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 TM 55-1925-273-10-1
0041 00
Table 20. SSDG 2 Controls and Indicators (refer to figure 20)
Key
Control/Indicator
Function
6
Hand Priming Pump
This pump is used to prime the engine's fuel system.
7
Cutoff Valve, SSDG #2 STG
This gauge secures pressure to the starting air pressure gauge for this
AIR PRESS Gauge
engine.
8
CA-7, STG AIR TO DSL
This valve secures the starting air to SSDG 2.
GEN Valve
9
Starting Air Regulator
The starting air regulator regulates the starting air pressure to SSDG 2.
10
Starting Air Valve
The starting air valve controls the flow of starting air to the starter motor.
11
Cutoff Valve, Crankcase Vent
This valve secures the crankcase vent flow from the engine.
12
Cutoff Valves, Jacket Water
These valves secure the flow of engine coolant to and from the jacket water
Heater Supply and Discharge
heater.
13
Dipstick
The dipstick indicates the lube oil level in the engine's sump.
14
Engine Gauge Panel
The engine gauge panel gauges indicate the engine's vital system readings.
See figure 21 for details.
15
Engine Control Panel
This control panel contains the emergency stop pushbutton, ON/OFF/START
switch, and circuit breakers. See figure 22 for details.
16
Hour Meter
The hour meter indicates the number of operating hours for the engine.
17
Fuel Filter/Water Separators
The fuel filter/water separators separate water from the fuel oil and provide
and Fuel Supply Valves
primary fuel filtration. The fuel supply valves control the flow of fuel to the
engine's fuel system. See figure 16 for details.
18
Engine Coolant Level
This switch indicates the engine coolant level in the engine's local
Indicator/Alarm Switch
expansion tank. See figure 14 for details.
19
Lo-4, LUBO DR TO OILY
This is the cutoff valve for engine coolant to SSDG 2.
DR. TK.
0041 00-28
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