This article contains the Troubleshooting Guide for the IZ201UK / IZ251UK Shark® Classic Anti Hair Wrap Cordless Vacuum. This supports the following product SKUs IZ201UK, IZ201UKT, IZ251UK and IZ251UKT. Please note this also supports the refurbished models IZ201UKCOREF, IZ201UKCOREFB, IZ201UKTSBREF, IZ201UKTSBREFB and IZ251UKREF.