Daikin-McQuay 4009542 Circuit Board R-22 you should see 24V

you should see 24V

it is also listed as compatible with CWN399PM and CWN500PM models

Can I use this to replace a non-lockout L62AA model

and frame size for simple installation

Daikin-McQuay 4009542 Circuit Board R-22 you should see 24VFor service professionals managing a "U4" or "E30" error code on high performance split systems, the Daikin McQuay 4009542 Circuit Board is the precise field ready solution. This genuine OEM replacement board (sometimes listed as PCB CTXS07LVJU) is the primary command module for indoor units, coordinating the electronic expansion valve (EEV) and fan motor communication pulses for stable refrigerant flow. As an official Daikin HVAC part, it ensures