Dantherm VentR Installation And Service Manual page 20

6. Service and maintenance
The Vent unit must be stopped on the breaker contact on the control panel and then on the main/service
switch on the Vent unit itself before carrying out any service. Do not open the inspection doors before the
In general service has to be carried out at following intervals:
Component
Filter
Rotary heat exchanger Inspection of rotor, cleaning if
Cross flow heat
exchanger
Fan
6.1 Filter
If the automatic filter guard is activated in the control system, the filter has to be changed when the filter-
warning lamp is on. If the automatic filter guard is not activated, filters have to be checked and perhaps
replaced every 6 month.
Always replace filters with another filter of the same quality, i.e. filter class F7 on the fresh air side
and filter class F5 on the exhaust air side.
To replace filters, proceed as follows:

Open the filter inspection doors

Open the eccentric clamping mechanism using the blue handles at top and bottom
on the filters. Pull out the filters.

The filter module can be cleaned on the inside with a vacuum cleaner if it is dirty.

Insert new filters. Check that the vertical frames of each filter have a seal.

Squeeze the filters slightly and close the eccentric clamping mechanism using the
blue handles.
Installation and service manual
Version 2.5
fans have stopped completely!
Every 6 month
Inspection, replacing, if necessary
necessary
Inspection of heat exchanger,
cleaning if necessary
-
Every 12 month
Inspection, replacing, if necessary
Cleaning of rotor
Inspection of sealing
Inspection of drive
Cleaning of heat exchanger.
Inspection of by-pass damper
Cleaning of running wheel
Checking up on imbalance
20
Section
6.1
6.2
6.3
6.4