Product manual

Troubleshooting
5-3
Part 1105120-01
E 2013 Nordson Corporation
Corrective ActionPossible CauseProblem
Fault 7:
FAULT NO LIGHT
DETECTED
Lamp Fault
The light detector does not
sense sufficient light
output.
Bulb has failed. Replace the bulb.
Light sensor D1 on light detector
board blocked.
Refer to page 4-3 to check the light
output seen by the sensor. Clean the
sensor on with isopropyl alcohol, or
replace the board.
Light sensor D1 has degraded, or
light detector board failed.
Replace the light detector board. The
recommended replacement interval is
10,000 hours of operation.
Refer to page 6-18 in Section 5,
Maintenance and Repair.
Magnetrons are approaching end
of life.
Replace magnetrons.
Fault 9:
FAULT HARDWARE
FAILURE
Control board failure
Main controller not
communicating with
lamphead interface chip.
Main control board has failed. Replace main control board.
Fault 10:
FAULT DeviceNet ERROR
DeviceNet Error.
DeviceNet communications
failure.
DeviceNet is not properly
configured.
Review DeviceNet software
specification and reconfigure.
Fault 11:
FAULT DEVNET
HARDWARE
DeviceNet Hardware Error.
Communication between
main control board and I/O
board is lost.
Controller hardware failure. Replace the I/O board or main control
board, or replace the ribbon cables.
Fault 12:
FAULT MAG VOLTAGE
ERROR
Magnetron voltage error.
Magnetron voltage
maximum exceeded or the
difference between the
magnetrons is too great.
Arcing or opens in the high voltage
circuit.
Check the high voltage wiring, from
the inside of the controller to the
magnetrons.
Failed diode block in system
controller.
Test diode block as described on
page 5-8. Replace diode block if
failed.
Magnetrons have failed. Check the high voltage wiring, from
the inside of the controller to the
magnetrons. Replace the
magnetrons.
Fault 13:
FAULT NETWORK COMM
Network Fault
Master/remote network
connection lost.
Remote controllers not powered or
connected to network.
Turn on remote controllers, check
connections.
Damaged network cables. Replace the network cables.
Improper network setup. Refer to Network Connections and
System Controller Configuration in
Section 3, Installation.
Continued...