Desa and 55 Owner'S Manual Download Page 12

Page: 12 / 14

102388

PORTABLE FORCED AIR HEATERS

35,000, 50,000, And 55,000 Btu/Hr H.S.I. Series

9-1

9-2

9-3

9-4

9-5

ILLUSTRATED
PARTS
BREAKDOWN

REM35B
R35D
B50H
REM50C
R55A
REM55A

Motor and Pump Assembly

12-11

12-18

12-17

12-16

12-15

12-14

12-13

12-12

12-10

12-1

12-2

12-3

12-4

12-5

12-6

12-7

12-8

12-9

Summary of Contents for and 55

Page 1: ...PORTANT 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 ARL LOGO G 004 Heater Sizes 35 000 50 000 and 55 000 Btu Hr H S I Series ...

Page 2: ...d inside a building in the vicinity of the heater Bulk fuel storage shall be outside the structure f All fuel storage shall be located a minimum of 25 feet from heaters torches welding equipment and similar sources of ignition excep tion the fuel reservoir integral with the heater unit g Whenever possible fuel storage shall be confined to areas where floor pen etrations do not permit fuel to drip ...

Page 3: ...heater to shut down if the flame goes out THEORY OF OPERATION WARNING Useonlykerosene or No 1 fuel oil to avoid risk of fire or explosion Never use gasoline naphtha paint thinners alcohol or other highly flammable fuels FUELS Do not use heavy fuels such as No 2 fuel oil or No 2 Diesel Using heavy fuels will result in clogged fuel filter and nozzle the need of nontoxic anti icer in fuel dur ing ver...

Page 4: ...ion and safety in formation 2 Fill fuel tank with kerosene or No 1 fuel oil 3 Attach fuel cap 4 Plug power cord of heater into three prong grounded extension cord Exten sion cord must be at least six feet long OPERATION Extension Cord Wire Size Requirements 6 to 10 feet long use 18 AWG rated cord 11 to 100 feet long use 16 AWG rated cord 101 to 200 feet long use 14 AWG rated cord 5 Plug extension ...

Page 5: ...ng Diagrams page 10 8 Replace photocell 9 Replace ignition control assembly FAULT CONDITION Motordoesnotstartfivesecondsafterheater is plugged in Motor starts and runs but heater does not ignite Heater ignites but ignition control assembly shuts heater off after a short period of time POSSIBLE CAUSE 1 No power to heater 2 Bad electrical connection between mo tor and ignition control assembly or ig...

Page 6: ...ter using 5 16 nut driver These screws attach upper and lower shells together 2 Lift upper shell off 3 Remove fan guard FAN IMPORTANT Remove fan from motor shaftbeforeremovingmotorfromheater The weight of the motor resting on the fan could damage the fan pitch 1 Remove upper shell see above 2 Use 1 8 Allen wrench to loosen set screwwhichholdsfantomotorshaft 3 Slip fan off motor shaft 4 Clean fan u...

Page 7: ...ION Donotbendorstrike ignitor element Handle with care Figure 9 Disconnecting Ignitor Wires from Ignition Control Assembly 8 Carefully remove replacement ignitor from styrofoam packing 9 Carefully guide ignitor into opening in nozzle adapter bracket Do not strike ignitor element Attach ignitor to nozzle adapter bracket with screw using a 1 4 nut driver see Figure 10 Torque 10 to 20 in lbs Do not o...

Page 8: ... see page 6 2 Remove fan see page 6 3 Remove fuel and air line hoses from nozzle assembly see Figure 11 4 Turn nozzle adapter 1 4 turn to left and pull toward motor to remove see Fig ure 13 5 Place nozzle adapter into vise and lightly tighten 6 Carefully unscrew nozzle from the nozzle adapter using 5 8 socket wrench see Figure 14 7 Blow compressed air through face of nozzle This will free any dirt...

Page 9: ...roduct If they can t supply original replacement part s call DESA International s Techni cal Service Dept at 1 800 323 5190 When calling DESA International have ready your name your address model number of your heater how heater was malfunctioning purchase date Usually we will ask you to return the defec tive part to the factory PARTS NOT UNDER WARRANTY Contact authorized dealers of this product I...

Page 10: ...0V L1 IGNITOR Ignition Control Assembly Green 104040 Blue Photocell Power Plug 120V 60Hz IGNITOR Ignitor Blue White Red Gray Gray Green Motor White Black L2 AC NEUTRAL PHOTOCELL PHOTOCELL MOTOR RETURN MOTOR MAIN L1 120V IGNITOR Ignition Control Assembly Green PART 102350 Figure 17 Wiring Diagram For Heaters Using 102350 01 Ignition Control Assembly WIRING DIAGRAMS Figure 18 Wiring Diagram For Heat...

Page 11: ...owling Green KY 42102 9004 1 800 972 7879 Parts Department AIR GAUGE KIT HA1180 Special tool to check pump pressure THERMOSTAT KIT HA1210 Keeps your building at the temperature you selectdayandnight Helpseconomizeonfuel STANDARD WHEELS AND HANDLE KIT HA1206 Makes heater even more portable and con venient Easy to assemble HEAVY DUTY WHEELS AND HANDLE KIT HA1202 For heavy duty applications Makes you...

Page 12: ...6 7 8 9 10 11 12 13 14 15 16 9 1 9 2 9 3 9 4 9 5 17 18 19 20 21 22 23 24 25 26 27 28 29 30 34 35 36 32 33 31 ILLUSTRATED PARTS BREAKDOWN REM35B R35D B50H REM50C R55A REM55A Motor and Pump Assembly 12 11 12 18 12 17 12 16 12 15 12 14 12 13 12 12 12 10 12 1 12 2 12 3 12 4 12 5 12 6 12 7 12 8 12 9 ...

Page 13: ... 32 x 3 4 50 55 models 2 13 M51105 01 Fan Guard 1 14 098219 31 Power Cord 1 15 M11143 1 Strain Relief Bushing 1 16 NTC 4C Hex Lock Nut 1 4 20 2 17 M11084 26 Screw 10 16 x 3 8 4 KEY PART NO NUMBER DESCRIPTION QTY See OPTIONAL ACCESSORIES Not available as an assembly 18 M50631 Rubber Bumper 2 19 097461 03AA Side Cover 1 20 101205 01 Motor Bracket 1 21 M30865 02 Bushing 2 22 M11271 8 Clip Nut 6 23 M5...

Page 14: ...one 1 year from the date of first purchase when operated and maintained in accordance with instructions This warranty is extended only to the original retail purchaser when proof of purchase is provided This warranty covers only the cost of parts and labor required to restore the product to proper operating condition Transportation and incidental costs associated with warranty repairs are not reim...

Search results

Summary of Contents for and 55

Reviews:

Related manuals for and 55

Brands by name

Popular brands

Desa and 55, Owner'S Manual

Search results

Summary of Contents for and 55

Reviews:

Related manuals for and 55

Brands by name

Popular brands