This article contains the K3000UK Series Ninja™ Foodi™ StaySharp™ Knife System Troubleshooting Guide. This supports the following SKUs: K32005UK, K32006UK, K30020UK, K30113UK, K30118UK, K30220UK, K30309UK, K30713UK, K32003UK, K32106UK and K32502UK. Please note this also supports the refurbished SKUs K32005UKREF, K32005UKREFB and K32006UKREFB.