TSU FBU CHU Refrigerator Series - Battery Replacement Instruction Sheet

This article provides step-by-step instructions on how to replace the battery in a TSU FBU CHU Refrigerator Series. The process involves putting the unit in standby mode, opening the door to remove screws under the control panel, tilting and sliding the control panel, accessing the battery box by removing screws, replacing the batteries with specific rechargeable ones, reassembling the unit, and powering it back up. It emphasizes allowing 24 hours for the batteries to fully charge after replacem