Hearth & Home Technologies GFK21B User Manual

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

4

•  Dexen Valve (IPI)

-  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 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.

Dexen

Valve 

Fan

Control
Module

Green Wire from Ignition Control

Black

Black/White

Black

Red

White

Ground

Note: The test sequence works only during the fi rst  (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 with control knob.
-  Release test button. Fan will stop.

• Light 

burner.

•  Press and release test button.

-  Fan will come on at set speed
-  After one minute fan will stop.

• Extinguish 

burner.

•  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.

-  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 11.

-  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.

Wall 

Switch

SIT

Valve

TP

 TH

TH

TP

 

Fan

Control
Module

Black/White

Black

Black

Red

White

Thermopile

Red

White

Blue

Ground