Preventive Maintenance Auto Transfer Switch
Is there any preventive maintenance we should be doing on our Auto Transfer Switch? Heres why I ask - We just had an odd situation. Plugged into shore power a couple days ago as normal, then flipped...
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Agree with Doug (as usual). Torquing connections in ATS and in 120 VAC breaker box is on the annual check list (and has been for many years).
