marathon
/llutti6oo
"SE" displayed
The
foot pedal does
not
work.
The knee
control panel
does not work properly.
The motor
handpiece
is
overheated
while
in
operation.
The
motor
handpiece
is
excesisvely
vibrat ed and
with
serious noise.
The test bur/polishing
point is
released.
Check if
the
motor
keeps
running even
after
turning
off
the
run
switch.
Make sure rhar
the
foot
pedal
cord
is
properly plugged.
Check
if the
auto
cruise
switch
LED
is
on.
Make
sure
in
the
maintenance
mode
char the
"Fe"
for
the
foot
pedal
check
is
appropriate.
Make sure
in
the maintenance
mode
that the "nc"
for
the
knee
control panel is proper.
The ball
bearin gs
are defective.
Make
sure
that the
collet
chuck
is
free from dirt.
Check
if the
specified
test
bur/
polishing point
is used.
Check
if
the test
bur/polishing
point
is
bent.
Make
sure
that
the
ball
beating
is in
good
condition.
Check if
the
collet
chuck
is
loose.
Turn
off
and then
on
again the power.
If
the
same error
is
still
displayed,
repair it.
Plug the foot
pedal cord
correctly.
If
not turned
on, then repair
If the pedal
is
defective,
repair or
replace
with
new
one.
If the knee control
panel is not
working properly,
resetit in
If
magnet sensor
reset mode.
same
error
is
still
displayed,
repair
the
control unit.
Repair
the motor
handpie
ce.
Thoroughly
clean
the caller
disasembled.
For
high
speed, use
the
specified
test
bur/polishing
point
only.
Replace with
new
one.
Repair
the
motor
handpiece.
Ifl
oose,
tighten the
collet
it.
the
the
then
chuck
after
chuck.