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KOMFOrt EC S(B)200/250(-E)
19
5. Technical maintenance of air duct system (every 5 years).
Even regular fulfilling of all the prescribed above maintenance operations may not completely prevent dirt accumulation in the air ducts
which reduces the unit capacity. Duct maintenance means regular cleaning or replacement.
6. Control unit maintenance (if necessary).
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.
TROUBLESHOOTING
IF UNIDENTIFIED NOISES OR ODOURS SHOULD ARISE AND IN CASE OF DEFORMATION
OF ELEMENTS, VIBRATION, TERMINATION OF AIR SUPPLY/EXTRACTION OR REDUCED
SYSTEM PERFORMANCE, IMMEDIATELY DISCONNECT THE UNIT FROM POWER SUPPLY
AND CONTACT THE SELLER FOR THE VENTILATION SYSTEM DIAGNOSTICS
DIAGNOSTICS MUST BE CARRIED OUT BY QUALIFIED SPECIALISTS
POSSIBLE REASONS AND TROUBLESHOOTING
Problem
Possible reasons
Troubleshooting
The fan(s) does not start
when the unit is on.
No power supply.
Make sure the power supply line is connected correctly,
otherwise troubleshoot the connection error.
The mode in which the fans are turned off is set.
Change the mode with the help of the control panel.
Low air flow.
Low set fan speed.
Set higher speed.
The filters and the fans are clogged, the heat exchanger
is clogged.
Clean or replace the filters, clean the fans and the heat
exchanger.
Ventilation system elements (air ducts, diffusers, louver
shutters, grilles) are clogged, damaged, or closed.
Clean or replace the ventilation system elements, such as air
ducts, diffusers, louver shutters, grilles.
Cold supply air.
The extract filter is soiled.
Clean or replace the extract filter.
Noise, vibration.
The fan or casing screw connection is loose.
Tighten the screw connection of the fans or the casing.
No anti-vibration connectors on air duct pipe flanges.
Install anti-vibration connectors.
Water leakage
(only for the
KOMFORT EC S(B)200/250
units)
The drainage system is soiled, damaged, or installed
incorrectly.
Clean the drain line. Check the drain line slope angle. Make
sure that the U-trap is filled with water and the drain pipes
are frost protected.
If troubleshooting steps have failed, contact the Seller of the product.
In case of faults not described in the table, contact the Seller for further information.
Содержание KOMFORT EC S200
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