1. GENERAL REQUIREMENTS 1.1 Scope of Work: This is a contract for on call maintenance service of APS: • Potable water wells • Chlorinators and pumps • Irrigation wells and pumps • Drilling and fabrication of ground water monitoring wells • testing of potable and irrigation well components and performance • Sump pumps • Sewage pumps and submersible well pumps. • Associated motor control systems and routine chlorinator servicing. Repairs will be done either on-site or in contractor's shop, as appropriate. The term "Repair" refers to repairs/reconditioning/rebuilding of identified APS water system pumps, wells, motors, chlorinators and controls. Replacement of non-repairable pumps, chlorinators and other equipment are allowable under the contract when replace vs. repair requirement has been met (see item 2.3).