When Removing Only The Control Circuit Board - Mitsubishi Electric LGH-F300RVX-E Handbook

[9] Unscrew the screws (two PT screws 4×8, indicated by
), and remove the reactor.
(5) Control parts (For LGH-F1200RVX-E)
Precaution
Before replacing the circuit boards, see (6) Procedures for replacing the circuit boards (on pages 45 to 47).

When removing only the control circuit board

[1] Unscrew the black screws (three special screws 4×8,
indicated by ) to remove the control cover.
[2] Check that LED4 on the circuit board is OFF, and then
disconnect the connectors (indicated by
control circuit board.
[3] Unscrew the screws (two PT screws 4×8, indicated by
), and remove the control circuit board.
) from the
─ 43 ─
Reactor
Control cover
Control circuit board