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Chillers Annual Routine work Operation and Maintenance

Discussion in 'المنتدى التعليمي' started by mannan, 13/12/16.

  1. mannan

    mannan Administrator Staff Member



    الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين

    Chillers Annual Routine work Operation and Maintenance


    Check and Record

    1. Change oil filter, refrigerant dryer filter element, oil cooler filter element

    2. Change of oil in the gearboxes if applicable

    3. Change compressor oil
    4. Remove end covers from evaporators and condensers, wire
    bruch and/or chemically clean all scales from tubes. Clean
    and scrape end covers and doors, paint with suitable anti corrosive paint

    5. Renew zinc anodes as required if applicable

    6. Renew gaskets, re-assemble, check and make leak test

    7. Inspect, test, calibrate & repair or replace as necessary
    all main and off-season plant controls, cut-outs, safety devices
    pneumatic control system, pressure, temperature and level indicating
    and recording instruments, voltage, current indicating instruments

    8. Inspect, test and repair or replace as necessary
    all electrical Motors, starters, overloads etc

    9. Check and tighten or replace if necessary any vibration isolators

    10. Clean and paint all equipment

    11. Leak test of chiller

    12. Check Pump down Unit

    13. Clean: float chamber, orifice and strainer

    14. Inspection by manufacturer’s representatives

    Major overhauls to be carried out to Main and off-season air
    conditioning plants and ancillary equipment seasonally. Main
    overhauls of main plants shall normally take place during the
    winter months and off-season plants during the summer months

    Rebuilding of the rotating elements can only be carried out by
    the Manufacturer or any other party authorized from the manufacturer

    في أمان الله



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