TM 9-2320-361-34 15-24. 115- AND 24-VOLT WIRING HARNESS REPLACEMENT (Contd) 39. Install cover (15) on multibreaker box (12) with four new lockwashers (13) and screws (14). 40. Install cover (11) on blackout switch (10) with four new lockwashers (17) and screws (16). FOLLOW-ON TASKS: ● Install blackout light switch (TM 9-2320-361-20). Install converter receptacle (TM 9-2320-361-20). Install blower motor receptacle (TM 9-2320-361-20). Install power switch (TM 9-2320-361-20). Install 24-volt DC receptacle (M185A3) (para. 15-19). Install 115-volt AC receptacle (para. 15-18). Install lamp and domelight assemblies (TM 9-2320-361-20). Connect battery ground cable (TM 9-2320-361-20). 15-99