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ErrorLib — Industrial Fault Code Library

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Coin Jam

Coin Jam

Otis · 400 Elevator

What does Coin Jam mean?

Indicates a general coin jam within the changer mechanism, obstructing the coin path and preventing normal operation of coin acceptance or dispensing.

Common Causes

  • A physical jam of coins within the coin changer mechanism.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Inspect the coin changer mechanism's coin path and coin return slot for visible foreign objects or jammed coins.

  2. 2

    Verify the input supply voltage to the coin changer module is within specified limits at its terminal block.

  3. 3

    Inspect all data and power cabling connected to the coin changer module for damage, loose connections, or corrosion.

  4. 4

    Check the associated diagnostic interface or parameters on the Otis 400 elevator's control panel for specific status related to the coin changer module's operation.

Browse all codes in this manual (41)
Verified technical data. Last updated: April 2026

Related Faults

Bill JamBill JamBill MotorBill Validator Motor DefectiveBill SensorBill Sensor Error
Source: Otis 400 Elevator
Open Manual (Page 20)Search more codes in this manual