Troubleshooting
6-19
Part 1120277_01
E 2012 Nordson Corporation
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No adhesive output from one or more guns
Go to
T.3
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Do dashes appear in both
theleftandrightdisplay?
Turn the control switch on.
Does the melter start?
Stop.
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Upload new software.
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Do the words UP LOAD
appear across the
displays?
Isthewireharnessthatis
connected to terminal X7
on the main board loose?
Turn the control switch off,
secure the harness to
terminal X7, and then turn
the control switch back on
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Is the fault LED
illuminated?
Replace the control switch.
Has glue output stopped
from all guns?
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Is the ready LED
illuminated?
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Istheentirecontrolpanel
illuminated?
Go to
T.5
Go to
T.4
PURBlue 4
Troubleshooting
Charts
Start (melter in
manual mode; motor
speed not set to 0)
Go to
T.2
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Has fuse F3 on the
motor/piston control board
blown?
Replace the fuse.
Go to
T.1
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