Lennox Hearth II-T C FS - Manual (Page 21)

CARE AND OPERATION
PAGE 21
CONTROL BOARD OPERATION
Start Button – The push button Start Button activates
the room air and the exhaust blowers. If the exhaust
temperature does not reach operating temperature within
30 minutes, the stove will automatically shut down. The
blowers can be restarted by pushing the Start Button
again.
Auger On/Off Button – The Auger On/Off Button acti-
vates the fuel feed (auger motor) only. The light located
just above the button will blink when the auger is turning.
The Start Button has to be activated to give power to the
Auger On/Off Button. When the Auger On/Off Button is
pressed a second time, the pellet feed will stop and the
blowers will continue to operate until the stove has
cooled sufficiently.
Heat Output Button – When not using a wall thermo-
stat, the Heat Output Button provides the ability to burn
at five separate settings. The Heat Output Button regu-
lates the fuel feed setting and the combustion air supply
simultaneously.
Blower Speed Button – The Blower Speed Button con-
trols the speed of the Room Air Blower. Pressing this
button will increase or decrease the amount of heat exit-
ing the stove. THE BLOWER SPEED MUST BE AT THE
MAXIMUM #5 SETTING WHEN THE HEAT OUTPUT
BUTTON IS ON THE #5 POSITION.
Combustion Air Trim – The Combustion Air (exhaust
blower) Trim is located just above the Heat Output Se-
lector button. Turning the Trim Control counterclockwise
will decrease the amount of combustion air entering the
UltraGrate
. The Trim Control is factory set at the (0)
position.
Auger Trim Control – The Pellet Feed (Auger Trim)
Control is located just above the Auger On/Off Button.
Turning the Trim Control counterclockwise will decrease
the amount of fuel delivered to the UltraGrate
TM . Turning
the control clockwise will increase the amount of fuel de-
livered to the UltraGrate
TM . The trim control is factory set
at the (0) position.
NOTE: The trim controls should be adjusted for the
proper flame as a last resort. Always adjust the
damper control first. See Damper Operation, on
page 23.
Control Board
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