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Reason of Load Does Not Turn ON when the Switch is Pressed

FAQ No. FAQ02176

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Question

The load does not turn ON when the Switch is pressed. Why is this?

Answer

1. There may be a contact failure.

Causes:

The switch is not pressed sufficiently.

A general-purpose switch (with silver contacts) is being used for a microload (electronic circuit).

2. The contacts may be welded.

3. The internal spring may be broken.

4. The operating speed may not match.

5. The operating frequency may not match.