https://getleakledger.com/blog/Part 84 leak repair guides for refrigeration contractors.en-ushttps://getleakledger.com/blog/part-84-leak-repair-guide/https://getleakledger.com/blog/part-84-leak-repair-guide/Sun, 18 Oct 2026 12:00:00 +0000Who is covered, 20/30/10% leak rate thresholds, the 30-day repair clock, verification tests, inspections, chronic-leak reports and records under Part 84.https://getleakledger.com/blog/chronic-leak-report-march-1/https://getleakledger.com/blog/chronic-leak-report-march-1/Sun, 18 Oct 2026 12:00:00 +0000Appliances losing 125% of their full charge in a calendar year must be reported to EPA by March 1. What counts, what's in the report, how to catch it.https://getleakledger.com/blog/15-pound-rule-equipment/https://getleakledger.com/blog/15-pound-rule-equipment/Sun, 18 Oct 2026 12:00:00 +0000Part 84 leak repair covers appliances with 15 lb or more of HFC or GWP > 53 refrigerant. How it applies to racks, walk-ins, reach-ins, rooftops and CO2.https://getleakledger.com/blog/annualizing-vs-rolling-average/https://getleakledger.com/blog/annualizing-vs-rolling-average/Sun, 18 Oct 2026 12:00:00 +0000Both EPA leak rate methods worked through on the same service history, why they differ, the first-calculation rule for 2026, and common mistakes.https://getleakledger.com/blog/30-day-repair-clock/https://getleakledger.com/blog/30-day-repair-clock/Sun, 18 Oct 2026 12:00:00 +0000When the Part 84 repair clock starts, what initial and follow-up verification tests must show, when extensions apply, and inspections afterwards.https://getleakledger.com/blog/retrofit-retirement-plan/https://getleakledger.com/blog/retrofit-retirement-plan/Sun, 18 Oct 2026 12:00:00 +0000When Part 84 requires a retrofit or retirement plan, the seven things it must contain, the one-year schedule, relief requests and extensions.https://getleakledger.com/blog/part-84-vs-section-608/https://getleakledger.com/blog/part-84-vs-section-608/Sun, 18 Oct 2026 12:00:00 +0000Part 84 lowers the leak repair threshold to 15 lb for HFC systems, adds chronic-leak reports and automatic leak detection. A side-by-side for contractors.https://getleakledger.com/blog/automatic-leak-detection-1500-lb/https://getleakledger.com/blog/automatic-leak-detection-1500-lb/Sun, 18 Oct 2026 12:00:00 +0000Commercial and industrial refrigeration with 1,500 lb or more of HFC refrigerant needs automatic leak detection. Which systems, which dates, requirements.https://getleakledger.com/blog/service-records-for-customers/https://getleakledger.com/blog/service-records-for-customers/Sun, 18 Oct 2026 12:00:00 +0000Under Part 84 the contractor who services a covered appliance must give the owner a service record. What it contains and who calculates leak rates.