Dust Collector: Common Fault Troubleshooting and Preventive Maintenance – A Practical Guide to Improve Dust Removal Efficiency

I. Dust Collector Suction Reduction: Quick Positioning and Solutions

In the use of dust collector, suction reduction is a frequent issue. First, check if the filter element clogs. Especially in dusty environments like metal processing workshops, dust easily accumulates and blocks air flow. Second, see if the suction hose bends – this directly affects air circulation. Besides, insufficient motor power may also cause suction decline, so confirm if the equipment matches operation needs. For example, a 3KW motor may fail to handle large-area dust removal.

II. Dust Collector Body Overheating: Cause Analysis and Responses

Body overheating shortens the service life of dust collectors. First, dust covering heat dissipation holes is the main cause – long-term neglect traps heat. Second, continuous operation beyond rated working hours (such as 2 hours for some models) also causes overheating. Moreover, bearing wear increases motor load and indirectly raises temperature, so check regularly and replace worn parts.

III.Dust Collector Preventive Maintenance: Core to Reduce Fault Rate

（1）Daily Cleaning and Component Inspection

Clean dust on the filter element surface daily with a soft brush to prevent dust buildup from blocking airflow. Check the suction hose for cracks or blockages weekly—even small damages can reduce suction, so replace worn hoses promptly. Unclog heat dissipation holes monthly using compressed air to clear dust, ensuring the motor stays cool during operation. For high-frequency use equipment, such as continuous operation models in factory workshops, double the inspection frequency: clean the filter element twice a day, check the hose every three days, and clear the heat dissipation holes biweekly. This extra care helps ensure all components run flexibly and avoids sudden breakdowns during peak production.

（2）Consumable Replacement and Performance Testing

Replace the filter element every 6 months, and timely replace vulnerable parts like bearings according to wear conditions. Also, conduct suction tests monthly, record suction data under different working conditions, and use it as reference for equipment debugging to avoid dust removal effect degradation.

IV. Summary

Proper troubleshooting and preventive maintenance of dust collectors can effectively reduce issues like suction reduction and body overheating. Regular cleaning of the filter element and timely replacement of consumables ensure stable equipment operation, improve dust removal efficiency in industrial production, and support a clean workshop environment reliably.