JUKI AKANE MO-3000QVP Instruction Manual page 45

Trouble shooting guide
Problem
Motor abnormal- • Noise is heard.
ities • Motor does not turn at all.
• Sparks are abnormally large.
Needle eye- • The "
let cannot be er is not aligned with the "
threaded handwheel.
Upper and lower • When the handwheel is not fixed.
loopers cannot
be threaded • When the thread is not inserted into the bot-
tom of the threading hole.
• When the thread is not slacked before the
threading hole.
• When the thread is caught somewhere in the
thread path.
• When the pipe is clogged with lint.
Cause
" marking on the side of the front cov-
" marking on the
Solution
• Replace the carbon brush with a new
one.
(Note) Contact your distributor to ask
for the replacement of the carbon
brush.
• Turn the handwheel to align the "
marking on it with the "
the side of the front cover.
• Raise the threading changeover lever
and turn the handwheel to fix it.
• Insert the thread into the threading hole
by 1 to 2 cm.
• Slack the thread before the threading
hole.
• Remove the thread from the location
where it has been caught.
• Thread the loopers by means of the
looper threader supplied in the acces-
sory bag to remove the lint in the pipe.
Page
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" 29,30
" marking on
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25,27
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