Troubleshooting
General Bypass
38
Siemens Industry, Inc.
Problem Description
Drive does not start on closing of the
run command.
Diagnostic Test Points
The diagnostic board provides a centralized location for diagnostics troubleshooting.
The test points on this board make it easier to troubleshoot the bypass components.
Figure 9: Diagnostic Test Points.
BT300 Bypass Operator's Manual
Possible Cause
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The Siemens BT300 Bypass is not in Drive - Auto Mode.
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Drive output contactor is not closed.
●
Remote contact is not closed. Replace with jumper to verify.
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Run relay has failed.
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Loose control wire connection.
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The BT300 Drive Digital Input 1 is not programmed properly.
DPD01391
2016-08-05