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Matthew YoungAug 10, 2025
What to do if Thermal Dynamics A40i Cutter shows fault and indicators flashing with Error Code E004?
- AAndrea GarrisonAug 10, 2025
If the fault indicator is flashing and Error Code E004 is displayed, check the following: 1. Ensure the shield cup is hand-tightened until snug. 2. Make sure the torch ATC is securely fastened to the unit. 3. If the problem persists, replace the torch and leads or return to an authorized service center for repair or replacement. 4. If all else fails, return the unit to an authorized service center for repair or replacement, as there may be failed components.