YASKAWA YASNAC i80 Maintenance Manual page 128

TROUBLESHOOTING WITHOUT ALARM CODES (cent'd)
4.3
Cause o
Trouble
Rapid
For 6 steps specifications
override
not inpu
Input Status
R O V 4 R O V 2 R O V 1
0
1
0
o
o 0
Param-
eters no
pm2801 lst-axis rapid traverse rate
set
pm2802 2nd-axia rapid travers rate
pm2803 3rd-axis rapid traverse rate pm2807 7th-axis rapid traverse rate
pm2804 4th-axis rapid traverse rate
An axis
Jog is correct when:
#3078 D
signal i:
#3078 D i = 1 (2nd-axis)
entered,
#3078 D, = 1 (3rd-axis)
#3078 D, = 1 (4th-axis)
When O, the axis does not work.
The ma [/0 signal #3006 D c = 1. (In i80L multi-program system, pm3056, for second
chine is program and #3066 D
in LOC Setting pmOOOO D 1 = 1 (In i80L multi-program system, pmO024 D 1 = 1 for second
position program and pmO027 D, = 1 for third program. )
Check machine lock switch input.
118
Table 4.35
Manual Rapid Mode Operation Faulty (Cent'd)
Check Method
1
0
o = 1 (
for third program. )
6
Rapid Traverse Rata
(pm2449 Setting speed)
100%
50%
25%
F (pm2447 Setting speed)
O
pm2805 5th-axis rapid traverse rate
pm2806 6th-axis rapid traverse rate
pm2808 8th-axis rapid traverse rate
#3078 D, = 1 (5th-axis)
#3078 D, = 1 (6th-axis)
#3078 D, = 1 (7th-axis)
#3078 D, = 1 (8th-axis)
Solution
An axis
interlock
reason.
Refer to
the manu-
al of the
machine
manufac-
turer to
release
the axis
interlock.
Check
switch.
Check
whether
parameter