Mitsubishi Heavy Industries SRK100VNXWZRF Service Manual page 180

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11.To remove the printed circuit board (PCB)
≪Control PCB≫
(1) Remove the service panel.(See No.1.)
(2) Pull off all the inserted connectors of control PCB.(Pic. ①)
Remove wiring fixing screw of noise filter PCB.(◇ mark, Pic.①)
(4) Take off 5 control PCB fixing locking supports and remove control PCB.(○ mark, Pic.①)
≪Inverter PCB≫
(1) Remove the service panel.(See No.1.)
(2) Remove 2 plate fixing screws and open plate.(□ mark, Pic.①)
(3) Pull off all the inserted connectors of inverter PCB.(Pic.②)
(4) Remove all wiring fixing screws of inverter PCB.(Pic.②)
(5) Take off 6 inverter PCB fixing locking supports and remove inverter PCB.(○ mark, Pic.②)
≪Noise filter PCB≫
(1) Remove the service panel.(See No.1.)
(2) Pull off all the inserted connectors of noise filter PCB.(Pic. ①)
(3) Remove all wiring fixing screws of noise filter PCB.(Pic.①)
(4) Take off 4 noise filter PCB fixing locking supports and remove noise filter PCB.(△ mark, Pic.①)
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'22 • PAC-SM-422