Troubleshooting
Timer Control Only (EF3, 4, 5): Disconnect
one (1) of the brown wires from the exhaust
temperature sensor.
Does the unit shut down within fifteen (15)
minutes?
NOTE: The unit should shut down right away as
long as the start button was not pressed within
15 minutes of this test.
NO
Replace the exhaust temperature
sensor.
YES
Test the start-up switch. To test the
switch, the stove must be cold. Pull
the plug, then plug the stove back in.
Does the unit start?
Replace the start-up switch.
NO
If the unit starts without pushing the start up
switch, test the fifteen (15) minutes start up timer.
Open the right hand side panel. Remove the red
wire from the fifteen (15) minute start up timer,
unplug the unit and then plug the stove back in.
Does the unit start?
If the unit starts without
pushing the start up switch
replace the fifteen (15)
minutes start up timer.
NO
YES
YES
Disconnect one (1) of the brown wires from the exhaust
temperature sensor.
OR Disconnect the gray wire from the start-up switch.
Does the unit shut down?
NO
Replace the start-up switch.
YES
Replace the wiring harness.
EF2 Timer Control Only: Is the unit in Auto mode?
NO
Switch to Auto.
YES
Has F1 fuse blown?
There may have been an input power overload or a short in the
convection fan.
YES
Has F2 fuse blown?
There was a electrical overload problem with one of the following
parts: ignitor, auger motor, high limit switch, or exhaust blower.
YES
CirCuiT Board Fuses:
This is for the DHC2000 Boards only as the later models have only one fuse that control all functions.
F1 is the fuse to the inside of the circuit board controls.
F2 fuse closest fuse to the outside edge of the circuit board controls.
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