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Amendment No. 3 to Installation Agreement between City of San Leandro and 02/12/2025 Climatec LLC for WPCP Efficiency Projects Page 5 of 7 Blower Replacement and New Shelter Structure with Pad Replace existing Lamson Blower #2 with a new high efficiency turbo blower to match existing Blower #3 model currently in use. o Scope of Work Includes: • Engineering design, consistent with plans dated 10/21/2021, pending approval by the City Engineer • Site preparation • Equipment pads as required • Demolition, removal and disposal of the existing Lamson Blower #2 • Six foot by twelve foot extension of the concrete blower decking to accommodate new equipment • Relocation of the existing ground-mounted jockey compressor/blower • Provide and install one (1) new turbo blower • Provide and install all necessary discharge piping • Electrical disconnect and reconnect • Electrical conduit and required panels/connections • SCADA programming for the addition of this equipment • Start-up and testing of equipment and system operation. o Scope of Work Excludes: • Any work inside the existing blower building • No relocation of the electrical enclosures on the blower deck • Any SCADA upgrades Heat Loop Pump Replacement Replace two (2) existing 5 HP recirculation pumps in the Digester #4 Control Building with new high efficiency pumps of similar capacity and performance. o Scope of Work Includes: • Demolition, removal and disposal of the existing heat loop pumps • Electrical disconnect and reconnect • Provide and install all necessary discharge and suction piping • Insulate any new or exposed pipe affected by the installation of the new equipment • Provide and install two (2) new high efficiency recirculation pumps • Start-up and testing of equipment and system operation. o Scope of Work Excludes: • Draining or flushing of the hot water loop • Controls or SCADA upgrades Docusign Envelope ID: 6BEB24F4-5845-43B0-B263-0568B625C51E