Desa Tech CHDV34NA, CHDV34PA installation manual Observed Problem Possible Cause Remedy

Page 29

OWNER’S MANUAL

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

Burner does not light after pilot is lit

1.

Burner orifice clogged

1.

Clean burner (see Cleaning and Mainte-

 

 

 

 

nance, page 27) or replace burner orifice

 

2.

Inlet gas pressure is too low

2.

Contact local propane/LP or natural gas

 

 

 

 

company

 

3.

Thermopile leads disconnected or im-

3.

Reconnect leads (see Wiring Diagram,

 

 

properly connected

 

page 31)

 

4.

Thermopile is defective

4.

Replace thermopile

 

 

 

 

 

 

Delayed ignition burner

1.

Manifold pressure is too low

1.

Contact local propane/LP or natural gas

 

 

 

 

company

 

2.

Burner porting or orifice clogged

2.

Clean burner (see Cleaning and Main-

 

 

 

 

tenance, page 27) or replace burner orifice

 

 

 

 

 

Burner backfiring during combustion

1.

Burner orifice is clogged or damaged

1.

Clean burner (see Cleaning and Mainte-

 

 

 

 

nance, page 27) or replace burner orifice

 

2.

Damaged burner

2.

Replace damaged burner

 

3.

Gas regulator defective

3.

Replace gas control

Slight smoke or odor during initial operation 1. Residues from manufacturing processes and logs curing

1.Problem will stop after a few hours of operation

Heater produces a whistling noise when

1.

Turning gas control knob to HI position

1.

Turn gas 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 pro-

 

 

 

 

pane/LP or natural gas company

 

3.

Dirty or partially clogged burner orifice

3.

Clean burner (see Cleaning and Mainte-

 

 

 

 

nance, page 27) or replace burner orifice

 

 

 

 

 

Glass soots

1.

Flame impingement on logs

1.

Adjust the log set so that the flame does

 

 

 

 

not excessively impinge on it

 

2.

Debris around burner air mixer

2.

Inspect the opening at the base of the

 

 

 

 

burner to see that it is NOT packed with

 

 

 

 

any type of material

Fireplace produces a clicking/ticking noise just after burners are lit or shut off

1.Metal expanding while heating or con- tracting while cooling

1.This is common. If noise is excessive, contact qualified service person

Remote does not function

1. Battery is not installed or battery power

 

is low

1.Replace 9-volt batteries in receiver and remote control

www.desatech.com

Continued

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Contents Natural GAS Model CHDV34NA PROPANE/LP GAS Model CHDV34PA For Your SafetyFor Your Safety What to do if YOU Smell GAS CHDV34NA, PA DIRECT-VENT Fireplace NATURAL/PROPANE/LP Safety InformationProduct Identification Product FeaturesLocal Codes Glossary TermsLocation and Space Requirements PRE-INSTALLATION PreparationClearances Framing and FinishingLocation of Vent Termination General VentingGeneral Venting Installation Precautions Venting InstallationInstallation Planning Installing Vent System in a ChaseSnorkel Termination Installation for Horizontal TerminationVent Pipe Connections Horizontal Venting Horizontal Termination ConfigurationsVenting with Two 90 Elbows Cathedral Ceiling Installation Installation for Vertical TerminationFlat Ceiling Installation Venting with One 90 Elbow Vertical Termination ConfigurationsParts Lists for Venting Kits and Components High Altitude InstallationComfort Glow Rigid Venting Number DescriptionSimpson Dura-Vent GS 4 x 6 5/8 Comfort Glow Flexible VentingNumber Description Available from Desa International Available from Simpson Dura-Vent OnlyInstalling Optional Blower Accessory Fireplace InstallationInstalling GA3750/CDA3620T Blowers Check GAS TypeIf your fireplace system is installed Installation Items Needed Installing GAS Piping to Fireplace LocationInstallation Items Needed Connecting Fireplace to GAS SupplyPressure Testing Gas Supply Piping System Checking GAS ConnectionsClose manual shutoff valve see Fig- ure Pressure Testing Fireplace Gas ConnectionsREMOVING/REPLACING Glass Door Installing Remote ReceiverInstalling Rear Brick Panel and Retainer Brackets Installing Optional Brick Liner CD8037AInstalling Log No Installing LOGS, Lava Rock and Glowing EmbersManual Lighting Procedure For Your Safety Read Before LightingOperating Fireplace Lighting InstructionsThermostat Control Operation Optional Remote OperationCghrc Series Operation Cghrct Series OperationPilot Assembly Operating Optional Blower AccessoryInspecting Burners Operating Optional GWMT1 Wall Mounted ThermostatGlass Door Cleaning and MaintenancePilot and Burners LogsObserved Problem Possible Cause TroubleshootingObserved Problem Possible Cause Remedy Above Gas leak. See Warning statementService Hints Replacement PartsWiring Diagram Technical ServiceCHDV34NA CHDV34PA Illustrated Parts BreakdownDIRECT-VENT Fireplace CHDV34NA CHDV34PA Parts ListAccessories Hearth Base Cabinet MantelGMC11F Series Walnut Finished Hardwood Veneer GMC13F Series Stained Oak VeneerWarranty Information

CHDV34PA, CHDV34NA, CHDV34PA specifications

The Desa Tech CHDV34NA, CHDV34PA, and CHDV34P are advanced heating solutions that combine efficiency, reliability, and modern technology to meet the needs of today's consumers. Each model is designed to provide optimal heating while ensuring safety and ease of use, making them ideal for both residential and commercial applications.

One of the standout features of the CHDV34 series is its impressive heating capacity. With a thermal efficiency that exceeds industry standards, these units can heat up spaces quickly while minimizing energy consumption. This makes them an attractive option for those looking to reduce their energy bills without sacrificing comfort. The versatile design allows for installation in various settings, whether in living rooms, offices, or commercial spaces.

The CHDV34NA model is particularly noteworthy for its natural gas operation, making it an eco-friendly choice. Natural gas provides a clean-burning fuel option that lowers carbon emissions compared to traditional heating methods. This model comes equipped with advanced safety features, including a built-in oxygen depletion sensor, ensuring that the unit operates safely by shutting off if oxygen levels become too low.

In contrast, the CHDV34PA model runs on propane, making it a flexible alternative for those who may not have access to natural gas lines. This model shares many of the same high-efficiency features as its natural gas counterpart, offering an easy transition for users looking to switch fuel sources.

Both models utilize an innovative electronic ignition system, which enhances reliability by eliminating the need for a standing pilot light. This technology not only saves energy but also simplifies the ignition process, allowing users to enjoy a swift heating experience.

Moreover, the CHDV34PA model is compatible with a range of optional accessories, including remote controls and programmable thermostats, allowing for personalized heating management. This level of customization ensures comfort and convenience, as users can easily adjust their settings according to their specific needs.

Overall, the Desa Tech CHDV34NA, CHDV34PA, and CHDV34P models are designed with modern consumers in mind. Their blend of efficiency, eco-friendliness, and advanced features make them stand out in the market, providing reliable heating solutions that cater to a variety of lifestyles and preferences. Whether opting for natural gas or propane, users can trust these models to deliver on performance while maintaining cost-effectiveness and safety.