Several Common Alarm Solutions for Fiber Laser Cutting Machine Height Controller

Common Fiber Laser Cutter Alarms & Solutions

Faced with the common alarms of the fiber laser cutting machine height controller, we need to take appropriate solutions to ensure the normal operation and safety of the equipment. 

Here are some common fiber laser cutting machine alarm problems and their solutions for your reference:

1. "Laser Power Supply Fault"

Causes: Overload, damaged module, poor cooling

Solutions:

✅ Ensure proper cooling (water/air flow)

✅ Restart the machine to reset the alarm

✅ Inspect/replace power supply if needed

2. "Lens Contamination/Damage Alarm"

Causes: Dust, metal spatter, cracked lens

Solutions:

✅ Clean mirrors/focus lens with alcohol wipes

✅ Replace scratched or broken optics

✅ Check cutting gas quality (avoid dust buildup)

3. "Low Air Pressure Alarm"

Causes: Insufficient air supply, leaks, faulty valve

Solutions:

✅ Verify air compressor/bottle pressure (≥0.6MPa)

✅ Check hoses and fittings for leaks

✅ Clean or replace solenoid valves

4. "Over Travel Alarm"

Causes: Limit switch triggered, servo motor issue

Solutions:

✅ Manually move axes back within range

✅ Test/replace faulty limit switches

✅ Recalibrate servo driver parameters

5. "Cooling System Alarm"

Causes: Overheating, pump failure, clogged lines

Solutions:

✅ Refill coolant and check circulation

✅ Clean filters; replace dirty coolant

✅ Maintain ambient temperature <35°C

6. "Communication Error"

Causes: Loose cables, control card failure, software glitch

Solutions:

✅ Reconnect data cables/fiber optics

✅ Reboot the control system

✅ Reinstall/update control software

Quick Troubleshooting Steps:

⚠️ Reset alarm → Check critical parts (power/optics/air supply) → Contact support if unresolved.