Service Issues
VendnetUSA 3136 / 3137 / 3138 / 3139
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.
Refrigeration - Compressor Not Running
This diagnostic is performed when the machine is warm and the refrigeration compressor does not start or run.
Motor Test - Single Selection
This procedure tests an individual product selection motor using the machine's built-in test mode.
Blank Display - Power Supply Diagnostic
This procedure systematically checks the power input and low-voltage supply when the display is completely blank and the machine appears non-functional.
Motor Test - Entire Row
This procedure tests all motors within a specific product row using the machine's built-in test mode.
Motor Test - All Configured Selections
This procedure tests every motor in the machine through the built-in test mode.
No Vend When Selection Is Made
This diagnostic addresses situations where a customer or operator makes a selection, the machine accepts it, but no product is dispensed, and no motor sound is heard.
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.
Water Flow or Fitting Service
Use this when water taste, pressure, filters, tubing, fittings, or leaks are involved.
Machine Context
Areas This Machine May Use
Use these areas as orientation only. Open a specific issue before following diagnostic steps.