Water and Waste Management: Environmental Science Notes, Processes & Study Guide

Water and Waste Management: Environmental Science Notes,
Processes & Study Guide


For aircraft Potable Water Systems, the water drain masts are not heated on the ground. -
correct answer ✔✔False



The ON/OFF switches on the potable water system panel power: - correct answer ✔✔Electric
heaters

Compressor

Tank level indicators

All of the above



For aircraft Potable Water Systems, how do we determine the water level of the potable water
tanks? - correct answer ✔✔Indicator lights (5 LED per system) indicate the tank quantities when
the system switches are on



For aircraft Potable Water Systems, what has occurred when a Drain Fault light illuminates in
the forward galley? - correct answer ✔✔A drain mast fault has occurred



The diagnostic light will come on when the potable water/wash system: - correct answer ✔✔A
fault is detected in the system



The forward and aft potable water systems are independent except: - correct answer ✔✔The
pressurization source from a common air supply or compressor



When flushed, contents of the toilet tank assembly are dumped overboard in flight via heated
drain masts. - correct answer ✔✔False