Desa BHDV41N/P Fireplace Installation, Check GAS Type, Installing Optional Blower Accessory

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® (B)HDV37N/P AND (B)HDV41N/P

DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP)

FIREPLACE INSTALLATION

NOTICE: This heater is intended for use as supplemental heat. Use this heater along with your pri- mary heating system. Do not in- stall this heater as your primary heat source. If you have a central heating system, you may run system’s circulating blower while using heater. This will help circu- late the heat throughout the house. In the event of a power outage, you can use this heater as your primary heat source.

WARNING: A qualified ser- vice person must install fireplace. Follow all local codes.

CAUTION: This fireplace cre- ates warm air currents. These cur- rents move heat to wall surfaces next to fireplace. Installing fire- place next to vinyl or cloth wall coverings or operating fireplace where impurities (such as to- bacco smoke, aromatic candles, cleaning fluids, oil or kerosene lamps, etc.) in the air exist, may discolor walls.

Note: Your fireplace is designed to be used in zero clearance installations. Wall or fram- ing material can be placed directly against any exterior surface on the rear, sides, or top of your fireplace, except where standoff spacers are integrally attached. If standoff spacers are attached to your fireplace, these spacers can be placed directly against wall or framing material. See framing details on page 4.

Place the fireplace into position and shim with noncombustible material if needed. Nail the side flanges to the framing to secure the unit in place. There are two floor brack-

CHECK GAS TYPE

Use proper gas type for the fireplace unit you are installing. If you have conflicting gas types, do not install fireplace. See dealer where you purchased the fireplace for proper fireplace according to your gas type.

INSTALLING OPTIONAL BLOWER ACCESSORY

NOTICE: If installing blower in an existing fireplace with gas con- nections, shut off gas supply and disconnect heater from gas sup- ply. Contact a qualified service person to do this.

Attaching Thermal Switch to DA3610T Thermostatically- Controlled Blower

When installing the DA3610T thermostati- cally-controlled blower accessory, you must first secure the thermal switch to the blower.

1.Remove the two hex head screws on the blower assembly as shown in Figure 30.

2.Place the green wire between the bot- tom hole on the thermal switch bracket and the bottom hole on the blower as- sembly. Insert one of the hex screws into all three pieces and tighten.

3.Insert the top screw through the ther- mal switch bracket and into the blower assembly. Tighten screw.

4.Connect the blue wire on the blower assembly to the right side of the ther- mal switch.

5.Connect the black wire to the left side of the thermal switch.

Thermal Switch

 

with Bracket

White Wire

Black Wire

 

Installing GA3700/DA3610T Blowers

IMPORTANT: For clarity, gas valve assem- bly and grate/burner assembly are not shown in Figures 31 through 34, page 17. They will, however, be in your fireplace when you are installing the blower. Also for clarity the firebox is shown with dotted lines.

1.Open lower louver panel or remove for easier access.

2.Place the blower against the lower rear wall of firebox outer wrapper with the exhaust port directed upward. Align the holes in the top mounting tabs of blower with holes in wall of wrapper (see Fig- ure 31, page 17). Using the two screws provided, mount blower and tighten screws securely.

Note: For DA3610T, make sure the thermal switch is comfortably between the back of the firebox and the blower as shown in Figure 32, page 17.

3.Be sure to securely attach all wire ter- minals to terminals on blower motor (and thermal switch where applicable) and that the screw retaining the green ground wire is tight.

4.Remove screws securing the plate con- taining the ON/OFF switch to the bot- tom of the firebox and set aside.

5.Place speed control against back of this plate and push the plastic control shaft through opening (see Figure 33, page 17).

6.While supporting speed control, secure control shaft with lock nut by pushing and turning lock nut with pliers clockwise until tight against the plate. Place control knob provided onto shaft (see Figure 33, page 17).

7.Replace plate containing switches and tighten screws securely.

Blower Assembly

ets included with each unit. Use these as an alternative method of securing the fireplace.

IMPORTANT: Make sure fireplace is level before securing. If fireplace is not level it will not work properly.

 

Green Wire

Hex Head

Blue Wire

Screws

 

Figure 30 - Attaching Thermal Switch to DA3610T Thermostatically-Controlled Blower Accessory

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Contents For Your Safety What to do if YOU Smell GAS For Your SafetyBHDV37N/P, HDV37N/P BHDV41N/P, and HDV41N/P Safety Information DIRECT-VENT Fireplace NATURAL/PROPANE/LPProduct Features Product IdentificationLocal Codes Glossary TermsPRE-INSTALLATION Preparation ClearancesLocation and Space Requirements Framing and FinishingPRE-INSTALLATION Preparation General Venting Location of Vent TerminationGeneral Venting Venting Installation Installation PrecautionsInstallation Planning Installing Vent System in a ChaseInstallation for Horizontal Termination Snorkel TerminationVent Pipe Connections Horizontal Termination Configurations Horizontal VentingVenting with Two 90 Elbows Flat Ceiling Installation Installation for Vertical TerminationCathedral Ceiling Installation Vertical Termination Configurations Vertical Horizontal H 1 + Min Max 20 maxVertical Venting High Altitude Installation Parts Lists for Venting Kits and ComponentsVanguard Rigid Venting Vanguard Flexible VentingFireplace Installation Installing Optional Blower AccessoryInstalling GA3700/DA3610T Blowers Check GAS TypePlug in blower power cord Installing GAS Piping to Fireplace Location Installation Items NeededPressure Testing Gas Supply Piping System Connecting Fireplace to GAS SupplyChecking GAS Connections Pressure Testing Fireplace Gas Connections Close manual shutoff valve see Fig- ureInstalling Optional Wall Mounted Thermostat GWMT1 Back View of Thermostat BaseREMOVING/REPLACING Glass Door Attaching Magnetic Decorative Brass Strips HDV OnlyInstalling Optional Brick Liner D8037/D8041 Installing Rear Brick Panel and Retainer BracketsInstalling LOGS, Lava Rock and Glowing Embers Fireplace Models BHDV37N/P and BHDV41N/PInstalling Log Assembly No Fireplace Models HDV37N/P and HDV41N/POperating Fireplace Ghrc Series Operation Operating Optional Blower AccessoryGhrct Series Operation Pilot Assembly Inspecting BurnersOperating Optional GWMT1 Wall Mounted Thermostat Burner Flame PatternCleaning and Maintenance Glass DoorPilot and Burners LogsTroubleshooting Observed Problem Possible CauseObserved Problem Possible Cause Remedy Gas leak. See Warning statement Replacement Parts Wiring DiagramTechnical Service Service HintsSpecifications BHDV/HDV37N BHDV/HDV37P BHDV/HDV41N BHDV/HDV41PAccessories Illustrated Parts Breakdown BHDV37N BHDV41N36Parts List DIRECT-VENT Fireplace BHDV37N BHDV41NBHDV37P 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.
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