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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 workman-
ship. If so, DESA International will repair or replace the
heater without charge.

REPAIR SERVICE

Return the heater to your nearest authorized service
center. Repairs not covered by the warranty will be billed
at standard prices.

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.

When writing for information regarding your heater, be sure
to include the model number and serial number as shown on
the model plate.

Each Service Center is independently owned and operated.
We reserve the right to amend these specifications at any
time without notice.

DESA

INTERNATIONAL

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

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 six (6) months 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 associ-
ated 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 EX-
PRESSED OR IMPLIED, INCLUDING WARRAN-
TIES OF MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE.

DESA International assumes no responsibility for in-
direct, 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 War-
ranty 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

102553-01
Rev. B
11/95

Содержание ARL B50H

Страница 1: ...AL 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 ARL LOGO G 004 Models B50H and REM50C Heater Size 50 000 Btu Hr ...

Страница 2: ... trying to assemble operate or service this heater Improper use of this heater can cause serious injury or death from burns fire explosion electrical shock and carbon monoxide poisoning Carbon Monoxide Poisoning Early signs of carbon monoxide poisoning resemble 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 h...

Страница 3: ...r where gasoline paint thinner or other highly flammable vapors are present Follow all local ordinances and codes when using heater Heaters used in the vicinity of tarpaulins canvas or similar enclosure materials shall be located a safe distance from such materials The recommended mini mum safe distance is 10 feet It is further recommended that these enclosure materials be of a fire retardant natu...

Страница 4: ... air through the air line The 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 control assembly provides power to the ign...

Страница 5: ...e extra fresh air if more heaters are being used Example A 50 000 Btu Hr heater requires one of the following a 16 foot two car garage door raised two inches a 9 foot single car garage door raised three inches two thirty inch windows raised five inches Review and understand the warnings in the Safety Informa tion Section pages 2 and 3 They are needed to safely operate this heater Follow all local ...

Страница 6: ...ENTATIVE MAINTENANCE SCHEDULE Never service heater while it is plugged in operating or hot Severe burns and electrical shock can occur WARNING STORING TRANSPORTING OR SHIPPING Note If shipping transport companies require fuel tanks to be empty 1 Drain fuel tank Drain fuel through fuel cap opening Be sure all fuel is re moved 2 If any debris is noted in old fuel add 1 or 2 quarts of clean kerosene ...

Страница 7: ...tive ignition control assembly Fill tank with kerosene See Pump Pressure Adjust ment pages 9 See Fuel Filter page 9 See Nozzle page 10 Drain and flush fuel tank with clean kerosene See Storing Transporting or Shipping page 6 Check electrical connections See Wiring Diagram page 11 Replace ignitor Replace ignition control assembly WARNING High voltage Pump pressure incorrect Dirty air intake air out...

Страница 8: ...s tened 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 4 7 Place setscrew on flat of shaft Tighten setscrew firmly 40 50 inch pounds 8 Replace fan guard and upper shell Air Output Air Intake and Lint Filters 1 Remove upper shell see above 2 Remove filter end cover screws using 5 16 nut driver 3 Remove filter end cov...

Страница 9: ...sure 5 Remove pressure gauge Replace pressure gauge plug in filter end cover Figure 6 Pressure Gauge Plug Removal Relief Valve Pressure Gauge Plug Figure 7 Adjusting Pump Pressure Pressure Gauge Fuel Filter 1 Remove 4 side cover screws using 5 16 nut driver 2 Remove side cover 3 Pull upper fuel line off fuel filter neck 4 Carefully pry bushing and fuel filter out of fuel tank 5 Wash fuel filter wi...

Страница 10: ...ocedure 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 5 Remove pump plate 6 Remove rotor insert and blades 7 Check for debris in pump If debris is found blow out with compressed air 8 Install insert and rotor 9 Check gap on rotor Adjust to 003 004 ...

Страница 11: ...eler Gauge Blade Rotor Gap Adjusting Screw Gap Adjusting Screw Figure 13 Gap Adjusting Screw Locations SPECIFICATIONS Output Rating Btu Hr 50 000 Fuel Use Only Kerosene or No 1 Fuel Oil Fuel Tank Capacity U S Gal 4 0 Fuel Consumption Gal Per Hr 40 Electric Requirements 120 V 60 Hz Amperage Normal Run 2 0 Motor RPM 1725 Hot Air Output CFM 175 Pump Pressure psi 3 6 Shipping Weight Approximate Pounds...

Страница 12: ... part s call DESA International s Technical 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 defective part to the factory Parts Not Under Warranty Contact authorized dealers of this product If they can t supply original replacement part s ca...

Страница 13: ...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 select day and night Helps economize on fuel Makes heater even more portable and convenient Easy to assemble STANDARD WHEELS AND HANDLE KIT HA1206 HEAVY DUTY WHEELS AND HANDLE KIT HA1202 For heavy duty applica tions Makes your...

Страница 14: ...otor 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 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 ...

Страница 15: ...ew 10 32 x 1 1 8 6 12 16 M50016 Elbow 90 1 12 17 M8643 2 Blade 4 12 18 FHPF3 6C Screw 10 32 x 3 4 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 18 M50631 Rubber Bumper 2 19 097461 03AA Side Cover 1 20 101205 01 Motor Bracket 1 21 M30865 02 Bushing 2 22 M112...

Страница 16: ...A International warrants this product and any parts thereof to be free from defects in materials and workmanship for six 6 months from the date of first purchase when operated and maintained in accordance withinstructions Thiswarrantyisextendedonlytothe original retail purchaser when proof of purchase is provided This warranty covers only the cost of parts and labor required to restore the product...

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