Controller Replacement

  1. Turn the Unit ON/OFF switch OFF.

  2. Turn the unit 460/380V main circuit breaker off.

      Danger
    • Hazardous Voltage
    • The unit can automatically start and operate if 460V/380V power is present, On/Off switch is in On, and circuit breaker is On. Before any repair in high voltage area, switch circuit breaker to Off, and disconnect power cord, place lock-out-mark to main power cable plug. Failure to follow these instructions could result in personal injury or dangerous electrical shock from high voltage controls.

  3. Disconnect the unit power cord from the power supply.

  4. At the same time, remove the controller.

  5. Install the replacement controller.

  6. Connect the keyboard cable to the controller.

  7. Connect the Harness to the controller.

  8. Recheck all connector plugs to verify they are fully seated.

  9. Review the Configurations Menu instructions (Configuration Menu). Reset information as required.

    Note

  1. Enter the container ID before releasing the unit for service. The container ID is required to identify the data downloaded from the controller datalogger.

  2. Several programmable features may need to be set to completely configure the unit to customer specifications. Adjust any additional programmable settings to customer requirements before releasing the unit for service.

Parent topic: Controller Maintenance