Whirlpool undercounter ice maker makes very small or incomplete cubes/slabs

Safety: Turn off power and water supply.

• Verify shutoff valve: Ensure the household shutoff valve is fully open.
• Inspect supply line: Look for kinks or restrictions in the water line. Replace if damaged.
• Clean inlet screen: Remove the water line at the inlet valve and clean the screen filter.
• Test valve operation: Use a multimeter to check coil resistance and energize the valve in diagnostic mode. Replace if it does not open fully.