Desa BHDV37N/P, BHDV41N/P Replacement Parts, Wiring Diagram, Technical Service, Service Hints

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OWNER’S MANUAL

REPLACEMENT PARTS

Note: Use only original replacement parts. This will protect your warranty coverage for parts replaced under warranty.

PARTS UNDER WARRANTY

WIRING DIAGRAM

CAUTION: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous opera- tion. Verify proper operation af- ter servicing.

Contact authorized dealers of this product. If they can not supply original replacement part(s), call DESA International’s Techni- cal Service Department at 1-800-DESA LOG (1-800-337-2564).

When calling DESA International, have ready

your name

your address

model and serial numbers of your fireplace

how fireplace was malfunctioning

type of gas used (propane/LP or natural gas)

purchase date

Usually, we will ask you to return the defec- tive part to the factory.

Variable

Fan Switch Fan Switch

(N.O.)

Off

1

 

2 Red

 

On

Red

110/115

V.A.C.

Black

White

Green

Black

Blower Blower

MotorMotor

Black

Black

Black

PARTS NOT UNDER

WARRANTY

Contact authorized dealers of this product. If they can not supply original replacement part(s), call DESA International’s Parts De- partment at 1-800-972-7879 for referral in- formation.

When calling DESA International, have ready

model number of your fireplace

the replacement part number

TECHNICAL

SERVICE

You may have further questions about in- stallation, operation, or troubleshooting. If so, contact DESA International’s Technical Service Department at 1-800-DESA LOG (1-800-337-2564).

You can also visit DESA International’s technical service web site at www.desatech.com.

Figure 63 - Blower Wiring Diagram for Thermostat-Controlled Models

SERVICE HINTS

When Gas Pressure Is Too Low:

pilot will not stay lit

burners will have delayed ignition

fireplace will not produce specified heat

propane/LP gas supply might be low (propane/LP units only)

When Gas Quality Is Bad:

pilot will not stay lit

burners will produce flames and soot

fireplace will backfire when lit

If you feel your gas pressure is too low or gas quality is bad, contact your local natural or propane/LP gas supplier.

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Contents For Your Safety For Your Safety What to do if YOU Smell GASBHDV37N/P, HDV37N/P BHDV41N/P, and HDV41N/P DIRECT-VENT Fireplace NATURAL/PROPANE/LP Safety InformationProduct Identification Product FeaturesLocal Codes Glossary TermsClearances PRE-INSTALLATION PreparationLocation and Space Requirements Framing and FinishingLocation of Vent Termination PRE-INSTALLATION Preparation 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 Installation for Vertical Termination Flat Ceiling InstallationCathedral Ceiling Installation Vertical Horizontal H 1 + Min Max 20 max Vertical Termination ConfigurationsVertical Venting Parts Lists for Venting Kits and Components High Altitude InstallationVanguard Rigid Venting Vanguard Flexible VentingInstalling Optional Blower Accessory Fireplace InstallationInstalling GA3700/DA3610T Blowers Check GAS TypePlug in blower power cord Installation Items Needed Installing GAS Piping to Fireplace LocationConnecting Fireplace to GAS Supply Pressure Testing Gas Supply Piping SystemChecking GAS Connections Close manual shutoff valve see Fig- ure Pressure Testing Fireplace Gas ConnectionsBack View of Thermostat Base Installing Optional Wall Mounted Thermostat GWMT1Attaching Magnetic Decorative Brass Strips HDV Only REMOVING/REPLACING Glass DoorInstalling Rear Brick Panel and Retainer Brackets Installing Optional Brick Liner D8037/D8041Fireplace Models BHDV37N/P and BHDV41N/P Installing LOGS, Lava Rock and Glowing EmbersFireplace Models HDV37N/P and HDV41N/P Installing Log Assembly NoOperating Fireplace Operating Optional Blower Accessory Ghrc Series OperationGhrct Series Operation Inspecting Burners Pilot AssemblyOperating Optional GWMT1 Wall Mounted Thermostat Burner Flame PatternGlass Door Cleaning and MaintenancePilot and Burners LogsObserved Problem Possible Cause TroubleshootingObserved Problem Possible Cause Remedy Gas leak. See Warning statement Wiring Diagram Replacement PartsTechnical Service Service HintsBHDV/HDV37N BHDV/HDV37P BHDV/HDV41N BHDV/HDV41P SpecificationsAccessories BHDV37N BHDV41N36 Illustrated Parts BreakdownDIRECT-VENT Fireplace BHDV37N BHDV41N Parts ListBHDV37P BHDV41P36 DIRECT-VENT Fireplace BHDV37P BHDV41P HDV37N DIRECT-VENT Fireplace HDV37N and HDV41N HDV37P HDV41P DIRECT-VENT Fireplace HDV37P and HDV41P Warranty Information

BHDV41N/P, BHDV37N/P, HDV37N/P, HDV41N/P specifications

The Desa HDV41N/P, HDV37N/P, BHDV37N/P, and BHDV41N/P are modern heating units designed to deliver efficient warmth and comfort in various residential and commercial spaces. These models are noted for their advanced features and technologies, which combine functionality and aesthetics.

One of the main features of these units is their energy efficiency. They utilize state-of-the-art technology to provide warmth while minimizing energy consumption. This makes them an environmentally friendly choice, ensuring that homeowners can enjoy a cozy atmosphere without significantly increasing their energy bills.

The design of the Desa series models is characterized by their sleek and attractive appearance. They are available in various finishes, allowing homeowners to choose a design that complements their interior décor. This not only enhances the aesthetic appeal of the room but also ensures that the heating unit blends seamlessly into the space.

Another significant characteristic of the Desa models is their versatile heating capabilities. They can accommodate a variety of room sizes, providing adequate heat regardless of the environment. Whether used in larger living areas or smaller spaces, these units are engineered to maintain a consistent and comfortable temperature.

The units come equipped with user-friendly controls, allowing for easy adjustments and optimal temperature settings. Many of the models feature programmable thermostats, enabling users to schedule heating cycles according to their lifestyles. This contributes to increased comfort and further adds to energy savings.

Safety is also a primary concern with the Desa heating units. They come with built-in safety features, such as automatic shut-off mechanisms and advanced flame sensors. These safety measures ensure peace of mind while using the units, safeguarding against potential hazards.

Additionally, the units are designed for easy installation and maintenance. Their straightforward installation process is complemented by durable construction, which minimizes the likelihood of breakdowns. Regular maintenance is simplified, allowing users to keep their heating systems in excellent working condition without significant effort.

In summary, the Desa HDV41N/P, HDV37N/P, BHDV37N/P, and BHDV41N/P heating units combine sophisticated technology, aesthetic design, versatility, user-friendly controls, safety features, and low maintenance requirements. They stand out as a superior choice for anyone looking to enhance their indoor climate while being mindful of energy consumption and design aesthetics.