Geared Motor DC Brake Fault Symptom 1: The Brake Does Not Operate Cause analysis and solution: 1. Unpowered power supply - power supply 2. To make the pad worn out——replace the pad with a new one 3. The gap is too large - adjust the gap 4. Insufficient power supply voltage - provide correct voltage 5. The power supply is damaged - replace the power supply 6. Foreign body invasion - cleaning parts 7. Use the wrong voltage - use the correct voltage 8. The wiring is disconnected - re-wiring 9. To make the chip stuck - clean the parts 10. The brake coil is burnt out - replace the brake coil with a new one Geared Motor DC Brake Fault Symptom 2: Brake Movement Cause analysis and solution: 1. The pad is worn out——replace the pad with a new one 2. The gap is too large - adjust the gap 3. Lai Ling film is stained with oil - clean the Lai Ling film 4. Too much load - redesign 5. The brake surface is skewed - replace parts 6. The downward momentum is too large - the mechanism is redesigned 7. Wrong model selection - choose the correct model 8. The ambient temperature is too high - review the ambient temperature