From the bloggers at RV Travel.
How do I winterize my ice maker? I have a Norcold refrigerator in a Fleetwood motorhome. —Larry R.
Here are the steps, as recommended by Norcold:
To winterize the water valve and water line:
1. Shut off RV water supply to the ice maker.
2. Raise and lock shutoff arm in OFF position.
3. Disconnect the water inlet adapter from water valve.
4. Disconnect the ice maker water line from water valve.
To read the full story by RV Travel, click here.