The L115 belongs to a family of Avery Berkel indicators. If the L115-specific manual is unavailable, documentation for the often contains similar programming logic and wiring diagrams:

The Avery Berkel L115 is a durable IP65-rated industrial weighing indicator designed for harsh environments, featuring extensive calibration, zeroing, and tare functionalities for precise, high-frequency operation. Troubleshooting, including resolving the common Error 999, requires specific recalibration steps such as defining maximum capacity and applying standard weights. For comprehensive technical documentation, visit the Avery Berkel support portal Resolving Error 999 on Avery Berkel L115 - Scribd

The is a digital weight indicator used primarily in industrial and commercial environments. This device is designed to interface with platform scales to provide accurate, high-capacity weight readings for shipping, receiving, and heavy-duty weighing. Overview and Capabilities

This is the most valuable part of the manual. It requires a security code (usually a factory default like 0000 or 1111, though the manual lists it).