. Replace filter end cover.7. Replace fan guard and upper shell. IMPORTANT: Do not oil fi...

Page 11 - per Shell Removal; CAUTION: Do not bend or; Fuel and; Figure 20 - Disconnecting Ignitor Wires; Ignitor

www.desatech.com 113282-01C 11 SERVICE PROCEDURES Continued IGNITOR 1. Remove upper shell and fan guard (See Up- per Shell Removal , page 9). 2. Remove fan (see page 9).3. Remove 4 side cover screws with a 5/16" nut driver. Remove side cover (see Figures 18 or19, page 10). 4. Disconnect ignitor ...

Page 12 - Figure 23 - Removing Air and Fuel Line

www.desatech.com 113282-01C 12 SERVICE PROCEDURES Continued NOZZLE ASSEMBLY (For 40/50/55/60/70/110/115/155/165Models Only) 1. Remove upper shell (see Upper Shell Re- moval , page 9). 2. Remove fan (see Fan , page 9). 3. Remove fuel and air line hoses from nozzle assembly (see Figure 23 or 24). 4. T...

Page 13 - Figure 27 - Removing Air and Fuel Line

www.desatech.com 113282-01C 13 SERVICE PROCEDURES Continued Figure 27 - Removing Air and Fuel Line Hoses (200 Model Only) Fuel Line Hose Nozzle/AdapterAssembly CombustionChamber NozzleAdapterBracket PhotocellBracket Air LineHose NozzleAdapterBracketScrew Nozzle Face Nozzle NozzleSleeve NozzleAdapter...

Page 14 - moval; Figure 32 - Gap Adjusting Screw Locations

www.desatech.com 113282-01C 14 SERVICE PROCEDURES Continued PUMP ROTOR (Procedure if Rotor is Binding) 1. Remove upper shell (see Upper Shell Re- moval , page 9). 2. Remove filter end cover screws using 5/16" nut driver (see Figure 30 or 31). 3. Remove fi lter end cover and air fi lters. 4. Remo...

Page 15 - Figure 34 - Replacing Fuse; Fuse; SPECIFICATIONS; Model Size

www.desatech.com 113282-01C 15 SERVICE PROCEDURES Continued IGNITION CONTROL ASSEMBLY WARNING: High voltage! 1. Unplug heater.2. Remove side cover screws (4) using 5/16" nut- driver to expose ignition control assembly. 3. Remove fuse cover (see Figure 34).4. Remove fuse from fuse clips (see Figu...

Page 16 - WIRING DIAGRAMS

www.desatech.com 113282-01C 16 WIRING DIAGRAMS Power Plug 120V/60Hz Blue Blue White Photocell Ignition Control Assembly Green Black Black Green Red Black Yellow Y e llow Motor Ignitor Photocell Photocell Ignitor Motor Return AC Neutral (L2) 120V (L1) Ignitor Motor White ON/OFF Switch with Light 2 1 ...

Page 17 - Figure 37 - Wiring Diagram with Thermostat; Figure 38 - Wiring Diagram with Thermostat

www.desatech.com 113282-01C 17 Power Plug 120V/60Hz Blue Blue White Photocell Ignition Control Assembly Green Black Black Green Red Black Yellow Y e llow Motor Ignitor Thermostat Photocell Photocell Ignitor Motor Return AC Neutral (L2) 120V (L1) Ignitor Motor White ON/OFF Switch with Light 2 1 3 Fig...

Page 18 - ILLUSTRATED PARTS BREAKDOWN

www.desatech.com 113282-01C 18 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 33 34 35 31 32 38 37 39 36 9-2 9-1 110/115 Burner Head Assembly 9-3 9-4 9-5 ILLUSTRATED PARTS BREAKDOWN STANDARD MODELR40, REM40, PK40, UK40, TK40, N40 THERMOSTAT MODELSR40T, REM40T, PK40T...

Page 19 - PARTS LIST

www.desatech.com 113282-01C 19 PARTS LIST 40 MODELS This list contains replaceable parts used in your heater. When ordering parts, be sure to provide the correctmodel and serial numbers (from the model plate), then the part number and description of the desired part. KEY PART NO. NUMBER DESCRIPTION ...

Page 20 - STANDARD MODEL

www.desatech.com 113282-01C 20 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 33 34 35 40 31 32 38 37 39 36 9-1 9-3 9-4 9-5 ILLUSTRATED PARTS BREAKDOWN STANDARD MODEL R50, REM50, R55C, R60A, PK55, UK55,TK50, TK55,B55C, REM60A, R70E, B70E, RM60A, PK60, UK60, PK70, UK...

Page 24 - STANDARD MODELS

www.desatech.com 113282-01C 24 1 2 3 23 19 9 10 11 12 13 15 25 27 24 28 29 30 31 17 14 14 39 33 34 35 36 32 26 5 4 6 7 8 16 18 37 38 20 22 21 42 41 44 40 43 ILLUSTRATED PARTS BREAKDOWN STANDARD MODELS R200B, PK200, UK200, TK200 THERMOSTAT MODELS RM200BT, B200BT, PK200T, UK200T, TK200T, REM200BT, R20...

Page 26 - NOZZLE/BURNER HEAD ASSEMBLY FOR 200 MODELS

www.desatech.com 113282-01C 26 KEY PARTNO. NUMBER DESCRIPTION QTY. 1 HA3027 Nozzle Assembly (110/115) 1 HA3028 Nozzle Assembly (155/165) 1 2 HA1000 Ignitor Kit 1 3 M10908-75 Screw, #6-32 x 7/8" 1 4 102336-01 Nozzle Adapter Bracket 1 5 104054-01 Nozzle Adapter 1 6 103347-01 Washer 1 ILLUSTRATED P...

Page 29 - MOTOR AND PUMP ASSEMBLY FOR 200 MODELS

www.desatech.com 113282-01C 29 1 2 3 4 5 6 7 8 9 10 11 12 18 14 15 16 17 13 19 KEY PARTNO. NUMBER DESCRIPTION QTY. 1 102001-27 Motor 1 2 079975-03 Pump Body 1 3 FHPF3-6C Screw, #10-32 x 5/8" 2 4 M22009** Rotor Insert 1 5 M22456-2** Pump Rotor 1 6 M50545 Pump End Cover 1 7 M12179*** Intake Filter...

Page 30 - REPLACEMENT PARTS; Use only original replacement parts. This; PARTS UNDER WARRANTY; WHEELS AND HANDLE PARTS LIST; PARTS NOT UNDER WARRANTY

www.desatech.com 113282-01C 30 REPLACEMENT PARTS Note: Use only original replacement parts. This will protect your warranty coverage for parts re-placed under warranty. PARTS UNDER WARRANTY Contact authorized dealers of this product. If theycan’t supply original replacement part(s), callDESA Heating...

Page 31 - Special tool to check pump

www.desatech.com 113282-01C 31 TECHNICAL SERVICE You may have further questions about installation,operation, or troubleshooting. If so, contact DESAHeating Products’ Technical Service Departmentat 1-866-672-6040. When calling please have yourmodel and serial numbers of your heater ready.You can als...

Page 32 - WARRANTY AND REPAIR SERVICE; WARRANTY SERVICE; LIMITED WARRANTY; NOT A UPC

WARRANTY AND REPAIR SERVICE Printed in U.S.A. WARRANTY SERVICE Should your heater require service, return it to your nearest authorized service center. Proof of purchase must bepresented with the heater. The heater will be inspected. A defect may be caused by faulty materials or workmanship.If so, D...