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Table 7–1. Hydraulic and Pneumatic Systems Controls and Indicators (cont) | Up
TM-1-1520-238-T-5 Army Model AH-64 Helicopter (NSN
1520-01-106-9519) (EIC: RHA) Manual | Next
SECTION II. THEORY OF OPERATION |
TM 1-1520-238-T-5
Change 4
7–19
7–6.
CONTROLS AND INDICATORS (cont)
7–6
Table 7–1.
Hydraulic and Pneumatic Systems Controls and Indicators (cont)
Pilot Emergency Hydraulic Pressure Indicator
SWITCH/INDICATOR
POSITION
FUNCTION
UTIL ACC emergency hydraulic
pressure indicator
PSI X 1000
Indicates emergency hydraulic accumulator pressure
(0 to 5 psi X 1000).
M68-147
Pilot Emergency Hydraulic Pressure Indicator
Table 7–1.
Hydraulic and Pneumatic Systems Controls and Indicators (cont)
CPG Power Quadrant
SWITCH/INDICATOR
POSITION
FUNCTION
EMER HYD PWR switch
ON
Allows pressurized fluid stored in accumulator to be used
for operating flight control servocylinders.
OFF
De–energizes switch.
BAT OVRD
PWR
M68-146A
EMER HYD
PWR SWITCH
CPG Power Quadrant
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