Unit Objectives
Unit 5 troubleshooting
Given a realistic scenario depicting one of several possible machine malfunctions, the learner will be able to effec-
tively troubleshoot, diagnose and repair the malfunction before returning the machine to normal operation.
Given a machine displaying an error or warning message, all the necessary tools and safety equipment, the
learner will be able to access the programming and use component test menus as a tool to assist in the
diagnosing process.
The learner will be able to navigate to the component testing menus. (Test Augers & LAF Menus L & R
Rell Threshold and Test Rell)
The learner will be able to access the “Temp and Torque” screen.
Given a list of error and warning messages, the learner will be able to give an explanation of the error and
warning messages.
Given a realistic scenario when product does not freeze or chill, the learner will be able to diagnose other
possibilities other than a failure in the refrigeration system.
The learner will be able troubleshoot the torque (ice) system.
The learner will be able to use the “Temp and Torque” screen as a troubleshooting tool.
The learner will be able to troubleshoot the chill mode.
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