LNS ALPHA SL65 S, Руководство по обслуживанию

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TROUBLESHOOTING
SERVICE MANUAL –ALPHA SL 65S
14 Check SQ3 15°
position The bar feeder fails to position V
channel at 15° position (lower
position). If positioning is accomplished, check if sensor SQ3 is
broken.
If the positioning is not completed, check if anything
blocks the channel.
Check if the air pressure is too low to operate the
cylinders.
Check if the air tubes, valves or cylinders are leaking.
15 Check SQ5 0°
position The bar feeder fails to position v
channel at 0° position (upper
position). If positioning is accomplished, check if sensor SQ5 is
broken.
If the positioning is not completed, check if anything
blocks the channel set.
Check if the air pressure is too low to operate the
cylinders.
Check if the air tubes, valves or cylinders are leaking.
16 SQ1 fault Incorrect positioning of V-
channel (0° or 15°). Press STOP key to reset the alarm
Use function key of the remote control to lift
up/descend the V-channel.
17 Pusher can’t
advance bar
stock (to First
Feed position or
a part length)

The short pusher fails to
advance bar stock to First
Feed position in 30
seconds (refer to P08:
Forward Limit).

The pusher fails to
advance bar stock at a
part length when the
chuck is opened during
machining.
Check the pushing force and adjust P03: Torque
accordingly if the bar stock is not advanced out of the
unit.
Make sure the setup value of P08: Forward Limit is
correct.
If the bar stock is stopped between bar feeder and
lathe, please check the central alignment of both
machines and adjustment of bar diameter.
If the bar stock is stopped in the spindle, check the size
of the liner and the bar is curved or not.
18 Pusher reverse
time expired The bar feeder fails to return
pusher to home position in 15
seconds after bar ejection or
First feed was accomplished. Check if the lathe spindle blocked.
Check if pusher already returned to home position but
SQ2 did not detect it.
Switch the bar feeder into manual mode. Manually
move the pusher by pressing on remote
control to see if servo motor is broken. If it is, please
replace the motor.
19 Can’t advance
bar stock into
lathe The bar feeder fails to position a
new bar stock at “P05: Top cut”
in 120 seconds so that bar
feeder can not send Start signal. Check if the bar stock is blocked inside the lathe
spindle or chuck.
Check if “P03: Torque” setup for additional pushing
force is enough.
Check if the “P05: Top cut” setup is correct.