Appliance Repair Questions? Ask a Technician for Answers ASAP
For your future reference....Videos
Extreme Cleaninghttps://www.youtube.com/watch?v=AxiuZUgEGXoA faulty Clip issue
Also a good idea to clean the terminals of machine and base with a pencil eraser (yes, that is what I said) Mild corrosion/dust etc can create a poor connection.
Unless the battery needs replacingTo test battery, use a multimeter after the above cleaning to see if it is holding charge
Let me know how you get on