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About this course RACHP School offer 4 days training with day 5 for theory and practical examination in our F-Gas 2079 Cat 1. Morning sessions are spent learning theory, while afternoon sessions are spent carrying out practical tasks such as recovering refrigerant from systems, removing a section, carrying out a braze with flared connections, pressure testing, vacuuming system, recharging and recording on services sheets (including sub-cooling and superheat measurements). This is a safe handling of refrigerants course so correct purge process will be taught. The theory exam is a closed book 80-minute online exam which requires a 60% (24 correct answers) pass mark. This qualification allows engineers to legally work on refrigeration systems under the EC 842/2006 F-Gas regulations. What is covered on this course? Expert instruction – Learn from experienced instructors with deep knowledge of F-Gas 2079/11 & ODS regulations. Hands-on training: Gain practical skills through real-world scenarios. The Practical elements will include: Correct PPE and understanding of the Health & Safety at Work act. Correct isolation procedures of a system before carrying out any works. Safe handling of refrigerants, including correct procedure to purge hose lines correctly. Removing a section of pipe, cutting, expanding and flaring a new piece of pipe with a braze that will be pressure tested to PED regulations. Vacuuming the system, recharging and recording on services sheets subcooling and superheat measurements, including air on and air off and working out the delta T in the Kelvin scale. Understand the pressure/temperature relationship. Working out the compressor ratio and evaluating if the system is running within design parameters, and if not, what can be done to improve efficiency. Correct waste disposal procedures of waste oil/refrigerant. A “Peel Test” of a brazed joint that the student will carry out. There are 2 exams, one theory and one practical both held on the Friday.

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