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Troubleshooting 8903SV or 8903SQ mechanically held lighting contactors

Issue:

How to inspect and troubleshoot an 8903SV or 8903SQ mechanically held lighting contactor

Product Line:

8903SQ and 8903SV mechanically held lighting contactors

Environment:

US Product

Cause:

Over time, these units may need to have some routine maintenance performed.

Resolution:

Attached is a troubleshooting guide to assist with fixing routine issues which may develop. 
 

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