Cold storage maintenance maintenance of small units _ Refrigeration installation, maintenance and transformation _ Cold storage design, installation, maintenance and maintenance _ Refrigeration equipment sales _ Chiller central air conditioning manufacturers | Sheron freezing-皇冠登录地址app最新版

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Cold storage maintenance small unit maintenance

Release time: 2023-12-22 人气:10463

‌ This picture comes from the maintenance of refrigeration equipment in food processing plants, involving refrigeration unit brands such as grain wheel type, Bitzer type, Xuemei type and so on。Related models and Sanyo and other models of refrigeration unit maintenance。

1, maintenance link oil and oil filter replacement and cleaning, small refrigeration units are mostly flying sword lubrication and oil pump lubrication。Oil is very important for the long-term operation of refrigeration units。

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It can be seen in the figure that the lubricating oil has been dirty and deteriorated, which is especially important for oil pump lubrication, cleaning and oil change。With an oil pressure gauge must pay attention to the oil pressure is not lower than the suction pressure 0.15Mpa

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Conditions permit, it is recommended to change the oil every 1-2 years, especially if the maintenance is frequent or the system is dirty

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Peripheral systems may be maintained, pressure gauges, differential pressure controllers, filter dryers, etc. are also critical to the stable operation of the system。

The pressure gauge is used to monitor the system pressure, the pressure difference controller is used to protect the compressor, and the filter dryer is used to absorb impurities in the filtration system

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Especially for refrigeration units that are outdoors all year round, equipment protection paint may often be repaired or repainted, and insulation, wire and cable should be regularly checked and maintained

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The original unit is dirty and messy, clean and tidy after treatment

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Continue to maintain the live shooting

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During the maintenance process, equipment damage is often encountered, and timely overhaul is needed if the customer does not want to replace the new refrigeration compressor head。Remove the exhaust end

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Remove crankcase end

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Field overhaul of half-sealed refrigeration compressor

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Assemble according to the specification process

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The electrical system is very critical to the refrigeration system, and the maintenance manual of each refrigeration equipment manufacturer generally recommends that the electrical system be checked within 3 months。

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The refrigeration electrical part may be maintained on time, and the provisions of various manufacturers on electronic control maintenance are the same, and they are repaired every 3 months。Our more and more practice has proved that the electrical problem rate accounts for more than 30%。

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