Is the Y2 connection correct in the air handler and thermostat for the Goodman GLZS4BA4210 AC Condenser, given that the condenser unit is not starting, has 220 volts, and the R and Y2 terminals show 24 volts?
The Goodman GLXS4BA4210 (which is a similar model to your GLZS4BA4210) user manual emphasizes that installation and troubleshooting of AC condensers require specialized knowledge…