Removing Bobbin Case; Replacing Bobbin - KONWA KW-505 Instruction Manual & Parts List

3. REMOVING BOBBIN CASE

Turn the balance wheel towards you until the needle bar is raised to its highest (Fig. 4-1).
Then draws the bed slide open (Fig. 4-2) and pull out the latch lid of the bobbin case with
the thumb and the fore finger of the left hand (Fig. 5-1) and take out the bobbin case.
Fig. 4 Fig. 5

4. REPLACING BOBBIN

Insert the fully wound bobbin into the bobbin case (Fig. 6). Allow the free end of thread t
pass through the slot and under the tension spring leaf until it enters into the delivery eye.
Leaving the end of thread about 7cm, to hang free (Fig. 8)
Fig. 6 Fig. 7 Fig. 8
5. REPLACING BOBBIN CASE INTO THE SHUTTLE RACE
Turn the balance wheel towards you until the needle bar is raised to its highest. Draw
opens the slid. Hold up the bobbin case by the latch, place it onto the center stud of the
shuttle (Fig. 9-1), allowing the position finger of the bobbin case to set into the notch at
the top of the shuttle race as shown in Fig. 9-2.
Fig. 9