BU3000/BU3500 Series Shark® Clean & Empty Cordless Stick Vacuum & Auto-Empty System - Troubleshooting Guide

This article contains the BU3000/BU3500 Series Shark® Clean & Empty Cordless Stick Vacuum & Auto-Empty System Troubleshooting Guide. This supports the following models: BU3120, BU3520, BU3521, BU3521C and BU3523.