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CITY OF SANTA. ANA <br />RFP NO,: 16-090 <br />WATER WELL,, PUMP ARID MOTOR REPAIR SERVICES <br />8. Insulation; Windings shall be double -dapped with Class H varnish and baked. Insulation shall l?e tested <br />phase-to-phas© and phase-tp-ground at 1060 volts do end yield a one minute test result of 1 p00 m.eg- <br />ohms or better, <br />Final Test. A 1000 volt rleg-ohm Meter shall be used tb verlfy Insulation cohtinulty. This reading `shall <br />be documented. After reassembly;i, motor shall be test -run, at full voltage and documentation of current <br />reading and vibration readings shall be provided to.the end usar. (NOTE: a 6KV meg-ohm meter shall <br />be used on all 41:60V motors.) Copper DC resistance tests, phase -to- phase, on rotor winding from slip <br />rings shall be performed, if the rewound rotor fails to pass any test, the rotor shall be rejected. The <br />Contractor shall rebuild and retest until all tests are approved by the City, <br />8. PUMP RECONDITIONING <br />a. Disassemble and clean. <br />b. Replace seals and ball bearings per EASA Standards. Vendor shall use only manufacturer - <br />recommended ball bearings and mechanical seals. <br />a Change oil, <br />d. Test windings and rewind as necessary. <br />e. Reassemble and test.. <br />f. Dodurnant and photograph all conditions before and after disassembly, seal and bail bearing <br />replacements and final testing. <br />R. MACHINE WORE{ <br />Machine work shall apply to, but not be limited to, the drilling and tapping of broker bolts, the repairing of <br />damaged locking rings and stators, the replacing of power cords, power cord assemblies: and power cord <br />connectors and. repairs to impellers, covers, volutes, mounting raiis,.bearing journals, and pump shafts. <br />10. 00ALI'FI'CATIO NS' <br />a. All electriic motor repair .shops shall be EASA Accredited and. shall provide a copy of the certification <br />upon request by the City. Failure to provide a sub -contractor that is an EASA Accredited Member <br />as a part of the proposal may be grounds for proposal rejection. <br />b.. Contractor or Contractor's subcontractor shall be certified As an UL Facility and shall provide a copy of <br />the oertificatfcn upon request by the City,.., <br />c. Contractor shall be responsible for obtaining all O.E.M, techwical documents,, drawings and parts when <br />necessary. <br />d, Contractor shall have all engineering., design, metaliaing, welding, heat treating, machining,. balancing, <br />calibrating and testing capabilities necessary to completely refurbish/rewind electric motors <br />e. Equipment used for inspecting, calibrating and testing pumps and motors shall be up-to-date and have <br />calibration certificates, less than one year old, traceable to Nt$T standards where applicable. <br />11, DOCUMENTATION <br />All work performed to recondition, repair and/or rewind motors shall be supplemented with reports that <br />verify all processes to accomplish each job order. Documentation shalt include, but is not limited to, the <br />following <br />a. Pre -Disassembly Testing report for all activities as described. <br />b. Photo documentation of existing condition prior to fulfilling each described criteria of the disassembly <br />test, <br />c. Motor Disassembly report, including photo documentation before and after cleaning. <br />