Abacus Corporation - - Responsibilities: Troubleshoot leaks and malfunctions and perform repair work on plumbing fixtures such as toilets, sinks, and urinals to maintain them in working order; Install rest room fixtures, water heaters, and dishwashers, as well as other plumbing related appliances to provide City buildings with operating facilities; Clean out sewer lines and service sewer lift pumps to maintain in efficient working order; Documents repair work to maintain a record system useful in establishing maintenance schedules and/or troubleshooting problems