Troubleshooting My Philips hand blender does not work as it should If your Philips hand blender does not work as it should, there might be a simple solution. Discover how to mend it yourself below. It was used for a long period of time When your hand blender is used for a long period of time without interruption, it could stop working as it should. If this is the case, please stop using the appliance and let it cool down for 60 minutes. If the problem persists, contact us.