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8
Maintenance
The product is maintenance-free.
9
Troubleshooting
Any malfunctions that cannot be removed by means of the measures
described in this chapter may only be repaired by the manufacturer or by
qualified persons.
Malfunctions may only be repaired by the manufacturer.
Problem
LEDs do not light
Product does not switch
to cooling mode
Product does not heat /
cool
Room temperature dif-
fers from the display
Other malfunctions
Maintenance
Possible reason
No supply voltage
Connection interrupted Establish a connection
Connection interrupted Establish a connection
Temperature difference
between the room tem-
perature and the prod-
uct
-
Repair
Apply supply voltage
to CosiTherm®
to CosiTherm®
Correction with ADJ
(see "Service menu")
Contact the AFRISO
service hotline
RT 10 D-5
EN
17
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