Brother KE-430D - Thread Wiper Mechanism

4-4. Thread wiper mechanism
When the work clamp pulse motor is turned off, the
thread
wiper operates in the opposite direction.
KE-430D, BE-438D
4. MECHANICAL DESCRIPTIONS
6
4508Q
1. Work clamp pulse motor
2. Gear
3. Cam gear
4. Cam shaft
5. Thread wiper cam
6. Driving lever
7. Wiper rod
8. Connecting plate
9. Wiper
27
From the library of: Superior Sewing Machine & Supply LLC