Decent Motor - UND Collaborative Energy Complex Elevator

OTIS Elevator with call panels on the door jamb, plus a decently loud motor.
Part of my elevator explorations at the University of North Dakota campus in Grand Forks, ND, with my friend Andy.
Model: OTIS, hydraulic.
Location: Collaborative Energy Complex. University of North Dakota, Grand Forks ND
Date of Recording: November 23, 2021
Camera: Google Pixel 5a
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