HVAC Systems. A thorough preventative maintenance program for chiller systems will be performed on a quarterly basis. Below is a list of a few tasks performed throughout the year: 1. Clean oil strainer; replace filter and gasket annually. (OEM suggested replacement) 2. Repair any minor leaks 3. Change purge oil yearly (OEM Schedule) 4. Check and calibrate safety controls 5. Check dashpot oil in main starter, tighten all starter terminals and check contents for wear 6. Check and calibrate overloads. Record trip amps and trip times 7. Pressure test as required 8. Change oil annually 9. Meg compressor and oil pump motor. Record readings 10. Visually inspect condenser tubes. Heads removed by contractor Computer Room Air Conditioner (CRAC) / Computer Room Air Handler (CRAH) units have a preventative maintenance program based on the OEM recommended frequencies of a monthly, quarterly and annual basis, which include the following: 1. Blower Section 2. Compressors 3. Humidifier 4. Reheat Section 5. Evaporator Coil 6. Electrical Panel 7. Heat Rejection Units - Air Cooled Condensers
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Sources: Colocation Agreement, Colocation Agreement (Telx Group, Inc.)