Manitowoc Ice Machine IY0874C

Soak probes in cleaning solution

Reinstallation and Sanitization

Sanitize ice machine and bin/dispenser interior surfaces

Scroll down to Service and press right arrow

Scroll down to Diagnostics and press right arrow

Scroll down to Temp Sensors and press right arrow to display thermistor temperature readings

Is the thermistor reading -22°F (-30°C) indicating an open thermistor?

Is the thermistor reading 475°F (246°C) indicating a shorted thermistor?

Verify fan motor windings are not open or grounded

Connect manifold gauges to ice machine

Hook voltmeter in parallel across the fan cycle control, leaving wires attached

Perform keystrokes on the display

Press Menu, scroll down to Service and press the right arrow

Scroll down to Diagnostics, press the right arrow and select Diagnostics

Display reads Control Board, press right arrow

Scroll down to enbl relays and press right arrow to start control board test

Verify control board relays are energized

Test for line voltage at the individual components

Line voltage is present and the component is non-functional

Start an ice making cycle by pressing the power button

Remove water curtain or splash guard if present

Rotate and remount the probe with the nipple facing away from the evaporator

Navigate to Ice Sense in the menu

Scroll down to “Service” and press the right arrow

Scroll down to “RealTimeData” and press the right arrow