TM
55-1730-229-12
AC
320A0-OMM-000
TO
35C2-3-473-1
TM
1730-12/1
Table 2-2.
Hydraulic Control Panel, Controls and Indicators (continued)
Control or
Indicator
Description
Function
Electrical Panel (continued)
OUTPUT switch
Two-position (ON/off)
Controls hydraulic power to load (aircraft)
by actuating output solenoid valve.
toggle switch
(S4)
(guarded)
OUTPUT ON
Green indicator light
Illuminates when power is applied to
indicator (DS6)
hydraulic fluid output solenoid valve.
Reservoir/Temperature
Gauge
Reservoir Fill
Glass tube containing
Indicates level of fluid in hydraulic
Level Gauge
hydraulic fluid from
reservoir.
reservoir
Hydraulic Fluid Round thermometer
Indicates temperature of fluid in
with needle pointer
Temperature
Gauge
Output Pressure Gauge
OUTPUT PRESSURE
0 to 5,000 PSI Bourdon
Indicates hydraulic fluid pressure.
tube gauge
gauge
Pressure Switch
PRESSURE switch
Three-position
Increases or decreases pressure adjustment
(INCREASE/center/
at the hydraulic pump. Release switch when
DECREASE) toggle
desired pressure is obtained.
switch. Spring
loaded to center
position.
Return Manifold
SYSTEM FILL
Male fitting
Fitting used for filling reservoir.
connector
PUSH TO FILL
Spring loaded,
Opens and closes reservoir fill valve.
normally closed
valve
cartridge valve.
RESERVOIR
Four-port rotary
Connects either the AGPU or aircraft
selection valve
valve. Two position
hydraulic fluid reservoir to pump input
(AGPU and AIRCRAFT)
line.
2-10
