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CITY OF SANTA ANA RFP NO.: 21-059 WATER WELL, PUMP AND MOTOR REHABILITATION AND REPAIR SERVICES shall also provide a construction project schedule for each given task order regarding rehabilitation services, All rehabilitation work shall be subject to the Project Manager's written approval prior to commencing any work by the Contractor. 6, ELECTRIC MOTOR REPAIR AND REFURBISHMENT The successful Contractor shall provide all transportation, labor, materials, tests and equipment, delivery/pick up for the repair and refurbishment of electric motors and perform any recondition or rewiring as necessary to return the equipment fully operational. All electric motor repair shall be done in an EASA Accredited Member service shop, no exceptions. a. All work shall be in accordance with the Electrical Apparatus Service Association's (EASA) Recommended Practice, AR100.2020 latest edition and the National Electrical Manufacturers Association (NEMA) standards for service and repair of electrical apparatus. The Contractor shall provide a list of approved vendors upon request. b. Work shall be in conformance with standards set by, but not limited to, the following organizations: 1. Underwriters Laboratories (UL) a. Underwriters Laboratories — Certified motors shall be recertified after repair. b. Contractor's shop or his sub -contractor's shop shall be UL-certified to rebuild explosion -proof electric motors for use in hazardous environments. 2. American National Standards Institute (ANSI) 3. American Society for Testing and Materials (ASTM) 4. National Electrical Code (NEC) 5. National Fire Protection Agency (NFPA) 6. National Electrical Manufacturers Association (NEMA) c. Recondition/Repair of Electric Motors Reconditioning/repair of electric motors shall include the testing, disassembling, inspection, cleaning, dipping, baking of windings, replacement of bearings, assembly, testing and painting and at minimum Include the following: Pre -Disassembly Test 1. Using a 1000V meg-ohm meter, conduct verification of insulation integrity. Record the insulation resistance of the motor as brought in from the City. Acceptable criteria is 5 rneg-ohms or higher. 2. Verify that heaters are operational and that other attached features, such as thermocouples, have continuity. 3. Single-phase test to check for open rotors. (After disassembly, rotors will be inspected for evidence of damaged, cracked or open circuit bars or end rings. If there is evidence of faults, the rotor will be growl -tested.) The detection of any defect during testing shall be reported promptly to the City. 4. Documentation covered under this section shall include the condition of mechanical fits (Le, shaft run out), cracked, broken or missing parts, test run at full voltage, current readings, meg reading