Samsung Washer WA70U3 Parts

This checker switch assembly is the control-selector used to engage diagnostic checks and send selector signals to the appliance control system, helping access service modes and verify functions. What it does:

• Allows selection and initiation of appliance diagnostic/service modes
• Sends selector/switch signals to the main control for testing circuits
• Helps troubleshoot control board responses and component operations
• Helps resolve symptoms such as inability to enter diagnostics, unresponsive control selections, or inconsistent service-mode behavior

• Disconnect power before beginning any service to avoid shock or injury
• Handle the assembly carefully to avoid damage to terminals or flex cables
• Installation typically requires removing the control or display panel; keep screws and fasteners organized
• After installation, follow to enter diagnostics and verify correct operation