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TwinFresh Easy
www.ventilation-system.com
TECHNICAL MAINTENANCE
DISCONNECT THE UNIT FROM POWER SUPPLY BEFORE
ANY MAINTENANCE OPERATIONS!
Maintenance of the ventilator consists in regular cleaning of the surfaces of dust and cleaning or replacement of the filters. To access
the main serviced units follow the next steps:
Remove the front panel of the indoor unit, disconnect the connector and pull the cord to remove the cartridge from the air duct.
Remove the filters from the cartridge.
Clean the filters according to clogging degree, but at least once in 3 months.
• After completion of the filter timer countdown (90 days) the control panel displays the filter replacement indicator
.
• Wash the filters and let those dry out completely. Install the dry filters in the air duct.
• Vacuum cleaning is allowed.
• To reset the filter servicing timer press and hold the
button for 4-5 seconds.
• The filter rated service life is 3 years.
• Contact the Seller for new filters to the ventilator.
Even regular technical maintenance may not completely prevent
dust accumulation on the regenerator and the fan.
• Clean the regenerator regularly to ensure its high heat recovery
efficiency.
• Clean the regenerator with a vacuum cleaner at least once in
a year.
