It was an awkward conversation, bringing a technician nearly twice my age into my office for a talk. “I'm good at fixing units. I'm not some fancy-talking sales tech,” the technician half-mumbled as I sat looking at him. “The customer complained that you made them feel uncomfortable, you were unfriendly, and you tracked dirt in […]

When mounting a TXV bulb or checking bulb placement, there are a few important considerations (listed in order of importance): Mount the bulb on the suction line. Flapping in the breeze is no good. Mount it TIGHTLY with a proper metallic strap (usually copper, brass, or stainless steel)—not with zip ties or tape. Position it on […]

Technicians have to make flare fittings in the field every day. Most of the time, the application is for mini-split/ductless installs. However, you may encounter certain situations where flared fittings are more practical than a braze joint. Regardless of the reason, flared connections are notorious in our trade for being popular leak areas. Either the flare […]