TAM9 / TEM8 / TEM6 / TEM4 electric heat and control stages

Look up Trane TAM9, TEM8, TEM6 and TEM4 heater kits by kW, amps, MCA and MOP, check minimum heat airflow, and set heater size and control stages (TAM9 10 kW = 2, TEM8 10 kW = 1) to clear ERR 123.00.