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View Full Version : Beacon morris garage heater hums


gtgnyp
Nov 20, 2014, 06:56 PM
Transformer hums is this normal0

Grady White
Nov 20, 2014, 07:31 PM
Not "normal" but not unusual either.

ma0641
Nov 20, 2014, 07:54 PM
A transformer works by inductance and a hum is not uncommon. Listen near a power substation, lots of humming. Might be a loose screw or connector too.