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, there is no spark at ODS/pilot

1.Ignitor electrode not connected to igni- tor cable

2.Ignitor cable pinched or wet

3.Piezo ignitor nut is loose

4.Broken ignitor cable

5.Bad piezo ignitor

6.Ignitor electrode broken

7.Ignitor electrode positioned wrong

1.Reconnect ignitor cable

2.Free ignitor cable if pinched by any metal or tubing. Keep ignitor cable dry

3.Tighten nut holding piezo ignitor to base panel of log set. Nut is located behind base panel.

4.Replace ignitor cable

5.Replace piezo ignitor

6.Replace piezo ignitor

7.Replace piezo ignitor

When ignitor button is pressed, there is spark at ODS/pilot but no ignition

1.Gas supply turned off or manual shutoff valve closed

2.Control knob not in PILOT position

3.Control knob not pressed in while in PILOT position

4.Air in gas lines when installed

5.Depleted gas supply

6.ODS/pilot is clogged

7.Gas regulator setting is not correct

1.Turn on gas supply or open manual shutoff valve

2.Turn control knob to PILOT position

3.Press in control knob while in PILOT position

4.Continue holding down control knob. Repeat igniting operation until air is re- moved

5.Contact local propane gas company

6.Clean ODS/pilot (see Cleaning and Maintenance, page 18) or replace ODS/ pilot assembly

7.Replace gas control

ODS/pilot lights but flame goes out when control knob is released

1.Control knob not fully pressed in

2.Control knob not pressed in long enough

3.Manual shutoff valve not fully open

4.Pilot flame not touching thermocouple, which allows thermocouple to cool, causing pilot flame to go out. This prob- lem could be caused by one or both of the following:

A)Low gas pressure

B)Dirty or partially clogged ODS/pilot

5.Thermocouple connection loose at con- trol valve

6.Thermocouple damaged

7.Control valve damaged

1.Press in control knob fully

2.After ODS/pilot lights, keep control knob pressed in 30 seconds

3.Fully open manual shut-off valve

4.A) Contact local propane gas company

B) Clean ODS/pilot (see Cleaning and Maintenance, page 18) or replace ODS/ pilot assembly

5.Hand tighten until snug, then tighten 1/4 turn more

6.Replace thermocouple

7.Replace control valve

www.desatech.com

Continued

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Desa LFP33PR installation manual Troubleshooting, Observed Problem Possible Cause

LFP33PR specifications

Desa LFP33PR is a notable model within the LFP series, renowned for its advanced features and superior technology. Designed primarily for both residential and commercial applications, the LFP33PR combines efficiency with user-friendly functionality.

One of the standout features of the Desa LFP33PR is its robust energy performance. It is equipped with an advanced heating element that maximizes energy output while minimizing consumption. This energy-efficient design not only reduces utility costs but also aligns with contemporary sustainability goals, making it an environmentally friendly choice for users.

In terms of safety, the Desa LFP33PR incorporates multiple safety mechanisms. These include an automatic shut-off feature that activates when overheating is detected. Additionally, it comes with a built-in flame sensor and a robust housing design that prevents any risk of accidental burns. This focus on safety ensures peace of mind for users, whether in a family home, office environment, or industrial setting.

The LFP33PR also boasts a compact and portable design, making it easy to move from room to room or to different areas within a facility. This portability does not compromise its durability; the unit is constructed with high-quality materials designed to withstand regular use.

Furthermore, the technology integrated into the Desa LFP33PR elevates user experience significantly. It features an intuitive control panel that allows for easy temperature adjustments and timer settings. Users can also benefit from remote control functionality, enabling them to regulate the heating system from a distance.

The aesthetic design of the LFP33PR is another appealing characteristic. Its sleek exterior is available in various colors and can blend seamlessly with different interior styles. This attention to aesthetic detail not only enhances functionality but also ensures that the device adds an element of style to any space.

Maintenance of the Desa LFP33PR is straightforward, with features that allow easy access for cleaning and servicing. The design also minimizes dust accumulation, ensuring optimal performance over time.

In summary, the Desa LFP33PR is a state-of-the-art heating solution, characterized by its efficiency, safety, portability, user-friendly technology, and appealing aesthetics. Its thoughtful design and advanced features make it an excellent choice for those seeking both comfort and reliability in their heating appliances.