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9. Check evaporator pressure and record as required. 10. Check oil sump sight glass as required. 11. Record chilled water inlet temperature. 12. Record chilled water outlet temperature as required, 13. Check condenser water inlet as required. 14. Check condenser water outlet temperature as required. 15, Check compressor starter contacts for abnormal wear as required. Variable Frequency Drive: 1. Check unit operation quarterly as required, 2. Check fault history report as required, 3. Check operation of manual bypass as required. 4. Verify drive signal Increase and decrease as required. 5. Check and tighten all electrical connections as required, 6. Check starter contacts for wear as required. Computer Room Air Conditioning Units: 1. Check all electrical wiring and connection as required. 2. Check and replace filters as required. 3. Check all electrical wiring and connections; tighten as required 4. Check starter contactor surfaces for wear as required. 5. Check compressor amps and record as required. 6. Check sight glass for moisture level as required. 7. Check operation of crankcase heater as required. 8. Lubricate condenser fan motor and fan bearings as required. 9. Check condition of condenser coil, clean as required, 10, Check belts for wear, replace as required. 11. Check and adjust compressor capacity controls as required. 12. Lubricate indoor fan motor and bearings as required. 13. Check humidifier for proper operation as required. Boilers: 1. Provide annual Preventive Maintenance Inspection on two (2) Bryan Boilers. 2. Provide annual Preventive Maintenance Inspection on four (4) Hot Water Boilers. 3. Check boilers for proper operation as required. 4. Check and use boiler viewport to check main burner flame as required. 5. Turn off and secure boiler as required. 6. Check boilers for any unusual noise or vibration as required. 7. Inspect gaskets for any signs of leaks as required. 8. Examine the venting system as required. 9. Remove and / or inspect gas pilot assembly, reinstall in accordance according to factory specifications and tolerances. % Check boiler circulating pumps for proper operation and lubricate as required. 11. Check flame safeguard control for pilot and main flame ignition as required. 12, Check operation of blower motor and circuitry as required. 13. Check operation of gas valves and vents as required. 14. Inspect and tighten all electrical connections as required 15. Check and adjust all boiler limit pressure controls and running interlocks as required. 16. Check operation and adjust low water controls as required. 17. Check burner, pilot and main flame ignition as required. 18. Check and oil combustion air fan as required. 10. Check expansion tank and site glass as required Facilities HVAC Service, Maintenance and Repairs 15 -114 Page 14 22B -20