How do I correctly measure static pressure across the evaporator coil and blower compartment of my gas furnace to determine if my ductwork is properly sized for a 3-ton replacement condenser?
Download run
Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
How do I correctly measure static pressure across the evaporator coil and blower compartment of my gas furnace to determine if my ductwork is properly sized for a 3-ton replacement condenser?
1 real search · 1 real-search pass
HVAC total external static pressure measurement evaporator coil pressure drop manufacturer technical guide inches water columnGoogle ↗
OBSERVEDReason
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (1)
Classes come from the query-classifier (a local Laya model). 1 of 1 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT1 real searches · gpt-6
HVAC total external static pressure measurement evaporator coil pressure drop manufacturer technical guide inches water column Google ↗
- SERVICING Two Piece Air Handler External Static P · daikincomfort.com
- Total External Static Pressure (TESP): A Basic Review · hvacrschool.com
- Estimating Airflow Using Static Pressure Measurements & Flow Tables · bpa.gov
- Measuring airlfow by pressure drop across an evaporator coil · trutechtools.com
- Preview · escogroup.org
- Technical Bulletin · calcerts.com