Being so bulky and heavy, the XL Plus isn’t suited for homes in the same way as the classic.. Henry XL Plus Specification.
The thermal cut-out switches off the machine if there isn’t enough airflow through the vacuum to cool the motor, which leads to overheating.Switching off the Vax reduces the chance of damage to the motor and may even prevent a fire..

In other words, overheating is usually caused by.reduced airflow through the vacuum.We need to restore the airflow if we want to prevent the thermal cut-out from being activated.. Keep in mind that an overheating vacuum will usually work for a while, before cutting out during use.

If your vacuum cleaner won’t start at all – even if you’ve left it more than 24 hours to cool down – then overheating is probably not the issue.. Why Does a Vax Vacuum Overheat?.There are several reasons why a Vax may overheat.

Here’s an overview of the most common, with tips for solving the issue.. Don’t Ignore the Thermal Cut-Out.
Never try to use your Vax vacuum cleaner if it’s overheating.. Switch it off and allow 24 hours for it to cool, while trying to solutions below.Drainage System.
For larger vacuums that are heavy when full, you really need a drainage port.Picking up a big wet and dry vacuum that’s filled with water isn’t easy!.
A drainage port might not be so important for smaller wet and dry vacuums, but it’s still a useful feature to have.. Summary.Wet and dry vacuums are the workhorses of the vacuum market.
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