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ADDENDUM NO.1 <br />ATTACHMENT 2 <br />4. The lag ptunp shall be stopped once the level reach to 40". <br />5- The Backup Pump (Pumpl , 60hp) shall Stan once the level is 50"- <br />6- The Backup Pump shall stop once the level is at 30"- <br />Required Maintenance: <br />1. Checking the level of the solids at main manhole and wet well after each <br />rain or monthly. <br />2- Checking, cleaning and calibrating the level sensor after each solid removal <br />or as needed- <br />3. Checking the oil level at the pump 1 tank weekly and alter each rain. <br />4. Checking the check valves operation cvery 3 months and each rain. <br />5_ Chccking the performance of the pump. The historian at HMT and SCADA <br />program shall provide required information- <br />6. Checking mechanical seal for pump 2 and 3, the IIMI and SCADA shall <br />provide the required information. <br />7. Controlling the exhaust Tan pertornicuiec. <br />S. Exercising G-ansfer switch every year. <br />9- Dusting and cleaning panels as required- <br />10. I,ubricaling the molor's bearing Iorpump 1, every year. <br />IL Checking the T'T,(' program and performance every year- <br />12. Checking and changing the backup batteries at UPS and PLC. As needed. <br />13. Checking the comtnunication of the station kith SCADA system. <br />FLOWEk STATION: <br />The Plower- station is vary similar to the Santa Ana station "ith the Billowing <br />changes: <br />1. No Vertical turbine pumps. <br />2. Manual transfer switch is 200 Amp. <br />City Council 26 — 53 6/15/2021 <br />