Coil and drain maintenance for a Broadway Mitsubishi system
At this Broadway home, maintenance on a Mitsubishi air handler and single-zone outdoor unit included attention to the parts that handle both airflow and water. Our technician changed the filter, sanitized the coils and serviced the indoor drainage components during the visit.
Cleaning the coils and checking the drain
The indoor and outdoor coils were sanitized. Inside, the drain pan was treated and tested, and the P-trap was cleaned out and tested. The technician also checked the blower wheel and electrical connections, which looked good.
Operating checks included static pressure and temperature rise across the unit. Both were reported as good. The technician also documented operation in heating and cooling during the visit.
A connection detail to keep watching
The refrigerant connections received attention as well. The technician observed residue on an outdoor vapor-line connection but did not identify an active leak during the inspection. Continued maintenance was recommended to keep an eye on the fittings.
Drain care is easy to overlook until water becomes a household problem. Cleaning and testing these components was part of looking after the existing equipment. The note about residue also gave the homeowner something specific to track at future visits, without treating an observation as a confirmed leak or an immediate repair.
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