Troubleshooting
6-51
Part 1107600_03
2014 Nordson Corporation
No faults >
Ready LED is illuminated >
No hot melt output from all guns >
Motor is turning
T.4.3
Increase the motor (pump)
speed dial.
Check the motor controller
fuses and replace as
necessary.
Refer to Section 7, Parts.
+
−
Is the motor (pump) speed
dial set to 0%?
+
−
Is the manual/gear‐to‐line
switch set to the
gear‐to‐line mode?
Place the manual/
gear‐to‐line switch in the
manual mode.
+
−
Is the motor controller
power LED on or flashing?
Go to
T.4.4
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