There are a number of issues that can occur with the coffee machine, such as:
Coffee pots not filling all of the way
Coffee machine simply not brewing
Sparks from the coffee machine's outlet
Leaking from the plumbing behind the machine
Dripping from the hot water tank
In these situations, we'd request you to reach out to your DM or james first. your dm will provide the next steps, if approved to call BUNN, here is their contact.