EM Lift Logic/Power Fault

the lift here is glitching out saying it has a power fault but still functions as per normal and changes between normal and power failure on the displays.

[@ky-hx9vw]

underated youtuber

[@ky-hx9vw]

good quality

[@ky-hx9vw]

next mr beast

[@ziontan0307]

There’s no sirens on the elevator