This article contains the Troubleshooting Guide for the IC160 / ICZ160 Shark® DuoClean™ Cordless Upright. This supports the following product SKUs IC160UK, IC160UKT, IC160UKT1, ICZ160UK, ICZ160UKT and ICZ260UKT. Please note this supports the refurbished models IC160UKREF, IC160UKTREF, ICZ160UKREF, ICZ160UKREFB and ICZ160UKTREFB.