Performed maintenance on a Trane package AC and made sure it was cooling.
Tuned up the hvac on a commercial unit.
Fixed a Trane AC that needed a start kit.
Diagnosed a Rheem ac that had a leaking evaporator.
Fixed a Lennox ac that needed a leak sealed.
Fixed an ac that needed a new TXV.
Fixed a clogged drain.
Diagnised an ac that has a leaky condensor that needs replacing.
Fixed a furnace that had a tripped switch.
Diagnosed a duct system that was poorly designed and needs to be resized.
Fixed a Lennox furnace that had a dirty flame sensor.
Diagnosed a furnace that had a cracked heat exchanger which needs replacement.
Fixed a furnace that had a broken ignitor.
Sealed an air leak in a furnace.
System not heating due to bad ignition module