{HEAD ~ The pressurized air supply} 28 energizes {TAIL ~ the dispenser valves} in the pump station 13 
energizes
{ HEAD ~ The pressurized air supply } 28 energizes { TAIL ~ the dispenser valves } in the pump station 13
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH