Danfoss Compressor DSF270A4ALU

06/29/2020

Compression ratio of American Copeland compressor

09/05/2020

What is the viscosity index requirement of air compressor oil how to choose

Air compressor oil has a good lubricating effect, which can not only improve the efficiency of air compressors, but also reduce the failure rate and reduce maintenance costs.

08/09/2020

Treatment method of liquid nitrogen external diarrhea

Liquid nitrogen: liquid nitrogen. It is inert, colorless, odorless, non-corrosive, non-flammable, and extremely low temperature. Nitrogen constitutes most of the atmosphere (78.03% by volume, 75.5% by weight).

09/11/2020

Bearings are classified according to whether they can be adjusted

Bearings can be divided into: 1. Self-aligning bearing: The raceway is spherical and can adapt to the angular deviation and angular movement between the axis of the two raceways. 2. Non-aligning bearings (rigid bearings): bearings that can resist the angular deviation of the axis between the raceways.

08/16/2020

Quick troubleshooting method for chiller (freezing) machine displaying host overload fault

During the use of the equipment, it sometimes encounters such and other failures, among which "host overload" is not very common. We should not immediately think that the compressor is broken as soon as we see the "main unit overload".

07/25/2020

Problems and case analysis of electronic expansion valve and four-way valve

Judge the quality of electronic expansion valve:<br></br> Step one (see): Whether the wiring is in place and whether the wiring is damaged.<br></br> Step two (listening): After power-on, there is a "click" normally, check whether the coil is in place;

05/02/2025

Your Complete Guide to Refrigerator Fan Failures and Frequently Asked Questions

Refrigerators are essential appliances in any modern household, ensuring the freshness and longevity of perishable items.

06/19/2023

How Much is a Compressor for a Fridge?

When your refrigerator stops working or is not cooling properly, it can be a cause of concern.

08/11/2020

The relationship between refrigerant and water in explosion-proof chemical air conditioning

Compared with ordinary air conditioners, the good explosion-proof performance of explosion-proof chemical air conditioners is an important factor in the selection of enterprises.

06/14/2020

Bacteria in fresh meat cabinets, I want to destroy you on behalf of the moon!

The newly purchased cooked food cabinets are very beautiful both inside and out, but they are pleasing to the eye. However, after a period of use, we will find that the cooked food refrigerator not only does not look as beautiful as it was just bought, buﰸ2䀀
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