...humming sound that continues for a long time until I unplug the unit from the wall. Have had the unit for 3 years and it is just starting to do this. Is something wrong? probably just a transformer ...
unit will not work right. The fan blows on the (on) position and the heater part works but everytime we turn on AC it makes a buzzing or humming sound and does not come on. If we leave it like that it
...Unit Humming I live in Florida and I have a 12 year old Janitrol unit. The indoor air handler unit has developed an intermittent humming sound. The unit works and the fan operates and seems to spin ...
Question about Heating & Cooling
...humming-like noise when the unit is turned off? The only way to make this noise stop is to unplug the unit. It's still blows cold air. And still seems to work except for this. Its probably a ...
...humming sound from we don't no where. Have tried shutting everything off and I mean everything off and still it persists , mostly all the time. Sounds like a low rumble that waxes and wanes. Driving ...
...unit stays humming You could have a bad motor or motor capacitor. The capacitor is the can with two or three wires coming from it. Shut off the power to the unit and remove the blower panel. Check to ...
...unit will not come on for AC or heat, No humming No nothing. breaker box was checked. I have read to press the reset button on the unit. Where is it? also the thermostat was not changed with the unit ...
...unit will not come on. You possibly shorted out the indoor transformer. The primary side of the transformer will open/burn up when low voltage wiring is shorted. But if indoor unit comes on i.e fan ...
unit stopped working condenser & air handler -- breakers are OK .hmmessage P{margin:0px;padding:0px}body.hmmessage{font-size: 10pt;font-family:Verdana} RHSA HM3617JA 3 ton Vertical mount Must be a
SLIGHT HUMMING NOISE THIS NOISE IS CONSTANT WHEN THE UNIT IS TURNED OFF What you hear is the hum of a transformer inside the unit. It is nothing to worry about and very normal... heatman101
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