Check to see if the auger belts are damaged or have slipped off their pulleys. If they are stretched or damaged, replace them. Otherwise, adjust the belts according to the video below and continue using your snow thrower.
For more information, refer to your operator's manual.
It is recommended that the belt(s) be replaced
by a service center.
Husqvarna Two Stage Snow Blower Belt Replacement
*Please note that the video refers to a certain model of snow thrower. If your model differs, consult your operator's manual.