IE F-Gas Category IV Practice Questions - QQI Level 5 Special Purpose Certificate In F-gas Non-Intrusive Leak Detection In RACHPT&T Systems (Category IV) Exam

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A Category IV holder may leak-check a commercial chiller with a 40 kg R-410A charge without opening the circuit. Is this within scope in Ireland?

No — charges above 3 kg always require Category I Yes — Category IV is activity-limited, not limited by refrigerant charge size for non-intrusive checks No — Category IV applies only to domestic fridges Yes, but only if they also hold Category III

Correct Answer:

Yes — Category IV is activity-limited, not limited by refrigerant charge size for non-intrusive checks

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