Table of Contents
Advertisement
Problem
2.
Tank and/or manifold
not heating, but power
to melter, contd.
3.
Fuse(s) fail frequently
4.
Overtemperature fault
on tank or manifold
E 2020 Nordson Corporation
Possible Cause
Blown fuse
Power problem
transformer
Problem with
PCA tray
F2 or F6 fault: short circuit in the melt
(tank or grid) section
F1 or F5 fault: short circuit in manifold
heater ot harness
F3 or F4 fault: transformer is
overloaded
Shorted TRIAC(s)
Noise problem
ProBlue Flex 400/480 Volt Transformer
Corrective Action
Check F2/F6 on the transformer PCA tray
for the melt (tank or grid) section.
Check F1 and F5 on the transformer PCA
tray for the manifold.
Check all three phases at terminal block.
Replace module.
Locate and correct short.
Verify that total hose/applicator power
does not exceed capability of transformer.
Replace the transformer PCA tray.
Isolate sources of noise, change phases
of incoming supply, or add filter/snubber
to incoming supply line.
F-21
Part 1128350_02
Advertisement
Table of Contents
Troubleshooting
