Basic of Disassembly
2 - 15
Needle threading mechanism
Basic of
Disassembly
Basic of
Disassembly
1 Removal of Thread tension dial assembly
1. Remove the spring (XF3522) from the tension control holder assy of thread tension dial assembly and
the zigzag connecting rod.
2. Remove the two screws (taptite, bind S M4X10) to remove the thread tension dial assembly from the
arm bed.
→Refer to 3 - 20 Disassembly of Thread tension dial assembly.
Taptite, Bind S M4X10
Spring (XF3522)
Spring (XF3522)
Taptite, bind S M4X10
Thread tension dial assembly
Tension control holder assy
Zigzag connecting rod