In r/MarineEngineering, a recurring night alarm on purifiers is tied to belt slip from oil contamination, with a simple fix of degreasing the belt and spindles to restore normal load and prevent repeat alarms.
Amperage alarm on the purifier? Check the belt.
9 times outta ten it’s got oil splashed up on it.
Degrease it and both spindles, should keep it from alarming again in the middle of the night.
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