OWNER’S MANUAL

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

Burner does not light after ODS/pilot is lit

1.

Inlet gas pressure is too low

1.

Contact local natural gas company

 

2.

Burner orifice clogged

2.

Clean burner (see Cleaning and Mainte-

 

 

 

 

nance, page 23) or replace burner orifice

 

3.

Burner orifice diameter is too small

3.

Replace burner orifice

 

 

 

 

 

Delayed ignition burner

1.

Manifold pressure is too low

1.

Contact local natural gas company

 

2.

Burner orifice clogged

2.

Clean burner (see Cleaning and Mainte-

 

 

 

 

nance, page 23) or replace burner orifice

 

 

 

 

 

Burner backfiring during combustion

1.

Burner orifice is clogged or damaged

1.

Clean burner (see Cleaning and Mainte-

 

 

 

 

nance, page 23) or replace burner orifice

 

2.

Damaged burner

2.

Replace damaged burner

 

3.

Gas regulator defective

3.

Replace gas regulator

 

 

 

 

 

Slight smoke or odor during initial operation

1.

Not enough air

1.

Check burner for dirt and debris. If

 

 

 

 

found, clean burner (see Cleaning and

 

 

 

 

Maintenance, page 23)

 

2.

Gas regulator defective

2.

Replace gas regulator

 

3.

Residues from manufacturing processes

3.

Problem will stop after a few hours of

 

 

and logs curing

 

operation

 

 

 

 

 

Heater produces a whistling noise when

1.

Turning control knob to HI position

1.

Turn control knob to LO position and

burner is lit

 

when burner is cold

 

let warm up for a minute

 

2.

Air in gas line

2.

Operate burner until air is removed from

 

 

 

 

line. Have gas line checked by local

 

 

 

 

natural gas company

 

3.

Air passageways on heater blocked

3.

Observe minimum installation clear-

 

 

 

 

ances (see pages 7 through 9)

 

4.

Dirty or partially clogged burner orifice

4.

Clean burners (see Cleaning and Mainte-

 

 

 

 

nance, page 23) or replace burner orifice

 

 

 

 

 

Moisture/condensation noticed on windows

1.

Not enough combustion/ventilation air

1.

Refer to Air for Combustion and Venti-

 

 

 

 

lation requirements (pages 4 through 6)

 

 

 

 

 

Dark residue on logs or inside of fireplace

1.

Improper log placement

1.

Properly locate logs (see Installing Logs,

 

 

 

 

page 14)

 

2.

Drafts or other air currents affecting

2.

Eliminate source of drafts around heater

 

 

flame pattern

 

 

 

3.

Air holes at burner inlet blocked

3.

Clean out air holes at burner inlet. Peri-

 

 

 

 

odically repeat as needed

 

4.

Burner flame holes blocked

4.

Remove blockage or replace burner

White powder residue forming within burner box or on adjacent walls or furniture

1.When heated, vapors from furniture pol- ish, wax, carpet cleaners, etc. turn into white powder residue

1.Turn heater off when using furniture polish, wax, carpet cleaners, or similar products

www.desatech.com

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Desa GAS LOG HEATER installation manual Maintenance
Page 18 Page 20

GAS LOG HEATER specifications

Desa GAS LOG HEATER is a popular heating solution that brings the warmth and ambiance of a traditional fireplace to modern living spaces. Renowned for its efficiency and aesthetic appeal, this gas log heater is designed to replicate the flickering flames and the cozy feel of a wood-burning fire without the associated hassles.

One of the primary features of the Desa GAS LOG HEATER is its realistic flame effect, which is created using advanced gas log technology. The heater utilizes artificial logs that are crafted to resemble real wood, enhancing the visual appeal and creating a nostalgic atmosphere. The flames are adjustable, allowing users to customize the intensity based on their preferences and heating needs.

Efficiency is a hallmark of the Desa GAS LOG HEATER. Equipped with a high-efficiency heating system, it effectively converts gas to heat, ensuring that energy consumption is kept to a minimum. This results in lower utility bills and a reduced carbon footprint, making it an environmentally friendly option for homeowners. The heater's BTU output can vary, allowing it to accommodate different room sizes and layouts.

The Desa GAS LOG HEATER also features easy ignition systems, which simplify the startup process. Many models come with an automatic ignition option or a push-button start, eliminating the need for matches or lighter. Furthermore, they often include adjustable heat settings, enabling users to control the temperature easily.

Safety is a critical concern with gas heaters, and Desa addresses this with built-in safety features. These may include safety shut-off valves, thermocouple sensors, and automatic shut-off systems that activate in case of malfunction or if the heater tips over. This provides peace of mind for families with children or pets.

Installation of the Desa GAS LOG HEATER is generally straightforward, especially compared to traditional wood-burning fireplaces. Many units can be vented directly through an exterior wall, reducing the need for extensive chimney systems. This versatility allows homeowners to place the heater in various locations, enhancing the overall design of their spaces.

In summary, the Desa GAS LOG HEATER combines style, efficiency, and safety to deliver a reliable heating solution. Its realistic flames and efficient operation make it an attractive choice for anyone seeking to enjoy the charm of a fireplace without the complexities of wood burning. As energy efficiency and environmental consciousness continue to rise, the Desa GAS LOG HEATER stands out as a smart option for modern homes.
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