Common CST Failures & Fixes – Independent Alternatives

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If you’re running CST (Control Systems Technology) belt weighers, many users report common pain points such as screen failures, excitation faults and controller Alarms. We’ve seen it all — and we offer independent aftermarket solutions that keep your systems running without the OEM cycle of cost and downtime. 

 Symptoms:

• Screen goes black or dim
• Dead pixels or lines across the display
• Display contrast unreadable in sunlight
   

Why it happens:

• Backlight or LCD element failure
• Environmental ingress or vibration fatigue
• OEM display parts are often challenged by harsh WA sun and heat exposure
   

Our fix:

• Fit a compatible replacement display or upgrade to a more robust alternative
• Shielding and mounting improvements for better life in tough conditions

Symptoms:

• Controller won’t excite load cells
• Error codes or flatline signal
   

Why it happens:

• Power supply instability
• Excitation driver components burning out
• Poor component termination
   

Our fix:

• Install compatible aftermarket excitation boards with correct rating 
• Inspect cable spec, grounding, and junction boxes
• Provide faster replacement stock than OEM wait times

 Symptoms:

• CST controller with Coms Alarms
   

Why it happens:

• Firmware sometimes requires reflashing to address recurring issues
   

Our fix:

• Supply compatible controllers tested in local WA sites
• Improve power supply and shielding

 Symptoms:

• System offline waiting for “genuine” spares
• High costs for OEM parts often reported
   

Our fix:

• Stock or source compatible aftermarket parts locally in WA
• Faster installs and commissioning
• Independent, cost-effective solutions