Water/Waste Flashcards
Where does the PSI used for the Potable Water System comes from?
From Pneumatic system (bleed air). Ground air supply from water service panel. Air compressor
When does the Air compressor operates?
It operates when the PSI of potable water system is below 30 PSI. It stops when it reaches 40 PSI
During servicing what handle do we pull?
T-Handle
What components open when we pull the T-Handle?
Fill and Overflow Valve
Potable water supplies which systems?
Galley Lavatory Flush System
Water is heated by?
Electrical Heater
What is the purpose of the Overheat S/W?
It is a back up switch to cut off the supply of electricity to the heaters in case the heaters continuously operate up to 90 deg. C
What computer controls the sequence and timing of the flush cycle?
Flush Control Unit (FCU)
When does the Vacuum Blower operates?
When the Altitude PSI is below 16000 ft
Where do we see the indication for Water/Waste?
FAP/EICAS/CACP. For training Purposes all Cabin Related Indicator (FAP/CAP)
Where does the collected water from galleys exit?
Drain Mast
Where does all the wastes collect?
Waste Tank
If we open the access door the Micro S/W (Proximity S/W) deactivate the?
Air Compressor. It prevents Air compressor operation
How many times can we use the blue juice?
100 Flush Cycle
What is the purpose of Level Sensor?
It indicates when the Waste tank is FULL then it will send signal to FAP then “LAV INOP” will illuminate
