YASKAWA YASNAC 3000G - Page 143

Set
the
MODE
SELECT
switch
to
manual
op¬
eration
mode
(RAPID,
JOG,
HANDLE,
STEP),
and
move
the
tool
out
of
the
position
where
the
trouble
occured.
G.
Repeat
the
step
5
to
complete
all
the
motions
to
the
block
starting
position.
2.
axes
7.
Set
back
the
MODE
SELECT
switch
to
the
automatic
operation
mode
(TAPE,
MEM).
Take
a
correct
action
for
the
trouble.
3.
8.
Depress
the
CYCLE
START
pushbutton
to
re¬
sume
the
operation.
If
BLOCK
RETURN
END
lamps
for
all the
axes
do
not
light
up,
the
CYCLE
START
does
not
function.
Operation
restarts
from
the
block
starting
position.
Turn
on
the
BLOCK
RETURN
switch.
4.
5.
Move
the
tool
manually
on an
axis
to
the
start¬
ing
position
of
the
block
in
which
a
trouble
is
found.
The
axis
stops
automatically
when
it
reaches
the
block
starting
position
and
BLOCK
RETURN
END
lamp
for
the
axis
lights
up.
9.
After
the
machine
starts
by
CYCLE
START
pushbutton,
turn
off
the
BLOCK
RETURN
switch
.
'
BY
MANUAL
TROUBLE
.
,
OCCURED.
OPERATION
S’
BLOCK
"RETURN
STARTING
POINT
/
ON
Fig.
6.
2.2.
t
JOG
BLOCK
RETURN
END
X Y
Z
4
a
a
a
a
CYCLE
FEED
START
HOLD
L
1
_L
J
T
on
BLOCK
RETURN
<§>
OFF
Fig.
6.
2.2. 2
NOTES:
-
Be
careful
to
follow
the
steps
8
and
9
orderly.
Depress
the
CYCLE
START
pushbutton
after
turning
off
the
BLOCK
RETURN
switch
causes
the
program
execution
to
process
the
remains
of
the
block
at
the
time
when
trouble
occurs.
•
Depressing
the
RESET
key
during
Block
Return
;'
cancels
the
Block
Return
function.
•
It
is
not
possible
to
change
the
data
in
the
block
which
is
to
be
executed
by
Block
Return,
be¬
cause
the data
has
been
stored
in
active
regis¬
ter.
136
-