HEARTHN HOME GFK4B Fan Kit Instruction Manual

HEARTHN HOME GFK4B Fan Kit

Model: GFK4B Fan Kit

➨This fan kit has been tested for use with specific Hearth & Home Technologies fireplaces. Check with your local building code agency before you begin installation to ensure compliance with local codes, including the need for permits and followup inspections. If you encounter any problems regarding code approvals, or if you need clarification of any of the instructions contained here, contact your Hearth & Home Technologies dealer. For the dealer nearest you, please visit www.hearthnhome.com.

The GFK4B Fan Kit has been designed to circulate room air through the appliance to enhance heat output. The fan kit operates on 120VAC, 60 Hz power. This is available through a receptacle in the factory installed junction box. The junction box is located in the controls compartment of the appliance.

A control module is provided with the fan kit which automatically turns the fan on and off at preset times and is equipped with a variable speed control to provide a quiet forced air flow at the desired speeds.

Check Contents of Shipping Carton
Compare contents of carton in Table 1 with the actual parts received. If any parts are missing or damaged, contact your dealer before starting installation. Do not install a damaged fan kit.

Installation Precautions

The GFK4B Fan Kit is tested and safe when installed in accordance with this installation manual. It is your responsibility to read all instructions before starting installation and to follow these instructions carefully during installation to assure maximum benefit from, and safe operation of, the fan.

WARNING

| Shock Risk
Explosion Risk
Do NOT wire 110-120 VAC to gas control valve. Do NOT wire 110120 VAC to wall switch

• Incorrect wiring will damage millivolt values.
• Incorrect wiring will override IPI safety lockout and may cause explosion.

WARNING

| Shock Risk
Fire Risk
Use ONLY optional accessories approved for this appliance.

• Using non-listed accessories voids warranty.
• Using non-listed accessories may result in a safety hazard.
• Only Hearth & Home Technologies approved accessories may be used safely.

Note: This appliance must be electrically wired and grounded in accordance with local codes or, in the absence of local codes, with National Electric Code ANSI/NFPA 70-latest edition or the Canadian Electric Code CSA C22.1.

CAUTION

| Sharp Edges

• Wear protective gloves and safety glasses during installation.

Note: An arrow (➨) found in the text signifies change in content.

Table 1 Contents of Carton

Note: You may not need all parts included with this kit.

Install the Air Deflector

Open the bottom front panel by lifting and pulling it away from the appliance. Attach the air deflector and green ground wire with two screws to the front of the blower output. See Figure 1.

Note: Novus appliances do not require the use of the air deflector. Attach the green ground wire with the screw in the existing hole.

Install the Fan Bracket & Shield

• Place the fan bracket around the fan. See Figure 2.
  

• Install the two screws through the fan bracket into the back of the fan housing to hold the bracket in place. See Figure 3.
  

• If the fan is being installed in a B-vent appliance, the fan shield supplied with the appliance will also need to be attached. See Figure 4.
  

• If no fan shield is needed, install screws to hold the front of the fan bracket in place. See Figure 5.
  

• Attach the foam tape (Figure 3) and magnets (Figure 6) to the fan. Cut one magnet strip in half and save the remaining strip for control module.
  

Install the Fan

Position the fan all the way to the rear and center in the appliance. 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.

Install the Control Module

Attach the control module to the bottom pan using the magnetic tape provided.

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.

• Dexen Valve (IPI) * (wiring diagram when using junction box with spade connectors)
  – Connect the black, white and red wires with 1/4 in. female connectors from fan control module to appliance junction box as shown in Figure 10.
  – Connect the black ground wire from the fan control module to the appliance.
  – Remove the green ignition control wire from the valve.
  – Connect the black with white stripe wire with 3/16 in. piggyback connector from fan control module to valve.
  – Connect green ignition control wire to piggyback connector on black with white stripe fan control module wire.
  

• SIT Valve
  – Connect the black, white and red wires with 1/4 in. female connectors from fan control module to appliance junction box as shown in Figure 12.
  – Connect the black ground wire with the ring terminal to the TP screw on the valve (center).
  – Connect blue jumper wire between fan control wire (black with white stripe) and valve. Plug 1/4 in. female end of blue jumper wire to the back side of valve wiring block marked TH.

Recommended Fan Control Set-up Procedure

Note: The test sequence works only during the first (approximately) seven minutes after power-up.

• With burner and pilot extinguished:

• Turn control knob clockwise to activate control.

• Press and hold test button on the control module.
  – Fan will turn on.
  – Adjust fan speed to the desired speed using the control knob.
  – Release test button. Fan will stop.

• Fan control is now fully operational and will operate automatically each time appliance is used.

• Operates with APPROXIMATELY a 7-minute delay to turn on and a 12-minute delay to turn off.

References

• hearthnhome.com

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