Desa VDDVF36PN/PP, VDDVF36STN/STP Troubleshooting, Observed Problem Possible Cause Remedy

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TROUBLESHOOTING

TROUBLESHOOTING

Note: For additional help, visit DESA International’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 fireplace and let cool before servicing. Only a qualified service person should service and repair fireplace.

Note: All troubleshooting items are listed in order of operation.

CAUTION: Never use a wire, needle, or similar object to clean pilot. This can damage pilot unit.

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

Pilot will not light

1.

No gas supply, or shutoff valve is OFF

1.

Check to see if you have gas supply

 

2.

Air in gas line

2.

Hold control valve in the PILOT position

 

 

 

 

for 2 to 3 minutes to purge air. If you smell

 

 

 

 

gas stop and wait for a few minutes before

 

 

 

 

trying to light the fireplace

 

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

 

5.

Control valve knob is not on the PILOT

5.

Refer to section on pilot lighting

 

 

position

 

 

 

6.

Kinked pilot line

6.

Have a qualified technician replace pi-

 

 

 

 

lot line

 

7.

Bad valve

7.

Replace control valve (see Replacement

 

 

 

 

Parts, pages 29 and 30)

 

8.

Bad thermocouple or loose connection

8.

Tighten thermocouple or replace

 

 

 

 

 

No gas to burner, although wall switch and

1.

Wall switch wires defective

1.

Check electrical connections

valve are set to the ON position

 

 

 

 

 

 

 

 

 

Frequent pilot outage

1. Pilot flame may be too low, causing

 

safety pilot to “drop out”

1.Clean and adjust pilot flame for maximum flame impingement on thermopile

Burner goes off after a short time

1. Venting recirculation problem

1. Have a qualified technician check vent-

 

 

ing system for leaks or obstructions.

 

 

Have a qualified technician measure the

 

 

pilot’s millivoltage

For..com

106918-01B

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Contents Check Local Codes Prior to Installation What to do if YOU Smell GASSave this Book Table of Contents Product DimensionsFirebox Dimensions Glossary of TermsIntroduction Selecting Location Before YOU BeginHazard PRE-INSTALLATION Preparation ClearancesMantel Clearances FramingRough Opening for Installing Peninsula Fireplace on Platform General Venting Location of Vent TerminationGeneral Venting Venting Installation Installation PrecautionsInstallation Planning Installation for Horizontal Termination Installing Vent System in a ChaseVent Opening Requirements Installation for Vertical Termination Horizontal Termination ConfigurationsFlat Ceiling Installation Cathedral Ceiling InstallationVertical Termination Configurations Installed Cathedral Ceiling Support BoxHigh Altitude Installation Parts Lists for Venting Kits and ComponentsVanguard Rigid Venting Desa International ElbowsInstallation Wall Switch InstallationElectrical Hookup for Blower Accessory Desa International Venting AccessoriesInstalling Receiver Installing Battery in Hand-Held Remote Control UnitGAS Line HOOK-UP GAS Rating Type of GAS Natural PROPANE/LPGAS Supply Testing Installing LOG SETPilot Assembly Adjustment Burner Flame AdjustmentDecorative Facing Operating Guidelines and Maintenance Instructions Cleaning MaintenanceBurner Removal Glass Door PanelsCleaning Operating Fireplace Maintenance To Turn OFF GAS To Appliance Optional Remote OperationTroubleshooting Observed Problem Possible Cause RemedyObserved Problem Possible Cause Company Gas leak. See Warning statement Wiring Diagram AccessoriesService Hints Technical ServiceReplacement Parts Replacement Parts ListRefractory Pieces GAS Control ValveNatural 104496-01 14389 Propane/LP 104496-02 Black 105904-01Owners Registration Form Postage Required 106918-01B Warranty Information Keep this Warranty

VDDVF36PN/PP, VDDVF36STN/STP specifications

The Desa VDDVF36STN/STP and VDDVF36PN/PP represent a range of advanced heating solutions designed to meet modern demands for efficiency, comfort, and versatility. These models are distinguished by their exceptional features and cutting-edge technologies, making them suitable choices for both residential and commercial applications.

One of the primary features of the Desa VDDVF series is its innovative design that prioritizes energy efficiency. Designed with high-performance materials, these units are equipped to reduce energy consumption while providing powerful heating output. This ensures that users can enjoy a warm and comfortable environment without incurring excessive energy costs.

The VDDVF series utilizes advanced variable-speed technology, allowing for precise temperature control. This technology not only enhances comfort but also contributes to quieter operation, allowing users to enjoy a serene atmosphere. The variable-speed blower ensures that warm air is distributed evenly throughout the room, mitigating cold spots and maximizing comfort.

Another notable characteristic of the Desa VDDVF36 models is their adaptability. With options for either natural gas or propane, these heaters can meet a variety of user preferences and installation requirements. This flexibility makes them suitable for different environments, from cozy family homes to larger commercial spaces.

Safety is a priority in the design of the VDDVF series. Each unit is equipped with a range of safety features, including a built-in oxygen depletion sensor, which automatically shuts off the heater if oxygen levels drop to unsafe levels. This feature, along with a robust construction, ensures peace of mind for users.

In terms of aesthetics, the VDDVF36STN/STP and VDDVF36PN/PP boast a sleek and modern appearance that can enhance any interior decor. With customizable options, users can select finishes and styles that complement their space.

Overall, the Desa VDDVF36STN/STP and VDDVF36PN/PP epitomize the convergence of comfort, efficiency, and safety. Their advanced technologies and user-friendly features make these heating solutions an excellent investment for anyone seeking reliable warmth in their living or working environment. As energy efficiency continues to be a focal point in today’s world, the Desa VDDVF series stands out as a leading choice for those looking to balance performance with sustainability.
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