The City of Dallas is seeking a short term service contract of repairs to replace the Patton Medical grade dual vacuum pumps, including parts, repair, labor, shipping& handling, and travel fees. The work will be conducted at the Central Wastewater Treatment Plant facility, Building #27, Analytical Lab. The vacuum pump system is housed in Room 133, Mechanical Room, exterior to the laboratory. The room also holds electrical panels and a hot water heater. The room has a door to the lab hallway on one side, and double steel doors to the outside. The Patton Medical unit ID plate states 460 volts. Other voltage in the room is the hot water heater, 480 volts, and two panels of 277 volts, and 2 panels of 120 volts. There is an ABC fire extinguisher in the room.