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Troubleshooting
9.5
Troubles
The
power LED
is not
on.
"lE'' displayed
"2E"
displayed
"3£" displayed
"4E"
displayed
The
motor
does
not
run.
"5E"
displayed
"6E"
displayed
"7E"
displayed le is
Check points
Make sure that
the power
cord
is
correctly
plugged.
Check
that
the fuse is
blown.
Make sure
chat
the
power
switch
is
properly
working.
Check
that
the
motor
cord
is
plugged
in proper
condition.
Make sure
in the
maintenance
mode
that
the "He" for
hall
sensor
check is in proper
condition.
Check
chat the
collet chuck
opened.
Check if
the
unit
has
been
excesisvely
used under the
condition
of
too
high load.
Make
sure chat the
supply
power
is
AC200-240V,
50/60Hz.
Check
if the unit has been
excesisvely
used und er
the
condition
of too
high load.
Check if indoor
temperature is
too worm in
a
work place with
the
control
unit.
Make
sure
that
the
temperature
sensor
is in
good
condition.
Check
if the
callee chuck
is
opened.
Check
if the motor
handpiece
shaft
is
rotated
by
fin
gers.
necessary
to
resupply
the
power.
Corrective actions
Correctly plug the power
Replace
with a
recommended fuse.
the fuse is still blown
Repair if
the
power switch
Correctly plug
the motor cord.
same error is continuously
replace
the
motor
If
any trouble
is
found,
that
either
the
motor cord
the motor
sensor
is troubled. Repair
If
is
opened,
close the collet chuck.
same
error
is
still
displayed, then
Restart running
the
it
stopped for about
same
error
is
still
displayed,
Check
if the unit is
while the
specified
power
If the
same error
keeps being
displayed,
repair
it.
Restart
running the unit
it stopped for
about
same error
is
still
displayed,
If
too worm,
movethe
a
location
with the
indoor temper ature
of 0-4 0' C.
If
troubled,
repair
sensor.
If
opened,
tighten it
chuck
handle.
If not
rotated
while
han dpiecespin
dle is
repair it.
If the
same error
is
repair it.
marathon
/Jt«.tt1600
cord.
If
again,
then repair it.
is troubled.
If
the
displayed,
cord.
it is possible
is
broken or
it.
If
the
repair it.
unit
after
keeping
If
10
minutes.
the
repair
it.
properly
running
is
supp
lied.
after
keeping
IO min utes.If
the
repair it.
control unit
to
the
temp
erature
by
turning the
closed,
the
motor
troubled.
Then,
still displayed,
024 - 025
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