Past Compressor Amperage Thresholds Reveal Whether HVAC Repair or Replacement Makes Sense
https://precision-bonded-hvac.iamarrows.com/proper-system-sizing-and-manual-j-load-calculations-prevent-hvac-undersizing-in-sacramento-homes
Whether a new HVAC system is worth it depends on measured diagnostic standards for your current unit's no-cool or no-heat fault