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WARRANTY AND REPAIR SERVICE

LIMITED WARRANTY

KEEP THIS WARRANTY

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.

105338-01
REV. B
03/00

Model

Serial No.

Date of Purchase

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

www.desatech.com

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, INCLUDING
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.

This warranty does not cover discoloration due to operation of heater. 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.

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 your heater to your nearest authorized service center. Repairs not covered by the warranty will be billed at standard prices. Each Service
Center is independently owned and operated. We reserve the right to amend these specifications at any time without notice.

Complete the following information for future reference.

INTERNATIONAL

NOT A UPC

105338 01

Summary of Contents for RM50PVA

Page 1: ...SPHYXIATION CARBON MONOXIDE POI SONING AND OR ELECTRICAL SHOCK ONLY PERSONS WHO CAN UNDERSTAND AND FOLLOW THE INSTRUCTIONS SHOULD USE OR SERVICE THIS HEATER IF YOU NEED ASSISTANCE OR HEATER INFORMATION SUCH AS AN INSTRUCTIONS MANUAL LABELS ETC CONTACT THE MANUFACTURER Model RM50PVA IMPORTANT Read and understand this manual before assembling starting or servicing heater Improper use of heater can c...

Page 2: ...Electric Code ANSI NFPA 70 or Cana dian Electrical Code part 1 Electrical grounding instructions This appliance is equipped with a three prong grounding plug for your protection against shock hazard and should be plugged directly into a properly grounded three prong receptacle Use only a three prong grounded exten sion cord Use only the hose and factory preset regulator provided with the heater Us...

Page 3: ... fire department will have this booklet The amount of propane gas ready for use from propane tanks varies Two factors de cide this amount 1 The amount of propane gas in tank s 2 The temperature of tank s This heater is designed to operate with a minimum20 poundpropanetank Youmay need two or more tanks or one larger tank in colder weather Use a 100 pound tank for longer operation or in very cold we...

Page 4: ...ber Motor Clean Heated Air Out Front Hose Regulator Assembly Cool Air In Back Figure 2 Cross Section Operational View Fan ASSEMBLY 1 Remove screw from top of fan guard Discard screw 2 Insert nut clip provided with handle with flat side facing up through slot in top of shell Align holes in nut clip with screw hole behind slot in top of shell see Figure 4 3 Place handle over hole and clip Insert two...

Page 5: ...plied with heater 4 Open propane supply valve on propane tank s slowly Note If not opened slowly excess flow check valve on pro pane tank may stop gas flow If this happens close propane supply valve and open again slowly 5 Check all connections for leaks Apply mixture of liquid soap and water to gas joints Bubbles forming show a leak that must be corrected 6 Close propane supply valve WARNING Test...

Page 6: ...If main burner fails to light hose mayhaveairinit Ifso keepcontrolknob pressedandwait20seconds Releasecon trolknobandwait20secondsforunburned fuel to exit heater Repeat step 6 7 If main burner goes out repeat step 6 8 When main burner remains lit rotate control knob to the desired heat level WARNING Besuremotorand fan are running before pushing in automatic control valve but ton Flames could flash...

Page 7: ...rmal limit device to shut down heater 2 Restricted air flow 3 Damaged fan 4 Excessive dust or debris in surrounding area OBSERVED FAULT Fan does not turn when heater is plugged in Heater will not ignite Heater shuts down while running WARNING Never service heater while it is plugged in connected to propane supply operating or hot Severe burns and electrical shock can occur TROUBLESHOOTING MAINTENA...

Page 8: ...rd old motor 7 Attach green power cord wire to motor 8 Attach fan guard to new motor with two nuts and two screws 9 Replace black and white terminals 10 Place fan onto motor shaft of new mo tor Make sure set screw contacts flat surface on motor shaft Tighten set screw firmly 40 50 inch pounds 11 Place motor and fan guard into rear of heater shell Make sure power cord is properly located see Figure...

Page 9: ...l not to damage the fan blade pitch 5a If replacing fan remove old fan and discard Go to step 7 below 5b If cleaning fan use soft cloth moistened with kerosene or solvent 6 Dry fan thoroughly 7 Place fan onto motor shaft Make sure set screw contacts flat surface on mo tor shaft Tighten set screw firmly 40 50 inch pounds 8 Place motor and fan guard into rear of heater shell Make sure power cord is ...

Page 10: ...10 105338 PROPANE CONSTRUCTION HEATER 50 000 BTU HR ILLUSTRATED PARTS BREAKDOWN RM50PVA 28 27 15 17 18 21 1 2 3 2 4 6 7 9 11 21 22 23 24 25 19 2 10 26 16 12 13 14 5 20 20 8 ...

Page 11: ...84 38 Hex Tap Screw 8 18 x 3 8 1 12 101478 03 Fan 1 13 105332 01 Motor 1 14 103863 01 Fan Guard 1 15 097384 02 Captive Washer Nut 3 16 097968 05 Hex Screw 4 40 x 1 2 2 17 NPC 00C Hex Nut 4 40 2 18 101481 04 Thermal Switch 1 19 097776 01 Universal Bushing 1 20 099237 01 Thermocouple Nut 2 21 104146 01 Thermocouple 1 22 103921 01 Valve Orifice Assembly 1 23 102445 01 Piezo Ignitor 1 24 078978 03 Sle...

Page 12: ...w heater was malfunctioning purchase date In most cases 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 either contact your nearest Parts Central or call DESA International s Parts Department at 1 800 972 7879 for referral information When calling DESA International have...

Page 13: ...____________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ ___________________________________________________________________________________________...

Page 14: ...enance is the responsibility of the owner THISEXPRESSWARRANTYISGIVENINLIEUOFANYOTHERWARRANTYEITHEREXPRESSEDORIMPLIED INCLUDING 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 limitationofincidentalorconsequentialdamages orlimitationsorexclusions...

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