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CITY OF SANTA ANA RFP NO.: 21-034 ON -CALL EMERGENCY GENERATOR MAINTENANCE AND REPAIR SERVICES Contractor Responsibilities: I, TIER I: PREVENTATIVE MAINTENANCE (REFER TO BID ITEMS 1 THROUGH 6) Upon request, Tier I Maintenance Services shall be performed by the Contractor. Tier I generator maintenance services shall at a minimum include checking the following: Fuel (Check main and day tank fuel supply levels; day tank float switch; piping, hoses and connectors; operating fuel pressure; and for any obstructions to tank vents and overflow piping) 2. Lubrication system (Check for proper oil level and oil operating pressure; lube oil heater) 3. Cooling system (Check coolant level, water pump(s), jacket water heater, belts, hoses, fan) 4. Exhaust system (Check drain condensate trap and for possible leakage) 5. Battery System (Look for possible corrosion; check specific gravity, electrolyte level and battery charger — maintenance -free batteries require routine visual inspection and maintenance in accordance with manufacturer's instructions) 6. Electrical system (Conduct a general inspection of wiring and connections; check circuit breakers/fuses) Prime Mover/Generator (Check for debris, foreign objects, loose or broken fittings; check guards and components; look for any unusual condition of vibration, leakage, noise, temperature or deterioration) S. Thirty (30) Minute Load Test (Contractor shall carry out 30-minute generator load tests and run the generator at 30%for a minimum of 30 minutes. If a generator does not "pass" the load test consistently then Contractor will ask the City of Santa Ana if a resistive load bank test should be performed.) Within five (5) business days of completing a load test on a generator and maintenance inspection services, Contractor shall provide a completed Tier 1: Generator 30-Minute Load Test Form found in APPENDIX A (or City approved alternative) to the City of Santa Ana. The Contractor shall state all findings, if any, along with a proposed scope of work and complete cost estimates for any recommended equipment repairs and/or replacement. Alternative reporting forms may be used if approved by the City of Santa Ana. U. TIER 2: PREVENTATIVE MAINTENANCE (REFER TO BID ITEMS 7 THROUGH 12) Upon request, Tier it Maintenance Services shall be performed by the Contractor. In addition to the items listed in APPENDIX B (the TIER II: GENERATOR INSPECTION AND PREVENTATIVE MAINTENANCE CHECKLIST), the Tier II maintenance service visit shall include a full change of engine oil and filter (along with a battery and coolant replacement if