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REV: 06-09-2023 RL □Check voltage supply between all phases of the electrical control panel (VAC) □Check voltage balance between all phases on the load side* of the pump control with pump on (VAC) □Check amperage draws on all phases of the pump motor (In Amps) □Check condition and operation of motor thermal protectors control system (if so equipped) □Remove Flygt pump(s) from lift station for physical inspection □Check condition of upper shaft seals (inspect condition of motor housing) □Check condition and operation of leakage detector (if so equipped) □Check lower shaft seals (inspect condition of oil) □Change oil if needed (cost of oil included) □Check for worn or loose impeller □Check all impeller wear rings. (Note: Wear rings are not covered by warranty and must be purchased by customer if in need of replacement) □Check for noise in upper and lower bearings □Check physically for damage of pump and power cable □Clean, reset, and check operation of level sensors □Check for correct shaft rotation □Reinstall Flygt pump and check for leakage at the discharge connection □Test of pump operation cycle (if level of liquid in station permits) □Check operating of valves and pipes in station Other Inspection Requirements: •Contractor will review the overall functionality of the pump systems. These systems checks include, but are not limited to, ensuring the level sensors are functioning properly, wire terminations are tight and dry, etc. •Contractor will ensure any equipment requiring repairs will be repaired to Factory OEM standards. Contractor will also ensure that replacement parts for the Flygt pumps (manufactured by Xylem Water Solutions USA) will be purchased exclusively through an authorized dealer. Contractor will also ensure that repair parts will be available within one to two days, if the City does not already have the repair parts available. Extra Work, which includes unexpected and/or major repair parts, not described in "Parts List", will be available within three to four weeks of approved work. ATTY/AGR.2023.131/Shape Inc. (Flygt Pumps Maintenance) (Page 15 of 19)