Alexander Pappas

* Install chill, heating and glycol systems

* Cut, grove and install steel mechanical pipe

* Install and calculate heights for hanger system

* Install copper pipe for mechanical system with propress gun

* Install and braze panels for heating water system

* Hang heating panels with gripple ties

* Print interpretation and layout

* Testing crew (hydropump, operate commercial air compressor)

* Operate boom lift

* Install VAV and heating boxes for heating and glycol system

* Fill glycol system with transfer pump

* Install various valves into mechanical systems (check, balance, control)

* Install flex hoses

* Flush mechanical systems with various cleanng chemicals

* Tie in roof top chillers

* Layout and install air handler curbs

* Crane day installation of mechanical system risers

* Install and pipe out crack units

* Tie in heat exchangers

* Install glycol station

* Operate VRF's

* Pipe rigging

* Fit, tack and install pipe for flush loops

* Install condensate system

* Install air handler system

* Use of various hand and electric tools

* Install chill water system for military base data center

* Install hanger system with Isolaters

* Set and install pumps with headers and flex hoses

* Cutting pipe with oxy acetylene torch

* Cut, bevel, tack and fit 12' carbon steel pipe with various fittings

* Tie in air handlers with various valves

* Pipe rigging

* Set risers

* Offset calculations

* Install air separators and expansion tank

* Tie in chillers with various valves

* Operate roustabout

* Use of various hand and electric tools

* Install flange fittings

* Pipe rigging with chainfalls

* Copper work with propress gun for chill water system

* Layout and print interpretation

* Install hydronic boiler system

* Cut, bevel, and fit carbon steel pipe

* Install meg lug fitting on domestic main

* Solder and install copper lines for heating water system

* Install and pipe out VAV boxes for heating water system

* Cut and thread screw pipe

* Install corrugated steel pipe for gas lines to boiler

* Install hanger system

* Install flu pipe for hydronic boiler

* Operate pipe threading machine

* Operation of various hand and electric tools

* Dig/grade trenches out for underground draining system

* Install air separator and expansion tank

* Install make-up water lines with various components

* Set, float and tie in pumps (suction/discharge lines)

* Install check valves

* Print interpretation and layout

* Calculate hanger lengths and offsets

* Pressure test system with air and hydropump

• Install various piping system, including both plumbing and mechanical (R/O, storm, domestic, sanitary, chilled water, heating water, medica gas, pex pipe)
• Installation of plumbing fixtures and in wall work
• Installation of trap primers and trap primer boxes
• Pipe grooving
• Pipe fusion
• Tacking mechanical pipe
• Prefabrication of pipe
• Working with various hand and electric tools
• Pressure test systems
• Interpret prints and layout
• Underground plumbing work and drains
• Installation of VAV boxes, and tying boxes into HVAC system

• Preventive maintenance work on air handlers, VRF systems, and VAV boxes, univents, bard boxes, exhaust fans
• Repair and replace chiller components
• Repair and replace make-up line for existing boilers
• Repair and braze coils on hvac systems
• Pull charges from bard room units, run vacuum pump, recharge systems after condensable removed, add charge
• Replace schrader valves
• Detect leaks with nitrogen
• Purge systems to detect leaks

• Install mini split systems for data center
• Run line sets from roof condensers to evaporators
• Print interpretation to install gripple hanger system
• Run and braze liquid and suction lines for cooling system
• Install mechanical pipe from chiller units into building mains
• Layout and cut sleeves for line sets on rooftop
• Read and interpret prints to tie in correct lines to mechanical hvac components
• Competent usage of power and hand tools
• Install/prefabricate hvac systems for data center igloos
• Print interpretation and layout
• Nitrogen pressure testing
• Installation of schrader valves on condenser units

• Installation of storm and overflow drains
• Prepping and cutting cast iron pipe
• In wall copper work leading to domestic fixtures
• Installing domestic fixtures
• Installation of hanger systems
• Punch list work
• Soldering and brazing
• Installation of various floor drains