Service Issues
Other 432
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 or dead display
This flow covers initial troubleshooting steps for common operational anomalies encountered during routine service checks.
No power or dead display Review
This flow guides the user through secondary diagnostic procedures when initial checks do not resolve the reported issue.
Controller or electronics problem
Use this when controller, harness, board, or low-voltage electronics evidence is involved.
Cooling or refrigeration problem
Use this when the machine is not staying cold or refrigeration components are involved.
Door, latch, or lock problem
Use this when the door, latch, lock, gasket, or seal is the visible problem.
Machine Context
Areas This Machine May Use
Use these areas as orientation only. Open a specific issue before following diagnostic steps.