Application of
Assembly
3 - 157
Needle-presser module
Application o
f
Assembly
Application of
Assembly
6
Attachment of Threader hook assy
1. Set the spring (XC9616) to the thread guide assy, and assemble the threader hook assy, link A assy,
link B and thread guide assy.
*Key point
• Assemble the threader hook assy so that a triangle is formed.
2. Align the shaft hole of threader hook assy with the pin of needle threader shaft A of needle bar
supporter assy, attach the threader hook assy to the needle threader shaft A, and then hang the hook
part of spring on the thread guide assy. Attach the retaining ring E2.5 to the needle threader shaft A.
SPRING (XC9616)
Link B
Thread guide assy
Spring (XC9616)
Needle threader shaft A
Link A assy
Threader hook assy
Retaining ring E2.5
Spring
Hook part
Thread guide assy
Pin
Summary of Contents for BLDY
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