Troubleshooting
6-22
Part 1126931_01
2018 Nordson Corporation
Troubleshooting Tables
Melter Not Functioning
Possible Cause Possible Fault / Troubleshooting Corrective Action
1. No line voltage — Connect line voltage
2. Main power switch
not switched on
— Place main power switch in ON
position
3. Main power switch
defective
— Replace main power switch
4. Main circuit breaker
activated
— Switch on main circuit breaker
5. Main circuit breaker
activated again
Check for short circuit in melter or
accessories
—
6. 24 VDC power supply
defective
— Replace
7. Frequent melter
shutdown
Electromagnetic compatibility
disruptions
Add mains filter
One Channel (Heating Zone) Does Not Heat
Possible Cause Possible Fault / Troubleshooting Corrective Action
1. Channel is disabled /
switched off
— Enable / switch on
Control Panel Does Not Function
Problem Possible Cause Corrective Action
1. Display is blank SPS broad‐band cable not
connected
Connect
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