Operation
Operating Instructions 878-M PREMIUM - 02.0 - 02/201834
5.5 Replacing the hook thread bobbin
Fig. 15: Replacing the hook thread bobbin
1. Push up the bobbin housing flap (4).
2. Remove the empty bobbin.
3. Insert a full bobbin (1):
Important: Insert the bobbin (1) with the thread end (2) orient-
ed according to the picture.
4. Thread the thread through the slot (5) and slot (6).
5. Close up the bobbin housing flap (4) and fasten the thread
under the tensioning spring (3).
6. Trim the thread end according to the picture.
WARNING
Risk of injury from needle and moving parts!
Switch off the sewing machine before replacing
the hook thread bobbin.
(1) - Bobbin
(2) - Thread end
(3) - Tensioning spring
(4) - Bobbin housing flap
(5) - Slot
(6) - Slot
①
10
②
③
④
⑤
⑥