Bernina deco 330 - Changing Thread Tension Unit

16
Deco 330
Changing Thread Tension Unit
Toremove:
1Removethefrontcover unit. (See page 6)
2Remove Screws (A) 1 , (B)
2
,andremove the
thread tension unit.
Toattach:
3 Followtheaboveprocedureinreverse.
Note: After the replacement, adjust “Thread Tension
Release Machanism” and Solenoid.
Screw(A)
2
Screw(B)
Replacing the thread tension unit
1
2
1