11. TROUBLESHOOTING
Fault
Cause
Remedy
Heater not working
Plug connections
Connect the heater to the power outlet
No supply voltage
Connect heater to a compatible outlet
Consult technical specifications, as
described in the “technical data” section.
Installation fuse blown
Replace the fuse;
Warning! Fuses should not be repaired,
but rather replaced with new ones;
The circuit breaker may be off. Turn the
circuit breaker back on.
Faulty 0/I switch
Replace with a new switch. This operation
must be performed by a qualified
technician!
Faulty fan motor
Replace fan motor. This operation must
be performed by a qualified technician.
Abnormal noise
from the motorised
fan
Fan dirty
Clean the fan as described in the
“cleaning and maintenance” section.
Damaged fan blades
Replace the fan blades. This operation
must be performed by a qualified
technician!
Faulty fan motor
Replace the fan motor. This operation
must be performed by a qualified
technician!
Abnormal noise
Dirty fan blades or objects
preventing normal rotation
of the fan
Clean the fan blades and fan motor as
described in the “cleaning and
maintenance” section.
Damaged fan blades
Repair or replace the fan blades. This
operation must be performed by a
qualified technician!
Vibrations
The heater is on an
uneven surface
Place the heater on a level surface.
The hood is not adjusted
or the bolts are not
tightened properly.
Check the hood tightening bolts.
Air intake and/or outlet
blocked
Remove any parts that may be blocking
the air intake and exhaust.
- 9 of 11 -
