Elements and Performance Criteria

RANGE STATEMENT
The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording, if used in the performance criteria, is detailed below. Essential operating conditions that may be present with training and assessment (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) may also be included.
Policies and procedures
Work is carried out in accordance with workplace procedures, licensing requirements and legislative requirements
Workplace information
Workplace information can include:
Standard Operating Procedures (SOPs)
specifications
production schedules and instructions
routine maintenance schedules
work notes
Material Safety Data Sheets (MSDS)
manufacturer instructions
verbal direction from manager, supervisor or senior operator
Inert gas
Inert gas may include:
carbon dioxide (solid or gaseous state)
nitrogen (gas)
argon (gas)
Equipment
Equipment may vary with the activity, and may include:
spargers
diffusers
carbon dioxide brick or snow makers
gas cylinders
pressure gauges
flow gauges
Winery operations requiring the use of inert gases
Winery operations requiring the use of inert gases may include:
air-freeing tanks
lines and ullage space
sparging
Services
Services may include:
inert gases
Risk factors
Risk factors may include:
asphyxiation
burning
Work hazards
Work may involve exposure to:
chemical, dangerous or hazardous substances
Information systems
Information systems may be:
print or screen based
Confirming equipment status involves
Confirming equipment status involves:
checking that hygiene and sanitation standards, safety standards and pre-start requirements are met and that equipment is operational
checking the operation and calibration of measuring instrumentation

EVIDENCE GUIDE
The evidence guide provides advice on assessment and must be read in conjunction with the performance criteria, required skills and knowledge, range statement and the Assessment Guidelines for the Training Package.
Overview of assessment
Assessment must be carried out in a manner that recognises the cultural and literacy requirements of the assessee and is appropriate to the work performed. Competence in this unit must be achieved in accordance with food safety standards and regulations.
Critical aspects for assessment and evidence required to demonstrate competency in this unit
Evidence of ability to:
use personal protective equipment, MSDS and follow other specified OHS procedures
select appropriate gas, gas dosage and gas state for task
set up and prepare gas handling equipment according to manufacturer instructions, MSDS and operational requirements
manufacture carbon dioxide bricks or snow
monitor gas handling equipment during use, including pressure, flow and integrity of equipment
collect, treat and/or dispose of waste according to procedures
keep appropriate records.
Context of and specific resources for assessment
Assessment must occur in a real or simulated workplace where the assessee has access to:
personal protective clothing and equipment as required
work procedures. including advice on company practices, safe work practices, food safety, quality and environmental requirements
instructions, information, specifications and schedules as required
equipment, services and corresponding information as required
products and materials as required
internal and external customers and suppliers as required
cleaning procedures, materials and equipment as required
documentation and recording requirements and procedures.
Method of assessment
This unit should be assessed together with other units of competency relevant to the function or work role.
Guidance information for assessment
To ensure consistency in one's performance, competence should be demonstrated on more than one occasion over a period of time in order to cover a variety of circumstances, cases and responsibilities, and where possible, over a number of assessment activities.