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Problem
When switching on the
ventilator, the fan does not
start.
Circuit breaker tripping
during the ventilation unit
start-up.
Low air flow.
Noise, vibration.
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 to + 40 °C 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.
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POSSIBLE REASONS AND TROUBLESHOOTING
Possible reasons
No power supply.
The motor is jammed, the impeller blades are
soiled.
Overcurrent as a result of short circuit in the
electric line.
Low set fan speed.
The filters, the fan or the regenerator are clogged.
The impeller is clogged.
Loose screw connection of the unit casing or the
outer ventilation hood.
Troubleshooting
Make sure the power supply line is connected
correctly, otherwise troubleshoot the connection
error.
Turn the ventilator off. Troubleshoot the motor jam
and impeller clogging. Clean the blades. Turn the
ventilator on.
Turn the ventilator off.
Contact the Seller for further information.
Set higher speed.
Clean or replace the filter. Clean the fan and the
heat exchanger.
Clean the impeller.
Tighten the screws of the ventilator or the outer
ventilation hood.
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