Alfa Network 233 - Trouble Chart

34
TROUBLE
CHART
Trouble
Probable
Cause
Correction
If
machine
jams
Thread
or
lint in race
way
1. With
take
up lever
in
highest
position,
tilt
head
back
on hinges
and
remove
bobbin case.
BOBBIN
BOBI
NOTCH
RACE
CASE
LATCH
PACE COE
OKCLAMPS
2. Turn
clamps downward
and remove
race 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.
Hold threaded
bobbin case
by latch
and
replace,
fitting
finger
into notch
of race
cover.