The answer to 'how to clean air handler' is to regularly clean the air handler unit to maintain efficient operation and indoor air quality. This involves removing and cleaning the air filter, wiping down the interior surfaces, and checking for any blockages or debris buildup.
Start by turning off power to the unit and removing the access panel. Carefully remove the air filter and rinse it with clean water to remove any dust or debris. Wipe down the interior surfaces of the unit using a damp cloth and mild detergent. Be sure to avoid getting any electrical components wet. Check for any blockages in the drain line and clear them if needed. Once cleaned, replace the filter and access panel, then restore power to the unit.