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TM 5-4210-233-14&P-1
2-3. DRIVER SIDE PUMP CONTROL PANEL- Continued
ITEM
CONTROL/INDICATOR
FUNCTION
22
DRIVER'S SIDE AUX. SUCTION Valves
2-1/2" ball-type valves used to open or close waterflow.
23
AERIAL DISCHARGE Drain Valve
Opens and closes drain valve for aerial discharge pipes.
24
#2 DISCHARGE VALVE Drain
Opens and closes drain valve for discharge #2 piping.
25
#1 DISCHARGE VALVE Drain
Opens and closes drain valve for discharge #1 piping.
26
AIR OUTLET Coupling
Accessory air outlet connection with quick-disconnect
fitting.
27
Relief Valve ON/OFF
Turns water pressure relief valve on and off. Left for ON,
right for OFF.
28
STRAINER
Acts as filter for water.
29
RELIEF VALVE
Acts as speed/pressure regulator and safety valve.
30
RELIEF VALVE OPEN/CLOSED
Amber light indicates relief valve is open; green
Indicator Lights
light indicates relief valve is closed.
2-14
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