Desa CGFP28NT installation manual Maintenance

Page 22

CGFP28N and CGFP28NT

UNVENTED (VENT-FREE) NATURAL GAS FIREPLACE

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

One or both burners do not light after ODS/

1.

Burner orifice(s) clogged

1.

Clean burner(s) (see Cleaning and

pilot is lit

 

 

 

Maintenance, page 20) or replace burner

 

2.

Burner orifice(s) diameter is too small

 

orifice(s)

 

2.

Replace burner orifice(s)

 

3.

Inlet gas pressure is too low

3.

Contact local natural gas company

 

4.

Mislocated crossover tube

4.

Contact qualified service person

 

 

 

 

 

Delayed ignition of one or both burners

1.

Manifold pressure is too low

1.

Contact local natural gas company

 

2.

Burner orifice(s) clogged

2.

Clean burner(s) (see Cleaning and

 

 

 

 

Maintenance, page 20) or replace burner

 

3.

Mislocated crossover tube

 

orifice(s)

 

3.

Contact qualified service person

 

 

 

 

 

Burner backfiring during combustion

1.

Burner orifice is clogged or damaged

1.

Clean burner (see Cleaning and Main-

 

 

 

 

tenance, page 20) or replace burner

 

2.

Damaged burner

 

orifice

 

2.

Replace damaged burner

 

3.

Gas regulator defective

3.

Replace gas regulator

 

 

 

 

 

Yellow flame in front burner during burner

1.

Not enough air

1.

Check burner(s) for dirt and debris. If

combustion

 

 

 

found, clean burner(s) (see Cleaning

 

2.

Gas regulator defective

 

and Maintenance, page 20)

 

2.

Replace gas regulator

 

 

 

 

 

Slight smoke or odor during initial operation

1.

Residues from manufacturing processes

1.

Problem will stop after a few hours of

 

 

and logs curing

 

operation

 

 

 

 

 

Fireplace produces a whistling noise when

1.

Turning control knob to HI position

1.

Turn control knob to LO position and

burners are lit

 

when burners are cold

 

let warm up for a minute

 

2.

Air in gas line

2.

Operate burners until air is removed

 

 

 

 

from line. Have gas line checked by

 

3.

Air passageways on fireplace blocked

 

local natural gas company

 

3.

Observe minimum installation clear-

 

4.

Dirty or partially clogged burner

 

ances (see pages 12 through 14)

 

4.

Clean burners (see Cleaning and Main-

 

 

orifice(s)

 

tenance, page 20) or replace burner

 

 

 

 

orifice(s)

 

 

 

 

 

Moisture/condensation noticed on windows

1.

Not enough combustion/ventilation air

1.

Refer to Air for Combustion and Venti-

 

 

 

 

lation requirements (page 4)

 

 

 

 

 

White powder residue forming within burner

1.

When heated, vapors from furniture

1.

Turn heater off when using furniture

box or on adjacent walls or furniture

 

polish, wax, carpet cleaner, etc. turn

 

polish, wax, carpet cleaners, or similar

 

 

into white powder residue

 

products

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Contents Unvented VENT-FREE Natural GAS Fireplace What to do if YOU Smell GASSafety Information Unvented VENT-FREE Natural GAS FireplaceProduct Identification Local Codes UnpackingProduct Features AIR for Combustion and VentilationDetermining FRESH-AIR Flow for Fireplace Location AIR for Combustion VentilationDetermining if You Have a Confined or Unconfined Space Ventilation Air From Inside Building Ventilation AIRVentilation Air From Outdoors Check GAS Type InstallationElectrical Hookup Installing GA3650T Blower Accessory For CGFP28P Model OnlyOperating the Blower Metal grounding screw provided seeFor CGFP28PT Model Only Attaching Speed Control to FireboxOperating the Blower As a freestanding unit with an acConventional Fireplace Installation Installation ClearancesMinimum Wall and Ceiling Clearances see Figure BUILT-IN Fireplace DepthMantel Clearances for Built-In Installation Installing GAS Piping to Fireplace LocationInstallation Items Needed Pressure Testing Gas Supply Piping System Connecting Fireplace to GAS SupplyChecking GAS Connections Installing Logs Pressure Testing Fireplace Gas ConnectionsLighting Instructions For Your Safety Read Before LightingOperating Fireplace To Turn OFF GAS To ApplianceThermostat Control Operation Manual Lighting ProcedureVariable Manually-Controlled Model CGFP28N Pilot Flame Pattern Inspecting BurnersVariable Control Operation Front Burner Flame PatternCleaning Burner Injector Holder and Pilot AIR Inlet Hole Cleaning and MaintenanceLogs Troubleshooting Observed Problem Possible Cause RemedyMaintenance, Gas leak. See Warning statement Technical Service Service HintsSpecifications Parts CentralsReplacement Parts AccessoriesIllustrated Parts Breakdown Parts List KEY Part Number Description QTYLOG Base Assembly THERMOSTAT- Controlled Model CGFP28NT Parts List Fireplace CGFP28N CGFP28NT Fireplace CGFP28N CGFP28NTWarranty Information

CGFP28NT, CGFP28N specifications

The Desa CGFP28NT and CGFP28N are state-of-the-art gas fireplaces designed to enhance the ambiance and comfort of any living space. These models are recognized for their combination of aesthetic appeal and advanced technology, providing users with a reliable and efficient heating solution.

One of the main features of both the CGFP28NT and CGFP28N is their sleek design, which seamlessly integrates into various décor styles. Their clean lines and modern look allow them to serve as a focal point in the room while providing warmth and comfort. The large viewing windows offer an unobstructed view of the flames, creating an inviting atmosphere.

Technologically, both models are equipped with the latest innovations to ensure optimal performance. The CGFP28NT features an advanced electronic ignition system, which guarantees a quick and reliable start every time. This system minimizes gas usage and allows for consistent temperature control, making it both environmentally friendly and cost-effective.

The CGFP28N is designed with a unique heat exchanger that maximizes heat output while maintaining safety. This technology ensures that the fireplace operates efficiently, distributing warmth evenly throughout the room without overheating the unit itself. Additionally, both models incorporate a variable flame control feature, allowing users to adjust the intensity of the fire according to their needs.

Another key aspect of the CGFP28NT and CGFP28N is their user-friendly interface. Both models come with a remote control, enabling users to operate the fireplace from the comfort of their couch. This added convenience is paired with straightforward installation requirements, making it accessible for a wide range of customers.

Safety is a top priority for Desa, and these models feature an automatic shut-off valve that activates in case of any irregularities, ensuring peace of mind for homeowners. They also have a durable construction that withstands the test of time, making them a wise investment for those seeking a dependable heating source.

In summary, the Desa CGFP28NT and CGFP28N gas fireplaces offer a perfect blend of style, technology, and safety. With their eye-catching designs, advanced features, and user-friendly operation, they are an excellent choice for anyone looking to enhance their home with the warmth and beauty of a gas fireplace.
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