Atlas Copco Compressor Fault Code 1554

While the terms are often used interchangeably, Code 1554 often appears when the on the compressor itself has been pressed, or when a remote Emergency Stop signal has been received.

Atlas Copco uses a dedicated safety relay module to monitor the E-stop circuit. If this relay coil burns out or the internal logic fails, the controller sees an open circuit. This is more common on older machines (10+ years).

Before calling a service technician, follow this systematic approach. atlas copco compressor fault code 1554

If code 1554 returns after reset, you have not resolved the root cause. Do not continue to reset—call a qualified Atlas Copco technician.

When fault 1554 occurs, you will typically observe: While the terms are often used interchangeably, Code

While the steps above are DIY-friendly, there are situations where you need an Atlas Copco certified technician:

: Occasionally, a software glitch or a manual override in the controller settings can trigger the alarm prematurely. Troubleshooting and Resolution Steps This is more common on older machines (10+ years)

If any of these contacts open (the button is pressed, a wire vibrates loose, or a relay fails), the continuity is broken. The controller detects this open circuit and triggers Fault Code 1554. The machine will not start, or it will cut power immediately.