Kemper KemJet Betriebsanleitung Seite 123

• The manufacturing date can be seen on the 1st to the 4th digit of the
serial number, e.g.: 203700641
• In this case, these digits are 2037,
20 indicates the production year = 2020
37 indicates the production week = week 37
Please refer to the "Maintenance" chapter for instructions on re-tightening
the belt drive.
Maintenance work must be recorded in the maintenance schedule.
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