Bernina B 570 - Wear-And-Tear-Parts Definition; Non-Hour-Related Parts

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DRAFT – VERSION
9.4 Wear-and-tear-parts definition
Explanations:
• The service life of the machine was defined for household use.
• In the case of intensive use for which the machine was not designed, increased wear-and-tear of parts
cannot be ruled out.
• In order to ensure continuously flawless operation of the sewing and embroidery machine, BERNINA
recommends replacing the parts according to the table (9.4.2
) once the tenth maintenance interval is
reached.
• The customer has a right to the replaced parts, with the exception of the replaced electronic
components, should these be repaired by BERNINA.
• The defined wear-and-tear parts are subject to a charge.
• The maintenance work to be carried out is listed on the Maintenance Checklist.
9.4.1 Non-hour-related parts
Depending upon purpose, handling, climatic conditions and use, the following parts cannot be defined in time
terms, and are therefore to be individually assessed or replaced when signs of wear and tear appear and/or
functionality is impaired:
• Sensors and actuators
• Electronic components
• Display / touch screen
• Sewing light / back lighting
• Lower thread and upper thread sensors
• Regulator spring
• Stitch plate (scratch marks of needle around stitch hole)
• Foot control cable and cable plate
• Cables and wires in general (squashed, interrupted etc.)
• Feed-dog (blunt or worn teeth tips)
• Covers, casings (cracked/worn threaded holes, tears, scratch marks and signs of wear and tear)
• Presser feet (scratch marks, wear)
• Thread cutter
• Blade of automatic thread cutter
• Components of automatic/built-in threading process
• Pressure springs and tension springs
• Thread take-up crank / needle bar drive
• Needle bar and needle bar support