This article contains the Troubleshooting Guide for the NV650 / NV750 Series Shark® Rotator® Powered Lift-Away®. This supports the following product SKUs NV650C, NV750C, NV650, NV650W, NV651, NV651Q, NV652, NV652C, NV750W, NV751, NV752, NV752BRN, NV753, NV753C, NV760 and NV765.