Hydraulic System Flashcards
Hydraulic systems 1,2, and 3 normal pressure is?
3000 psi
How many separate hydraulic systems are there on the 900?
3
Low pressure (Caution) occurs at what pressure?
<1800 psi
High pressure occurs at what pressure?
3200 psi
What is the normal system quantity?
45% to 85%
High temperature condition occurs at what temp?
=/>96 degree C
The HYD HI TEMP caution indicates that hydraulic fluid is hot in what part of the system?
The reservoir
How many hydraulics pumps are there?
6,
3 full-time (A pumps)
3 part-time (B pumps)
When will the “B” pumps operate?
Switch ON or with switches in AUTO at least one generator online and flaps >0
When will hydraulic pump 3B operate?
Switch ON or with the switch in AUTO, at least one generator online and flaps >0 or ADG deployed
What type of hydraulic fluid is used?
Skydrol
What color is the hydraulic fluid?
Purple
When will pressure relief occur?
=/>3750 psi
