07 Optimax 75HP-approx 100 hrs.
Kill switch on 1beep cranks no start.
kill switch off no beep cranks no start.
cables , connections in great shape.
spins over rapidly, doesn’t start.
Fired up as usual at ramp, ran great as usual same morning.
Died in gear barely moving, hasn’t hit a lick since.
check battery cranking for 11.2V ?
check for spark?
What are some things to check?
TYIA!!