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HOW TO
INSTATL
THE
LIMIT.SWITCH &
TROUBLE SHOOTING
ATIGIII'
-5/16'x1"x2
HEX
TRAVEL
STOP
LOCKING NUT
NOTE:
New AL-250
is
fitted with
brake
device
To avoid
current-overloading
and
overheating,
never use
it continuously
and
instantly
TROUBLE SHOOTING
1
The
power
feed does
not
work and the power indicator does not
glow.
CHECK:
1)
ll the
power
cord
is plugged
in.
lf
not, plug it
in.
2)
lf the
mains on-off
switch
is
switched
on,
lf
not, switch
it
on.
3)
lf the
circuit-breaker is
set
"on"
lf
not,
set
it
"on"
2. The
power
feed does
not
work and the power indicator does
glow.
CHECK:
1)
lf the carbon brush
is
normal.
lf
not, replace
it
2) lf the
armature
is
normal. lf
not,
replace
it
3) lf
every
jacktype
connector of the
armature
is properly
connected.
lf
not,
reconnect
any connector which is not properly
connected.
3.
The
power
feed can
move
to
only one
direction.
CHECK
if
the
limit-switch
is
normal
1)
lt
is
normal
il
like
"8"
(See
the
fig
'1")
2)
lt
is
abnormal if like
"A".
(See
the
fig.
"1")
Fix
the
limit
Switch.
4.
The limit-switch cannot stop the table from travelling further even after having contact
with the
travel-stop
of the power feed
between
the
power
feed and the
limit-switch.
CHECK
if
the
limit-switch
is
normal
1)
lt
is
normal
if like
"D"
(See
the
lig
"2")
2)
lt
is
abnormal
if
the like
"C"
(See
the
fig.
'2'
)
Fix
the
limit-switch
TWO FAULTY
CONDITIONS
WASHER
WASHER
X
(A)
o
x
(c)
(D)
(B)
LIIVlIT
SWITCH
Fig
1
Fig 2
-3-
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