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Old timer warned me about loose ground wires in attics

Last month I was troubleshooting a weak signal for a customer in Rochester. Turned out a ground wire had come loose from the bonding bar in their attic, probably from an animal or just age. Three years ago a retired installer told me to always double-check those connections because they can cause intermittent issues that drive you crazy. Has anyone else found loose grounds that looked fine at first glance?
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2 Comments
schmidt.willow
Read somewhere that temperature swings in attics make those connections expand and contract until they work loose.
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leo_harris
leo_harris10d ago
Heat cycling is brutal on electrical connections, no doubt.
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