Open Cash Box

Cash Box Open

Otis · 400 Elevator

What does Open Cash Box mean?

Indicates that the cash box is detected as open. This is typically a security alert or an indication that the cash box sensor is faulty, preventing secure operation.

Common Causes

  • The cash box is physically open.
  • Malfunction of the cash box sensor.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Inspect the cash box door and latching mechanism for proper closure and physical damage.

  2. 2

    Locate and Inspect the cash box open/close sensor for physical damage, misalignment, or obstructions.

  3. 3

    Check the wiring and connections between the cash box sensor to the elevator control unit for integrity and tightness.

  4. 4

    Verify the cash box sensor's input status on the elevator diagnostic interface or HMI while manually operating the cash box door.

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Verified technical data. Last updated: March 2026

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