Vents VKM 100, Руководство пользователя, Страница: 9 / 12

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POSSIBLE MALFUNCTIONS AND TROUBLESHOOTING
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 ˚С up to +40 ˚С 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.
PROBLEM POSSIBLE REASONS TROUBLESHOOTING
When switching on the unit the
fan does not start.
No power supply. Check the electrical connections and the power switch status.
Motor jamming.
Turn off the fan. Troubleshoot the impeller jamming. Restart the
fan.
Circuit breaker tripping during the
fan start.
The automatic circuit breaker is
triggered by an abnormally high current
consumption due to a short circuit.
Disconnect the fan from power mains and contact the Seller.
Do not turn on the fan again!
Low air flow.
Clogging of air ducts or other ventilation
system elements. Impeller clogging.
Damaged air ducts. Air damper closure.
Clean the air ducts and other ventilation system elements as
well as the impeller. Check the air ducts for damage. Make sure
the air dampers and louvre shutters are open.