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Career Developmental Objectives

HVAC Installation Technician II’s must consistently demonstrate the following:

Duct work. 

• Must be able to put duct work together and properly seal it.
• Must be able to insulate and hang it.

Flex duct diffusers and grills. 

• Must know how to run, hang and connect flex duct and different kinds of diffusers.

Hang equipment. 

• Must know the best place to hang equipment so that it can be serviced.
• Must know how to hang equipment in concrete and bar joist.

Brazing and soldering. 

• Must know how to braze and solder different types of material.
• Must know what type of brazing rods to use.
• Must know how to use nitrogen inside of pipes to keep pipe clean.

Air balance.

• Must be able to use flow hood and adjust dampers to give proper flow to each diffuser.
• Must be able to calculate total unit cfm to make sure ductwork is designed properly.

Condensate drains.

• Know how to size and run condensate lines. 
• Know how to size traps and install clean-outs and check valves where needed.
• Must know how to run condensate pump discharge line.

Gas pipe.

• Must know how to run gas pipe and install drip legs, unions, regulators and supports as needed.
• Needs to know how to install an inverted trap on vents for regulators.
• Need to be able to adjust gas pressure going to unit when using a regulator.

Flue pipe. 

• Must know how to install flue pipe.
• Must know proper size and pitch of pipe. 
• How to install draft hoods dampers and draft dampers.
• Also must know how to size and install PVC flues for condensing furnaces.

Pressure test refrigerant systems. 

• Must know how to pressure test and leak check systems with nitrogen.
• Must know how to use different types of leak detectors.

Reclaim refrigerant. 

• Must know how to properly reclaim weigh and return used refrigerant.
• Must have CFC license and know how to log the refrigerant into the computer.

Evacuation.

• Must know how to evacuate a system down to the proper micro level.
• Must know how to break the vacuum with nitrogen.
• Must know how to maintain vac pump and when to change the oil.

Low voltage wiring. 

• Must know how to wire both conventional and heat pump thermostats.
• Must know how to wire smoke detectors and remote sensors.
• Should be able to reach schematics.
• Need to know when to use plenum wire.

High voltage. 

• Must know how to wire units neatly and to code.
• Must know how to lock out tag out and work on units safely.

Cooling

• Consider your basic to advanced ability to maintain, service and repair a variety of cooling systems to include the following:
  • DX and chilled water equipment including RTU’s, split systems, self-contained water cooled, ductless splits/VRF systems, chillers, cooling towers, dry coolers/ evaporative coolers and WSHP’s.

Air Distribution:

• Consider your basic to advanced ability to maintain, service and repair a variety of air distribution systems to include the following:
  • VAV/VVT systems, ERV’s/HRV’s, fans/blowers, ductwork, dampers, air filtration, airflow measurements and air quality measurements.

Electrical/Controls

• Consider your basic to advanced ability to maintain, service and repair a variety of electrical and control devices to include the following:
  • Mechanical electrical components (contactors, transformers, fuses etc.), solid states components, motors, motor controls, VFD’s, DDC, pneumatic controls, thermostats, unitary control hardware/software and building automation systems.

Heating

• Consider your basic to advanced ability to maintain, service and repair a variety of heating systems to include the following:
  • Gas and oil fired equipment including forced air furnaces, WSHP’s, electric heat, humidifiers, water and steam boilers, direct/indirect fired MUA’s & ARU’s and venting requirements.

All requirements of HVAC Installation Tech II

• Advanced understanding and basic troubleshooting skills on all types of equipment we install.
• Ability to read and understand factory O&Ms
• Ability to read prints and layout ductwork, piping, and unit location based on blueprint values
• Safely and proficiently operate specialty equipment such as scissor lifts, articulating boom lifts, petty boom lifts, fork lift trucks, and specialty tools such as gas powered cut saws etc.
• Be familiar with industry nomenclature and have knowledge of the different types of fastening and equipment mounting systems that are on the market
• Advanced understanding and basic troubleshooting skills on all types of equipment we install
• Ability to read and understand factory O&Ms
• Ability to read prints and layout ductwork, piping, and unit location based on blueprint values
• Safely and proficiently operate specialty equipment such as scissor lifts, articulating boom lifts, petty boom lifts, fork lift trucks, and specialty tools such as gas powered cut saws etc.
• Be familiar with industry nomenclature and have knowledge of the different types of fastening and equipment mounting systems that are on the market