This industrial refrigeration compliance audit checklist supports DC99 annual reviews for ammonia-based systems. It covers roof and valve stations, condensers, DHUs, machine room housekeeping, compressors (screw and reciprocating), vessels and pumps, glycol loops, purgers, HVAC, and evaporators across freezer, cooler, and dock areas. It includes checks for gauges, relief valves, labeling to IIAR standards, e-stops, alarm settings, ammonia detection, defrost schedules, and operator understanding. The checklist also verifies documentation such as daily logs, oil logs, Maximo work orders, and PMs to ensure safety, reliability, and regulatory compliance.
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