RETA CIRO Practice Questions - RETA Certified Industrial Refrigeration Operator Exam

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Under 29 CFR 1910.119, which is an example of a Management of Change (MOC) trigger that a CIRO-level supervisor must ensure is routed through the MOC process?

Replacing a broken pressure gauge with an identical new one (replacement in kind) Changing the refrigerant charge capacity by adding a new low-temperature evaporator circuit Replacing a light bulb in an office Painting the exterior of the machinery room

Correct Answer:

Changing the refrigerant charge capacity by adding a new low-temperature evaporator circuit

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