How To Clean A Water Cooler With Vinegar. Allow the clean water to run through the system for some time before removing the water bottle and replacing it with another one containing cleaning water. Next, remove the top of the water safe and add one teaspoon of vinegar for every one gallon of warm water to the cooler's well.
Large 1 1/2 gallon bucket. The solution must run through the cooler for 30 seconds, which should be rinsed with clean water after you are done. 3 lire of water to 1 liter of vinegar.
Here are the steps to using vinegar to clean your dispenser.
Make a cleaning solution that is one part vinegar and three parts water. Add 1 quart of vinegar to a bucket and fill with 3 quarts of warm water. As it will cause blockages that stop up the cooler, and may lead to unclean water cycling through it. The vinegar will help clean the cooler and will also help remove any odors that may be lingering inside.