Tube Jam XX

Coin Tube Jam

Otis · 400 Elevator

What does Tube Jam XX mean?

Indicates a coin tube jam error for a specific coin type (XX). This obstructs the flow of coins within the changer's tubes, preventing proper dispensing or storage for that coin type.

Common Causes

  • A physical jam of coins in a specific coin tube (XX).

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Inspect the specified coin tube (XX) for visible obstructions, such as bent coins, foreign objects, or debris, and carefully remove if present.

  2. 2

    Verify that the coin type (XX) sensor, typically located at the entry or exit of the tube, is clean, unobstructed, and correctly aligned.

  3. 3

    Check the mechanical integrity and proper alignment of the coin tube (XX) and any associated coin gate or dispensing mechanisms for smooth operation.

  4. 4

    Measure the supply voltage to the coin changer assembly to ensure it is within the manufacturer's specified range for proper solenoid and motor operation.

  5. 5

    Inspect all electrical connections and wiring leading to the coin tube's solenoids, motors, or sensors for looseness, damage, or corrosion.

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

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