TM 55-1930-209-14&P-4 Table 3-1.  Operating Controls and Indicators Control/Indicator Figure Location Makeup water flowmeter with valve 3-1 Void 2 port on chlorination unit panel Cooling water flowmeter with valve 3-1 Void 2 port on chlorination unit panel Heat exchanger pressure gauge 3-1 Void 2 port on chlorination unit panel Cooling water pressure regulator 3-1 Void 2 port on chlorination unit panel Cooling water pressure gauge 3-1 Void 2 port on chlorination unit panel Chlorine metering pump motor 3-2 Void 2 port - center bulkhead controller 3-4 Metering pump function selector 3-3 Void 2 port - center bulkhead aft on metering pump control unit Metering pump display selector 3-3 Void 2 port - center bulkhead aft on metering pump control unit Metering pump chlorine range 3-3 Void 2 port - center bulkhead aft on metering selector pump control unit Metering pump light-emitting diode 3-3 Void 2 port - center bulkhead aft on metering (LED) display pump control unit Metering pump control 3-3 Void 2 port - center bulkhead aft on metering pump control unit Metering pump chlorine content 3-3 Void 2 port - center bulkhead aft on metering (manual) pump control unit Alarm switch 3-5 Void 2 port on chlorination unit control cabinet Function switch 3-5 Void 2 port on chlorination unit control cabinet Ammeter 3-5 Void 2 port on chlorination unit control cabinet Voltmeter 3-5 Void 2 port on chlorination unit control cabinet Power supply failure light 3-5 Void 2 port on chlorination unit control cabinet Circulating (recirculating) pump 3-5 Void 2 port on chlorination unit control cabinet failure light Low salinity light 3-5 Void 2 port on chlorination unit control cabinet Brine pump switch 3- Void 2 port on chlorination unit control cabinet EMS keyboard 3-7 ROWPU space - forward bulkhead outboard of workshop door EMS CHLORINE STATUS display 3-8 ROWPU space - forward bulkhead outboard of page workshop door EMS SYSTEM STATUS display 3-9 ROWPU space - forward bulkhead outboard of page workshop door 3-2