Rheem furnace makes a grinding sound when the blower starts.Post created: 2016-02-04 Type of Equipment: Furnace Views: 156
This question was created on the page: https://www.furnacecompare.com/furnaces/rheem/classic-90-plus.html.
On 2016-02-05 Gary wrote:
This sounds like a problem with the blower motor, possibly a problem with the bearings. You should contact a technician and try not to use the unit until it is repaired to avoid causing more damage. If you'd like to have a contractor take a look at this, we can help you find one, here.