Answer:

OPERABLE

AnswerCrossword Clue
OPERABLEIn working order
OPERABLEFit for service
OPERABLEIn working condition
OPERABLESurgeon's favorite word?
OPERABLEReady for use
OPERABLEFit for use
OPERABLEIn working order, as a vending machine
OPERABLECapable of performing
OPERABLEIn working order, as a machine