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Komfort ERV EC DB S14
Summer cooling mode:
Press once a respective touch button.
The pressed touch button is highlighted. The bypass damper is opened and the unit starts operation in the summer
cooling mode.
Each consistent pressing will change the unit status and will be saved in the unit memory.
Filter maintenance:
After elapsing the set filter replacement period the respective indicator is highlighted to indicate the need of the filter
cleaning or replacement.
To reset the motor meter after replacement or cleaning of the filters press and hold the filter replacement indicator
5 seconds. After resetting the motor meter the filter replacement indicator goes down.
To set the filter replacement periodicity using the software follow the filter maintenance description.
Alarm:
The alarm indicator is highlighted in case of alarm.
To reset the alarm follow the troubleshooting table.
DISCONNECT THE UNIT FROM POWER MAINS PRIOR TO ANY MAINTENANCE OPERATIONS.
THE CONTROL UNIT MAINTENANCE MUST BE PERFORMED BY AN EXPERT QUALIFIED FOR UNASSISTED
OPERATIONS WITH ELECTRICAL INSTALLATIONS WITH THE VOLTAGE UP TO 1000 V AFTER CAREFUL
READING OF THE USER’S MANUAL.
Maintenance operations of the unit are required 3–4 times per year. Maintenance includes
regular cleaning and the following operations:
1. Filter maintenance (3–4 times per year).
Contaminated filters increase air resistance in the system and reduce supply air volume.
The filters require cleaning not less than 3–4 times per year.
To replace the filters remove the access door on the service panel and remove the contaminated
filters. Then install the new filters and fasten the access door in the reverse order.
Contact the unit Seller to purchase new filters.
2. Heat exchanger maintenance (once per year).
Some dust may accumulate on the heat exchanger even in case of regular maintenance of
the filters.
To maintain the high heat exchange efficiency, clean the heat exchanger regularly using a
vacuum cleaner narrow nozzle.
To replace the heat exchanger remove the access door on the service panel and remove the
contaminated heat exchanger.
MAINTENANCE
