40
COMMISSIONING AND MAINtENANCE
In the presence of operating abnormalities, the unit is secured
and blocked.
9
Safety block can occur randomly.
9
Wait for at least 10 minutes before restarting the unit.
9
To restore operating conditions cut and restore the power
supply.
9
If the fault occurs again, an accurate check of the device
components is required. Contact
R
Technical Support
Service.
9
Indoor units with display signal faults with an alphanumeric
code. Consult the matching outdoor unit instruction booklet
for the installer.
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