Desa R 15 E UK User's Manual
Contents
1. Nozzle Filter Air line line Fitting Fitting Filter combustion chamber 1 7 Place burner head into vise and lightly 9 tighten 8 Carefully remove nozzle from burner 3 head using 5 8 socket wrench see Figure 14 9 Blow compressed air thru face of nozzle This will free any dirt in nozzle area 3 10 Inspect nozzle seal for damage e 11 Replace nozzle into burner head and f tighten firmly 9 1 12 4 n m 80 110 inch pounds 8 12 Attach burner head to combustion 9 chamber 13 Install spark plug in burner head 14 Attach spark plug wire to spark plug 15 Attach fuel and airline hoses to burner head 16 Replace fan see page 7 17 Replace fan guard and upper shell 10 Combustion Chamber ae Burner 11 Head Spark Plug 12 Wire LL An 13 Screw i 14 Spark Plug a r Fuel Line Line Hose Hose 15 16 Figure 13 Removing Burner Head 104975 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 Install insert and rotor Check gap on rotor Adjust to 076 101 mm 003 004 if needed see Fig ure 16 Note Rotate rotor one full turn to in sure the gap is 076 101 mm 003 004 at tightest position Adjust if needed Install blades2. REDDY HeaTeR PORTABLE FORCED AIR HEATER OWNER S MANUAL Heater Size 50 000 Btu Hr Model R 15 E UK 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 REDDY HeaTeR R15 E UK PORTABLE FORCED AIR HEATER SAFETY INFORMATION A WARNINGS IMPORTANT Read this Owner s Manual carefully and completely before trying to assemble oper ate or service this heater Im proper use of this heater can cause serious injury or death from burns fire explosion electrical shock and carbon monoxide poisoning AX DANGER Carbon monoxide poisoning may lead to death Carbon Monoxide Poisoning Early signs of carbon monoxide poisoning re semble the flu with headaches dizziness and or nausea If you have these signs the heater may not be working properly Get fresh air at once Have heater serviced Some people are more affected by carbon monoxide than others These include preg nant women persons with heart or lung disease or anemia those under the influence of alcohol and those at high altitudes Make certain you read and understand all Warnings Keep this manual for reference It is your guide to safe and proper operation of this heater e Use only kerosene or No 1 fuel oil to avoid risk of fire or explosion Never use gasoline naphtha pa
3. Setscrew Fan Figure 5 Fan Motor Shaft and Setscrew Location gt Flush Motor Shaft Setscrew Figure 6 Fan Cross Section AIR OUTPUT AIR INTAKE AND LINT FILTERS 1 Remove upper shell column 1 2 Remove filter end cover screws using 5 16 nut driver 3 Remove filter end cover Replace air output and lint filters 5 Wash or replace air intake filter see Preventative Maintenance Schedule page 5 6 Replace filter end cover 7 Replace fan guard and upper shell IMPORTANT Do not oil filters Air Intake Filter Filter Lint Filter Air Output Filter Figure 7 Air Output Air Intake and Lint Filters Continued REDDY HeaTeR Ri15E UK PORTABLE FORCED AIR HEATER SERVICE PROCEDURES Continued PUMP PRESSURE ADJUSTMENT 1 Remove pressure gauge plug from filter end cover 2 Install accessory pressure gauge part number HA1180 3 Start heater see Operation page 5 Allow motor to reach full speed 4 Adjust pressure Turn relief valve to right to increase pressure Turn relief valve to left to decrease pressure See specifications below for correct pres sure for each model 5 Remove pressure gauge Replace pres sure gauge plug in filter end cover Pressure Figure 8 Pressure Gauge Plug Removal Pump Pressure Model PSI Bar 50 000 Btu Hr 4 9 0 338 Pressure Gauge Figure 9 Adjusting Pump Pressur
4. 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 PART DESCRIPTION Handle Upper Shell Screw Lockwasher 1 2 Combustion Chamber Screw 10 16 x 3 4 Photocell Bracket Screw 6 32 x 3 8 Photocell Assembly Power Cord Burner Head Assembly Nozzle Nozzle Seal Washer Nozzle Seal Spring Nozzle Seal Sleeve Burner Head Body Barb Fitting Spark Plug Screw Lockwasher 1 2 Bushing Strain Relief Bushing Fan Rubber Bumper Wire Assembly black Motor Bracket Motor and Pump Assembly Motor 230V 50Hz Pump Body Insert Rotor End Pump Cover Lint Filter Intake Filter End Filter Cover Screw 10 32 x 1 Steel Ball 1 4 Dia Pressure Relief Spring Adjusting Screw Plug Output Filter Screw 10 32 x 1 io Nata apa a aan NANOM nM Ore aa wAa anon on nnn nn poy P PART NUMBER M50016 M8643 FHPF3 5C 104007 01 M51105 01 NTC 4C M50104 02 102801 01 09851 1 200 M11271 8 097462 01 079919 01 RF3 6B M29652 04 079973 01 M16841 57 M10990 3 M50876 05 102482 02 M11084 29 099125 13 099157 01 097702 01 097630 02 098513 90 097461 05AA NPF 3B 099177 01 078918 01 097785 01 WLE 3 PARTS AVAILABLE NOT SHOWN HA2210 104714 01 M9900 192 103666 05 PART DESCRIPTION Elbow 90 Barb Fitting Blade Screw 10 32
5. Fan blades Clean every season or as needed See Fan page 7 Motor Not required permanently lubri cated Figure 3 Flame Out Control Reset Button 104975 5 REDDY HeaTeR R15 E UK PORTABLE FORCED AIR HEATER TROUBLESHOOTING OBSERVED FAULT A WARNING Never service heater while it is plugged in operating or hot Severe burns and electrical shock can occur POSSIBLE CAUSE REMEDY Heater ignites but flame out control shuts off heater after a short period of time Nm BW Wrong pump pressure Dirty air output air intake and lint filters Dirty fuel filter Dirt in nozzle Dirty photocell lens Bad flame out control 1 2 Nm BW See Pump Pressure Adjustment page 8 See Air Output Air Intake and Lint Fil ters page 7 See Fuel Filter page 8 See Nozzle page 9 Clean photocell lens Replace flame out control Heater will not ignite but motor runs for a short period of time Ne Mn amp WD Wrong pump pressure Carbon deposits on spark plug and or improper gap Dirty fuel filter Dirt in nozzle Water in fuel tank MN amp WD See Pump Pressure Adjustment page 8 2 See Spark Plug pages 8 See Fuel Filter page 8 See Nozzle pages 9 Drain and flush fuel tank with clean kerosene See Storing Transporting or Shipping page 5 A WARNING High voltage Electronic ignitor not grounded earthed Bad elect
6. White White B Brown R White RFI Filter Blue Blue White 230 V 50 Hz Photocell Green Yellow HEAVY DUTY WHEELS AND HANDLE KIT HA1202 For heavy duty applications Makes your heater even more portable and convenient BZ STANDARD WHEELS AND HANDLE KIT HA1206 Makes heater even more portable and con venient Easy to assemble 12 104975 OWNER S MANUAL EC CONFORMITY DECLARATION EC CONFORMITY DECLARATION DESA Europe B V Innsbruckweg 144 3047 AH Postbus 11158 3004 ED Rotterdam Holland Manufacturer DESA International Inc 2701 Industrial Drive Bowling Green KY 42101 U S A Kerosene Portable Forced Air Heaters Model Number R 15 E UK It is declared that these models conform to the Machinery Directive 89 392 EEC including 91 368 EEC and the Low Voltage Directive 73 23 EEC It is further declared that these models conform to the EMC Directive 89 336 EEC amended by 92 31 EEC and including EN50081 1 and EN50082 1 We declare that the models noted are in conformity Company DESA International Inc Name Douglas D Rohrer Title Vice President Specialty Products Engineering 06 15 97 Bowling Green KY Domglesn ANO Date and Place Signature 104975 13 WARRANTY AND REPAIR SERVICE CERTIFICATE OF GENERAL EQUIPMENT LIMITED 1 YEAR WARRANTY DESA International warrants new Pro
7. pump plate air filters and filter end cover Replace fan guard and upper shell Adjust pump pressure see page 8 Note If rotor is still binding proceed as follows Perform steps 1 through 6 above Place fine grade sandpaper 600 grit on flat surface Sand rotor lightly in figure 8 motion four times see Figure 17 Reinstall insert and rotor Perform steps 10 through 12 above Figure 14 Removing Nozzle Fan Guard Figure 15 Rotor Location PUMP ROTOR Procedure if rotor is binding os A 4n Remove upper shell see page 7 Gap Adjusting Gap Screw Measured With Feeler Gauge Y t Gap Adjusting Screw Figure 16 Gap Adjusting Screw Locations Sandpaper Figure 17 Sanding Rotor REDDY HeaTeR R15E UK PORTABLE FORCED AIR HEATER ILLUSTRATED PARTS BREAKDOWN R 15 E UK Burner Head Assembly 18 14 Motor and Pump Assembly 10 104975 PARTS LIST R 15 E UK PART NUMBER M51104 01 098511 36 102432 01 098512 55 M11084 29 M16660 M10908 2 HA3019 098872 03 100735 16 M10659 1 M10809 1 M8882 M51098 02 M50820 01 104184 01 102431 01 M30865 02 M50400 M51107 01 M50631 079010 33 101205 01 102001 19 079975 02 M22009 M22456 1 M29608 M29632 M29633 M29609 M12461 31 M8940 M10993 1 M27694 M22997 M29612 01 M12461 31 SOON OOAKRWNDN Not available as an assembly order parts separately 104975 OWNER S MANUAL
8. similar enclosure ma terials shall be located a safe distance from such materials The recommended minimum safe distance is 305 cm 10 feet It is further recommended that these enclosure materials be of a fire retardant nature These enclosure ma terials shall be securely fastened to pre vent them from igniting or from upset ting the heater due to wind action Use only in well vented areas Before using heater provide at least a 2800 square cm three square foot opening of fresh outside air for each 100 000 Btu Hr of rating Use only in places free of flammable vapors or high dust content Use only the electrical voltage and fre quency specified on model plate Use only a three prong grounded ex tension cord Minimum heater clearances from com bustibles Outlet 250 cm 8 Ft Sides Top and Rear 125 cm 4 Ft Locate heater on a stable and level sur face if heater is hot or running or a fire may occur When moving or storing heater keep heater in a level position or fuel spill age may occur Keep children and animals away from heater Unplug heater when not in use When used with thermostat heater may start anytime Never use heater in living or sleeping areas Never block air inlet rear or air outlet front of heater Never move handle refuel or service a hot operating or plugged in heater Never attach duct work to front or rear of heater 104975 OWNER S MANUAL PRODUCT
9. x 5 8 Capacitor Fan Guard Hex locknut Bushing wires Power Line RFI Filter Lower Shell Clip Nut ON OFF Switch Switch Cover Screw 10 32 x 3 4 Rubber Airline Fuel Line Wire Assembly red Rubber Bushing Fuel Filter Assembly Includes bushing Electronic Ignitor Screw 10 16 x 3 4 Terminal Board Rivet Fuel Tank Cap Flame Out Control Fuel Tank Side Cover Nut 10 32 Hex Nut Terminal Board Tab Cap Vinyl Foam Gasket Lock Washer 10 Filler Neck Screen Tradename Decal Combustion Chamber Ground Wire Decal Package 38 82 oon nnn Oa a po np A ANP A AH PO pM 0 A aa ao an pa REDDY HeaTeR R15 E UK PORTABLE FORCED AIR HEATER SPECIFICATIONS ACCESSORIES Output Rating Btu Hr 50 000 Purchase accessories from yourlocal dealer Fuel Use Only Kerosene or No Fuel Oil Fuel Tank Capacity Liters U S Gal 18 9 5 0 Fuel Consumption Liters Per Hr Gal Per Hr 1 40 37 Electric Requirements 230 V 50 Hz Amperage Normal Run 1 0 Hot Air Output CMM CFM 5 8 205 BPM Hest AIR GAUGE KIT HA1180 For all models Special tool to check pump WI RI NG DIAG RAM pressure ON Off Switch i H Ignitor B Black 1 1a Black D L i m Spark Reset Flame Out Red p Orange Plug Button Control Black R Red G Red fi N l t t Motor Terminal C Green Yellow Board
10. 2 9004 U S A 104975 01 REV A Printed in U S A 08 98
11. IDENTIFICATION Hot Air Outlet Le Handle Upper Shell pp a eae OSs es Fan Guard Lower Shell Air Filter End Cover Fuel Cap Side Cover ON OFF SS Flame Out Control SS Reset Button Power Cord Fuel Tank Figure 1 Model R 15 E UK 104975 3 UNPACKING 1 Remove all packing items applied to heater for shipment Remove all items from carton 3 Check items for any shipping damage If heater is damaged promptly inform dealer where you bought heater REDDY HeaTeR R 15E UK PORTABLE FORCED AIR HEATER FUELS WARNING Use only kerosene or No 1 fuel oil to avoid risk of fire or explosion Never use gaso line naphtha paint thinners al cohol or other highly flammable fuels Do not use heavy fuels such as No 2 fuel oil or No 2 Diesel Using heavy fuels will result in e clogged fuel filter and nozzle e carbon build up on spark plug e use of non toxic anti icer in fuel during very cold weather IMPORTANT Use a KEROSENE ONLY container Be sure storage container is clean Foreign matter such as rust dirt or water will cause the flame out control to shut down heater Foreign matter may also re quire you to clean fuel system often VENTILATION Ay WARNING Follow the mini mum fresh outside air ventila tion requirements If proper fresh outside air ventilation is not pro vided carbon monoxide poison ing can occur Provide proper fresh outside air ventilation be fore running hea
12. ducts 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 defective in material or workmanship when shipped from the factory Such parts shall be provided at no cost to the user at the business establishment of any factory authorized service center or the factory during regular working hours The Warranty shall not apply to component parts or accessories of Products not manufactured by DESA International and which carry the warranty of the manufacturer thereof or to normal maintenance such as pressure adjustments or to normal maintenance parts such as filters and spark plugs Replacement or repair parts installed in the Product covered by this Warranty are warranted only for the remainder of this Warranty as if such parts were original components of said Product DESA INTERNATIONAL MAKES NO OTHER EXPRESS WARRANTY TO THE EXTENT PERMITTED BY LAW DESA INTERNATIONAL MAKES NO IMPLIED WARRANTY AND MAKES NO WARRANTY OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE IN ANY EVENT IMPLIED WARRANTIES INCLUDING THOSE OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE LIMITED TO THE DURATION OF THIS EXPRESS WARRANTY A
13. e FUEL FILTER 1 Remove side cover screws using 5 16 nut driver Remove side cover Pull rubber fuel line off fuel filter neck Carefully pry bushing and fuel filter out of fuel tank 5 Wash fuel filter with clean fuel and re place in tank 6 Attach rubber fuel line to fuel filter neck RYN 7 Replace side cover gros L Sia Cover Figure 10 Fuel Filter Removal SPARK PLUG 1 Remove upper shell page 7 2 Remove fan see page 7 3 Remove spark plug wire from spark plug 4 Remove spark plug from burner head using 13 16 open end wrench pi Clean and regap spark plug electrodes as follows 1 9 mm 075 gap Install spark plug in burner head Attach spark plug wire to spark plug Replace fan see page 7 SO 98 SV AN Replace fan guard and upper shell Burner Spark Plug Wire Figure 11 Spark Plug Removal Bend Here to Adjust Gap amy I i O 1 9 mm 075 Gap Figure 12 Spark Plug Gap 104975 SERVICE PROCEDURES Continued NOZZLE 1 Remove upper shell see page 7 2 Remove fan see page 7 3 Remove fuel and air line hoses from burner head 4 Remove spark plug wire from spark plug 5 Remove spark plug from burner head using 13 16 open end wrench 6 Remove three screws using 5 16 nut driver and remove burner head from OWNER S MANUAL Nozzle Face Air Intake Pump Filter Plate
14. int thinners alco hol or other highly flammable fuels e Fueling a Personnel involved with fueling shall be qualified and thoroughly familiar with the manufacturer s instructions and applicable regulations regard ing the safe fueling of heating units b Only the type of fuel specified on the heater s data plate shall be used c All flame including the pilot light if any shall be extinguished and the heater allowed to cool prior to fueling d During fueling all fuel lines and fuel line connections shall be inspected for leaks Any leaks shall be repaired prior to returning the heater to service e At no time shall more than one day s supply of heater fuel be stored 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 762cm 25 feet from heaters torches welding equipment and similar sources of ignition ex ception 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 onto or be ignited by a fire at lower elevation h Fuel storage shall be in accordance with the authority having jurisdiction Never use heater where gasoline paint thinner or other highly flammable va pors are present Follow all local ordinances and codes when using heater Heaters used in the vicinity of tarpau lins canvas or
15. ndard excess debris from clogging filters dur 230 volt 50 hertz grounded earthed outlet Use an extension cord if needed Use only a three prong grounded earthed extension cord Extension Cord Wire Size Require ments Up to 30 5 meters 100 feet long use 1 0 mm 16 AWG conductor ing future use PREVENTATIVE MAINTENANCE SCHEDULE A WARNING Never service heater while it is plugged in operating or hot Severe burns and electrical shock can occur 30 6 to 61 meters 101 to 200 feet long Item How Often How To use 1 5 mm 14 AWG conductor Fuel tank Flush every 150 200 hours of op See Storing Transporting or Push ON OFF switch to ON and heater rationor sneeded Shipping should start If heater does not start press flame out control reset button Airoutputand Replace every 500 hours of opera See Air Output Air Intake and see Figure 3 lint filters tion or once a year Lint Filters page 7 TO STOP HEATER O STO Air intake Wash and dry with soap and water See Air Output Air Intake and Push ON OFF switch to OFF filter every 500 hours of operation or as Lint Filters page 7 needed TO RESTART HEATER 1 Wait 2 minutes after stopping heater Fuel filter Clean twice a heating season or as See Fuel Filter page 8 2 Repeat steps under To Start Heater needed Flame Out Control Spark plug Clean and regap every 600 hours See Spark Plug page 8 Reset Button ONOFF Switch operation or replace as needed
16. ny transportation charges costs of installation duty taxes or any other charges whatsoever must be borne by the user DESA International s obligation under this limited Warranty shall not include any liability for direct indirect incidental or consequential damage or delay If requested by DESA International Products or parts for which a warranty claim is made are to be returned transportation prepaid by user to the factory Any improper use including operation after discovery of defective or worn parts operation beyond capacity substitution of parts not approved by DESA International or any alteration or repair by others in such manner as in DESA International s judgement affects the Product materially and adversely shall void this Warranty NO EMPLOYEE OR REPRESENTATIVE IS AUTHORIZED TO CHANGE THIS WARRANTY IN ANY WAY OR GRANT ANY OTHER WARRANTY UNLESS SUCH CHANGE IS MADE IN WRITING AND SIGNED BY AN OFFICER OF DESA INTERNA TIONAL AT ITS HOME OFFICE WARRANTY SERVICE Always specify model and serial numbers when communicating with the factory We reserve the right to amend these specifications at any time without notice The only Warranty applicable is our standard written Warranty We make no other Warranty expressed or implied A Service Manual is available by writing to the Technical Service Department at DESA INTERNATIONAL Corporate Headquarters 2701 Industrial Drive P O Box 90004 Bowling Green Kentucky 4210
17. r 7 J f Busia Newey L Fuel L Air line _ Electronic Tank Filter To Burner Ignitor Air For Fuel Air For m Fuel System Combustion And Heating Figure 2 Cross Section Operational View 104975 OPERATION AX WARNING Review and un derstand the warnings in the Safety Information section They OWNER S MANUAL STORING TRANSPORTING OR SHIPPING Note If shipping transport companies re quire fuel tanks to be empty Replace fuel cap or drain plug Prop erly dispose of old and dirty fuel Check are needed to safely operate this 1 Drain fuel tank with local automotive service stations heater Follow all local codes Note Some models have drain plug on that recycle oil when using this heater underside of fuel tank If so remove If storing store heater in dry place drain plug to drain all fuel If heater Make sure storage place is free of dust TO START HEATER does not have drain plug drain fuel and corrosive fumes 1 Follow all ventilation and safety infor through fuel cap opening Be sure all IMPORTANT Do not store kerosene over mation fuel is removed summer months for use during next heating 2 Fill fuel tank with kerosene or No Z Replace drain plug if provided season Using old fuel could damage heater fuel oil 3 If any debris is noted in old fuel add 1 3 Attach fuel cap or 2 quarts of clean kerosene to tank f stir and drain again This will prevent 4 Plug power cord of heater into sta
18. ronic ignitor 6 7 Make sure electronic ignitor mounting is tight Replace electronic ignitor Motor does not start when heater is plugged in fan rotates slowly or does not turn Flame out control not reset Binding pump rotor l Reset flame out control button see Fig ure 3 page 5 If fan is hard to turn see Pump Rotor page 9 104975 SERVICE PROCEDURES A WARNING Never service heater while it is plugged in op erating or hot Severe burns and electrical shock can occur 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 Lift upper shell off Remove fan guard Upper Shell T Fan Guard SS Figure 4 Upper Shell Removal 104975 OWNER S MANUAL 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 Remove upper shell see column 1 2 Use 1 8 allen wrench to loosen set screw which holds fan to motor shaft 3 Slip fan off motor shaft Clean fan using a soft cloth moistened with kerosene or solvent 5 Dry fan thoroughly 6 Replace fan on motor shaft Place fan hub flush with end of motor shaft see Figure 6 7 Place setscrew on flat of shaft Tighten setscrew firmly 40 50 inch pounds 4 5 5 6 n m 8 Replace fan guard and upper shell
19. ter Provide a fresh air opening of at least 2800 square cm three square feet for each 100 000 Btu Hr rating Provide extra fresh air if more heaters are being used This 50 000 Btu Hr heater requires one of the following e atwo car garage door 16 feet wide open ing raised 3 2 cm 1 4 inches e a single car garage door 9 feet wide opening raised 5 1 cm 2 inches e two 76 cm thirty inch windows raised 9 6 cm 3 7 4 inches THEORY OF OPERATION 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 The Air System The motor turns the fan The fan pushes air into and around the combustion chamber This air is heated and provides a stream of clean hot air The Ignition System The electronic ignitor sends voltage to the spark plug The spark plug ignites the fuel and air mixture The Flame Out Control System This system causes the heater to shut down if the flame goes out l Motor Air Pump Combustion Spark Intake Chamber Plug Burner Fan Air Filter Head eae eae _ qm ke aiel Wes a lt Cool Clean Air Heated fe In Air Out 5 a Y Output Air Filte
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