Section 9: Troubleshooting; Troubleshooting Chart - Harman Stove Company P35i Owner's Manual

Pellet/biomass fireplace insert #1-70-774195 #1-70-774235
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9
Troubleshooting
Error Message
3-Blinks; Poor ESP signal.
4-Blinks; Poor Room Sensor
signal.
5-Blinks; Failed ignition
6-Blinks; Poor combustion
Symptom
Low volume or no fuel feed
No Distribution Blower
Low heat output, or room tem-
perature doesn't match ther-
mometer or other readings
28
Pellets or Corn/Pellet Mixture Only
With proper installation, operation, and maintenance, your appliance will provide years of
trouble-free service. If you do experience a problem, this troubleshooting guide will assist a
qualified service person in proper diagnosis and repair. This guide is intended for qualified
service technician use only.
Possible Cause
Broken probe, wire or connection.
Exhaust temperature has gone out of range
multiple times.
Broken sensor, wire or connection.
No fuel in hopper
Door, hopper lid, or ash pan open
Poor draft / weak combustion blower
Fuel feed restriction
Blocked airflow / Igniter failure
No fuel in hopper
Door, hopper lid, or ash pan open
Poor draft / weak combustion blower
Fuel feed restriction
Possible Cause
No fuel in hopper
Door, hopper lid, or ash pan open
Poor draft / weak combustion blower
Fuel feed restriction
Failed feed motor
Fire isn't hot enough for blower operation
MANUAL / STOVE TEMP
Failed motor or connections- "Test" mode
Feed rate too low
Room sensor location different than ther-
mometer location
Excessive ash buildup on heat exchanger
or in the exhaust
3-90-775
Corrective Action
Check connection / Replace Probe
Clean exhaust- possible soot or creosote
accumulation near probe.
Check connection / Replace sensor
Load fuel
Close all doors and check seals
Perform draft test, clean exhaust, replace blower if
necessary.
Check operation in "Test" mode. Clear obstruction
Open burn pot cleanout to access igniter- clean.
Check igniter, replace if necessary
Load fuel
Close all doors and check seals
Perform draft test, clean exhaust, replace blower if
necessary.
Check operation in "Test" mode. Clear obstruction
Corrective Action
Load fuel
Close all doors and check seals
Perform draft test, clean exhaust, replace blower if
necessary.
Check operation in "Test" mode. Clear obstruction
Replace motor if necessary
Increase temperature setting
When operating in manual ignite / stove temp mode,
the blower will not run below a #3 setting on the
temperature dial. Increase temperature setting.
Check connections / Replace blower
Set feed adjuster at #4 or higher
Room sensor reports the room air temperature to
the circuit board. Move sensor location or adjust set
point accordingly
Clean exhaust, firebox, and heat exchanger thor-
oughly.
P35i Fireplace Insert
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