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Power Light
Indicates power to the
control board.
Status Light
Will be lit anytime there is a
call for heat.
Overheat Saftey Zone Light
Indicates that the boiler
water
temperature
has
reached 205 Degree F.
Combustion Blower Light
Indicates Power to
combustion blower
Feed Motor Light Indicates
Power to the feed motor.
Igniter Light
Indicates power to the
igniter
Max Temp dial
The "Max Temp Dial" is used to set the desired
maximum operating temperature of the boiler.
Status light error messages:
1 Blink: Indicates control board self diagnostic failure. This
requires a manual reset by cycling the main power off for a
few seconds and re-connect.
3 Blinks: Indicates ESP (Exhaust Sensing Probe) failure. This
requires a manual reset by cycling the main power off for a
few seconds and re-connect.
5 Blinks: (In Auto Light Mode Only)
Indicates that the igniter has failed to light the fire after 40
Minutes. To reset - Turn the Mode Selector/Min. Temp. to
OFF and then back to the desired temperature.
6 Blinks : Indicates that the control has calculated poor or
incomplete combustion occurring for 25 or more minutes.
A six blink status may be set if the stove is allowed to run out
of pellets. To reset, turn Mode Selector/Min Temp dial to
"OFF" then back on to the desired temperature. If the unit
was not out of pellets, see Troubleshooting section, Page 31,
for more details.
Operation
7 Blink: Boiler water over heat saftey shut down (210 Degree
Farenheit) This requires a manual reset by cycling the main
power off for a few seconds and re-connect.
Mode Selector/Min. Temp.
Used to turn the boiler on or off and set the desired minimum
operating temperautre of the boiler.
Max. Temp./ Min. Temp. Water Temperature Settings
See "Setting the boiler temperature" found on page 21.
OFF Mode
Turning the Mode Selector/Min.Temp. to OFF will shut down
the boiler.
Feed adjuster
Sets the maximum feed rate
Test
Combustion blower, feed motor
and safety dump zone are fully
energized for the first minute.
Combustion blower alternates
from high to low every minute.
Lighting Mode Selector
Switched between Auto and
Manual lighting
Mode Selector/Min Temp
Dial
Used to turn the boiler on or
off and set the desired
minimum operating
temperautre of the boiler.
Dealer Diagnostic Port
For dealer maintenance only.
Requires
special
DDM
monitor supplied to Harman
Dealers exclusively.
21
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