Using an upright vacuum without a bag for an extended period can have negative effects on the vacuum's performance and internal components. While I can't physically inspect the vacuum, I can provide some insights on the potential issues and whether it might still be usable or not.
Loss of Suction Power: Vacuums are designed to work efficiently with a bag to collect and contain dust and debris. Without a bag, the vacuum's filters and internal components can become clogged with dirt, reducing suction power significantly.
Dust and Debris Buildup: Even if you removed the dust as best as you could, some particles may still remain in hard-to-reach areas, leading to ongoing performance issues.
Motor Damage: The increased workload on the vacuum's motor due to the lack of proper airflow and increased friction from debris can potentially cause overheating and damage to the motor.
Filter Damage: The absence of a bag can lead to excessive dirt and debris entering the vacuum's filters. Over time, this can damage or clog the filters, reducing their effectiveness.
Considering these potential issues, it's possible that the vacuum's performance has significantly deteriorated, and its lifespan may have been shortened. However, it's not necessarily "junk" just yet. Here's what you can do:
Inspect the Vacuum: Open up the vacuum and inspect its internal components. Check for excessive dust and debris buildup on the motor, filters, and other areas. Clean these components thoroughly.
Replace Filters: If the filters are damaged or heavily clogged, consider replacing them with new ones. Properly functioning filters are essential for maintaining suction power and preventing dust from being released back into the air.
Test Its Performance: After cleaning and potentially replacing filters, test the vacuum's performance. See if the suction power has improved and if it's picking up dirt effectively.
Consider Professional Service: If you're not comfortable disassembling the vacuum or suspect there might be deeper issues, consider taking it to a professional vacuum repair service. They can assess the vacuum's condition and perform necessary repairs.
Keep in mind that the effectiveness and usability of the vacuum will depend on its specific condition and the extent of damage caused by using it without a bag. If, after cleaning and potential repairs, the vacuum still performs poorly or experiences frequent issues, it might be more cost-effective to invest in a new vacuum cleaner.