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8. Inspection and maintenance
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the opener.
Warranty conditions
Warranty
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of the opener, nor for the improper maintenance of the opener and accessories, nor for the improper maintenance of the door and its counterbal-
Duration of the warranty
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Requirements
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Performance
undertake, at our option, to replace the defective goods free of charge with defect-free goods, to repair or to compensate for a reduced value.
• improper installation and connection
• improper commissioning and operation
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• mechanical damage due to accident, fall or impact
• negligent or willful destruction
• normal wear and tear or lack of maintenance
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• use of parts of foreign origin
• removal or obscuring of the serial number
• removing or cutting the power cord