Hello, Joseph - We're sorry that you're having issues with your side discharge accessory! This accessory is compatible with model numbers RY401110, RY401120, and RY40LM30. So please check to make sure your mower is compatible with this product. If it's compatible, then please contact us at reviews@ryobitools.com. If it's not compatible, then please check out our other two side discharge accessories, by searching for model numbers AC40VSD02 and AC40VSD on the Home Depot website, or copy/paste/enter the links below into your browser. We hope this helps! And if you'd like to discuss your experience further, then please feel free to email us anytime at reviews@ryobitools.com.
21 in. 40-Volt Lawn Mower Side Discharge Accessory (AC40VSD02 - Compatible with RY40LM10 and RY401130)
https://www.homedepot.com/p/RYOBI-21-in-40-Volt-Lawn-Mower-Side-Discharge-Accessory-AC40VSD02/309741718
40-Volt Lawn Mower Side Discharge Accessory (AC40VSD01 - Compatible with RY401110, RY401120, and RY40LM30)
https://www.homedepot.com/p/RYOBI-40-Volt-Lawn-Mower-Side-Discharge-Accessory-AC40VSD01/308939572
20 in. 40-Volt Lawn Mower Side Discharge Accessory (AC40VSD - Compatible with RY40180 and RY40190)
https://www.homedepot.com/p/RYOBI-20-in-40-Volt-Lawn-Mower-Side-Discharge-Accessory-AC40VSD/302755094