These states come from the cited public evidence, not from model-code patterns. Unknown is never treated as incompatible.
Bobbin
Reviewed — not established
Core system: Reviewed — not established
Compatible items: None established in current public evidence
The manual includes bobbin handling and replacement-item listings but no reviewed core bobbin class or non-substitution statement.
none · 0 relationships · 0 cited system traits
Needle
Reviewed — not established
Core system: Reviewed — not established
Compatible items: None established in current public evidence
The manual contains fabric-conditional needle guidance but no universal needle-system or type answer.
none · 0 relationships · 0 cited system traits
Presser foot
answered
Core system: snap_on_holder_pin_groove
Compatible items: None established in current public evidence
The manual directly states a snap-on holder interface using a foot pin and holder groove; no shank height or broader ecosystem is inferred.
system · 0 relationships · 1 cited system traits
View Presser foot evidence · 1 citation
Press the red button on the back of the foot holder,. The
presser foot wilt drop off,
[] Place the selected presser foot so the pin on the foot
lies just under the groove of the foot holder, Lower the
@___/presser bar to lock the foot in place
Unknown is not incompatible. A missing answer means the current official evidence does not support one yet.
Specifications
Documented machine facts
presser foot
presser foot mount
snap_on_holder_pin_groove
View source evidence · 1 citation
Press the red button on the back of the foot holder,. The
presser foot wilt drop off,
[] Place the selected presser foot so the pin on the foot
lies just under the groove of the foot holder, Lower the
@___/presser bar to lock the foot in place