Adjusting The Thread Keeper - ELNA eXpressive 970 Service Manual

Thread keeper solenoid
2 mm thick gauge
Thread keeper rod
Thread keeper
Setscrew (B)

Adjusting the Thread Keeper

Gauge bobbin
Setscrews (A)
Gauge bobbin
Spacer
Stopper
1. Insert the gauge bobbin (a 1.6 mm thick spacer stuck
on it) into the bobbin case and insert the bobbin case
into the hook.
2. Loosen the two setscrews (A) and insert a 2 mm thick
gauge between the frame of the solenoid and washer
on the plunger.
3. Slide the solenoid in the direction of the arrow until the
tips of the thread keeper touch the 1.6 mm spacer on
the bobbin.
Tighten the two setscrews (A) securely.
NOTE:
The clearance between the bobbin and the tips of the
thread keeper should be 1.4 – 1.8 mm.
4. Loosen the setscrew (B) and move and press the
stopper against the thread keeper rod.
Remove the 2 mm thick gauge and push the thread
keeper toward the bobbin to check if the tips of the
thread keeper touches the 1.6 mm thick spacer on the
bobbin.
5. Tighten the setscrew (B) securely.
6. Attach the needle plate.
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