Hook And Feed Timing - ELNA 6004 Service Manual

Elna International Corps. SA
A regular needie B #14 should be used for this adjustment. Select pattern 10. Turn thé
handwheel toward you to position thé needie bar from its lowest position, moving up
approximately 2,30 mm to 2,60 mm. At this position, the tip of the hook should meet the right
side of the needie.
1. Remove thé needie plate and thé bobbin holder
2. Turn on the power switch and select pattern 10
3. Remove thé top cover, belt cover and bed cover. (See pages 1, 2 and 3)
4. Turn the handwheel toward you and set the needle bar to its lowest position
5. In this condition, the peg C on thé feed lifting cam should be in its lowest position
If not.
Loosen the set screws A of upper shaft belt wheel. With the needie bar in its lowest position,
hold the handwheel in place while turning the upper shaft belt wheel to position the peg C on
the feed lifting cam in its lowest position.
Tighten the set screws A of upper shaft belt wheel.
6. Set the needle bar to its lowest position, fit the timing gauge 101360 in contact with the
needle bar cradle, then loosen one of the lower shaft hook gear screw D.
7. Turn the balance wheel slowly forwards until the gauge butts. In this position, the hook
should be between the 2 positions illustrated
8. Unscrew the second screw of lower shaft hook gear and adjust the position of the hook.
9. Tighten the screws D, turn balance wheel several times and recheck the timing and refit the
machine.
6004

HOOK AND FEED TIMING

Page 08
Service manual