Carrier furnace no heat
Water heater installation
Lennox furnace gas shut off no heat.
Air conditioner install
Comfortmaker air conditioner install.
State Select Water Heater, no hot water; Dirty thermocouple
Replacement AC. Turned out to be a shorted 2 wire. Replaced low voltage wire. Unit working.
Water heater repair service A.O Smith hot water heater: Works intermittenly, replaced thermocouple for efficiency.