?I have a lennox G20 series switched form heat to cool and no blower fan condenser ok

Model # g20-q314-100-1 Serial # 5890A05729 Need a control board for this furnace. The Q314 in the Model# may be Q3/4. The auto setting on the thermostat will not activate the blower fan. I had an HVAC guy come out and diagnose and this is what he told me. Is a Lennox part the only way to go?...

We have a Lennox G20Q5/6E-150-1 furnace and an Aprilaire 8363 thermostat that has worked flawlessly for a number of years....UNTIL we added an Aprilaire 600 whole house humidifier. Now the system cycles in short bursts, seems to "brown out" like a slow loss of power, sometimes the humidifier...

Lennox G20 BCC does not keep fan running after heat demand satisfied. This is causing heat build up at the heat exchanger and causing the limit to trip. After the heat exchanger limit resets, the unit will come on again. I have replaced the BCC but the symptom remains. Any suggestions

Hi, I have a York system about 10 years. Its control board keep giving me problem. Most last year was the connection problem of the socket where the t-stat's 4 wires go in. I finally soldered a fly-wire for the W for heating issue last winter to fix it. Now, the summer comes and the cooling is...

Lennox, 20r-48 heat pump ac, roof mount in Phoenix, AZ outside temp 30-65 deg f. My heat pump makes a howl noise from the condenser fan and the fan speed is slow. Condenser coils frost outside but I haven't looked at the coils this time of the year in the past due to no need, (good performance...