Desa BTU/HR owner manual Assembly, Operation, For 110/115/155/165/200 Models only, To Start Heater

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ASSEMBLY

(FOR 110/115/155/165/200 MODELS ONLY)

These models are furnished with wheels and a handle. Some models are furnished with a second handle also. Wheels, handle(s), and the mounting hardware are found in the shipping carton.

Tools Needed

Medium Phillips Screwdriver

3/8" Open or Adjustable Wrench

Hammer

1.Slide axle through wheel support frame. Install wheel spacers if provided. Install wheels on axle. IMPORTANT: When installing wheels, point extended hub of wheels toward wheel support frame (see Figure 6).

2.Place cap nuts on axle ends. Gently tap with hammer to secure.

3.Place heater on wheel support frame. Line up holes on fuel tank flange with holes on wheel support frame.

4.Place handle(s) on top of fuel tank flange. In- sert screws through handle(s), fuel tank flange, and wheel support frame. Attach nut finger tight after each screw is inserted.

5.After all screws are inserted, tighten nuts firmly.

Cord Cleat with Bolts and Nuts (If Provided - Set of Two for Right or Left Side)

Screw

Handle

 

Hot Air

Air

Outlet

Inlet

 

Fuel

 

Tank

 

Flange

 

Wheel Support

 

Frame

 

Nut

 

 

Extended

 

Axle Hub

Cap Nut

Wheel Spacer

(If Provided)

Wheel

Figure 6 - Wheel and Handle Assembly,

110/115/155/165/200 Models Only

OPERATION

IMPORTANT: Review and under- stand the warnings in the Safety Information section, page 2. They are needed to safely oper- ate this heater. Follow all local ordinances and codes when using this heater.

TO START HEATER

1.Follow all ventilation and safety information.

2.Locate heater to provide maximum circulation of the heated air. Follow all location require- ments noted in Safety Information, page 2.

3.Fill fuel tank with kerosene, #1#2 diesel/fuel oil, JET A or JP-8 fuel.

4.Attach fuel cap.

5.For thermostat models, turn thermostat knob clockwise to the high position.

6.Plug heater’s power cord into approved, grounded, three-wire extension cord. Extension cord must be at least six feet (1.8 meters) long.

Extension Cord Size Requirement

6 to 10 feet (1.8 to 3 meters) long, use 18 AWG (0.75 mm2) rated cord

11 to 100 feet (3.3 to 30.5 meters) long, use 16 AWG (1.0 mm2) rated cord

101 to 200 feet (30.8 to 61 meters) long, use 14 AWG (1.5 mm2) rated cord

7.Plug extension cord into standard 120 volt/60 hertz, 3-prong grounded outlet.

Note: For heater without ON/OFF switch, ig- nitor will preheat for five seconds, then heater will start.

Note: For heater with ON/OFF switch, push switch to ON() position and heater should start in 5 seconds. If heater does not start, see Troubleshooting, page 7.

8.For thermostat models, adjust thermostat knob to the desired setting. Note: A cold heater may affect the thermostat setting. This thermostat is a general-heating control. It is not intended for precise temperature control. Adjust thermo- stat until heater cycles at the desired setting.

TO STOP HEATER

Without ON/OFF Switch

Unplug extension cord from outlet.

With ON/OFF Switch

Push ON/OFF switch to OFF (O) position. Un- plug heater when not in use.

113282-01C

www.desatech.com

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Contents Table of Contents Safety Information Never attach heater to external fuel tank UnpackingProduct Identification Theory of Operation FuelsVentilation Operation AssemblyFor 110/115/155/165/200 Models only To Start HeaterOperation with Portable Generator Wthout ON/OFF SwitchStoring TRANSPORTING, or Shipping To Restart HeaterTroubleshooting Preventative Maintenance ScheduleFault Condition Possible Cause Remedy How Often How ToDirty fuel filter Ment,Obstruction in nozzle Water in fuel tankUpper Shell Removal Service ProceduresAIR OUTPUT, AIR Intake and Lint Filters FANReplace filter end cover Pump Pressure AdjustmentFuel Filter Replace combustion chamber Carefully remove replacement ignitor from packingIgnitor For 40/50/55/60/70/110/115/155/165 Models Only Nozzle AssemblyPlace plastic hex-body into vise and lightly tighten For 200 Model Only Fuel and AIR Line Replacement and Proper RoutingPump Rotor Procedure if Rotor is BindingIgnition Control Assembly SpecificationsModel Size 110/115 155 165 200Ignition Control Assembly Wiring DiagramsWiring Diagrams Standard Model Illustrated Parts BreakdownR40, REM40, PK40, UK40, TK40, N40 Thermostat ModelsModels Parts ListStandard Model NTC-4C 50/55/60/70 ModelsStandard Models WLE-2 110/115/155/165 ModelsRM200BT, B200BT, PK200T, UK200T, TK200T, REM200BT, R200BT R200B, PK200, UK200, TK200See NOZZLE/BURNER Head Assembly for 200 Models Burner Head Assembly for 110/115/155/165 ModelsFHPF3-5C Motor and Pump Assembly for 40/50/55/60/70 ModelsFHPF3-5C Motor and Pump Assembly for 110/115/155/165 ModelsMotor and Pump Assembly for 200 Models Wheels and Handle Parts List Replacement PartsParts Under Warranty Parts not Under WarrantyAccessories Technical ServiceLimited Warranty Warranty and Repair Service

BTU/HR specifications

Desa BTU/HR is an innovative energy solution that emphasizes efficiency and sustainability in thermal energy generation. Designed with the modern consumer in mind, the Desa BTU/HR platform integrates advanced technologies to optimize heating systems for both residential and commercial applications.

At its core, Desa BTU/HR operates on the principle of maximizing thermal energy while minimizing waste. This is achieved through state-of-the-art heat exchangers and combustion technologies that ensure a higher yield of usable heat per unit of fuel consumed. By utilizing a variety of inputs, including biomass, natural gas, and renewable sources, Desa BTU/HR caters to a range of energy requirements, making it versatile for diverse environments.

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Desa BTU/HR prioritizes sustainability in its operations. By integrating renewable energy sources and reducing greenhouse gas emissions, the platform adheres to international standards for environmentally friendly technologies. This focus on eco-friendly practices aligns with the growing global demand for sustainable energy solutions.

In conclusion, Desa BTU/HR sets a new standard in thermal energy generation through its efficient, intelligent, and sustainable design. With features that promote optimal energy use and a commitment to reducing environmental impact, the system serves as a robust solution for heat generation in today's energy-hungry world. As the landscape of energy production continues to evolve, Desa BTU/HR stands out as a forward-thinking choice for future energy needs.