Altec Industries, Inc. (Altec) is recalling certain 2018-2020 AA, AM, AN, A-Class, TA, DM, DL, DXXXX, DC, and DT digger derricks and aerial device vehicles equipped with a DC pump. A hydraulic check valve can have a snap ring failure resulting in the snap ring becoming lodged in a counterbalance or control valve allowing continued movement.
Unintended boom movement may result in potential injury and or property damage.
Altec will notify owners, and dealers will replace the valve's snap ring, free of charge. The recall began February 9, 2021. Owners may contact Altec customer service at 1-877-462-5832. Altec's number for this recall is CSN 787.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.