KANKANAMGE DEEPANATH JAYASINGHE
Rajamaha Vihara Road Mirihana
Kotte 10100, Sri Lanka
E Mail jayasinghekd@@hotmail.com
Phone:0094 112 88 2850, Mobile: 0094 713 730 042
Over Twenty Five years’ experience in Air-condition and Refrigeration engineering &
technology with several years untainted service in the United States Air Force and Army,
related air bases, plus extensive HVAC experience in several leading organisations in Sri
Lanka. Have worked as Foreman, Supervisor, Maintenance Manager and Technical &
Training Manager in the same field.
A detailed account of my Technical Qualifications, Experience and Career Track Record are
given below, together with my Bio-Data for your further consideration.
National Diploma in Air conditioning and Refrigeration, (NDT) and (NTC) successfully
completed of One years course (1984 to 1985) at University of Moratuwa, Sri Lank.
Successfully Completed Transportation of Hazardous Material Course Conducted by
U.S. Air Force in Sultanate of Oman.
Specially trained for the Ammonia Refrigeration plants.
Successfully Completed ASE Refrigerant Recovery & Recycling program (Universal
certification Program), conducted by the United States Air Force in Sultanate of Oman
Successfully completed EPA Refrigerant Recovery & Recycling program. Technical type
III universal, dated 07 September 2008. The certification number is 2271857 Granted
by US Army Contractor Kellogg Browns Root Company, Department CJOA Afghanistan.
During this period i have performed Maintenance Distribution and Transmission. The
power voltage of 110 / 220 / 230 / 240 / 308 / 440 Volts and 33KVA , HVAC projects
according to ASHRAE, DIN and ISO9001, ISO14001 and modern principals of energy
efficiency. Obtain a CAC card, and Knowledge of Direct Digital Control Systems (DDC)
and their components.
Reading and following blue print work as on there instructions.
Carry out scheduled PMI as assigned .
Maintenance and Repair fire alarm control systems (Electrical and Electronic)
Testing water pressure and Fire system water lines and new installing CCTV Camera
Preparing plans and design shop drawings using computer aided design, Carrying out
calculations & design. Attend technical meetings with clients and with the consultant.
General review with the Senior Design Engineers of other disciplines, all MEP layouts
in order to highlight any problem that might occur. Supervise and coordinate for
supply, installations of mechanical services for HVAC (Air-conditioning units &
Mechanical fans) including all trade of works. Plan and execute all installation, testing
& commissioning works through technical and operational supports.
Support & assists in project installation, servicing & maintenance under contract basis.
Oversee site testing and commissioning procedures.
On site quality control of piping and System Integrator (HVAC equipment /
chillers).Liaise with consultant, Vendors, HVAC technician and client on day to day
basis on project issues.
Conduct regular preventive maintenance inspections of HVAC and refrigeration units,
isolated heating and ventilating units, including boilers, gas and electrical operated, an
Air-conditioning equipment and make necessary adjustments or repairs; service and
repair pejorative coolers.Repair and replace defective parts in the equipment and
their controls, including thermostats, automatic switches, fan controls, log switches,
damper motors, , relays, filters, controls, belts, compressors, heat exchanges, high
limit controls, pressure controls, safety valves and automatic gas valves.Operate a
variety of hand and power tools, welder torch, vacuum pump, test equipment utilized
in the trade and a motor vehicle; maintain equipment in effective and safe working
condition; maintain parts and tool inventory.Repair and rebuild semi hermetic
reciprocating compressors and compressors for centrifugal refrigeration
machines.Perform skilled electrical maintenance work in the repair, installation and
alteration of HVAC equipment, components, timers, motors and wiring systems as
needed; connect motors to control panels.Test and examine boiler operations,
observing meter and pressure gauges; conduct boiler water quality test and treatment;
adjust boiler burner combustion.Lubricate and pack heating, ventilation, refrigeration
and air conditioning motors, pumps, fans and other equipment.Install and calibrate
systems; install copper tubing and repair pipes and tubing as necessary; test joints and
insulate pipes of refrigeration and air conditioning systems; flush boilers, de scale
tubing; rebuild pressure and temperature safety valves and water pumps.Install,
rebuild, replace and repair fans, motors, thermostats, fuses, filters, bearings, valves,
controls, gaskets and other equipment as necessary Maintain related records
concerning time, labour and materials; maintain log of tasks perform and write reports
as required perform other duties as assigned..
Compressor overhauls including Replaced Pistons. Piston rings. Connecting rods, Crank
Shaft, Repair, oil pumps, Valve Reads. Valve plates, Rewinding and Replace winding
carry on York, Carrier, Comp land, Mitsubishi, Train Compressors,
Commissioning Experience of HVAC
During this period totally I have more than 17 years’ experience. Worked as a
Commissioning Refrigeration Supervisor and HVAC Foreman, I have done
Commissioning HVAC work in. US air force offices, Medical and warehouse buildings
and Workshops with military accommodations in Oman. US Army Buildings, living
quarters and airport in Afghanistan, Kandahar air base,
Calculate buildings' BTU (British thermal unit) in accordance with the volume of
building area to determine the most suitable design required for air conditioners for
the buildings, Uses Micrometer and Calculate FMC distribution and Designing Duct
Work and coordinate with drafts man for development of drawings. Identify standard
details and development new details as required.
Design packages in compliance with Standard Operating Procedures (SOP) provide
comments on HVAC plans and identify any design changes, Calculate manpower and
materials requirements for installing HVAC systems including electrical installation.
Coordinate with maintenance work between the maintenance team and management
and advice to them. Troubleshoot electrical and Mechanical Systems. Scheduled
preventive Maintenance. Order parts for the Defective parts. Daily inspection of
Temperature, Oil pressure (Compressors) and Refrigerant pressure. Follow Safety
Regulations Fuel fired and electrical Boilers
New inoculations and modification plumbing works, copper, PVC, ABS, vitreous clay,
pipe Brazing and joints in the portable water and waste water systems.
From August 2014 – To 2016 Maintenance Manager, An Elephant Corridor hotel,
sigiriya , Sri Lanka
Duties: Maintenance, Repair and new instillation HVACs, Generators. All kind of (Single
Phase and Three Phase) Electrical systems water pumps Swimming pool, Sewage
plant,Water purify plant and all kind of -plumbing works. The HVAC Units work 1 ton
to 30 ton Air conditioners. Model of AC units York. Carrier. Tirane, Daikin, Mitsubishi,
Toshiba, LG, and many other Types . Central Air Conditioners. Air Handler Units (AHU)
Fan Coil units (FMC),Hot water Boilers, Split Types, Cassette types. Package types .
Water cooling and Air cooling systems. Chilled water systems. Brazing and welding.
Commercial Laundry washer and dryer systems , Kitchen appliances items responsible
for Inspection, testing, repairing, and maintenance and services all types of refrigeration,
forced air heating and ventilation equipment, electronic and electrical components.
Installs, replaces, adjusts and repairs pressure regulators, compressors, evaporators,
condensers, motors and other HVAC equipment.
Troubleshoot, diagnose equipment failures, and read schematics. Fabricate, assemble
and install duct work Ventilation ,HVAC and Large clod rooms( Refrigerators), Use all
kinds of Refrigerant type, Order HVAC and Refrigerator parts for the workshop Repair.
supervising and given training to new HVAC Technician in HVAC shop. Involve with
management interview and Recruit new employees. Check AHU/ FCU/ Blower
motors, Blower shafts, water tower motors, Fan blades, water pumps, as proper
While PMI inspection period if found any issues as soon as repair as a necessary.
Generate Monthly service report and forward to management ,
From July 2010 – To August 2014 September HAVC Foreman – Ceylon Petroleum
Cooperation Sri Lanka, Duties Facilities Maintenance and Repair 1 ton to 120 ton Air
conditioners. Type of AC units York, Carrier. Mitsubishi, Toshiba, , Lenox and many other
models. Central Air Conditioners. Package Units Split, Cassette types Repair and new
installation Generators ,All kid of plumbing works including water pumps, Brazing and
welding. Such as Speed Queen Troubleshoot, diagnose equipment failures, and read
schematics. Fabricate, assemble and install duct work Ventilation, Air Conditioning and
Refrigeration systems ,Use all kinds of Refrigerant type, Order HVAC parts for the
workshop Repair. Supervising and given Training to new employees. responsible for
Inspection, testing, repairing, and maintenance and services all types of refrigeration,
forced air heating and ventilation equipment, electronic and electrical components.
Installs, replaces, adjusts and repairs pressure regulators, compressors, evaporators,
condensers, motors and other HVAC equipment.Check AHU/ FCU/ Blower motors,
Blower shafts, water tower motors, Fan blades, water pumps, as proper
operation.While PMI inspection period if found any issues as soon as repair as
necessary.Generate Monthly service report and forward to management and
Inspect Quality of other Technicians works and follow safety Regulation of Oil Field.
Position of HVAC Foreman There maintenance and repair, I have been done according to
follow up EPA Regulations. During my work period I have to maintain, repair HVAC and
Refrigeration system every office. Accommodation. Workshop, mess hall and some other
work areas. Specially trained and worked on Floating Production storage and offloading
From February 2007 to March 2010 HVAC Foreman Kellogg Brown Roots company,
CJOA, Kandahar, and HVAC Shop. And all of south Region American military camps in
Afghanistan (DOD ID Number F9032292564 and cat card Number 55394).
Duties: Maintenance, Repair and new installation, all kinds of Heaters, and Boilers (fuel
fired heaters H82, H140, Wilms Heat pumps) and electrical heating systems water pump
mobile refrigeration trailers (Thermos King). Brazing and welding. Commercial washer
and dryer systems such as Speed Queen Troubleshoot, diagnose equipment failures, and
read schematics. Fabricate, assemble and install duct work Ventilation, Air Conditioning
(F60, E32/C, FDECU, York carrier and Alaska) all kinds of split AC units window Units
Including all types of military and commercial Vehicles, and Refrigerators, Use all
kinds of Refrigerant type and an Ammonia plant., Troubleshooting following electrical
wiring diagrams. Order HVAC parts for the all of FOB in southern region. And
supervising and trained new employees in CJOA HVAC shop. As a position of HVAC,
general Foreman There maintenance and repair I have been done according to follow up
EPA Regulations. During this work period I have attended to repairs, modifications and
maintenance of all kinds of plumbing work, Repair and maintenance Generators ,kitchen
appliance, hot oven dish washer. Washing machines. Driers, clod rooms and carpentry
work. responsible for Inspection, testing, repairing, and maintenance and services all
types of refrigeration, forced air heating and ventilation equipment, electronic and
electrical components. Installs, replaces, adjusts and repairs pressure regulators,
compressors, evaporators, condensers, motors and other HVAC equipment.
Check AHU/ FCU/ Blower motors, Blower shafts, water tower motors, Fan blades,
water pumps, as proper operation.
While PMI inspection period if found any issues as soon as repair as necessary.
Generate Monthly service report and forward to management and customers,
From Aug: 2000 to February 2007 Supervisor, Air Condition & Refrigerator, Din Corp
International LLC United States War Reserve Material, Preposition Program, and P. O. Box
150Thumrait 222, Sultanate of Oman.
Duties: Maintenance, Repair and troubleshooting of all assigned Air Conditioning,
refrigeration System and associated equipment. In US air, Force Base in Oman and US Air
force Hotel. Thumrait Oman Supervises Refrigeration workshop and schedule the work
activities of refrigeration and HVAC mechanics. Responsible for assurance an implementing
of the ISO 9002 quality program. Receives, inspects, Stores, Tests, Repairs and Maintains
Refrigeration all kinds of Refrigeration types and an Ammonia plant, Air Conditioning,
Evaporator Cooling Systems including Portable Units.
Performs operational checks and utilizes specific test equipment to troubleshoot assigned
equipment. Responsible for the Maintenance, Repair, Inspect more than 800 Refrigeration &
Air Conditioning units per year. F60, E32/C, FDECU, Alaska Carrier / Thermos King /
York/Train /Daikin / & Freeze truck systems, Refrigeration / Air Conditioning types
equipment use during our schedule maintenance and repair.Troubleshoot, Repairs and
modify military and commercial Vehicles.
Install, Aligns and Adjusts components and equipment such as compressors, condensers,
Electric Motors, Heat Exchanges, Heat Pumps, Evaporators, Regulators, Fans, Pumps, Tubing,
Valves, Ducts, Electrical controls of Environmental Air Conditioning and Cooling Systems all
kinds of kitchen appliance washing machine and Driers etc..
Performs Electrical troubleshooting of all Electrical systems for various Refrigeration and Air
conditioning equipment. Conducts on the job (OJT) training for assigned staff on assigned
equipment related to Refrigeration and Air Conditioning.
Monitor Repair and Submit Material / Quality Discrepancy Reports to United States Air Force
From 1997 January to Aug 2000 Lead Technician, Air Conditioning &Refrigeration
Air work Vinnell Corporation, contractor for US. Air Force War Reserve Material Preposition
Program, Thumrait, Sultanate of Oman.
Duties: Repair, Maintain, Tests, Inspect all Kinds of Air Condition &Refrigeration Equipment,
such as HVAC Equipment, HEU Heaters, MC7 Air Compressors, 30KW to 750KW Generators,
Mobility Air Conditioning units)systems in Oman and Qatar port. , Hypo Large
Refrigeration unit, Liquid Nitrogen & Oxygen Tanks, Starter Carts, Battery Chargers and
related Aircraft Ground Equipment.Kitchen appliances, washing machines and Driers act.
From 1988 Apri to 1997 January Refrigeration & Air Conditioning Mechanic, U.S. Air Force
War Reserve Material Program, P.O.Box2991, Salalah 211, Sultanate of Oman.
Duties: Repair, Maintain, All kinds of Military and Commercial HVAC Units Troubleshoot,
Repairs and modify military and commercial Vehicles and Refrigeration plants Test and
Inspect U.S. Air Force all the ground Equipment related to Refrigeration & Air Conditioning.
In the process I have learned & understood Runway observation and safety procedures.
From 1986 September to 1988 January Lead Technician (Air Conditioning and
Refrigeration), King Khalid Military City, Saudi Arabia.
Duties: Maintenance, Repair of A/C units (capacity up to 5200 tons Carrier) Large
Refrigeration units, Heat & Ventilation systems.
Participated in USAF operations during Desert Shield, Desert Storm, Operation Enduring
Freedom, Afghanistan Campaign and various other special projects and operations of the
USAF, AWV and DynCorp. Gave special practical training to USAF deployed personnel at
Thumrait on the use of latest Air-conditioning and Refrigeration equipment on base.
Participated in Qatar Marine Troops Exercise Building USAF Tent City at Thumrait Air Base
Received various awards and commendations for outstanding performance throughout
career. Have been supported to company by Sprint for ITT works.
Passed GCE O/L examination (Secondary School) in 1984. Passed eight subjects including
credit pass in English, Science, and Mathematics.
MS Office, Excel and Power Point.
Maintenance & Repairs of Generators, Oxygen & Electric Welding and Spray Painting. Motor
Rewinding & Electronic Control Systems for Refrigerator & Air Conditioners. Valid driving
license for Sultanate of Oman & Sri Lanka. Material Handling Equipment license holder, Royal
Air Force of Oman, Such as Forklifts, Side Loaders and tow Tractors.
Security Clearing : Local RSO Security clearance Available
Nationality : Sri Lankan
Languages : English (Fluent) & Arabic (Medium)
Valid Driving License : Heavy Vehicle Oman / Sri Lanka
Forklift up to 30K Oman
Availability : Within One month
Accept Salary : 2500 $
Status : Married
Reason to leave : Economically
Date of Birth : 06 March 1968
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