Picking up where we left off in Part 1 ( • Manual J Deep Dive (an... ), Alex Meaney shows a design where a 3.5 ton, a 4 ton, and a 5 ton air conditioner all match a Manual J load, and explores the fine points of practical applications of the 3 rules of Manual S:
1. Select equipment that can handle 100% of the humidity load (latent heat) at minimum
2. Select equipment that does not exceed cooling load by too much (15% for single stage equip, 20% for 2-stage, 30% for variable capacity)
3. Select equipment that does not exceed total capacity by too much (but this rule must be broken in some cases)
Check out Alex Meaney's trainings: MeanHVAC.com
Check out the Mitsubishi systems we selected for our forever home: • Ultimate HVAC Install ...
Watch Matt Risinger's video on the Build Show about my Manual J report tour:
• Your HVAC specs might ...
Watch Matt's video with Scott True, who's building high performance spec homes affordably: • LOW BUDGET Details For...
Learn more about the Science of Homes: BuildingPerfor...
Watch the first-ever TV series about the Science of Homes: HomeDiagnosis.tv
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