SINGER W166 - Manual (Page 30)

28
TROUBLE CHARTS
Trouble
If machines
bind
Probable Cause
Thread or lint in race way
Correction
L- With take-up lever in highest position, tilt
head back on hinges and remove hohljin
case.
NOTCH n*CE
BOBBIN
CASE BOBBIN
RACE COVER CLAMPS
2. - Turn clamps downward and remove r:icc
cover.
3. - Remove hook.
4. Clean thread and lint from all parts, including
race.
5. - Run a drop of oil along rim of hook.
6. - Replace hook, then race cover. Snap clamps
into place.
7. Grasp threaded bobbin case by latch iuid
replace, fitting tongue into notch of race
cover.