Upgraded the customer’s old mercury thermostat to a Honeywell T6 Pro WiFi smart thermostat. Walked the homeowner through the app setup for remote temperature control. Performed a static pressure test on the ductwork and inspected the plenum for mold growth.
Conducted a comprehensive tune-up on a 5-ton Goodman package unit. Replaced the dirty 20x25x1 pleated air filter. Inspected the blower motor belt for wear and tension. Cleared the evaporator drain pan and added algae tablets to prevent future blockages.