Mitsubishi HVAC Unit MSZ-GS18NA

Remove the panel and right corner box

Disconnect connectors from the Indoor electronic control P.C. board

Unhook the catch on the left side of the control P.C. board holder

Pull the control P.C. board holder open at 90 degrees

Remove the control P.C. board holder from the axial rod on the electrical box

Remove the room temperature thermistor from the back side of the control P.C. board holder

Unhook the catches of the control P.C. board holder and open it

Remove the indoor electronic control P.C. board from the control P.C. board holder

Remove the panel (Refer to section 1)

Control Board and Assembly Removal

Remove the control P.C. board holder

Remove the screws fixing the motor bed

Remove the panel (Refer to section 1)

Control Board and Electrical Box Removal

Remove the control P.C. board holder

Remove the electrical box (Refer to section 2)

Nozzle Assembly and Vane Motor Removal

Pull out the drain hose from the nozzle assembly

Remove the panel (Refer to section 1)

Disconnect the following connectors from the Indoor electronic control P.C. board

Control P.C. Board Holder Removal

Unhook the catch on the left side of the control P.C. board holder

Pull the control P.C. board holder as if opening the door at 90 degrees

Remove the control P.C. board holder from the axial rod on the electrical box