Often means a "Temp Delay," where the battery pack needs to cool down to ambient temperature before charging can resume. If you'd like, I can help you: Identify a specific error code you're seeing. Find wiring diagrams for a specific installation. Compare this model to the 2100 HP or LP versions.
Finding the manual is only half the battle; using it is the critical step. The Exide 2100 RP is not a simple "plug-and-play" device. It is a regulated, multi-stage charger likely designed for industrial or deep-cycle batteries (e.g., for forklifts, floor scrubbers, or solar banks). Operating it without the manual invites three major risks: exide 2100 rp charger manual free