Singer Quantum - Performance Checklist and Troubleshooting

PROBLEM
0AUSE
PROBLEM
CAUSE
Is machine
connected
to electrical
supply?
Is bobbin
correctly wound?
Needle does
nc oe
Is
power and
lhght switch
on?
Loe
hedbek
Is bobbin
correctly inserled
in
Iscontroller
connected?
bobbin
case'
Is air supply
from
controller clear?
Is bobbin
case correctly
threaded?
Is needle
defective?
Is
machine property
threaded?
Needle
moves
but Stitch
is Is needle
fully inserted
into needle
clamp?
Ske
sttce
Is labric
firmly held
down?
not fornmed
Are
bobbin and
needle correctly
threaded?
IP
csIs
needle
correct style
and size?
Is bobbin
correctly
inserted
into bobbin
ease?
Is needle straight
and
sharp?
Is neede
straight
and sharp?
Fabric doe
no5oe
i
presser toot
correctly
attached to
macine?
Is needle
correct size?
prpryuI[pesrfo
s presser
foot towered'
Needle breaks
Is
needle fully
inserted
into needle
clamp?
P~Ytne
otIs
stitch length
,orrectly
set'
Are controls
properly
set?
Needle
Treader
Does Nov
Is needle in
the highest
podiion?
Are accessories
correct
[or application?
Thread
Is needle fully
inserted
into needle
clamp?
Is thread
unwinding
freely from
spool?
Bobbn
wndig
dffiultis
I s~pe lat
in ropr psitonFOR*
SEST
PERFORMANCE,
PURCHASE
ONLY OENUINE
SINGER ACCESSORIES
AND
REPLACEMENT
F'AF:IS
Is thread
end securely
held at
start of wind?
Is machine
properly threadedi?
Is thread
freely unwindint
from
spool?
Is proper
size spool
cap being
used?
Upper
thread breaks
Is needle
correct
size for thread?
ls upper
thread lensiorn
too tight?
Is bobbin
case
properly inserted?
Is bobbin
rim tree
of nictks?
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