Ali Murad

Experience

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  Hafiz Cooling Centre

  Jan 2011 - Sept 2014

  Hvac Technician

  Installed air conditioning and refrigeration equipments and tested them for proper operation.Serviced electrical, pneumatic, mechanical and microprocessor controls.Focus on assignment completion and customers satisfaction.Troubleshoot and repaired all types of HVAC and refrigeration systems.

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  IKK Group – Isam Khairi Kabbani Group

  Oct 2016 - Dec 2019

  Hvac Chiller Techinician

  Maintenance of all types of chillers,Ahu,Cooling towers,Fans,Fcus,Chill water pumps,Package units.Install all types of Compressor,Condenser fans,Expansion valves,Chill water pumps and bearings, Ahus motor blower shaft pulleys and bearings.Specillist in all types of Carrier and York chillers.Operating\Inspecting\Troubleshooting of electricity and electrical motors of the hvac system.Install, modify, diagnose, test, repair, calibrate and operate a variety of mechanical, pneumatic, electrical and electronic equipment in HVAC systems.Maintains and operates the HVAC Control System and other building mechanical systems. Included chillers, large central air handling units, packaged A/C units, filtration, fan coils, variable air volume (VAV) units, HVAC ductwork, evaporators, condensers, humidifiers, motorized valves, chilled water piping, circulation pumps, damper motors, controllers, actuators, HVAC water treatment systems, and other control devices.Performs preventive maintenance on the HVAC Control System and related components to maintain system operation and reliability to ensure uninterrupted power and continuous air supply to critical facilities, equipment and systems. Responds to scheduled, unscheduled and preventive maintenance work orders generated by the Computerized Maintenance Management System (CMMS). عرض أقل

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  Orange Line Metro Rail Transit System (OLMRTS)

  Jan 2020 - Nov 2021

  Hvac Chiller Technician

  Orange line metro rail transit project is joint venture which is composed of Norinco International Cooperation Ltd, Guangzhou metro Group Ltd,and Daewoo Pakistan Express.Orange rail have 26 stations,24 elevator stations and 2 underground stations.All elevator stations have VRF units and undergroundstations have Water Cooled Chillers

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  Gulf Experts

  Sept 2021 - now

  Hvac Chillers Maintenance Supervisor

  1)York Chiller YCIV & YVAA complete maintenance including compressor replacement, refrigerant top up. Igbt board troubleshooting and replacement and main board vsd logic bord troubleshooting and Installation.2)Trane Chiller RTAC,RTAF,RTAD complete maintenance including sensors binding software update, compressor replacement, refrigerant top up, contector and condenser fan motor replacement.3) Carrier Chiller 30XA,30XB,30GTN complete maintenance including main base board replacement, Cpm board replacement and troubleshooting. Compressor installation, refrigerant top up, oil charging, filter core and oil filter replacement. Compressor contactor contact cleaning and replacement. Condenser fan motor and condenser fan contector replacement. 4)Mcquay Centrifugal chiller WSC126 Complete maintenance and operation.Refrigerant top up oil top and oil pump troubleshooting and replacement. Pilot expansion valve Installation and calibration.Suction pressure , discharge pressure , oil pressure and temperature sensors troubleshooting and replacement. 5)York Centrifugal chiller YK Complete maintenance and operation, VGD troubleshooting and replacement.Testing the function of PRV and troubleshooting and replacement.Installation and calibration.Suction pressure , discharge pressure , oil pressure and temperature sensors troubleshooting and replacement. 6)Carrier Centrifugal Chiller 19XR Complete maintenance and operation, Guide vane troubleshooting and replacement.Testing the function oil Pump and oil return mechanism. Monitoring the temperature of Compressor motor and thrust bearing.Installation and calibration.Suction pressure , discharge pressure , oil pressure and temperature sensors troubleshooting and replacement. عرض أقل