All kinds of central air-conditioning and cold storage refrigeration equipment operators, all kinds of refrigeration equipment (including household air-conditioning, cold storage, freezer) installation and maintenance personnel are refrigeration operators, belonging to special operations, and the work permit system is implemented, so air-conditioning and refrigeration maintenance personnel must take the air-conditioning and refrigeration certificate. Special operation certificate (refrigeration operation) is universal in China. Refrigeration and air conditioning operation certificate, engaged in refrigeration work must hold a post certificate. The air conditioning and refrigeration operation certificate is valid for 6 years and is valid nationwide. The special operation certificate is generally reviewed once every three years, and the theoretical knowledge of the examination is required during the review.

Is it difficult to verify the operation of refrigeration and air conditioning equipment?

Actually, it's not difficult Listen carefully in class and generally pass.

Is it difficult to verify the operation certificate of refrigeration and air conditioning?

Actually, it's not difficult Listen carefully in class and generally pass.

Do refrigeration equipment operators need to take a refrigeration operation certificate?

Refrigeration operation certificate needs examination and practice. Refrigeration certificate is divided into intermediate refrigeration certificate, and the refrigeration post operation certificate is issued by the safety supervision bureau, which can be inquired in the State Administration of Work Safety. The intermediate refrigeration certificate is in the national vocational qualification network (the whole network). This kind of work is mainly aimed at operators who operate, maintain, install and debug small, medium and large air-conditioning or refrigeration equipment. First, the content and form of the examination: the examination for the certificate of refrigeration workers and air conditioners is divided into theoretical knowledge examination and practical operation examination. Theoretical knowledge is tested by written test, and practical skills are tested by interview or practical operation. Test the operator's theoretical knowledge, and the proportion of each part of knowledge is as follows: 1. Basic knowledge accounts for 20%; 2.2.2. Professional knowledge accounts for 70%; Legal knowledge accounts for 10%. The types of theoretical knowledge tests are usually true or false questions, single choice questions, multiple choice questions, short answer questions or case analysis questions. Managers master safety management methods through various safety training, so that operators can master the key points of not hurting themselves, others and others in the basic operation process of safety operation, thus firmly establishing the idea of safe production in the production process. 2. Training basis for refrigeration and air conditioning employees: According to the Law of People's Republic of China (PRC) on Safety in Production, production and business operation entities shall educate and train employees on safety in production, so as to ensure that employees have the necessary knowledge of safety in production, be familiar with rules and regulations on safety in production and safe operation procedures, and master safety in production skills. Employees without safety education and training are not allowed to take up their posts.