www.blaubergventilatoren.de
vento eco(2) a50-4 Pro
16
STORAGE AND TRANSPORTATION REGULATIONS
• Store the unit in the manufacturer’s original packaging box in a dry closed ventilated premise with temperature range
from +5 °C (+41 °F) to + 40 °C (+104 °F) and relative humidity up to 70 %.
• Storage environment must not contain aggressive vapors and chemical mixtures provoking corrosion, insulation, and sealing
deformation.
• Use suitable hoist machinery for handling and storage operations to prevent possible damage to the unit.
• Follow the handling requirements applicable for the particular type of cargo.
• The unit can be carried in the original packaging by any mode of transport provided proper protection against precipitation and
mechanical damage. The unit must be transported only in the working position.
• Avoid sharp blows, scratches, or rough handling during loading and unloading.
• Prior to the initial power-up after transportation at low temperatures, allow the unit to warm up at operating temperature for at
least 3-4 hours.
TROUBLESHOOTING
Possible faults and troubleshooting
Problem
Possible reasons
Troubleshooting
The fan does not start up
during the ventilator start-up.
The control panel displays
no information and does
not respond to the button
pressing.
No power supply.
Contact a qualified electrician to check mains
connection and eliminate a connection error if
there is one.
The control panel displays an
alarm indicator
.
The motor is jammed, the impeller blades are
clogged.
Turn the ventilator off. Clean the impeller to
troubleshoot the motor jam. Restart the ventilator.
Communication loss in connecting cable
between the fan motor and the control panel.
Turn the ventilator off. Contact the Seller for further
information.
The control panel displays filter
replacement indicator
.
The filter usage time has elapsed.
Description of the filter cleaning procedure, see
page 15.
Circuit breaker tripping during
the ventilation unit start-up.
Overcurrent as a result of short circuit in the
electric line.
Turn the ventilator off. Contact the Seller for further
information.
Low air flow.
Low set fan speed.
Set higher speed.
The filters, the fan or the regenerator are
clogged.
Clean or replace the filter. Clean the fan and the
heat exchanger.
Noise, vibration.
The impeller is clogged.
Clean the impeller.