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viii Dukane Manual Part No. 403-556-01
DPC II Plus and EZ Welder System – User’s Manual
Section 11 – DPC Checkout .................................................. 117
Startup and Self–Test ......................................................................... 119
System Test ......................................................................................... 120
Probe Operation................................................................................. 121
Stopping the Weld Cycle ................................................................... 121
Manual Systems ......................................................................................... 121
Automated System .................................................................................... 121
End of Day .................................................................................................. 121
Section 12 – Troubleshooting .............................................. 123
No Ultrasonic Output......................................................................... 125
Probe ..........................................................................................................125
Cable ...........................................................................................................125
Generator ...................................................................................................126
Operate Input ............................................................................................126
Generator Faults................................................................................. 127
OVERLOAD Indicator .................................................................................127
OVERTEMP Indicator ................................................................................. 127
FAULT Indicator ..........................................................................................127
Generator Errors................................................................................. 128
INPUT TEST Indicator .................................................................................128
TEST Control Key........................................................................................128
Troubleshooting Flowchart ............................................................... 129
Error Messages ................................................................................... 131
Section 13 – Care & Maintenance ....................................... 133
Front Panel ......................................................................................... 135
Rear Panel........................................................................................... 135
Chasis .................................................................................................. 135
Stack Surfaces ..................................................................................... 136
Stack Maintenance ....................................................................................136
Stack Inspection .........................................................................................136
Even Contact ..............................................................................................136
Uneven Contact ......................................................................................... 136
Crowning ....................................................................................................137
Center Depression...................................................................................... 137
Corrosion .................................................................................................... 137
Probe Reconditioning ........................................................................ 138
Overview ....................................................................................................138
Machining the Mating Surfaces................................................................ 138
Manual Resurfacing...................................................................................138