When you call ECM, highly-trained comfort advisor shows up, armed with the technology and diagnostic tools.
Measure the size of the handler stand 15.
Enlarge Supply Duct Plenum to match new c air flow requirements 25.
Enlarge Return Duct Plenum to match new c air flow requirements 26.
Enlarge Supply Duct to each Hot Room for proper air flow 29.
Measure the return air grill 150 Sq inches ton minimum 31 Ton A C ( 150 4 = 600 Sq.
Open Electrical Panel and Visually inspect the condition of Buzz Bars for overheating 35.
Open Electrical Panel and Visually inspect the size of wiring and circuit breakers 36.
Inspect AMP of A C circuit breakers for code compliance 37.
Electrical Box requires INCH from the side of A C for code compliance 49.
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