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Elements and Performance Criteria

1. Prepare to develop HVAC/R specifications and prepare drawings
   • Work health and safety (WHS)/occupational health and safety (OHS) processes and workplace procedures for a given work area are identified and applied
2. Extent of the project scope is determined from design brief and/or relevant documentation and from discussions with appropriate person/s
3. Appropriate person/s is consulted to ensure the work is coordinated effectively with others involved in the work
4. Information technology and software tools and equipment needed for the HVAC/R work are obtained in accordance with workplace procedures
5. Develop HVAC/R specifications and prepare drawings
   • Sources of components and materials needed for the HVAC/R project are determined and selected for their availability, suitability for purpose and cost in accordance with workplace policies and procedures
6. HVAC/R specifications are developed to include necessary performance requirements for components and system
7. Risk management strategies for the HVAC/R project are sought and obtained for incorporating in the specification
8. Appropriate information technology and software tools are used to develop HVAC/R specifications and produce drawings based on standard protocols
9. HVAC/R project specifications and drawings are reviewed against project inputs and adjusted to rectify any anomalies
10. HVAC/R project specifications and drawings are documented in accordance with workplace policies and procedures
11. Solutions to unplanned situation are provided in accordance with workplace policies
12. HVAC/R work quality is monitored against performance agreement and/or organisational or industry standards
13. Obtain approval for HVAC/R specifications and drawings
    • HVAC/R project specifications and drawings are presented and discussed with relevant person/s
14. Alterations to the project specifications and drawings resulting from the presentation/discussion are negotiated with relevant person/s in accordance with organisation policies
15. Final HVAC/R project specifications and drawings are documented and approval obtained from appropriate person/s

Range Statement

Range is restricted to essential operating conditions and any other variables essential to the work environment. Non-essential conditions may be found in the UEE Electrotechnology Training Package Companion Volume Implementation Guide.
Developing HVAC/R specifications and preparing drawings must include at least the following:	two different HVAC/R projects

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Performance Evidence

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements, performance criteria and range of conditions on at least one occasion and include:

determining the project requirements accurately establishing source and availability of components appropriately, including the performance requirements of components and the system and risk management strategies in the specifications negotiating alterations to the project specifications and drawings successfully documenting project specifications and drawings in accordance with organisation policies and procedures obtaining approval for the completed project specifications and drawings dealing with unplanned events applying relevant work health and safety (WHS)/occupational health and safety (OHS) requirements workplace procedures and practices, including using risk control measures applying sustainable energy principles and practices developing specifications and preparing drawings for heating, ventilation and air conditioning/refrigeration (HVAC/R) system projects, including: using appropriate information technology in accordance with workplace procedures.

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Knowledge Evidence

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements, performance criteria and range of conditions and include knowledge of:

specification development - specification writing; safe working practices and relevant standards, codes and regulations, including: purpose and nature of specification performance based specifications prescriptive specifications acceptable evidence of compliance additional service required with the supply of equipment dealing with suppliers and manufacturer’s documenting specification computer-aided drafting (CAD): specific procedures: creating symbols for library files program specific commands speed enhancement configuring the digitising tablet methodology for creating layers: name colour line type methodology for drawing variables: limits grid snap dimensions text units ISO drawing sheets advanced drawings multiple three-dimensional views: setting up environment on screen top view front and side views three-dimensional views movement through space: draw on any created views relocate coordinate system as necessary creation of views: creation of three-dimensional geometric shapes creation of three-dimensional complex view by: manipulation of drawing planes location of geometric shapes editing: use of function to facilitate modification of geometric shapes in completion of a three-dimensional view display of three-dimensional view: wire line solid face isometric perspective orthographic: saving: use of assembly drawing file for plotting design brief requirements information technology relevant manufacturer specifications relevant safe work method statements (SWMS)/job safety assessments or risk mitigation processes relevant WHS/OHS legislated requirements relevant workplace policies and procedures.

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