Heat recovery unit RDKS - Technical manual
11
FläktGroup DC_9295GB_20190326_R5
We reserve the right to make changes without prior notice
FILTER ALARM AND FILTER REPLACEMENT
B
A
Mo
de
LED
Par
am
.
Mo
de
LED
Par
am
.
The picture shows a bag filter. A flat filter may also be used.
3. Pull out the supply air and exhaust air filters. Dispose of used filters
according to local waste regulations.
4. Insert new filters.
2. Open the door of the unit by unscrewing the two screws on the front
(see below).
5. Close the door of the unit.
6. Connect the plug.
7. After replacing the filter, reset the filter alarm.
If a filter is replaced before the alarm is due, the filter replacement
timer cannot be reset via the ISYteq Basic control panel (accessory).
If there is no ISYteq Touch 3.5 control panel (accessory) on the unit
when the filter is replaced, the timer must be reset when the alarm is
due, i.e. when the set time is reached.
For resetting, see page 22.
The supply air and exhaust air filters should normally be replaced
every six months. In dirty areas, the filters may need to be replaced
more frequently.
A built-in timer is normally set to provide a filter replacement reminder
every six months.
TO REPLACE THE FILTER, FOLLOW THE STEPS BELOW.
When replacing dirty filters, use of a face mask is recommended (low-
est class, FFP2).
1. Disconnect the unit from the power supply by pulling out the plug.
The reason for the alarm is shown under active alarms.
After replacing the filter, acknowledge the alarm.
FILTER ALARM ISYteq BASIC
When the filter needs replacing, a continuously
flashing
alarm light is
shown on the ISYteq Basic control panel.
FILTER ALARM ISYteq TOUCH 3.5
Press the Information/alarm button if the alarm is indicated.
A continuously flashing alarm
symbol indicates filter alarm.
After replacing the filter, reset the filter timer by pressing the * button on the
control panel for a minimum of 10 seconds.
