1. Module details Retrofitting Domestic Refrigeration Systems 2 ...

K&S Module/Learning StrategyAssessment criteria3.1 Explain the ANSI/ASHRAE Standard 34 numberingsystem.3.2 Differentiate between transitional and medium longterm refrigerants.3.3 Explain the terms ODP, GWP, EAL, TEWI.3.4 Determine refrigerant selection considerations includingenvironmental properties, refrigerant compatibilityassessment characteristics, safety and handlingconsiderations, availability and cost.3.5 Explain the recommended procedures for the recovery,recycling or reclaim of used refrigerant.3.6 Select appropriate lubricants for the replacementrefrigerant, bearing in mind system compatibility.Learning outcome 4Assessment criteriaDevelop a retrofit procedure complying with the Code ofPractice and equipment requirements.4.1 Complete a domestic refrigeration system componentscompatibility survey in relation to the newly selectedrefrigerant.4.2 Detail appropriate flushing procedures for domesticrefrigeration system retrofit.4.3 Determine an appropriate procedure for retrofitting aCFC refrigerant to a blended refrigerant.Learning outcome 5Assessment criteriaPerform a retrofit on a domestic refrigeration system ordemonstrate the various operations within a retrofit procedure.5.1 Perform a retrofit procedure on a domestic refrigerationsystem.5.2 Demonstrate the processes of a retrofit procedureincluding refrigerant recovery, system flushing, oil anddrier replacement, evacuation and charging, andlabelling.8. Delivery of themodule© ANTA /EEQSBA – DRAFT VERSION 1 NUE141 Retrofitting Domestic Refrigeration Systems03/11/034 of 6

K&S Module/Learning Strategy© ANTA /EEQSBA – DRAFT VERSION 1 NUE141 Retrofitting Domestic Refrigeration Systems03/11/036 of 6