Epa type ii stuvia Study guides, Class notes & Summaries

When a new system has been assembled, the first thing to do is? - ANSWER Pressurize the system with an inert gas & leak check. After installation of a field-piped R-410A split heat pulp, the unit should first be? - ANSWER Pressurized with nitrogen then leak checked. The EPA regulations require that any appliances containing more than 50 pounds of refrigerant (except for commercial & industrial process refrigeration) must be repaired when the leak rate exceeds _________ of the charge per ye...

What is the purpose of the EPA type II certification? - ANSWERTechnicians maintaining, servicing, repairing or disposing of medium, high, and very high-pressure appliances must be certified as a type II technician. Air-conditioning appliances used to supply cooling in order to control heat and or humidity in occupied facilities is defined by EPA as .... - ANSWERComfort cooling for the leak repair category What all is included in the comfort cooling leak repair category? - ANSWERResidential...

What is the purpose of the EPA type II certification? - ANSWERTechnicians maintaining, servicing, repairing or disposing of medium, high, and very high-pressure appliances must be certified as a type II technician. Air-conditioning appliances used to supply cooling in order to control heat and or humidity in occupied facilities is defined by EPA as .... - ANSWERComfort cooling for the leak repair category What all is included in the comfort cooling leak repair category? - ANSWERResidential...

Before charging a new system with refrigerant, what should be done? - ANSWERPressurize with nitrogen (classified as an inert gas) and leak Which refrigerant can be used for leak detection as a trace gas and pressurized with nitrogen? - ANSWERR-22 What tools can you use to find general area of leaks and pinpoint leaks? a. Soap bubbles. b. Look for oil residue c. Electronic or ultrasonic leak detector will provide the general area of the leak d. Refrigerant dye - ANSWERc. Electronic or...