WATER/WASTE M11.17 Flashcards
1
Q
If an overheat switch on the lavatory water heater is tripped by excessive temperature, which action must be taken?
A
The switch must be reset manually
2
Q
Where in the lavatory water system is the water heater located?
A
Upstream / before the mixer valve
3
Q
How is an inoperative flush circuit indicated in a waste tank vacuum system?
A
By a “LAV INOP” light on the attendants service panel
4
Q
What are the water tanks made of?
A
Glass fibre re-inforced plastic
5
Q
Which electrical supply is used by the toilet flush motors?
A
Three-phase AC
6
Q
Which could be controlled by lenses and reflective sensors?
A
Infrared sink taps / faucet systems
7
Q
How is the toilet bowl rinsed during the flush cycle in a vacuum toilet?
A
By water from the aircraft potable water system
