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Light Functionality #

• Green LED Light:
  • System is on and operating properly. 
• Yellow LED Light:
  • Cartridge Unit has reached 80 percent of its life expectancy (8,000 hours) and it’s time to purchase a replacement cartridge.
  • To exchange your Cartridge Unit, please visit: clearcomfort.com/cartridge
• Red LED Light:
  • Cartridge Unit has reached its life expectancy and needs to be replaced. 
• Blue Light:
  • Operation light that should always be illuminated.
  • Please Note: When powering on the system, the Cartridge Unit’s Blue Light will turn on first. Then, the Control Unit cycles twice between green, yellow, red and finally settles on green.