13
10. Fault rectification
1
Call on the services of a trained
electrician any time there is a fault.
1
Repairs should only be carried out by a
trained electrician.
DANGER
Danger to life. Unit is powered
up.
1
Switch the mains fuse off.
Fault Countermeasure
Unit doesn’t run
Check that the mains fuse
is switched on.
Thermal overload
protection
switches the unit
off.
Put the on/off switch to the
“off” position.
Let the motor and the
temperature limiter cool
down before switching the
unit back on. It may take
several hours to cool
down. Only switch unit
back on once cool.
If the fault still continues,
call on the services of a
trained electrician
Performance
reduction caused
by imbalance of
the impeller.
Call on the services of a
trained specialist.
Deposits on the
impeller and in
the housing
caused by dust in
the air.
Call on the services of a
trained specialist.
Fit air filter in duct system.
Under no circumstances
should the inside of the
unit be cleaned with water
or a high-pressure cleaner.
Impeller not
turning.
Switch off unit. Ensure that
the impeller is not blocked
by foreign bodies.
Tab. 3: Faults, Countermeasure
11. Dismantling
DANGER
Danger to life. Unit is powered
up.
1
Switch the mains fuse off.
Dismantling should only be carried out
by a trained electrician.
12. Disposal
Not in domestic waste.
The unit contains in part material that
can be recycled and in part substan-
ces that should not end up as
domestic waste.
1
Dispose of the unit once it has reached the
end of its working life according to the
regulations valid where you are.
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