JIAN YU WANG

**** ******* *****

Mississauga, Ont. L4T 3R2

Cell: 647-***-****

aducpo@r.postjobfree.com

OBJECTIVE:

To go on in the career of gas heating, refrigeration, air-conditioning where my technical experience and diverse skills would be utilized, particularly in service and maintenance aspects.

SUMMARY OF SKILLS:

Over 28 years service experience in the fields of refrigeration, air conditioning, air-handler, chillers, and gas heating, diesel heating. Being familiar with the repair and maintenance of both residential and comercial heating and cooling units and commercial rooftop units of makers such as York, Keeprite, Carrier, Trane, Lennox.

Strong service experiences in walk-in coolers, freezers, pumps, gas heating units, diesel construction heaters and heat pumps, hot water tanks.

Strong background in Mechanical Engineering and electrical control knowledge specializing in HVAC systems and air handler.

Strong mechanical aptitude, with knowledge of hydraulic, water pumps, and electronics. High and low voltage wiring check and service.

Strong Skills in troubleshooting electrical circuits, high voltage circuit and low voltage control circuits

Worked effectively both as a team member and independently

CIRTIFICATE:

University Bachelar degree in Mechanical Engineering, Specialized in refrigeration and cryogenic technology

313A-Ontario Refrigeration and Air Conditioning Mechanic License issued in 2002 READ SEAL, ODP card, GAS 2 license issued in 2004

A valid driver license and good driving skill and clean record,

WORK EXPERIENCE

Service Technician 2019.04--2022.11

HVAC RENTALS ltd, Bolton, Ontario also called LOUE FROID INC.

Service and maintain chillers, pumps, rooftop air-conditioning equipment, construction diesel heaters, air-handlers, humidifiers, and coolers and freezers. Dealing equipment brand such as York, Trane, Carrier, Nortech, Campo, Flagro, Frostfighters.

Service Technician 2017.07--2018.11

Russell Food Equipment ltd, Toronto

Service and maintain coolers and freezers and stoelting machines and ice machines in IKEA, BURGER KING, KEG, BWW of GTA;

Service some friers and slicers, and ovens in restaurant.

HVAC Service and maintenance Technician 2015.05--2015.08

Air Treatment Inc.

Servicing and maintaining residential furnaces and air-conditioners, water tanks, heat-pumps..

HVAC Service and maintenance Technician 2014.05--2014.11

Dupond Heating and Air-conditioning Inc.

Servicing and maintaining residential furnaces and air-conditioners, water tanks, heat-pumps, boilers.

HVAC Service and maintenance Technician 2013.09--2014.01

NorthRock Inc.

Servicing and maintaining rooftop heating and cooling units..

HVAC Service and maintenance Technician 2010.10--2013.03

Northwood Heating and Air-Conditioning Co.

Servicing and maintaining residential furnaces and air conditioning units mainly, also, residential water tanks, tankless heaters, rooftop units for commercial customers. Still, service heat pump units in condo buildings.

Self-employeed 2008—2010

JW Temperature Control Ltd.

Do some service jobs of hvac/r units in residential houses and service some refrigeration units in resturants, convenience stores.

HVAC Service Technician 2007.03--2007.08

Hendry Heating Ltd., Weston, Ontario

Service and maintain rooftop units individually, service exhaust fans, walk-in coolers, reach-in coolers and freezers individually.

Troubleshoot electrical circuits and replace defective components, change defective compressor or TXV or defective fan motor

Service water heaters and board heaters.

Make wire connection and start-up the rooftop units after the units being installed.

Participate in installation on water tanks and big ventilation fans.

Refrigeration Service Technician. 2005.05--2007.03

Nutemp Mechanical Systems Ltd., Oakville, Ontario

Service and maintain rooftop units, boilers, pumps, fans, computer room a/c units individually.

Troubleshoot electrical circuits and replace defective components, change defective compressor or TXV or defective fan motor

Inspect unit operation, change bad belts and dirty filters

Power wash condenser coils and fins on schedule

Service water heaters, unit heaters, fireplace, tube heaters, duct furnaces.

Troubleshoot walk-in coolers and freezers, line coolers and line freezers,ice machines.

HVAC Service Technician. 2004.3--2005.2

Hawaiian Arctic Inc.. Concord, Ontario

Service and maintain residential furnaces and rooftop units, troubleshoot electrical circuits and replacing defective components individually.

Troubleshoot mechanical part of equipment and change defective compressor or TXV or defective fan motor

Service residential water heaters, fireplace.

Service commercial unit heaters, tube heaters, duct furnaces.

Service walk-in coolers and freezers, ice machines, such as change defective motors, or defective control components, or fix leaking spot in the system.

Self-employeed on havc/r fields 2002—2004

JW Temperature Control Ltd.

Service hvac units for chinese canadian customers, meanwhile taking part-time courses in George Brown College

Mechanical Engineer 1993--2001

Beijing Shenglan Air Conditioning Equipment Co. Ltd., China

Installation of a/c units participate in chillers installatioin and start-up

Service units for customers

Refrigeration Engineer 1990--1993

Beijing Allied Faxi Ice-Cream Food Ltd., China, one party of this joint venture is

Baskin 31 Robbins

Operate the chillers and the ammonia cold storage refrigeration systems

Repair and maintain chillers and cold storage refrigeration system

EDUCATION

George Brown College, Toronto, Ontario 2001—2004

Taking refrigeration courses and gas heating courses, and electric control courses

Master Degree of Engineering in Space Thermodynamics 1986--1989

China Academy of Aeronautics and Astronautics Beijing, China

Thermal control and heat transfer in satellite engineering

Bachelor Degree in Mechanical Engineering 1980--1984

Major: Refrigeration and Cryogenic Technology

Shanghai Institute of Mechanical Engineering, Shanghai, China

Studying knowledge such as mathematics, physics, electrical control and circuits, electronics, refrigeration principle, mechanical drawing, fluid mechanics, thermodynamics, heat transfer, air conditioning technique, commercial and industrial refrigeration equipment

REFERENCE AVAILABLE UPON REQUEST

Contact this candidate