Desa V)V42EPA(1) SERIES, V)V42ENA(1) SERIES installation manual Troubleshooting

Page 28

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TROUBLESHOOTING

TROUBLESHOOTING

Note: For additional help, visit DESA’s technical service web site at www.desatech.com.

Note: Before troubleshooting the system, make sure the gas shutoff valve is ON.

WARNING: Turn off heater

 

CAUTION: Never use a wire,

and let cool before servicing. Only

 

needle, or similar object to

a qualified service person should

 

clean pilot. This can damage

service and repair heater.

 

pilot unit.

 

 

 

The two most common causes of a malfunctioning gas appliance are:

1.Loose wiring connections

2.Construction debris clogging the pilot and/or gas control valve filter

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

Ignitor will not spark or pilot will not light

1.

No gas supply, or shutoff valve is OFF

1.

Check to see if you have gas supply and

 

 

 

 

that equipment shutoff valve is opened

 

2.

Air in gas line

2.

Repeat lighting procedure several times

 

 

 

 

to purge all air out of lines. If after re-

 

 

 

 

peated attempts appliance does not light,

 

 

 

 

call for qualified service and repair.

 

3.

Construction debris clogging pilot orifice

3.

Remove debris and dirt, inspect and

 

 

 

 

clean any other possible obstructions

 

4.

Low gas pressure

4.

Contact your gas supplier to check

 

 

 

 

pressure

 

5.

Kinked pilot line

5.

Have a qualified technician replace pi-

 

 

 

 

lot line

 

6.

Control valve knob is not opening

6.

Replace control valve (Refer to Replace-

 

 

 

 

ment Parts, page 34)

 

7.

No power to unit or the ignition module

7.

Check that main power is on and that all

 

 

or power transformer is bad

 

wire connections are made correctly to

 

 

 

 

the ignition model (see Wiring Diagram,

 

 

 

 

page 24). Check for 24 VAC at the sec-

 

 

 

 

ondary side of the transformer. If 24

 

 

 

 

VAC is present, and the module does not

 

 

 

 

oporate, have the module replaced oth-

 

 

 

 

erwise have the transformer replaced.

 

8.

Vent damper not fully open

8.

Open vent damper until fully locked in

 

 

 

 

OPEN position

 

 

 

 

 

Pilot will not stay lit

1.

Loose wiring on ignitor wire to ignition

1.

Check wiring connection. Refer to wir-

 

 

module and/or poor ground to ignition

 

ing diagram (see Wiring Diagram, page

 

 

module

 

24) and/or check ground wire to igni-

 

 

 

 

tion module

 

2.

Pilot flame too low to sense

2.

Clean and adjust pilot burner and check

 

 

 

 

gas supply and inlet pressure to unit

 

 

 

Note: Have a qualified technician replace

 

 

 

pilot assembly if broken or corroded

 

 

 

 

 

No gas to burner, although wall switch and

1.

Wall switch wires defective or too long

1.

Check electrical connections

valve are set to the ON position

 

 

 

 

 

 

 

 

 

Frequent pilot outage

1.

Pilot flame may be too low, causing

1.

Clean and adjust pilot flame for maximum

 

 

safety pilot to “drop out”

 

flame impingement on thermopile

 

2.

Improper venting or excessive blockage

2.

Have the vent system inspected, includ-

 

 

 

 

ing the termination cap. Remove any

 

 

 

 

restriction or obstruction

For

 

.

 

.com

111907-01B

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Contents For Your Safety OWNER’S Operation Installation ManualFor Your Safety What to do if YOU Smell GAS Table of Contents Safety InformationProduct Identification Local CodesPRE-INSTALLATION Preparation Product FeaturesLocation and Space Requirements Clearances Framing and FinishingLocation of Termination CAP Balcony with Perpendicular Side WallVenting Installation Instructions Installation PrecautionsInstallation Planning Horizontal Termination InstallationInstalling Horizontal Vent Cap Noncombustible Exterior Horizontal Termination Configurations Ground Floor InstallationCorner Installation Venting with Two 90 Elbows Installation for Vertical Termination Flat Ceiling InstallationVertical Termination Configurations High Altitude Installation Number DescriptionInstalling Optional Blower Accessory Fireplace InstallationCheck GAS Type Attaching Speed Control to Firebox Model BKT Installation Blower Wiring DiagramInstalling GAS Piping to Fireplace Location Installation Items NeededConnecting Fireplace to GAS Supply Installation Items NeededPressure Testing Gas Supply Piping System Checking GAS ConnectionsPressure Testing Fireplace Gas Connections Cleaning Glass DoorREMOVING/REPLACING Glass Door Removing Louver PanelsInstalling Optional Brick Liner Models BL42DASA, BL42DHASA Installing LOGS, Lava Rock and Glowing EmbersInstalling Log No and Log No Wall Switch Installation Wiring DiagramOptional Remote Control For Your Safety Read Before Lighting Operating FireplaceLighting Instructions To Turn OFF GAS To ApplianceOperating Optional Blower Accessory Pilot AssemblyInspecting Burners Burner Flame PatternCleaning Maintenance Glass DoorPilot and Burners LogsTroubleshooting Observed Problem Possible Cause RemedyObserved Problem Possible Cause Illustrated Parts Breakdown ModelsParts List Description QTYBurner Assembly for Models VV42ENA1, VV42ENSA1 KEY Part Number Description QTY Replacement Parts Service HintsTechnical Service SpecificationsOwners Registration Form Postage Required Accessories Warranty Information

V)V42EPA(1) SERIES, V)V42ENA(1) SERIES specifications

The Desa V)V42EPA(1) and V)V42ENA(1) series represent a significant advancement in energy-efficient technologies, emphasizing performance, environmental sustainability, and user comfort. These innovative products have been meticulously designed for various applications, catering to residential, commercial, and industrial energy needs.

One of the standout features of the V)V42EPA(1) and V)V42ENA(1) series is their exceptional energy efficiency. Equipped with advanced integrated circuit technology, these devices optimize power consumption, reducing utility bills while minimizing carbon footprint. The utilization of cutting-edge materials in their construction ensures durability and long-lasting performance, making them an excellent investment for users seeking reliability.

The V)V42EPA(1) series integrates innovative heat exchange technology, allowing for superior thermal performance. This feature ensures quick heat delivery, enhancing overall efficiency while maintaining a comfortable indoor environment. Additionally, the models within this series are designed to operate quietly, making them suitable for settings where noise reduction is paramount, such as homes and offices.

Meanwhile, the V)V42ENA(1) series boasts advanced air filtration capabilities. These units incorporate sophisticated purification systems that significantly reduce allergens, dust, and other pollutants from the air. This feature not only contributes to improved indoor air quality but also facilitates a healthier living or working environment.

Another critical characteristic of both series is their user-friendly interface. They are equipped with intuitive control panels that simplify adjustments and enhance user experience. Remote control capabilities further allow users to manage settings from a distance, adding convenience to day-to-day operation.

The smart technology integration in the V)V42EPA(1) and V)V42ENA(1) series enables connectivity with smart home systems. This functionality allows users to monitor and control their energy consumption seamlessly, further promoting an eco-friendly lifestyle.

Both series are also designed with sustainability in mind. They utilize refrigerants with lower global warming potential, aligning with international environmental standards. This commitment to sustainability not only benefits the planet but also ensures compliance with regulatory requirements.

In conclusion, the Desa V)V42EPA(1) and V)V42ENA(1) series offer a blend of efficiency, comfort, and eco-friendliness. With their advanced technologies, user-centric design, and commitment to sustainability, these series set a benchmark in the energy solutions market, making them ideal choices for anyone looking to improve their energy management and overall indoor environment.