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
Inspect the coin changer mechanism's coin path and coin return slot for visible foreign objects or jammed coins.
- 2
Verify the input supply voltage to the coin changer module is within specified limits at its terminal block.
- 3
Inspect all data and power cabling connected to the coin changer module for damage, loose connections, or corrosion.
- 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.
Verified technical data. Last updated: March 2026
Related Faults
Source: Otis 400 Elevator