Single Stage Power Curve (CCR Models)
If the snowthrower does not propel itself forward on slippery surfaces or in heavy snow, push forward on the handle, but allow the snowthrower to work at its own pace.
If you still are having difficulty, inspect the rotor blades for wear. If the rotor blade edge has worn down to the wear indicator hole, have an Authorized Service Dealer replace the blades and the scraper.