Desa FB-2B installation manual Troubleshooting, Observed Problem Possible Cause Remedy

Models: FB-2B

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OWNER’S MANUAL

TROUBLESHOOTING

Note: For additional help, visit DESA International’s technical service web site at www.desatech.com.

Note: All troubleshooting items are listed in order of operation.

WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater.

CAUTION: Never use a wire, needle, or similar object to clean ODS/pilot. This can damage ODS/ pilot unit.

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

When ignitor button is pressed and control

1.

Ignitor electrode positioned wrong

1.

Replace ignitor

knob is pressed in and turned to the PILOT

2.

Ignitor electrode broken

2.

Replace ignitor

position, there is no spark at ODS/pilot

3.

Ignitor electrode not connected to igni-

3.

Reconnect ignitor cable

 

 

tor cable

 

 

 

4.

Ignitor cable pinched or wet

4.

Free ignitor cable if pinched by any

 

 

 

 

metal or tubing. Keep ignitor cable dry

 

5.

Broken ignitor cable

5.

Replace ignitor cable

 

6.

Bad piezo ignitor

6.

Replace control valve (piezo is part of

 

 

 

 

control valve)

 

 

 

 

 

When ignitor button is pressed and control

1.

Gas supply turned off or equipment

1.

Turn on gas supply or open equipment

knob is pressed in and turned to the PILOT

 

shutoff valve closed

 

shutoff valve

position, there is spark at ODS/pilot but no

2.

Control knob not in PILOT position

2.

Turn control knob to PILOT position

ignition

3.

Control knob not pressed in while in

3.

Press in control knob while in PILOT

 

 

PILOT position

 

position

 

4.

Air in gas lines when installed

4.

Continue holding down control knob.

 

 

 

 

Repeat igniting operation until air is

 

 

 

 

removed

 

5.

Depleted gas supply

5.

Contact local propane/LP gas company

 

6.

ODS/pilot is clogged

6.

Clean ODS/pilot (see Cleaning and

 

 

 

 

Maintenance, page 12) or replace ODS/

 

 

 

 

pilot assembly

 

7.

Gas regulator setting is not correct

7.

Replace gas regulator

 

 

 

 

 

ODS/pilot lights but flame goes out when

1.

Control knob not fully pressed in

1.

Press in control knob fully

control knob is released

2.

Control knob not pressed in long enough

2.

After ODS/pilot lights, keep control

 

 

 

 

knob pressed in 10 seconds

 

3.

Equipment shutoff valve not fully open

3.

Fully open equipment shutoff valve

 

4.

Thermocouple connection loose at con-

4.

Hand tighten until snug, then tighten 1/4

 

 

trol valve

 

turn more

 

5.

Pilot flame not touching thermocouple,

5.

A) Contact local propane/LP gas company

 

 

which allows thermocouple to cool,

 

B) Clean ODS/pilot (see Cleaning and

 

 

causing pilot flame to go out. This prob-

 

Maintenance, page 12) or replace ODS/

 

 

lem could be caused by one or both of

 

pilot assembly

 

 

the following:

 

 

 

 

A) Low gas pressure

 

 

 

 

B) Dirty or partially clogged ODS/pilot

 

 

 

6.

Thermocouple damaged

6.

Replace thermocouple

 

7.

Control valve damaged

7.

Replace control valve

www.desatech.com

Continued

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Desa FB-2B installation manual Troubleshooting, Observed Problem Possible Cause Remedy

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.

One of the standout features of the Desa FB-2B is its robust construction, which ensures durability and longevity, even in demanding environments. This unit is built to withstand harsh conditions, making it an ideal choice for heavy-duty applications. The materials used in its manufacturing process have been carefully selected to guarantee resistance to wear and tear, as well as potential chemical exposure.

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Another significant aspect of the Desa FB-2B is its energy efficiency. The device has been engineered to consume minimal power while delivering maximum output. Its intelligent energy management system monitors usage and adjusts performance accordingly, ensuring that energy is used effectively without compromising on productivity.

The Desa FB-2B also boasts an intuitive user interface, making it accessible for operators of all skill levels. The user-friendly design facilitates quick adjustments and monitoring, enhancing overall operational effectiveness. Additionally, the interface is equipped with real-time data analytics, providing users with insights into performance metrics that could help drive further improvements.

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.