Salda KF T120 Series, Монтаж и инструкция по установке

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14 | EN KF T120_KF T120 EC v2019.04
CLEANING THE EQUIPMENT
• Do not use metal brushes and other pointed or sharp objects.
• Do not use high pressure cleaning devices.
• When cleaning fan, do not bend it’s impellers .
• When cleaning the fan use a chemically harmful , alkaline detergent .
• When cleaning the impeller be careful not to balance set weight.
• The fan must be cleaned at least twice a year , depending on the contamination.
Regular cleaning of the fan prevents its imbalance.
CHANGING OF THE REPLACEMENT UNIT
• Remove all accessories from the electrical connection box located on the fan door .
• Remove the two screws on the door opening and the four hinge screws holding them . Only then you will be able to replace the fan assembly .
• Remove the roof .
• Collecting reverse course
FAULTS, THEIR REMOVAL, TROUBLESHOOTING
Problam Possible causes Corrective measures
Fan doesn’t operate smoothly
Impeller’s imbalance Rebalance ant the specialized company
Adhesions on the impeller Clean carefully, rebalance, if necessary
Material decomposition on the impeller due to
aggressive material conveyed
Contact the manufacturer or its representative
Wrong direction of rotation of impeller Contact the manufacturer or its representative
Deformation of impeller due to excessive tem -
perature
Contact the manufacturer or its representa-
tive. Install new impeller. Check mounting
Air output of the fan is too low
Excessive pressure losses in the ducting Change the ducting routing
Airflow regulators are not or only partly opened Check the opening position
Intake or exhaust air ducts are blocked Remove the blocking
Grinding sounds when starting or operating
the fan
Intake line is strained Loosen intake line and realign
Thermal contacts or resistors have triggered Motor blocked Contact the manufacturer or its representative
Fan can’t reach nominal speed
Regulating devices are not adjusted properly Check if control device is adjusted correctly
Defective motor winding Contact the manufacturer or its representative