6.6 pipes ad unions Flashcards
What are high pressure lines?
1500 psi and above
What are medium pressure lines?
1500psi and below
What are low pressure lines?
Return and suction lines
What fraction do you measure outside rigid tubing diameter.
In increments of 1/8 inch
What fraction do you measure the part numbers?
In increments of 1/16
What can fluid lines in an oily, hot, or cold environment use for identification instead of tape?
Steel tags
What is used for identification in the engines and why?
Paint due to the possibility of things getting sucked into the engines
If a pipe is carrying something toxic what will it say?
TOXIC
If a pipe is carrying fuel what will it say?
FLAM
If a pipe is carrying physically dangerous material what will it say?
PHDAN
Where are the identification labels placed on an aircraft pipe?
On both ends of a fluid line.
They are also required to be placed adjacent to the valve, regulator or filter.
What is a pipe connector?
They connect and disconnect pipes without damaging them
What is tube flaring?
Flaring the tube ends
What does a flared tube consist of?
A sleeve and a flare nut.
What does combining the tube and flare nut prevent?
prevents damage to the flare.
