UK | 16 Filter change display/faults
15 Commissioning software for
RLS 45 K
In Process.
16 Filter change display/faults
Call on the services of a trained
i
electrician any time there is a fault.
Faults may only be remedied by
trained electricians.
Filter change display
The filter change must be acknowledged
i
on a room air control. The change
interval can be acknowledged and/or
reset before a filter change warning.
1. Change the two air filters on each ventila-
tion unit Operating instructions, Chap-
ter 10.
2. Acknowledge the filter change: Do to this,
press the
together for 5 seconds.
88
RLS 45 O RLS 45 K
The LED of the current
ventilation level flashes
continually.
PP 45 RC
DS 45 RC
+
The current operating
mode
LED on the underside
of the RC unit flashes
continually (blue or
orange).
and/or
keys
16.1 RLS 45 O fault messages
Internal error in RLS
Overtemperature/overloading
of mains adapter
No communication and/or
failure of the external power
units/RLS
No communication and/or
failure of the sensors (RS 485,
I2C)
Internal system error
in power units/RLS
Overtemperature/error
message from external
components (RS 485)
LED flashing modes:
LED flashing