Nordson AltaBlueA4TP Customer Product Manual page 159

Reset the melter and turn the heaters back on
Is more than one
component overheating?
−
(Check the actual
temperature of the faulting
component.)
+
Is there a DC drive near the
melter?
−
+
?
Does installing an RC
snubber on the DC drive
−
and resetting the melter
clear the fault?
P/N 332182
+
Stop.
Is the tank LED
illuminated?
−
+
Does electrically grounding
the melter's chassis to the
−
parent machine/support
and then resetting the
melter clear the fault?
+
Stop.
Was the setpoint
temperature of the faulting
−
hose/gun just reduced?
+
Correct the setpoint
temperature of the
component or increase the
overtemperature setpoint.
Install an RC snubber on
the melter.
P/N 332182
T.2.2
Fault LED is illuminated >
F3 fault exists
Go to
T.2.4
Is the tank/pump TRIAC
operating properly?
−
+
Replace the grid or
reservoir RTD.
P/N 1031234
Replace the main board.
P/N 1078624