Service Issues
USI USI 3053
Choose the problem first, then open the focused route for tools, safety notes, locator help, parts status, and checklist steps.
Issue Finder
What Problem Are You Seeing?
Search symptoms, filter by system, then open the matching route.
No Power — Complete Diagnostic Flow
This flow guides you through systematically checking the power path, starting from the external source and moving inward to the machine's internal components to determine the root cause of a complete power failure.
Cooling or refrigeration problem
Use this when the machine is not staying cold or refrigeration components are involved.
Delivery sensor or bin problem
Use this when delivery bin or product-detection sensor clues are present.
Payment or money acceptance problem
Money, validator, coin, bill, or card-reader clues point to this route.
Product not dispensing
Use this when the product path, tray, spiral, vend motor, or delivery path is suspect.
Machine Context
Areas This Machine May Use
Use these areas as orientation only. Open a specific issue before following diagnostic steps.