Operating instructions

6.6 Changing the looper-thread bobbin

Caution: danger of injury

Turn off the main switch.

The looper-thread bobbin may only be changed with the machine

switched off.

Removing the empty bobbin

–

Raise the needle bar.

–

Lift the bobbin-housing flap 1.

–

Extract the upper part of the bobbin housing 2 together with the

bobbin 6.

–

Remove the empty bobbin from the upper part of the bobbin

housing 2.

Inserting the full bobbin

–

Insert the full bobbin in the upper part of the bobbin housing 2.

Check the bobbin’s direction of rotation.

This is correct if the bobbin rotates in the opposite direction to that

in which the thread is drawn off.

–

Pull the looper thread through the slit 4, under the tension spring 3

and into the hole 5.

–

Pull about 5 cm of looper thread out of the bobbin housing 2.

When the thread is drawn off the bobbin must turn in the direction

of the arrow.

–

Replace the bobbin housing 2.

–

Close the bobbin-housing flap 1.

Danger of breakage !

Press firmly on the bobbin housing and make sure it is properly locked

into position.