Desa CGFP28NT installation manual Troubleshooting, Observed Problem Possible Cause Remedy

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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 fireplace and let cool before servicing. Only a qualified service person should service and repair fireplace.

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 cable pinched or wet

2.Ignitor electrode not connected to igni- tor cable

3.Piezo ignitor nut is loose

4.Broken ignitor cable

5.Ignitor electrode broken

6.Bad piezo ignitor

7.Ignitor electrode positioned wrong

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

2.Reconnect ignitor cable

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

4.Replace ignitor cable

5.Replace ignitor

6.Replace piezo ignitor

7.Replace 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.ODS/pilot is clogged

6.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 removed

5.Clean ODS/pilot (see Cleaning and Maintenance, page 20) or replace ODS/ pilot assembly

6.Replace gas regulator

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.Thermocouple connection loose at con- trol valve

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

A)Low gas pressure

B)Dirty or partially clogged ODS/pilot

6.Thermocouple damaged

7.Control valve damaged

8.On thermostat models, safety interlock system has been triggered

1.Press in control knob fully

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

3.Fully open manual shutoff valve

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

5.A) Contact local natural gas company

B)Clean ODS/pilot (see Cleaning and Maintenance, page 20) or replace ODS/pilot assembly

6.Replace thermocouple

7.Replace control valve

8.Wait one minute for safety interlock sys- tem to reset. Repeat ignition operation

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Contents What to do if YOU Smell GAS Unvented VENT-FREE Natural GAS FireplaceUnvented VENT-FREE Natural GAS Fireplace Safety InformationUnpacking Product Identification Local CodesAIR for Combustion and Ventilation Product FeaturesAIR for Combustion Ventilation Determining FRESH-AIR Flow for Fireplace LocationDetermining if You Have a Confined or Unconfined Space Ventilation AIR Ventilation Air From Inside BuildingVentilation Air From Outdoors Installation Check GAS TypeElectrical Hookup For CGFP28P Model Only Installing GA3650T Blower AccessoryMetal grounding screw provided see Operating the BlowerAttaching Speed Control to Firebox For CGFP28PT Model OnlyAs a freestanding unit with an ac Operating the BlowerInstallation Clearances Conventional Fireplace InstallationMinimum Wall and Ceiling Clearances see Figure Depth BUILT-IN FireplaceInstalling GAS Piping to Fireplace Location Mantel Clearances for Built-In InstallationInstallation Items Needed Connecting Fireplace to GAS Supply Pressure Testing Gas Supply Piping SystemChecking GAS Connections Pressure Testing Fireplace Gas Connections Installing LogsOperating Fireplace For Your Safety Read Before LightingLighting Instructions To Turn OFF GAS To ApplianceManual Lighting Procedure Thermostat Control OperationVariable Manually-Controlled Model CGFP28N Variable Control Operation Inspecting BurnersPilot Flame Pattern Front Burner Flame PatternCleaning and Maintenance Cleaning Burner Injector Holder and Pilot AIR Inlet HoleLogs Observed Problem Possible Cause Remedy TroubleshootingMaintenance, Gas leak. See Warning statement Specifications Service HintsTechnical Service Parts CentralsAccessories Replacement PartsIllustrated Parts Breakdown KEY Part Number Description QTY Parts ListLOG Base Assembly THERMOSTAT- Controlled Model CGFP28NT Parts List Fireplace CGFP28N CGFP28NT CGFP28N CGFP28NT FireplaceWarranty 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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