www.pelprostoves.com 7083-171H • February 23, 2015 33
Symptom Possible Cause Corrective Action
Slow or smoky start-up
and/or lazy fl ame
Dirty exhaust and/or venting system.
Not enough combustion air
Misaligned igniter
Wet fuel / poor quality fuel
Check for ash build up in unit, including behind rear
panels, fi rebox, exhaust blower and venting.
Adjust the trim
Center the igniter in the chamber
Replace fuel
Convection blower fails
to start.
Convection Blower
Jammed
Not plugged in
Exhaust probe
Not sensing correct temperature
Control box is defective.
Inspect, clean, and un-jam the blower.
Plug the blower in
Replace blower
Clean the exhaust outlet especially the right side.
Replace control box.
Exhaust blower fails to
start
Exhaust Blower
Jammed
Not plugged in
Control board is defective.
Inspect, clean, and un-jam the blower.
Plug the blower in
Replace blower
Replace control board.
Convection Blower Does
Not Turn Off
Convection blower short circuit. The fuse will
be blown and upon replacement of the fuse, the
blower will run continuously.
Inspect wires, blowers, and power cord to fi nd cause
of short circuit. Replace board and failed component.
Convection Blower
makes noise
Screws attaching convection blower to appliance
have become loose.
Convection blower is dirty
Tighten screws
Clean blower impellers; per maintenance section
Exhaust Blower Does
Not Turn Off
Exhaust blower short circuit. The fuse will be
blown and upon replacement of the fuse, the
blower will run continuously.
Inspect wires, blowers, and power cord to fi nd cause
of short circuit. Replace board and failed component.
Igniter does not turn off Igniter short circuit. The fuse will be blown and
upon replacement of the fuse, the igniter will
remain on when unit has power.
Inspect wires, blowers, and power cord to fi nd cause
of short circuit. Replace board and failed component.
Feed motor does not
shut off
Feed motor short circuit. The fuse will be blown
and upon replacement of the fuse, the feed motor
will remain on when unit has power.
Open hopper to stop the feed motor.
Inspect wires feed motor, control board, and power
cord to fi nd source of short circuit. Replace control
board and failed component.
Unit fails to shut off. Unit running in maximum or minimum Turn dial control to Automatic or Off position. See
Also, “Feed Motor Does Not Shut Off”.
The unit should go into a shutdown.
Large, lazy fl ame,
orange color. Black ash
on glass.
Dirty appliance.
Poor fuel quality, high ash content.
Incorrect air-fuel adjustment
Excessive feeding/Feed Motor locked on
Clean unit, including fi repot and venting system.
Clean exhaust path. Try a different brand of pellets.
Turn fuel adjustment trim dial to COUNTERCLOCK-
WISE to increase combustion air speed; see trim pot
adjustment section.
Follow corrective action for feed motor does not turn
off symptom.
Excessive fuel spilling
over the fi repot into the
ash wells and/or exces-
sive fl ame
Excessive feeding/Feed Motor locked on Follow corrective action for feed motor does not turn
off.
Black soot on the side of
the house
Exhaust path is dirty.
Excessive feeding/Feed Motor locked on
Incorrect air-fuel adjustment ratio
Clean Exhaust path
Follow corrective action for feed motor does not turn
off symptom.
Turn fuel adjustment trim dial to the COUNTER-
CLOCKWISE to increase combustion air speed
See “Trim Adjustment” section on Page 9.
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