TO REMOVE AND REPLACE BOBBIN CASE
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remove bobbin
Positioning
stud
To clean hook raceway,
case as follows —
• Remove throat plate (see page 17) and
open slide plate (see page 14).
• Unlock bobbin case by lifting and pull
ing holder to right as shown.
• Remove bobbin case from machine.
• Remove all lint, fluff, loose thread ends
or any other foreign matter which
might clog the machine. v
• Replace bobbin case so that groove
under, tension spring fits on hook race
way and fork of case straddles positioning stud.
• Push bobbin case holder to left until it snaps down into lock position
• Close bed slide and replace throat plate.
52
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