SC Air Conditioning Practice Questions - South Carolina Air Conditioning Contractor Examination Exam

Air filters in a comfort-cooling air handler should be located:

Downstream of the evaporator coil so the coil stays dirty and 'protected' Upstream of the coil so they protect the coil and blower from dirt In the condensate drain only Only at each supply diffuser

Correct Answer:

Upstream of the coil so they protect the coil and blower from dirt

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