The Timing Of Take-Up Lever In Relation To The Hook - Singer Futura Quartet FQ-4 Service Manual

17. The Timing of take-up lever in relation to the hook

Checking
1. Thread through thread guide of take-up lever and then move the take-up lever to the position where tip of
the lever may catch thread.
2. Remove needle plate and bobbin case
3. At the position of take-up lever above, check to see if portion (A) of hook is located approx 1-1.5 mm
from the spring plate of bobbin case stopper (B).
Note! The needle bar should be in its upper turning position.
Adjustment
1. Remove front cover.
2. Loosen two hex screws on main shaft gear () which is engaged with take-up operating gear (B).
3. Set the hook to its setting position (A) then should the needle bar be its in its upper turning position.
4. While inserting screw driver into accessible hex screw, turn main shaft in either way to get correct timing
of take-up lever to shuttle
4. Tighten 2 screws securely after adjustment.
Note: Gear D is fi xed by collar F and E. If collar B is adjusted, make sure gear D must be tightened securely.
A
F
22 Singer Futura XL-400 , FQ-4
Take up lever
Top thread
A
D E
Take up lever thread guide
B
1-1.5 mm
E
B