ESP Control
Power Light Indicates power to the control.
Status Light
Will be lit in either stove or room temp mode when pointer is not within off position band except after normal shut down. Blinks to indicate errors listed below.
Indicates power to distribution blower.
Indicates power to combustion blower
Indicates power to the feed motor.
Indicates power to the igniter.
Temp dial
Allows you to adjust the room temperature in Room Temp Mode using the outer scale marked in degrees Fahrenheit. It also allows you to adjust the stove temperature while in Stove Temp Mode using the inner scale marked from 1 to 7.
Dealer Diagnostic Port
For dealer maintenance only. Requires special DDM monitor supplied to Harman Dealers exclusively.
Feed adjuster Sets the maximum feed rate
Test
Runs all motors atfull speed for one minute to check operation. After two minutes the stove will go to minimum burn and the blowers will alternate from high to low every minute to remind you that you are still in "Test Mode".
Igniter switch
Setto appropriate
Distribution Blower speed adjustmentrange. L = low
H = high
Variable speed anywhere between L and H; although as the stove temp. goes up , so does the low end of the scale.
Mode Selector
Allows you to choose between RoomTemp Mode,Stove Temp Mode, or OFF. Also allows you to vary the distribution blower speed by turning the knob to the high or low side of each mode.
Status light error messages:
1 Blink: Indicates control board self diagnostic failure. This requires a manual reset*.
3 Blinks: Indicates ESP (Exhaust Sensing Probe) fail- ure. This requires a manual reset*.
4Blinks: Can occur only in Room Temp Mode and indi- cates Room Sensing Probe failed or not installed. If a Room Sensing Probe is then installed, the status light will automatically reset.
NOTE: Unit will not start in "AUTO" with this status error.
5Blinks (In Igniter Auto. Mode Only): Indicates that the unit has failed to light after 4 consecutive igniter cycles, 32 minutes total. To reset - Turn Mode Selector to "OFF", then turn to either mode again.)
6 Blinks : Indicates that the control has calculated poor or incomplete combustion occurring for more than 50 min- utes. See Troubleshooting section for more details.
A six blink status may be set if the stove is allowed to run out of pellets. To reset, turn mode selector to "OFF" then back on to the desired mode. If the unit was not out of pel- lets, see Troubleshooting section for more details.
*Manual reset- disconnect power cord for a few seconds and reconnect. If error still occurs call your Dealer. NOTICE: When power is given to the stove, the control board willblink a fewtimes toindicate current versionof controlboard. This should not be confused with error messages.
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