HappyJapan HCD2-1501-40, Руководство по обслуживанию

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54
3-3-7
Exchange of needle bar, needle bar spring, cushion and pressure foot block
1. Refering to [3-2-11 Exchange of
pressure foot
],
remove pressure foot.
2. Loosen screw on needle bar boss.
3. Take off “Needle bar boss”.
At this time, remove pressure foot spring (lower),
pressure foot block, cushion and needle bar boss.
4. Set good parts to needle bar.
At this time, if insert extra needle bar from under, you
can work more easily.
<Caution> Care to insert direction for “Pressure foot” and
“Pressure foot boss”.
Pressure foot block
Check shape of direction.
Cushion
Needle bar boss