If a vacuum cleaner shuts off while you are using it and won't turn back on, it may not necessarily be completely broken, but it does indicate that there is some issue or malfunction. Several reasons could cause this problem, and some of them are fixable, while others may require professional repairs or replacement.
Here are some common reasons why a vacuum cleaner might shut off and not turn back on:
Overheating: Many vacuum cleaners have built-in thermal protection mechanisms to prevent overheating. If the vacuum motor gets too hot during use, it may shut off automatically. In such cases, the vacuum will usually turn back on once it cools down. If this happens, it's essential to let the vacuum cool for a while before attempting to use it again.
Clogged filters or hoses: Blocked filters or hoses can restrict airflow, causing the vacuum motor to overheat and shut off. Cleaning or replacing the filters and ensuring there are no obstructions in the hoses can often solve this issue.
Electrical issues: Problems with the power cord, plug, or internal wiring can lead to power supply interruptions. Check for any visible damage to the cord or plug and try using the vacuum on another outlet to rule out electrical problems.
Faulty switch or motor: A malfunctioning power switch or a faulty motor can cause the vacuum to shut off and not turn back on. In such cases, you may need to have the switch or motor repaired or replaced by a professional technician.
Full dust bag or canister: If the dust bag or canister is full, it can impede airflow and cause the vacuum to shut off. Empty the bag or canister and check for any other blockages before trying to use the vacuum again.
Broken belt: For vacuum cleaners with a beater bar, a broken or stretched belt can cause the motor to shut off. Replacing the belt could resolve the issue.
If you have checked the possible causes mentioned above and your vacuum cleaner still won't turn on, it's best to consult the manufacturer's manual (if available) or contact their customer support for troubleshooting assistance. If the vacuum is still under warranty, you might be eligible for repair or replacement services through the manufacturer. Otherwise, you can take it to an authorized service center or a professional appliance repair technician to diagnose and fix the problem.