Otis · 400 Elevator
Indicates that the cup product detect transmitter, receiver, or the oscillator on the cup board has malfunctioned. This prevents accurate detection of cups and can halt vend operations, leading to product delivery issues.
Click steps to track your progress.
Check continuity in the cup transmitter and cup receiver harnesses.
Replace the transmitter and/or receiver harness if found faulty.
If harnesses are not faulty, replace the cup board, transmitter board, and receiver board.