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CITY CDT SANTA ANA <br />RFP NO_ 16-090 <br />WATER WELL, PUMP AND MOTOR REPAIR SERVICES <br />e. Insulation; Windings shall be double -dipped with Class H varnish and baked. Insulation shall be tested <br />Phase -to -phase and phase -to -ground at 1.00Q volts do and yield a one minute test result of 1 QQQ rneg- <br />ohms or better, <br />Filial Test: A'1000 volt meg-dhm meter shall be used to verify frisulatlon continuity. This reading shall <br />be documented. After reassembly, motor shall be test -run, at full voltage and documentation of current <br />reading and vibration readings shall be provided to the and user. (NOTE: a 5KV meg.-ohm meter shall <br />be used on all 4180V 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 />c. Change oil,. <br />d. Test windings and rewind as necessary. <br />e. Reassemble and test. <br />f, Document and photograph all conditions before and after disassembly, seat and ball bearing <br />replacements and final testing.. <br />9. MACHINE WORK <br />Machine work shall apply to, butnot be limited to, the drilling and tapping of broken bolts, the repairing of <br />damaged locking rings and stators, the replacing of power cords, power card assemblies and power cord <br />connectors and repairs to impellers, covers, volutes, mountirrg rails, bearing journals, and pump shafts:. <br />10. QUALIFICATIONS <br />a. All electric 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 scuts -contractor that is an EASA Accredited Member <br />as a part of the proposal may be grounds for proposal rejection.. <br />b, Contractor or Contractors subcontractor shall be :certified as an UL Facility and shatf provide a copy of <br />the certification 'Upon request by the City. <br />c. Contractor shall be responsible for obtaining all OZM, technical documents, drawings and parts when <br />necessary. <br />d, Contractor shall have all engineering, design, metallaing, 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 shad be up-to-date and have <br />calibration certificates, less than one year old, traceable to NIST 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-Dlsassembly 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 />