916

FORCING FAULT

Otis · DSD 412 Elevator System

What does 916 mean?

The prohibit rotation bit was removed while the loop was picked-up. This fault can only occur when using the handheld PCDU, indicating an incorrect operational sequence.

Common Causes

  • Incorrect sequence of operation when using the handheld PCDU.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Review the operational sequence when using the handheld PCDU to ensure the prohibit rotation bit is not removed prematurely.

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Verified technical data. Last updated: March 2026

Related Faults

97OVERSPEED FAULT117/118SERIAL COMMUNICATION FAULT410SPEED ERROR TRIP FAULT
Source: Otis DSD 412 Elevator System
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