MODULE 1

• Water System - required to be incorporate by modern airliners to supply the needs and comforts of the passengers and crew
• Water System include water for:

  • galley and drinking fountains
  • water for the lavatories   
  • water for the toilet systems
• Types of water provided in the aircraft:

  • Cold
  • Hot
• Water System Computer Unit - system or unit that control water system
• WSCU - Water System Computer Unit
• Heated Drain Masts - where the wastewater and the whole water system are drained overboard
• Aft Toilets - are chemical type with a dedicated tank and recirculating system
• The water and waste system includes the following options in the optional forward lavatory:

  • Washbasin Faucet
  • Chemical-Type Toilets
• The 3 main achievements of the water and waste system are the following:

  • Filling the water tank on land
  • Providing water during the flight
  • Storing toilet waste
• Main Pressurize Water Tanks - where the water for drinking fountains or faucets is usually drawn from
• Disposable Drinking Cups - are supplied at each location in the forward and rear parts of the passenger cabin
• The potable water system including:

  • The Water System Computer Unit (WSCU)
  • The galley control panel
  • A pressurized water tank
  • Filling, rinsing, venting and distribution lines
  • An air compressor
  • A water servicing panel
  • Two water heaters
  • Two sets of drain lines and masts
• 2 qt tank - where the typical hot water supply is contained in
• 110 to 120°F - ideal temperature to be maintain for the water
• Toilet System - designed so there is no possible contamination of the passenger water supply from the system
• The waste disposal system is composed of:

  • The toilet system
  • The wastewater drain-system
• Vacuum Generators - create the necessary vacuum on the waste tanks to ensure the waste flow
• Flight Attendant Panel (FAP) - where the control and indication of the waste tanks (and potable water tanks) inside the cabin is done