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KSD
Disconnect the fan from power supply prior to any maintenance and repair operations.
Make sure the rotating parts do not move, Fig. 26-29.
Maintenance means regular cleaning of the fan surfaces of dirt and dust.
Use a dry soft brush or compressed air to remove dust from the metal parts of the fan.
Use a vacuum cleaner to remove dust from sound-insulated surface.
The impeller blades require thorough cleaning every 6 months. First dismantle the air ducts.
Then wipe the impeller blades with a mild detergent solution.
Protect the motor and the control circuit board from water ingress.
In case of any problems with turning on or operating the fan please refer to the
troubleshooting table 4.
It is absolutely forbidden to perform maintenance operations with the fan connected
to power supply.
Store the fan in the manufacturer's original packing box in a dry ventilated premise at
ambient temperatures from +10°C up to + 40°C.
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 fan. Follow the handling requirements applicable for the particular type
of cargo.
The fan 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.
The manufacturer, Ventilation Systems PrJSC, hereby warrants warranty period of the
product for 24 months after the retail sale date provided the user's observance of the
transportation, storage, mounting and operation regulations.
Should any malfunctions occur during the fan operation due to manufacturer's fault during
the warranty period the user is entitled for a an exchange fan.
Contact the Seller for warranty service.
21
MAINTENANCE
DO NOT
STORAGE
REGULATIONS
MANUFACTURER'S
WARRANTY
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