This manual covers the Allison Transmission B Series Transmissions with WTEC II Controls. These transmissions are engineered for robust performance and reliability in demanding applications. The WTEC II electronic control system provides advanced functionality, optimizing transmission operation for efficiency and durability. This system represents a significant advancement in transmission technology, ensuring smooth shifts and extended service life.

The scope of this manual is comprehensive, detailing the electronic control system's description and operation. It serves as an essential resource for understanding, maintaining, and troubleshooting these transmissions. Owners, technicians, and mechanics will find detailed information necessary to ensure optimal performance and longevity of the Allison B Series transmissions. This guide provides the technical knowledge required for effective service and repair.