Summary: Discover professional strategies for lithium battery pack inspection and maintenance to maximize performance, extend lifespan, and ensure safety. This guide covers step-by-step processes, industry best practices, and actionable tips tailored for energy storage. . The best habit is to keep the battery between 20% and 80% most of the time. Some systems allow you to set limits. That means you can stop charging at 80% and start discharging only after 20%. This setting helps the battery live longer. If the. . But to keep them functioning at their best, routine maintenance is essential. Before diving into maintenance tips, it's important to understand the basics of your battery pack. Daily & Weekly Checks (Can be done via the monitoring system) Most maintenance tasks. . Regular renewable energy battery maintenance helps you to protect your investment, cutting costly replacements, and keeping performance regular across all operating conditions.