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Checking the fan in the outdoor unit can run freely
Danger
Contact with the fans while they are operating
can result in serious cutting injuries.
■
Isolate the outdoor unit from the power supply.
Safeguard against unauthorised reconnection.
■
Do not open the appliance until the fan has
come to a stop.
1. Remove the air discharge grille from the outdoor
unit.
2. Turn the fan by hand.
Cleaning the outdoor unit heat exchanger (evaporator)
Danger
If you touch live components or they come into
contact with water, this can result in serious
injury due to electric shock.
■
Isolate the outdoor unit from the power supply
and safeguard against reconnection.
■
Protect the outdoor unit against moisture.
Danger
Contact with the fans while they are operating
can result in serious cutting injuries.
■
Isolate the outdoor unit from the power supply
and safeguard against reconnection.
■
Do not open the appliance until the fan has
come to a stop.
Cleaning with compressed air
1. Open the outdoor unit casing.
Danger
The sharp edges of the heat exchanger
(evaporator) can cause injuries.
Avoid contact.
2. Clean the heat exchanger from the inside out
with compressed air.
!
Please note
Excessive air pressure from the front and
sides can result in the deformation of the
aluminium fins of the heat exchanger.
Only point the compressed air gun at the
heat exchanger from the front and from an
adequate distance.
3. Check the aluminium fins of the heat exchanger for
deformation and scratches. If necessary, repair
with a suitable tool.
4. Close the outdoor unit casing.
Checking the thermal insulation of flared connections
Commissioning, inspection, maintenance
Checking the indoor unit electrical connections for firm seating
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