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Desa RM60 Owner's Manual

60,000 btu/hr h.s.i. series
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PORTABLE
FORCED
AIR HEATER
OWNER'S MANUAL
Model RM60
60,000 Btu/Hr
H.S.I. Series
IMPORTANT: Read and understand this manual before assembling, start-
ing, or servicing heater. Improper use of heater can cause serious injury.
Keep this manual for future reference.
®
G 004
ARL LOGO

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Summary of Contents for Desa RM60

  • Page 1 PORTABLE FORCED AIR HEATER OWNER’S MANUAL Model RM60 60,000 Btu/Hr H.S.I. Series IMPORTANT: Read and understand this manual before assembling, start- ing, or servicing heater. Improper use of heater can cause serious injury. Keep this manual for future reference. ®...

  • Page 2: Safety Information

    60,000 Btu/Hr H.S.I. Series PORTABLE FORCED AIR HEATER SAFETY INFORMATION WARNINGS IMPORTANT: Read this Owner’s Manual carefully and completely before trying to assemble, oper- ate, or service this heater. Improper use of this heater can cause seri- ous injury or death from burns, fire, explosion, electrical shock, and carbon monoxide poisoning.

  • Page 3: Product Identification

    PRODUCT IDENTIFICATION Hot Air Outlet Lower Shell Fuel Tank Side Cover Ignition Control Assembly (assembly on inside of side cover) Power Cord Figure 1 THEORY OF OPERATION The Fuel System: The air pump forces air through the air line. The air is then pushed through the nozzle.

  • Page 4: Operation

    60,000 Btu/Hr H.S.I. Series PORTABLE FORCED AIR HEATER OPERATION WARNING: Review and un- derstand the warnings in the Safety Information section, page 2. They are needed to safely op- erate this heater. Follow all local codes when using this heater. TO START HEATER 1.

  • Page 5: Troubleshooting

    TROUBLESHOOTING Note: For additional help, visit DESA International’s Technical Service web site at www.desatech.com. FAULT CONDITION Motor does not start five seconds after heater is plugged in Motor starts and runs but heater does not ignite Heater ignites but ignition control assembly...

  • Page 6: Service Procedures

    60,000 Btu/Hr H.S.I. Series PORTABLE FORCED AIR HEATER SERVICE PROCEDURES 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 along each side of heater using 5/16"...

  • Page 7: Fuel Filter

    SERVICE PROCEDURES Continued WARNING: Never service heater while it is plugged in, op- erating, or hot. Severe burns and electrical shock can occur. 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.

  • Page 8: Pump Rotor

    60,000 Btu/Hr H.S.I. Series PORTABLE FORCED AIR HEATER SERVICE PROCEDURES Continued NOZZLE ASSEMBLY 1. Remove upper shell (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 assembly 1/4 turn to left and pull toward motor to remove (see Figure 12).

  • Page 9: Specifications

    (Approximate Pounds) TECHNICAL SERVICE You may have further questions about op- eration or troubleshooting. If so, contact DESA International’s Technical Service Dept. at 1-800-323-5190. You can also visit DESA International’s Technical Service site www.desatech.com. 104672 60,000 Use Only Kerosene or No. 1 Fuel Oil 3.4 psi...

  • Page 10: Wiring Diagrams

    60,000 Btu/Hr H.S.I. Series PORTABLE FORCED AIR HEATER WIRING DIAGRAMS Ignitor Gray Gray Green Motor Black Green White White Blue Photocell Blue Figure 17 - Wiring Diagram for Heaters Using 104040-02 Ignition Control Assembly Black Motor Green Photocell White Figure 18 - Wiring Diagram for Heaters Using 102350-01 Ignition Control Assembly IGNITOR MOTOR MAIN Ignition Control...
  • Page 11 Purchase accessories and parts from your nearest dealer or service center. If they can not supply these accessories or parts, either contact your nearest Parts Central or DESA International’s Parts Department at 1-800- 972-7879 for referral information. Parts Cen- trals are listed in the Authorized Service Center booklet supplied with heater.

  • Page 12: Illustrated Parts Breakdown

    60,000 Btu/Hr H.S.I. Series PORTABLE FORCED AIR HEATER ILLUSTRATED PARTS BREAKDOWN RM60 12-1 12-2 12-18 12-17 12-16 12-15 Motor and Pump Assembly 12-3 12-4 12-5 12-6 12-7 12-14 12-13 12-12 12-11 12-8 12-9 12-10 104672...

  • Page 13: Parts List

    This list contains replaceable parts used in your heater. When ordering parts, be sure to provide the correct PARTS LIST model and serial numbers (from the model plate), then the part number and description of the desired part. RM60 PART NUMBER...

  • Page 14: Warranty And Repair 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.

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