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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.
®
ARL LOGO G 004
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60,000 Btu/Hr H.S.I. Series PORTABLE FORCED AIR HEATER c)All flame, including the pilot light, if • Use only the electrical voltage and fre- SAFETY any, shall be extinguished and the quency specified on model plate. INFORMATION heater allowed to cool, prior to fueling. • Use only a three-prong, grounded ex- d)During fueling, all fuel lines and fuel- tension cord. line connections shall be inspected for • Minimum heater clearances from com- leaks. Any leaks shall be repaired WARNINGS bustibles: p
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OWNER’S MANUAL PRODUCT IDENTIFICATION FUELS WARNING: Use only kerosene or No. 1 fuel oil to avoid risk of fire Handle Hot Air Outlet or explosion. Never use gasoline, Upper Shell naphtha, paint thinners, alcohol, or other highly flammable fuels. Do not use heavy fuels such as No. 2 fuel oil Fan Guard Lower Shell or No. 2 Diesel. Using heavy fuels will result in a clogged fuel filter and/or nozzle. Air Filter End Cover IMPORTANT: Use a KEROSENE ONLY Fuel Tank storage container. Be sure storage cont
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60,000 Btu/Hr H.S.I. Series PORTABLE FORCED AIR HEATER Extension Cord Wire Size OPERATION STORING, Requirements • 6 to 10 feet long, use 18 AWG rated TRANSPORTING, cord WARNING: Review and un- OR SHIPPING • 11 to 100 feet long, use 16 AWG derstand the warnings in the rated cord Safety Information section, page Note: If shipping, transport companies re- 2. They are needed to safely op- • 101 to 200 feet long, use 14 AWG quire fuel tanks to be empty. erate this heater. Follow all local rated cord
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OWNER’S MANUAL TROUBLESHOOTING WARNING: Never service heater while it is plugged in, operating, or hot. Severe burns and electrical shock can occur. Note: For additional help, visit DESA International’s Technical Service web site at www.desatech.com. FAULT CONDITION POSSIBLE CAUSE REMEDY Motor does not start five seconds after heater 1. No power to heater 1. Check circuit breaker in electrical panel is plugged in WARNING: High voltage! 2. Bad electrical connection between mo- 2. Check all elec
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60,000 Btu/Hr H.S.I. Series PORTABLE FORCED AIR HEATER PUMP PRESSURE SERVICE ADJUSTMENT PROCEDURES Fan 1. Remove pressure gauge plug from filter end cover. Motor WARNING: Never service 2. Install accessory pressure gauge (part heater while it is plugged in, op- number HA1180). erating, or hot. Severe burns and 3. Start heater (see Operation, page 4). electrical shock can occur. Allow motor to reach full speed. Flush UPPER SHELL REMOVAL 4. Using a flat blade screwdriver, adjust pressure. Turn rel
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OWNER’S MANUAL IGNITOR SERVICE CAUTION: Do not bend or strike 1. Remove upper shell and fan guard (see ignitor element. Handle with care. PROCEDURES Fan, page 6). Continued 2. Remove fan (see Upper Shell Removal, 8. Carefully remove replacement ignitor page 6). from styrofoam packing. WARNING: Never service 3. Remove 4 side cover screws with a 9. Carefully guide ignitor into opening in heater while it is plugged in, op- 5/16" nut driver. Remove side cover nozzle adapter bracket. Do not strike
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60,000 Btu/Hr H.S.I. Series PORTABLE FORCED AIR HEATER Nozzle Face SERVICE Combustion Nozzle Seal PROCEDURES Chamber Nozzle/Adapter Continued Assembly NOZZLE ASSEMBLY Nozzle 1. Remove upper shell (see page 6). Nozzle Adapter 2. Remove fan (see page 6). 3. Remove fuel and air line hoses from Figure 12 - Removing Nozzle/Adapter nozzle assembly (see Figure 11). Air Line Fitting Assembly 4. Turn nozzle assembly 1/4 turn to left Fuel Line Fitting and pull toward motor to remove (see PUMP ROTOR Figure
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OWNER’S MANUAL SPECIFICATIONS REPLACEMENT Output Rating (Btu/Hr) 60,000 PARTS Fuel Use Only Kerosene or No. 1 Fuel Oil Note: Use only original replacement parts. Fuel Tank Capacity (U.S. Gal.) 5.0 This will protect your warranty coverage for Fuel Consumption (Gal. Per Hr.) .44 parts replaced under warranty. Pump Pressure Setting 3.4 psi Electric Requirements 120 V/60 Hz PARTS UNDER WARRANTY Amperage (Normal Run) 2.0 Hot Air Output (CFM) 180 Contact authorized dealers of this product. Motor RPM 1
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60,000 Btu/Hr H.S.I. Series PORTABLE FORCED AIR HEATER WIRING DIAGRAMS Ignitor Gray IGNITOR Gray MOTOR MAIN Red Ignition Control Green Motor Assembly 120V (L1) Black Green White AC NEUTRAL (L2) MOTOR RETURN White IGNITOR Blue PHOTOCELL Photocell PHOTOCELL Blue Figure 17 - Wiring Diagram for Heaters Using 104040-02 Ignition Control Assembly Ignitor Gray Gray IGNITOR Black L1 (120V) Red MOTOR MAIN IGNITOR Green Motor Ignition Control Assembly White Green MOTOR RETURN Blue PHOTOCELL Photocell Bl
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OWNER’S MANUAL ACCESSORIES 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. THERMOSTAT KIT - HA1210 Keeps your building at the tempera- ture you select day and night. Helps economize on fuel. AIR GAUGE KI
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60,000 Btu/Hr H.S.I. Series PORTABLE FORCED AIR HEATER 4 1 ILLUSTRATED PARTS BREAKDOWN 2 5 RM60 9-1 36 9-2 9-5 3 9 7 6 11 9-4 9-3 8 21 10 12 18 13 20 22 16 23 24 25 28 26 27 30 29 35 34 12-1 19 12-2 17 12-3 15 14 12-4 12-5 33 31 32 12-6 12-7 12-18 12-17 12-8 12-16 12-9 12-15 12-10 12-14 Motor and Pump Assembly 12-13 12-12 12-11 104672 12
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OWNER’S MANUAL 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 KEY PART KEY PART NO. NUMBER DESCRIPTION QTY. NO. NUMBER DESCRIPTION QTY. 1 M51104-01 Handle 1 12-16 103676-01 Nylon Elbow, 90° 1 2 098511-67 Upper Shell 1 12-17 M8643-2*** Blade 4 3 M11084-29 Screw, #10-16 x 3/4" 2 12-18 FHPF3-6C Screw 2 4 10
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WARRANTY AND REPAIR SERVICE KEEP THIS WARRANTY Model No. Serial No. Date of Purchase (To be filled in by purchaser) 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 pa
