Questions & Answers for: heat unit buzzing

...unit to stop buzzing, operating the unit on only the 750 watt setting may reduce the chance of the "overheating / loud buzzing" problem recurring. It may be that the fan is too small to keep the unit ...

...heat unit on and off at low med or high setting. The bulb is on when pluged in. So if you have a light and no heat it is a broken temp switch (most common) over temp. If it buzzes on and off the tip ...

unit is running. Several brands of heat pumps keep their reversing valve "on" any time the thermostat is set for "cool". They buzz, too. If something really is loose, the only way to fix it is to look

...unit, but, by setting the thermostat to off and turning it back to heat, the electronic control does reset. Can you tell me anything about the buzzing, which it is no longer doing? Is there a problem ...

unit is running (heat on only indicator) and you turn it down one degree lower than current temp and the aux heat indicator begins to flash -- OR -- if the unit is off and you turn the thermostat down

...buzzing sound and the food is not heating. It started after a cup of coffee got overheated and sprayed/poured out of the unit. Any idea what the problem could be? This is a strong indicator the ...

...heat up If the unit operates correctly except heating the food, then the unit needs a new magnetron. Possible bad inverter that powers heating and or Magnatron as well.I presume if platter in unit it ...

...heat pump/AC compressor unit is making a surging/buzzing sound every 20 seconds or so. The noise lasts for about 3 seconds then quits, and does that over-and-over every 20 seconds, for as long as the ...

unit sounds like it is stalled...because only the compressor is running to generate heat to melt coil ice. https://www.youtube.com/results?search_query=American+Standard+5000+Heat+Pump+makes+a+buzzing

...heat pump makes buzzing noise when turned on, registers do put out heat. Any ideas what is causing the buzzing noise? Model numberE3EB-020H AC works fine, no buzzing is it only in heat? Possibly the ...