Thread Take-Up Spring Height; Thread Take-Up Spring Tension; Adjusting Arm Thread Guide - Brother HE-800C Instruction Manual

4-5-3. Thread take-up spring height

4-5-4. Thread take-up spring tension

Weaker

4-5-5. Adjusting arm thread guide

0.5mm
Stronger
Index mark
Loosen the set screw (1), and turn the entire thread
tension adjuster to adjust the thread take-up spring height
to between 4 - 6 mm in accordance with the material to be
sewn.
3958Q
4777M
Turn the thread tension stud (1) to adjust the thread
take-up spring tension to between approximately 0.1 - 0.2
N in accordance with the material to be sewn.
The standard position of arm thread guide (1) is when the
screw (2) is aligned with the index mark.
The standard position for the arm thread guide (3) is when
the clearance between it and the screw (4) is 0.5 mm as
shown in the illustration.
3960Q
HE-800C
4. PREPARATION BEFORE SEWING
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