[Mechanical Equipment Technology Edition] Daily Question 201709015: Refrigerator Maintenance

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This post was last edited by YORK Industrial Refrigeration on 2017-9-18 at 08:36. Starting from now, in order to enhance communication among users, a \"Question of the Day\" activity has been launched on the Mechanical Equipment Technology forum. We hope everyone will participate actively to progress and improve together! ! ! Rewards: 3 wealth for active participation, 10-15 wealth for correct answers. This question is valid for two days; no scoring will be given after that. Question: In refrigeration maintenance, whether it is major, medium, or minor repairs, there is one step that must be carried out. Note that there is only one answer: leak detection. ================================ Promotion activities: Petrochemical sector – “Creative Ideas for Energy Saving” campaign (the second phase of this campaign is currently in progress). http://bbs.hcbbs.com/thread-1666758-1-1.html (Source: Haichuan Chemical Industry Forum) 2017 Coal Chemical Industry – “My Technical Upgrades”. http://bbs.hcbbs.com/thread-1786290-1-1.html (Source: Haichuan Chemical Industry Forum)