Nordson AltaBlueA4TP - Page 151

Troubleshooting
6-29
Part 1107600_03
 2014 Nordson Corporation
Control panel is not illuminated
T.1
+
−
Is the power disconnect
switch that is serving the
melter turned on?
Turn the disconnect switch
on.
+
−
Have fuses F3/F4 on the
main board blown?
See Figure 6‐4.
Replace both fuse F3 and
fuse F4.
P/N 1031203
Replace the main board.
P/N 1078624
+
−
Is there power on the plant
side of the disconnect
switch that is serving the
melter?
Check/repair the plant
wiring.
Go to T.1.1
+
−
Is indicator DS4 on the
main board illuminated?
See Figure 6‐4.