Problems / Causes / Solutions - MCZ Polar Installation And Use Manual

6. PROBLEMS / CAUSES / SOLUTIONS

ATTENTION: All repairs must be carried out
exclusively by a specialised technician, with
the stove completely cold and the electric
plug pulled out.
PROBLEM
Pellets not being fed
into the combustion
chamber.
The fire goes out or
the stove stops
automatically.
The stove runs for a
few minutes and
then goes out.
Pellets build up in
grate, door glass
gets dirty and flame
is weak.
Problems / Causes / Solutions
PELLET STOVES
INSTALLATION AND USE MANUAL
POSSIBLE CAUSES
1. Pellet hopper empty.
2. Screw feed blocked.
3. Reducing motor for screw feed
faulty.
4. Defective electronic board.
1. Pellet hopper empty.
2. Pellets not being fed in.
3. Intervention of pellet temperature
sensor.
4. Door not closed properly or gaskets
worn.
5. Unsuitable pellets.
6. Low pellet feed rate.
7. Combustion chamber dirty.
8. Smoke outlet obstructed.
9. Pressure switch broken or defective.
10. Smoke extraction motor failed.
1. Lighting cycle not completed.
2. Temporary failure
supply.
3. Smoke duct obstructed.
4. Temperature sensors defective or
broken.
5. Sparkplug failure.
1. Insufficient combustion air.
2. Pellets damp or unsuitable.
3. Smoke extractor motor broken.
1. Refill pellet hopper.
2. Empty the hopper and free the feed
screw.
3. Replace reduction motor.
4. Replace electronic board.
1. Refill pellet hopper.
2. See previous problem..
3. Let the stove cool down completely,
reset the thermostat till lockout
ceases, relight stove; if problem
persists, contact technical assistance.
4. Close the door
with original spare parts
5. Change
recommended by the manufacturer.
6. Check the recipe and the calibration.
7. Clean
following instructions in the manual.
8. Clean the smoke duct.
9. Replace the pressure switch.
10. Check the motor and replace if
necessary.
1. Re-run lighting cycle.
of electricity 2. See previous instruction.
3. Clean smoke duct.
4. Check
necessary.
5. Check
necessary.
1. Clean the grate and check that all the
airways are clear.
Carry out a general cleaning of the
combustion chamber and the smoke
duct.
Check that the entry of air is not
obstructed.
Check the state of the door gaskets.
2. Change the type of pellet.
3. Check the motor and replace if
necessary.
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Chapter 6
page
REMEDY
or replace the gaskets
.
to a type of
the combustion chamber,
and replace sensors
and replace sparkplug
59
pellet
as
if