Electrical diagrams, warranty cards, and operational training constitute the "core archives" for the later operation and maintenance of cold storage facilities, directly determining the efficiency of fault resolution and loss mitigation. Many cold storage projects neglect documentation handover during acceptance, resulting in missing critical information and inadequate training. While this may seem to expedite the acceptance process, it often leads to delayed after-sales response during unexpected equipment failures, causing severe downtime losses that far exceed the initial time and cost savings.

           Electrical diagrams serve as the "navigation map" for troubleshooting. Their absence can make it difficult for maintenance personnel to pinpoint electrical faults—issues that could be resolved in a few hours may be prolonged to days due to aimless checks. Missing warranty cards directly forfeits official after-sales support, not only requiring full payment for repairs but also potentially causing secondary damage to equipment due to the use of non-original parts, thereby shortening the lifespan of core components.

          The risks of inadequate operational training are equally significant. If operators are unfamiliar with emergency response procedures, they may fail to take interim measures for minor issues, missing the optimal window for intervention and allowing small problems to escalate into major failures. The combination of delayed after-sales response and improper operation can significantly extend downtime, causing temperature- and humidity-sensitive goods like fresh produce and pharmaceuticals to deteriorate rapidly under uncontrolled conditions, resulting in irrecoverable losses.

          Cold storage acceptance must strictly adhere to documentation handover standards:

          Verify technical documents such as electrical diagrams and pipeline connection drawings, ensuring they are clearly labeled and consistent with the actual equipment.

          Retain stamped warranty cards that clearly outline the warranty scope, duration, and official after-sales contact information.

Mandate hands-on training from the installer, focusing on daily inspections, parameter adjustments, and emergency response measures for faults, with documented training completion records signed.

          Complete documentation and standardized training form the "invisible safety net" for cold storage operation and maintenance. While emphasizing documentation handover during acceptance may seem to add steps, it enables "quick response and precise repairs" during failures, reducing downtime from days to hours. Overlooking these details may seem like a shortcut, but a single equipment failure could result in losses far exceeding the installation costs. Ensuring proper documentation and training is the key to achieving long-term stable operation of cold storage facilities.