This unit specifies the skills and knowledge required to perform general maintenance of heating, ventilating and air conditioning (HVAC) systems and associated mechanical equipment (air distribution systems, hydronic systems and control systems).
Site location for work application may be either domestic or commercial and may be a new work site or an existing structure being renovated, extended, restored or maintained.
Assessment tasks will be designed to reinforce & extend knowledge and skill competence within set & controlled parameters in accordance with each unit’s learning outcomes & performance criteria requirements, incl the setting of work based practical application tasks designed to provide evidence of competence outcomes, within periodic and scheduled timelines.
Students will be expected to demonstrate the following required skills:
* maintaining one air distribution systems, including:
* replacing, realigning and tensioning pullies and belts as required
* checking the integrity of mounting and check for excessive vibration and noise
* checking flexible connections
* lubricating bearings
* cleaning filters, coils and blades
* checking system for leaks
* maintaining one hydronic system, including:
* replacing gland valves and O rings where required on system
* replacing and adjusting pump glands
* checking functionality of and cleaning drain
* adjusting operating control valves and settings
* replacing chemical dosing systems when required and checking water system for leaks.
The qualified trainer and assessor will provide teaching and learning materials as required in the form of workbooks produced by Victoria University and/or via the Victoria University e-learning system.
This unit is studied as part of the following course(s):