Nordson ProBlue P4 Manuel page 148

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Is the tank key LED illuminated?
-
+
Confirm that the RTD has
failed.
Refer to DP.2.
P/N 1028320.
Are all of the gun‐to‐hose and
hose‐to‐melter electrical cordsets
-
securely connected? (The gun or
hose key LED is illuminated)
+
Is the ribbon cable from the
6‐hose expansion board
-
connected to the main board,
aligned and functioning properly?
(J5 to J1)
+
Does the fault re‐occur if you
move the faulting hose/gun pair to
-
a known good hose/gun module?
+
Replace the hose or gun RTD.
Refer to the hose or gun
manual.
T.2
Starting Condition:
Fault LED is illuminated
Secure the electrical
connectors and then press the
reset key.
Connect securely or replace.
Contact Nordson for technical
assistance.