HVAC Tips Articles
Practical guides and resources written by HVAC technicians in the HVAC Tips category.
Is the EPA 125% Leak Rate Cumulative? Chronic Leaker Reporting, Explained
It is cumulative. The 125% figure is the total one appliance lost across a calendar year — every small leak you found and repaired, added together — and not a single runaway leak that has to exceed 125% on its own. Here is the wording that settles it, which appliance you report and which you do not, what happens to a leak that straddles 31 December, and the four places the section genuinely does not say.
Does the EPA Leak-Repair Rule Apply to Your Unit? A Charge Guide by Equipment Type
Before you work out a leak rate, work out whether you owe one. The federal leak-repair rule starts at 15 pounds of HFC charge, and a 4-ton packaged unit is usually nowhere near it. Here is roughly what each kind of equipment holds, why the nameplate settles it, and what you still owe on a unit that is exempt.
EPA Leak Rate Thresholds: 10% / 20% / 30% — Section 608 Exam Answers (2019 & 2026 Rules)
Studying for the EPA 608? The answer is 10% comfort cooling, 20% commercial refrigeration, 30% industrial process refrigeration — the same three thresholds under the 2019 Section 608 rule and the 2026 HFC rule. Plain-English explanation plus direct answers to the exam questions.
The True Cost of a Lost Serial Number on a Rooftop Unit
It's just a number — until you need it for a warranty claim, a parts order, or an EPA refrigerant report. Here's what losing it actually costs.
What Is SEER Rating and Why It Should Live in Your Equipment Records
SEER tells you how efficient a system is — and knowing it for every unit in your portfolio matters more than most people realize.
Frequently Asked Questions
Everything you need to know about the Equipment Tracker Pro blog.
What topics does the Equipment Tracker Pro blog cover?
We publish articles on HVAC preventative maintenance, EPA 608 refrigerant compliance, AI scanning technology, and mobile CMMS workflows.
Who writes the articles on this blog?
Articles are authored by Jonathan Curtis, our founder and HVAC technician, along with the Equipment Tracker Pro team.
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