Manuals / Desa / Household Appliance / Electric Heater

Desa VSF30PT Technical Service, Service Publications Service Hints, Gas leak. See Warning

Models: VSF30PT LSFG20NT

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TROUBLESHOOTING

Continued

WARNING: If you smell gas

•Shut off gas supply.

•Do not try to light any appliance.

•Do not touch any electrical switch; do not use any phone in your building.

•Immediately call your gas supplier from a neighbor’s phone. Fol- low the gas supplier’s instructions.

•If you cannot reach your gas supplier, call the fire department.

IMPORTANT: Operating heater where impurities in air exist may create odors. Cleaning supplies, paint, paint remover, cigarette smoke, cements and glues, new carpet or textiles, etc., create fumes. These fumes may mix with combustion air and create odors.

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

 

 

 

 

 

 

Heater produces unwanted

1.

Heater burning vapors from

1.

Ventilate room. Stop using

odors

 

paint, hair spray, glues, etc.

 

odor causing products while

 

 

See IMPORTANT statement

 

heater is running

 

2.

above

2.

Refill supply tank

 

Low fuel supply (propane/LP

 

3.

gas)

3.

Locate and correct all leaks

 

Gas leak. See Warning

 

 

statement at top of page

 

(see Checking Gas Connec-

 

 

 

 

tions, page 11)

 

 

 

 

 

 

Gas odor even when control

1.

Gas leak. See Warning

1.

Locate and correct all leaks

knob is in OFF position

 

statement at top of page

 

(see Checking Gas Connec-

 

2.

Control valve defective

2.

tions, page 11)

 

Replace control valve

 

 

 

 

 

 

Gas odor during combustion

1.

Foreign matter between con-

1.

Take apart gas tubing and

 

2.

trol valve and burner

2.

remove foreign matter

 

Gas leak. See Warning

Locate and correct all leaks

 

 

statement at top of page

 

(see Checking Gas Connec-

 

 

 

 

tions, page 11)

 

 

 

 

 

 

Moisture/condensation noticed

1.

Not enough combustion/ven-

1.

Refer to Air for Combustion

on windows

 

tilation air

 

and Ventilation requirements

 

 

 

 

(page 5)

Technical Service

You may have further questions about installation, operation or troubleshooting. If so, contact DESA Heating Products’ Technical Service Department at 1-866-672-6040. When calling please have your model and serial numbers of your heater ready.

You can also visit DESA Heating Products’techni- cal service web site at www.desatech.com.

Service Publications

You can purchase a service manual from the address listed on the back page of this manual. Send a check for $5.00 payable to DESA Heating Products.

Service Hints

When Gas Pressure Is Too Low

• pilot will not stay lit

• burner will have delayed ignition

• heater will not produce specified heat

• propane/LP gas supply may be low

You may feel your gas pressure is too low. If so, con- tact your local natural or propane/LP gas supplier.

116307-01C

www.desatech.com

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Desa VSF30PT Technical Service, Service Publications Service Hints, Gas leak. See Warning, When Gas Pressure Is Too Low
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VSF30PT, LSFG20NT specifications

The Desa VSF30PT and LSFG20NT represent two significant innovations in the HVAC (Heating, Ventilation, and Air Conditioning) industry, catering to diverse consumer needs and preferences.

The Desa VSF30PT is a powerful and efficient forced-air heater designed for residential and light commercial applications. One of its primary features is its high-efficiency output, providing a substantial heating capacity while consuming minimal energy. The unit is equipped with a robust heat exchanger that enhances its performance, ensuring optimal heat distribution throughout the space. A notable characteristic of the VSF30PT is its user-friendly digital thermostat, allowing for precise temperature control, which can significantly improve comfort levels and reduce energy consumption.

Additionally, the Desa VSF30PT incorporates advanced safety features, such as automatic shut-off protection in case of overheating or airflow obstruction. Its compact design makes it easy to install in tight spaces, providing flexibility in placement without compromising on effectiveness. The unit operates quietly, minimizing noise disturbances, which is especially important in residential settings.

On the other hand, the LSFG20NT is an innovative gas furnace that combines performance with energy efficiency. This model is equipped with a variable-speed blower motor that allows for consistent airflow and improved humidity control, making it an excellent choice for homeowners who prioritize comfort. Its multi-stage heating design ensures that the furnace operates at different levels according to the heating demand, optimizing energy usage and enhancing overall efficiency.

The LSFG20NT also features a modulating gas valve, which adjusts the burner output to provide just the right amount of heat for any given situation. This not only improves comfort but also contributes to significant energy savings over time. Furthermore, the LSFG20NT is designed with advanced filtration systems that improve indoor air quality by trapping dust, allergens, and other particles.

Both units showcase the latest technology in HVAC systems, emphasizing energy efficiency, safety, and user convenience. With their unique features and characteristics, the Desa VSF30PT and LSFG20NT stand out in the market, making them ideal choices for those seeking reliable and efficient heating solutions. Whether for residential or light commercial applications, these models promise performance that meets the demands of modern-day heating needs.