Fujitsu AB*30LBAG series Service Instruction page 114

Remove the 1 mounting screw.
Remove the INVERTER BOX COVER upward.
Remove the connector and cords.
W6 (Black)
F
E
Twist W6 and W7
2 times or more.
W7 (White)
W200 (Red)
VIEW - E
10-21
INVERTER BOX COVER
Hook (2 places)
W1 (Black)
W2 (White)