: Look for the number printed directly on the green or blue solder mask of the board. It may be accompanied by a secondary manufacturer part number (often starting with "HK" or "CE").
: Ensure the plastic standoffs or mounting screws are secure. Do not overtighten, as this can crack the PCB traces.
: It acts as the "brain" for specific sub-systems, such as fan speed control, damper modulation, or sensor data processing. Installation & Safety Guide
: Look for the number printed directly on the green or blue solder mask of the board. It may be accompanied by a secondary manufacturer part number (often starting with "HK" or "CE").
: Ensure the plastic standoffs or mounting screws are secure. Do not overtighten, as this can crack the PCB traces. 4828-0100594
: It acts as the "brain" for specific sub-systems, such as fan speed control, damper modulation, or sensor data processing. Installation & Safety Guide : Look for the number printed directly on