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 TM 55-1925-273-10-1
0043 00
Table 2. Central Hydraulic System (refer to figure 2)
Key
Control/Indicator
Function
1
REMOTE/OFF/ON Switch
This switch is used to select local or remote operation for the pump(s)
selected with the pump select switch.
2
P1/P2/P1&P2 Switch
This switch is used to select pump 1, pump 2, or both pumps.
3
MAIN Switch
This switch is used to turn ON the power to the system.
4
Panel Latches
These latches secure the front panel in the CLOSED position.
5
RESET Pushbutton,
This pushbutton resets the thermal overload on pump 1.
Pump 1
6
RESET Pushbutton,
This pushbutton resets the thermal overload on pump 2.
Pump 2
7
Sight Glass
This gauge indicates the oil level in the reservoir.
8
Temperature Gauge
This gauge indicates the temperature of the oil in the reservoir.
9
Drain Valve
This valve is used to drain the reservoir.
10
Pressure Gauge, Return
This gauge indicates the pressure in the low pressure return line.
11
Pressure Gauge, Supply
This gauge indicates the pressure in the high pressure supply line.
12
HI OIL TEMP Indicator
This lamp illuminates when the oil in the system exceeds the safe
operating range.
13
LOW OIL LEVEL Indicator
This lamp illuminates when the system oil level falls below the safe
operating range.
14
STOP Pushbutton
This pushbutton stops the pump(s) selected by the P1/P2/P1&P2
switch.
15
START Pushbutton
This pushbutton starts the pump(s) selected by the P1/P2/P1&P2
switch.
16
RUNNING Indicator,
This lamp illuminates to indicate that pump 2 is running.
Pump 2
17
RUNNING Indicator,
This lamp illuminates to indicate that pump 1 is running.
Pump 1
18
READY Indicator,
This lamp illuminates to indicate that pump 2 is ready to operate.
Pump 2
19
READY Indicator,
This lamp illuminates to indicate that pump 1 is ready to operate.
Pump 1
0043 00-6
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