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WARRANTY AND REPAIR SERVICE

WARRANTY SERVICE

Should your heater require service, return it to your nearest authorized service center. Proof of purchase must be presented with the heater. The
heater will be inspected. A defect may be caused by faulty materials or workmanship. If so, DESA International will repair or replace the heater
without charge.

REPAIR SERVICE

Return the heater to your nearest authorized service center. Each Service Center is independently owned and operated. Repairs not covered by the
warranty will be billed at standard prices. When writing for information regarding your heater, be sure to include the model number and serial
number as shown on the model plate. We reserve the right to amend these specifications at any time without notice.

Illustrated parts lists can be obtained free of charge. Send a self addressed stamped envelope to the address listed below. List the heater model number
and the date located in the lower right corner of this page. A service manual may be purchased from the address listed below. Send a check for $5.00
payable to DESA International.

Corporate Headquarters
2701 Industrial Drive
P.O. Box 90004
Bowling Green, KY 42102-9004

www.desatech.com

For information, write: DESA International, P.O. Box 90004

Bowling Green, Kentucky 42102-9004 ATTN: Customer Service Department

When writing, always include model number and serial number.

LIMITED WARRANTY

DESA International warrants this product and any parts thereof, to be free from defects in materials and workmanship for 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 reimbursable under this warranty.

Warranty service is available only through authorized dealers and service centers.

This warranty does not cover defects resulting from misuse, abuse, negligence, accidents, lack of proper maintenance, normal wear,
alteration, modification, tampering, contaminated fuels, repair using improper parts, or repair by anyone other than an authorized dealer or
service center. Routine maintenance is the responsibility of the owner.

THIS EXPRESS WARRANTY IS GIVEN IN LIEU OF ANY OTHER WARRANTY EITHER EXPRESSED OR IMPLIED, INCLUD-
ING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.

DESA International assumes no responsibility for indirect, incidental or consequential damages. Some states do not allow the exclusion or
limitation of incidental or consequential damages or limitations or exclusions may not apply to you. This Limited Warranty gives you specific
legal rights and you may also have other rights which vary from state to state.

Model No.

Serial No.

Date of Purchase

(To be filled in by purchaser)

KEEP THIS WARRANTY

103685-01
Rev. E
02/99

NOT A UPC

103685 01

Summary of Contents for ARL B70D

Page 1: ...L IMPORTANT Read and understand this manual before assembling starting orservicingheater Improperuseofheatercancauseseriousinjury Keepthis manual for future reference ARL LOGO G 004 Heater Size 70 000 Btu Hr Models R70D and B70D H S I Series ...

Page 2: ...xception 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 federal state or local author ity having jurisdiction Never use heater where gasoline paint thinner or other highly flammable vapors a...

Page 3: ... air is then pushed through the 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 ignition con trol assembly provides power to the ignitor This ignites the fuel a...

Page 4: ...ilter and or nozzle IMPORTANT Use a KEROSENE ONLY storagecontainer Besurestoragecontaineris clean Foreign matter such as rust dirt or waterwillcausetheignitioncontrolassembly to shut down the heater Foreign matter may also require you to clean fuel system often Provide at least a three square foot opening offresh outsideairforeach100 000Btu Hr rating Provide extra fresh air if more heat ers are be...

Page 5: ...mmer months for use during next heating season Usingoldfuelcoulddamageheater PREVENTATIVE MAINTENANCE SCHEDULE WARNING Never service heater while it is plugged in operating or hot Severe burns and electrical shock can occur Item Fuel tank Air output and lint filters Air intake filter Fuel filter Ignitor Fan blades Motor How Often Flush every 150 200 hours of opera tion or as needed Replaceevery500...

Page 6: ...ll 9 Replace ignition control assembly POSSIBLE CAUSE 1 No power to heater 2 Bad electrical connection between mo tor and ignition control assembly or ig nition control assembly and power cord 3 Blown fuse on ignition control assembly 4 Binding pump rotor 5 Defective ignition control assembly 6 Defective motor 1 No fuel in tank 2 Pump pressure incorrect 3 Dirty fuel filter 4 Obstruction in nozzle ...

Page 7: ... Air Output Air Intake and Lint Filters Air Intake Filter Filter End Cover Fan Guard Air Output Filter Lint Filter AIR OUTPUT AIR INTAKE AND LINT FILTERS 1 Remove upper shell see Upper Shell Removal 2 Remove filter end cover screws using 5 16 nut driver 3 Remove filter end cover 4 Replace air output and lint filters 5 Wash or replace air intake filter see Preventative Maintenance Schedule page 5 6...

Page 8: ...e WARNING High Voltage 1 Unplug heater 2 Remove side cover screws 4 using 5 16 nut driver to expose ignition con trol assembly 3 Remove fuse cover 4 Remove fuse from fuse clips 5 Replace fuse with fuse of the same type and rating GMA 10 Do not substi tute a fuse with a higher current rating 6 Replace fuse cover 7 Replace side cover Fuse Fuse Cover Fuse Clips Figure 11 Replacing Fuse Nozzle Adapter...

Page 9: ...Figure 14 Nozzle and Nozzle Adapter Nozzle Adapter Assembly Combustion Chamber Continued Fuel Line Hose Nozzle Adapter Assembly Combustion Chamber Air Line Hose Burner Strap Photocell Wires FUEL AND AIR LINE REPLACEMENT AND PROPER ROUTING 1 Remove upper shell see Upper Shell Removal page 7 2 Remove side cover screws using 5 16 nut driver see Figure 8 page 8 3 Remove side cover 4 Inspect fuel and a...

Page 10: ...ing Screw Insert Rotor Air Output Filter Blade Pump Plate Air Intake Filter Filter End Cover Fan Guard Figure 16 Rotor Location Figure 17 Gap Adjusting Screw Locations Figure 18 Sanding Rotor Note Use only original replacement parts Thiswillprotectyourwarrantycoveragefor parts replaced under warranty PARTS UNDER WARRANTY Contact authorized dealers of this product If they can t supply original repl...

Page 11: ... your nearest dealer or service center If they can not supply these accessories or parts either contact your nearest Parts Central or DESA International for referral information Parts CentralsarelistedintheAuthorizedService Center booklet supplied with heater DESA International P O Box 90004 Bowling Green KY 42102 9004 1 800 972 7879 Parts Department AIR GAUGE KIT HA1180 Special tool to check pump...

Page 12: ...RATED PARTS BREAKDOWN 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 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 9 2 9 1 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 R70D B70D ...

Page 13: ... Relief Spring 1 12 12 M22997 Plug 1 12 13 M8940 Steel Ball 1 4 Diameter 1 12 14 M29612 01 Output Filter 1 12 15 M12461 31 Screw 10 32 x 1 6 12 16 103676 01 Nylon Elbow 90 1 KEY PART NO NUMBER DESCRIPTION QTY Not available as an assembly Included in Rotor Kit part No HA3004 Included in Filter Kit Part No HA3014 Included in Pump Adjustment Kit Part No HA3020 12 17 M8643 Blade 4 12 18 FHPF3 5C Screw...

Page 14: ...ional warrants this product and any parts thereof to be free from defects in materials and workmanship for 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 p...

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