E550 - E550 CR - E550 PM - E550 PM CR Automatic Single-Side Edgebander Rel. 1.1.1
108
3.17 PLC ALARMS:
MESSAGE DESCRIPTION SOLUTION
REAR PROTECTIONCOVER
OPENEMERGENCY
Safety microswitch of cover is
not closed
Safety microswitch of cover is
not closedCheck the microswitch
EMERGENCY BUTTONON
PANEL
The emergency button on the
machinepanel has been pressed
Reset both emergency buttons by
rotatingthem
MACHINE END EMERGEN-
CYBUTTON
The emergency button at the
machineend has been pressed
NO COMPRESSEDAIR
EMERGENCY
No air in the pneumatic system Check the presence and ow of
compressedairCheck the pressu-
re switch and relays
INVERTER EMERGENCY Inverter error Check the error notied by the
inverter andreset the errorTo
reset the inverter, switch off the
electricalpanel for 30 seconds
CORNER ROUNDER ALARM The corner rounder is unable to
moveover the panel in the front
bottom corner
Check correct operation of sen-
sor S4, whichmust be on when
the corner rounder is in theraised
position. Check correct operation
ofsensor AS2, which must be on
when thecorner rounder is not
beyond its forward travellimit.
END TRIMMING UNIT
EMERGENCY
The end trimming unit is in an
incorrectposition
Check correct operation of the
end trimmingunitCheck induction
sensor S5, which must be onin
the forward position
GLUE POT PROBEEM
ERGENCY
The probe has detected a mal-
function
Check the FU1 glue pot fuses,
check thecorrect operation of the
KM6 remote controlswitch, check
that the probe is reading thetem-
perature correctly
CORNER ROUNDERX TRAVEL
ALARM
The corner rounder is unable to
moveover the rst corner
Check the compressed air pres-
sureCheck the correct operation
of sensors
EMERGENCY CHAIN FEEDING The sensor that acts as a deco-
der is notcounting
Verify that chin feeding is able
to move(thermal chain feeding
switch, blocked motoretc.)
LUB The PLC has halted the machi-
ne dueto a glue pot lubrication
request.
Lubricate the glue pot and restart
the machinepressing the OFF
button (5) for 10 seconds -see
3.5 and 3.5.1
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