Installation Instructions are NOT included with this part! Up for sale is a Drain Pump Filter that originally shipped with the following Samsung Washing Machines: WD9122CLE, WD9122CLE/XAP, WF210ANW, WF210ANW/XAA, WF210ANW/XAC This part filters out lint and debris from the drain water. This is a NEW and True Samsung Part! This offering is for ONE Unit. If you don't see your model number -- Please send us a message so we can help you to select the correct item. We are happy to help!