When ordering parts, follow the instructions listed under Replacement Parts on page 11 of this manual. TB103 TB108 TB113 Key No. Part No. Description Qty. 1 118476-01 Handle • • • 1 2 118770-01 Control Box • • • 1 3 M11143-2 Strain Relief Bushing • • • 1 4 098219-42 Power Supply Cord Assembly • • • 1 5 118767-01 Fuel Tube • • • 1 6 100146-01 Female Elbow • • • 1 7 118685-04 Injector • • • 1 8 M50114-02 Male Elbow • • • 1 9 114159-04 Ball Valve Assembly • • • 1 10 113810-01 Ball Valve Knob Insert

5. Check all connections for leaks. 6. Close propane/LP supply valve. Installation Continued Inlet Connector Gas Valve Button Hose Figure 6 - Hose and Inlet Connector (Heater may vary from illustration) Operation WARNING: Review and understand the warnings in the Safety Information section, page 2. They are needed to safely operate this heater. Follow all local codes when using this heater. To Start Heater 1. Follow all installation, ventilation and safety information. 2. Locate heater on stable

3. Plug power cord of heater into a three- prong, grounded extension cord. Extension cord must be at least six feet long. Extension cord must be UL listed. Extension Cord Size Requirement Up to 50 feet (15 m) long, use 18 AWG rated cord. 51 to 100 feet (15.5 to 30.5 m) long, use 16 AWG rated cord. 101 to 200 feet (30.78 to 61 m) long, use 14 AWG rated cord. 4. Plug extension cord into a 120 volt/60 hertz, three-hole, grounded outlet. 5. Open propane/LP supply valve on propane/LP tank(s) slowly.

Note: Motor will go into shell first (see Figure 8). 9. Line up rear mounting holes in shell with first hole on each side of motor mount (see Figure 8). Note: When holes are lined up, fan should be outside of shell. 10. Holding mounting screws, carefully reach through fan blades into rear of heater. Be careful not to damage fan pitch. Insert screw through motor mount and shell. With free hand, attach screw finger tight. Repeat process for other mounting hole. 11. Use 1/8" hex wrench to loosen se

**UL Style 3257 250° C) • Si es necesario reemplazar algun cable suministrado originalmente con el calentador, este se debe reemplazar concable tipo AWG 105° C o su equivalente, excepto cuando se indica lo contrario (*Tipo SF2-200. **UL Style 3257 250° C) * Si le cablage fourni avec l'appareil de chauffage doit etre remplace, faites-le avec du cable de type AWG 105° Cou son equivalent, sauf indication contraire (*Type SF2-200. **UL Style 3257 250° C) Line Cord/ Cable de linea/ Cordon electriqueM

If so, DESA Heating Products 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. When writing, always include model number and serial number. For information, write: 82 Akron Road Toronto, Ontario M8W 1T2 2701 Industri

Improper use of heater can cause serious injury. Keep this manual for future reference. General hazard warning: Failure to comply with the precautions and instructions provided with this heater, can result in death, serious bodily injury and property loss or damage from hazards of fire, explosion, burn, asphyxiation, carbon monoxide poisoning 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 in

You can also write to the address listed on the back page of this manual. Fuel Gas Connector: LPA4020 A POL adapter with excess flow check valve. Illustrated Parts Breakdown 55,000 BTU/HR ModelS TB100, TB104, TB106 AND TB110 4142364039383629353222161514131812201917101130Detail ADetail A2524232826312710987653433434232113737 Parts List 55,000 BTU/HR ModelS This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 1

When ordering parts, follow the instructions listed under Replacement Parts on page 11 of this manual. TB102 TB111 TB114 TB105 TB107 TB101 TB112 Key No. Part No. Description Qty. 1 118476-01 Handle • • • • • • • 1 2 118472-01 Control Box • • • • • • • 1 3 M11143-2 Strain Relief Bushing • • • • • • • 1 4 098219-42 Power Supply Cord Assembly • • • • • • • 1 5 100145-03 Fuel Tube • • • • • • • 1 6 118796-01 Female Compression Fitting • • • • • • • 1 7 114159-05 Ball Valve Assembly • • • 1 114159-03

For 170 models, the propane gas moves through the solenoid valve, burn rate adjustment valve and out the injector. 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: For 55/85/125 models the high voltage ignitor sends voltage to the spark ignitor. For 170 models direct spark ignitor sends voltage to the spark ignitor. The spark ignitor ignites the fuel and air mixture