This article contains the Troubleshooting Guide for the HV300 Series Shark® Rocket® Corded Stick Vacuum. This supports the following product SKUs CS100, CS110, CS110BK, CS110GN, HV300, HV300C, HV300LA, HV300W, HV300WC, HV301, HV301C, HV301HX, HV301PL, HV301Q, HV302, HV302Q, HV303, HV305, HV306Q, HV307QBK, HV307QHX, HV307QPK, HV307QPR, HV307QW, HV308Q, HV310, QS301QBK, QS301QHB, QS301QIB, QS301QPK, QS301QPR, QS302QBK, QS302QBL, QS302QGN, QS302QPK, QS302QPL, UV450, UV450CCO, and UV450CCOFS.