Reservoir

• 1). Wear safety goggles and disposable gloves.
  
  
• 2). Mix one tbsp household bleach with one gallon of water.
  
  
• 3). Unplug the electrical cord of the water cooler.
  
  
• 4). Remove the water bottle.
  
  
• 5). Drain any water from the reservoir through the spigot.
  
  
• 6). Use a sponge scrubber and the bleach solution to clean the interior surface of the reservoir. Leave it for two to five minutes.
  
  
• 7). Drain the bleach solution through the spigot into a bucket.
  
  
• 8). Use tap water or bottled water to rinse the reservoir four times to remove traces of bleach.
  
  
• 9). Drain the rinse water through the spigot into a bucket.
  
  
• 10
  
  Dispose of the bleach solution and rinse water safely.
  
  

Drip Tray

• 1). Remove the drip tray.
  
  
• 2). Take off the screen.
  
  
• 3). Wash the drip tray and screen in detergent solution or bleach solution.
  
  
• 4). Rinse the drip tray and the screen in clean water.
  
  
• 5). Replace the drip tray and the screen on the water cooler.
  
  

Water Bottle

• 1). Dip a sponge or paper towel in the bleach solution.
  
  
• 2). Wipe the top and neck of a new bottle using the sponge or paper towel.
  
  
• 3). Remove the bottle cap, ensuring that the bottle has not exceeded its expiration date.
  
  
• 4). Place the bottle on the water cooler.