Hearth and Home Technologies GFK21B Remove Valve Assembly, Install the Fan

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2. Remove Valve Assembly

On a Novus 30 in. appliance (GNDC30 or GNBC30 only) the valve assembly must be raised slightly to allow the fan to be moved past it to the back of the appliance.

3. Install the Fan

Position the fan all the way to the rear and center in the ap- pliance. Press the fan (magnets to the bottom) to the back of the appliance. See Figure 7. Plug the fan cord into the fan receptacle labeled “FAN” on the junction box. See Figure 8.

4. Install the Control Module

Attach the control module to the bottom pan using the mag- netic tape provided.

5. Wiring the Fan Control Module

Note: Fan control timer only for use on units with junction box pictured in Figure 9.

Robertshaw Valve (Standing Pilot)

-Connect the black, white and red wires with 1/4 in. female connectors from the fan control module to the appliance junction box as shown in Figure 9.

-Connect the black ground wire with the ring terminal to the TP screw on the valve (center).

-Remove wall switch wire connected to valve terminal marked “TH”.

-Connect the black with white stripe wire with 3/16 in. piggyback connector from fan control module to valve terminal marked “TH”.

-Connect wall switch wire removed from valve terminal “TH” to the piggyback connector on the black with white stripe fan control module wire.

Note: Thermopile must be wired as shown in Figure 9.

FIREBOX

 

BOTTOM

 

 

FAN

APPLIANCE

 

 

 

 

BACK

BOTTOM PAN

 

Figure 7

Rotate Fan

 

Fan Assembly

Cord

Clips

Junction Box

Figure 8 Position the Fan

 

 

 

 

Thermopile

Wall

 

 

 

 

 

 

Switch

 

 

 

 

TH

White

 

 

 

RS

 

 

 

 

 

 

TP

 

 

 

 

Valve

 

Red

 

 

 

 

TH TP

 

 

 

 

 

 

 

 

 

Black Ground

Black/White

 

 

White

 

 

 

Fan

 

 

 

 

Control

Red

 

 

 

 

 

 

 

 

 

 

Module

 

 

 

 

 

 

 

 

 

 

 

 

Black

 

Figure 9

Robertshaw Wiring Diagram

 

 

 

 

Hearth & Home Technologies • GFK21B Fan Kit • 4016-096 Rev I • 11/08

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Contents Installation Precautions Check Contents of Shipping CartonFan Bracket-No screws Install the Fan Bracket & ShieldWiring the Fan Control Module Remove Valve AssemblyInstall the Fan Install the Control ModuleSIT Valve Recommended Fan Control Set-up Procedure

GFK21B specifications

Hearth and Home Technologies has made a mark in the industry with its innovative products, and the GFK21B is no exception. This model serves as a delightful addition to any hearth, embodying modern technology and aesthetic appeal.

One of the standout features of the GFK21B is its advanced blower system. Designed to enhance the efficiency of heating, this powerful blower circulates warm air throughout the living space, ensuring consistent temperatures and optimal comfort. It can significantly reduce heating costs by maximizing the heat output from the fireplace, making it an eco-friendly option for homeowners.

The GFK21B is engineered for easy installation, fitting seamlessly into the designated fireplace models. This versatility allows it to be incorporated into various setups, making it an appealing choice for both new constructions and retrofitting existing fireplaces. The user-friendly instructions ensure that even novice DIY enthusiasts can complete the installation process with ease.

Another notable characteristic of the GFK21B is its quiet operation. The unique design minimizes noise, allowing users to enjoy a tranquil environment while benefitting from the warm air circulation. This feature is particularly appreciated in homes where a peaceful setting is paramount, such as bedrooms or living rooms.

In terms of control, the GFK21B offers options for manual adjustments, empowering homeowners to customize the blower's speed according to their specific needs. Some versions may even feature remote controls, adding convenience and flexibility to the heating experience.

Durability is another hallmark of the GFK21B. Constructed with high-quality materials, it is designed to withstand the rigors of daily use without compromising performance. The craftsmanship involved ensures a long-lasting product that homeowners can rely on for years.

Moreover, with its sleek design and modern aesthetics, the GFK21B complements various home decor styles, enhancing the overall ambience of any room. Whether it is installed in a traditional or contemporary setting, it serves not just as a functional piece but also as a refined element of decor.

In summary, the Hearth and Home Technologies GFK21B stands out due to its efficient heating capabilities, user-friendly installation, quiet operation, customizable controls, and durable design. This product represents a perfect fusion of function and style, making it a valuable asset for any household looking to elevate their heating experience.