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Figure 7–16. Tail Wheel Lock and Emergency Hydraulic Shutoff Valves | Up
TM-1-1520-238-T-5 Army Model AH-64 Helicopter (NSN
1520-01-106-9519) (EIC: RHA) Manual | Next
(2) System Operation |
TM 1-1520-238-T-5
7–34
Change 4
7–7.
SYSTEM DESCRIPTION (cont)
7–7
AIR TUR
BINE
STARTERS
UTILITY
RECEPTACLE
HYDRAULIC
RESERVOIRS
PRESSURE
REGULATOR
ENCU
WINDOW
DEFOG
LOUVER
CYLINDER
ICE
DETECTOR
SENSOR
NIS
30
±5
PSI
19
±3
PSI
FUEL
BOOST
PUMP
FUEL
TRANSFER
PUMP
EXTERNAL
FUEL
TANKS
PRESS
SWITCH
BLEED
AIR
SHUTOFF
VALVE
ALTERNATE AIR
SOURCE
5TH STAGE BLEED AIR
ENGINE 1
ALTERNATE SOURCE
EXTERNAL AIR
RECEPTACLE
SURGE
VALVE
PAS
MANIFOLD
30 ±5 PSI
THROTTLE
VALVE
AIR PARTICLE
SEPARATOR
(PRIMARY AIR)
AMBIENT
AIR
SDC
SHAFT
DRIVEN
COMP
M68-190A
Figure 7–17.
PAS Block Diagram
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