1971 Otis elevators Part 2 - The motor room
6:35
1958 Gearless Traction Otis Elevator Machine Room tour
25:17
Really old SCREW FACTORY LIFT - everything explained (inc motor room)
8:02
Elevators Preventive Maintenance
16:27
A lift with a CLUTCH! See how a TWO SPEED lift worked in 1952 (rare lift!)
14:56
OTIS FLOOR SELECTOR movie - A beginners guide to how it works.
28:05
ABANDONED TOWER EXPLORE - Rare ACONIC transistor lift control system from 1970s
14:43
OLD 1970s OTIS elevator machinery - lift motor room tour
4:20