CLINTON INDUSTRIES 199 Manual de serviço - Página 7
Procurar online ou descarregar pdf Manual de serviço para Aparador CLINTON INDUSTRIES 199. CLINTON INDUSTRIES 199 16 páginas.
Imprimir páginaVI.TROUBLESHOOTING
PROBLEM
Needle thread not cut.
Bobbin thread is cut
Both threads not cut not
picked up
Both threads picked up not
cut
Needle thread cut short
Long tail left on top side at
start of sewing
Bobbin thread is cut short
PROBABLE CAUSE
Positioner solenoid binding
Movable blade missed needle
loop
Binds in trimmer linkage
Defective movable blade
Water in air lines
Defective solenoid air valve or air
cylinder
Defective needle positioner logic
Binds in trimmer linkage
Defective movable or stationary
blade
Stroke misadjusted failing to
reach cutting position
Pulloff cylinder improperly
adjusted
Wiper not operating or incorrectly
positioned causing thread to be
trapped under foot
Bobbin tension too tight
Bobbin thread slipped out of hook
on case
Bobbin case without hook being
used
- 5 -
ML199-10
CORRECTIVE ACTION
Remove bind
Check synchronizer timing
to see that trimmer is fired
at correct time
Locate and remove bind.
A light bind would slow it
enough to miss needle
loop
Replace
Check filter. Remove
water from air lines
Repair or replace
Repair logic
Locate and remove bind
Replace
Readjust
Readjust
Repair or reposition thread
wiper as required
Lossen bobbin tension as
much as possible
Run bobbin thread
through hook
Replace with correct
bobbin case