AMANA DRYER M72880567 Customer complaint of unit making repetitive slapping noise. Confirmed complaint, model and serial numbers. Removed rear for inspection. Founded belt frayed. No obvious causes of damage, etc. Installed new parts in dryer repair kit. Ran test cycle. All ok at this time. ; used 1 4392065 (DRYER REPAIR KIT) from stock, Job Cmpltd,