TM 3-4230-209-10
Table 2-1. OPERATOR'S CONTROLS AND INDICATORS (CONT)
Function
Control or Indicator
Key
Pump Unit Control Panel (Cont)
Ball valve controls liquid draining from the pump.
Pump DRAIN
20
valve
Alerts user to keep the pump DRAIN valve OPEN when the
Pump DRAIN
21
equipment is not in operation to prevent water from freezing
valve CAUTION
in the pump.
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