OWNER’S MANUAL

OPERATING

HEATER

Continued

LIGHTING

INSTRUCTIONS

1.STOP! Read the safety information page 10, column 3.

2.Make sure equipment shutoff valve is fully open.

3.Turn control knob clockwise to the OFF position.

4.Wait five minutes to clear out any gas. Then smell for gas, including near the floor. If you smell gas, STOP! Follow “B” in the safety in- formation page 10, column 3. If you don’t smell gas, go to the next step.

5.Press in and turn control knob coun-

terclockwise to PILOT/IGN position. Press in control knob for five (5) seconds (see Figure 16).

Note: You may be running this heater for the first time after hooking up to gas supply. If so, you may need to press in control knob for 30 seconds. This will allow air to bleed from the gas system.

•If control knob does not pop up when released, contact a qualified service person or supplier for repairs.

6.Release downward pressure on con-

trol knob and turn clockwise to OFF position.

7.Press in control knob and turn back to PILOT/IGN. This will cause the piezo ignitor to spark and light the pilot gas. If needed, repeat steps 5 through 7 until pilot lights.

Note: If pilot does not stay lit, refer to Troubleshooting, pages 13 through 15. Also contact a qualified service person or gas supplier for repairs. Until repairs are made, light pilot with match. To light pilot with match, see Manual Lighting Procedure.

8 . Keep control knob pressed in for 30 seconds after lighting pilot. After 30 seconds, release control knob.

Note: If pilot goes out, repeat steps 3 through 7.

Figure 16 - Control Knob In The OFF Position

 

Ignitor Electrode

Thermocouple

Pilot Burner

 

Figure 17 - Pilot

TO SELECT

HEATING LEVEL

WARNING: When running heater, set control knob at LOW or HIGH locked positions. Never set control knob between locked positions. Poor combustion and higher levels of carbon monox- ide may result.

CAUTION: Do not try to adjust heating levels by using the equip- ment shutoff valve.

Slightlypressincontrolknobandturncoun-

terclockwisetotheLOWorHIGH positions (see Figure 18).

IMPORTANT: Release downward pres- sure while turning control knob. Control knob will lock at the desired position.

Control

Knob Burners

Figure 18 - Burner Patterns

TO TURN OFF GAS TO

APPLIANCE

Shutting Off Heater

1.Turn control knob clockwise to the OFF position.

2.Turn off all electric power to the ap- pliance if service is to be performed.

Shutting Off Burner Only (pilot stays lit)

Turn control knob clockwise to the PILOT/IGN position.

MANUAL LIGHTING

PROCEDURE

1.Follow steps 1 through 5 under Light- ing Instructions.

2.With control knob pressed in, strike match. Hold match to pilot until pi- lot lights.

3.Keep control knob pressed in for 30 seconds after lighting pilot. After 30 seconds, release control knob.

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Desa FB-2B Operating Heater, Lighting Instructions, To Select Heating Level, To Turn OFF GAS to Appliance
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FB-2B specifications

The Desa FB-2B is an innovative and versatile piece of technology designed to cater to a wide range of applications, particularly in industries where performance, reliability, and efficiency are paramount. This ground-breaking product incorporates cutting-edge features and technologies that set it apart from its competitors.

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Safety features are paramount in the design of the Desa FB-2B. It includes multiple fail-safes and alert systems to ensure that operators are informed of any potential issues before they escalate. This emphasis on safety contributes to a more secure working environment, making it suitable for applications where human interaction is a factor.

In summary, the Desa FB-2B is a remarkable piece of equipment that combines durability, advanced technology, energy efficiency, and user-friendly design. Its features make it an exceptional choice for industries that demand high-performance solutions, ensuring that users can rely on it for their operational needs. With its focus on safety and automation, the Desa FB-2B is truly a leader in its field.
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