Mitsubishi Electric Lossnay VL-250CZPVU-L-E Handbook page 69

(3) Remove the PCB cover
[1] Remove the heat exchanger. ... Refer to (2).
[2] Remove the PCB plate.
For VL-350CZPVU-L type
Raise this side of the PCB plate a little bit and pull it until the hook at the deepest location (indicated by
is unhooked, and then remove the PCB plate by rotating it.
For VL-350CZPVU-R type
Raise the PCB plate a little bit and pull it so that it is not disturbed by the EA fan motor, and then remove
the PCB plate by rotating it.
PCB plate
PCB plate
─ 69 ─
EA fan motor
PCB plate
)
PCB plate
PCB plate
EA fan motor