Pleasant Hearth PH35PS-B Manual Del Usuario página 36

Following correction of any Alarm, turn the dial control to the OFF position, wait 10 seconds and
turn back to desired setting OR unplug the unit, wait 10 seconds then restore power.
Alarm
(LED Flashing RED)
1 Flash:
Empty Hopper
2 Flashes:
Exhaust Probe Fail
The exhaust probe
senses a temperature
of less than negative
20 degrees Celsius
or above 300
degrees Celsius.
3 Flashes:
Ambient Probe Alarm
The ambient probe
senses a temperature
of less than negative
20 degrees Celsius
or above 70
degrees Celsius.
4 Flashes:
Missed Ignition
During the ignition
sequence the load
does not ignite. The
unit will automatically
retry once from the
first failed attempt.
8 Flashes:
Exhaust Over
Temperature
The exhaust
temperature
has exceeded
the allowable
temperature.
36
Possible Cause
No fuel is delivered to the firepot to
sustain flame
Hopper empty (most likely)
Auger Jam (next likely)
No vacuum
Hopper lid open
Flame is evident but the exhaust probe
is not able to recognize the hot exhaust
temperature
Exhaust probe not attached to outlet
Exhaust path is dirty
The exhaust temperature is above or below
the acceptable range.
Exhaust Probe Failure
Not plugged in
Failed component
The ambient temperature is above or below
the acceptable range.
Ambient Probe Failure
Not plugged in
Failed component
Fuel
No fuel
Hopper Empty
Feed Jam
Feed doesn't turn
Feed motor disconnected or failed
Firepot
Firepot Dirty so fuel is not near ignition hole
in the firepot
Igniter
No power
Debris in the end of the igniter chamber
Fuel
Feed Motor Locked On
Non-approved fuel used
Convection blower
Dirty
Failed
Installation
Installation configuration is tight allowing for
limited air circulation around the unit.
7077-801D • September 17, 2019
Corrective Action
Fill the hopper, inspect the feed tube for jams,
inspect the venting and firebox for obstructions
and clean if necessary, inspect the exhaust
blower to make sure it runs, or close the hopper
lid.
Inspect and clean the exhaust outlet, firebox,
firepot, and behind the baffles. Inspect the
exhaust probe to see if it is securely attached to
the side of the exhaust outlet.
Plug the probe into the board
Replace the component
Plug the probe into the board
Replace the component
Fill the hopper
Inspect and clear jam in the feed tube
Inspect the feed motor circuit (hopper lid must
be closed, vacuum switch must be closed (ie.
exhaust blower on), and feed motor must be
plugged in.
Clean the firepot
Check leads and if the igniter works. Clean the
end of the igniter chamber from inside the firebox
(removal of the firepot required for this step).
Review the feed motor and feed rates. Normal
feed motor operation is on between 1* and 4*
seconds out of every 7 seconds. (*Depending on
model and burn rate setting)
If the feed motor does not turn off, replace the
control board.
Review the fuel being used.
Clean
Replace
Review the installation and move if necessary.
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