Mud dauber nest in A/C fan motor
One of our A/C units started screeching loudly middle of night last week. Woke everyone up. Got up there next day and did entire maintenence on A/C unit (Coleman Mach 3) and sprayed lubricant around t...
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Mud dauber nest are not good. But the “nails on a chalkboard” screeching sounds more like a bearing or bushing going out.
