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POSSIBLE FAULTS AND TROUBLESHOOTING
Fault
Possible reasons
Fault handling
The fan does not start
up during start-up of
the ventilator.
No power supply.
Make sure that the ventilator is properly connected to
power mains and make any corrections, if necessary.
Motor is jammed, the impeller blades are clogged.
Turn the ventilator off. Troubleshoot the motor jam and
the impeller clogging. Clean the blades. Restart the
ventilator.
Circuit breaker tripping
during the ventilator
start-up.
Overcurrent as a result of short circuit in the electric
circuit.
Turn the ventilator off.
Contact the Seller for further information.
Low air flow.
Low set fan speed.
Set higher speed.
The filter, the fan or the regenerator is soiled.
Clean or replace the filter. Clean the fan and the
regenerator.
High noise, vibration.
The impeller is soiled.
Clean the impeller.
Loose screw connection of the ventilator casing or the
outer ventilation hood.
Tighten the screws of the ventilator or the outer
ventilation hood.
Store the unit in the manufacturer's original packing box in a dry ventilated premise at ambient temperatures from +5 °C ( +41 °F) up to +40 °C (104 °F).
Storage environment must not contain aggressive vapours 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 packing by any mode of transport provided proper protection against precipitation and mechanical damage.
Avoid sharp blows, scratches or rough handling during loading and unloading.
STORAGE AND TRANSPORTATION REGULATIONS
TROUBLESHOOTING
Summary of Contents for TwinFresh Comfo RA-50
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