HVAC Junior Refrigeration Technician. Needs to be able to do the following: *Fan coil unit - starting fan, controls, actuators, heating switchgear and safeties. *Airflows - measures and balancing ducted systems. *Water balancing - measures and balancing chilled water systems. *Dx unitsk - preparing unit for commissioning by Refrigeration Technician (Leak testing, vacuum and electrical connections). Send CV to dh@hvacr.co.za