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Required Skills

Required skills

Required skills include

cooperating and working with others on problem solving

assessing and recording information from a variety of sources

defining potential problems factually including

location and extent of problem or incident

sequence of events where relevant

extent of deviation from normal operation or performance

analysing potential problems across a range of varied activities and knowledge applications

reading and constructing simple charts such as cause and effect diagrams

Required knowledge

Required knowledge includes

RCA methodology including difference between quick fixes and root cause elimination or breaking of causal tree

principles and normal operation of equipment plant and processes in own work area sufficient to undertake a RCA and propose solutions

common variances to normal performance that are indicators of a problem

use of relevant analysis tools eg causeeffect diagrams Pareto charts and Whys

operations in own work area

Evidence Required

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

Critical aspects for assessment and evidence required to demonstrate competency in this unit

A person who demonstrates competency in this unit must be able to provide evidence of the ability to

undertake problem identification

use appropriate processes to achieve root cause identification

prioritise solutions

recommend solutions and implementation procedures to problems within own area and range of technical skills and knowledge

evaluate implementation of solutions

Context of and specific resources for assessment

Assessment of performance must be undertaken in a workplace using or implementing one or more competitive systems and practices

Access may be required to

workplace procedures and plans relevant to work area

specifications and documentation relating to planned currently being implemented or implemented changes to work processes and procedures relevant to the assessee

documentation and information in relation to production waste overheads and hazard controlmanagement

reports from supervisorsmanagers

case studies and scenarios to assess response to contingencies

Method of assessment

A holistic approach should be taken to the assessment

Competence in this unit may be assessed by using a combination of the following to generate evidence

demonstration in the workplace

workplace projects

suitable simulation

case studiesscenarios particularly for assessment of contingencies improvement scenarios and so on

targeted questioning

reports from supervisors peers and colleagues thirdparty reports

portfolio of evidence

In all cases it is expected that practical assessment will be combined with targeted questioning to assess underpinning knowledge

Where applicable reasonable adjustment must be made to work environments and training situations to accommodate ethnicity age gender demographics and disability

Guidance information for assessment

Assessment processes and techniques must be culturally appropriate and appropriate to the oracy language and literacy capacity of the candidate and the work being performed


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.

Competitive systems and practices

Competitive systems and practices may include, but are not limited to:

lean operations

agile operations

preventative and predictive maintenance approaches

monitoring and data gathering systems, such as Systems Control and Data Acquisition (SCADA) software, Enterprise Resource Planning (ERP) systems, Materials Resource Planning (MRP) and proprietary systems

statistical process control systems, including six sigma and three sigma

Just in Time (JIT), kanban and other pull-related operations control systems

supply, value, and demand chain monitoring and analysis

5S

continuous improvement (kaizen)

breakthrough improvement (kaizen blitz)

cause/effect diagrams

overall equipment effectiveness (OEE)

takt time

process mapping

problem solving

run charts

standard procedures

current reality tree

Competitive systems and practices should be interpreted so as to take into account:

the stage of implementation of competitive systems and practices

the size of the enterprise

the work organisation, culture, regulatory environment and the industry sector

Features or occurrences indicative of a problem

Examples of features or occurrences indicating problems include:

variation to normal plant or equipment operation

unplanned or non-conforming process or operations outcomes

out of specification products

excess scrap

accidents and emergencies

regulatory breaches

customer returns and complaints

reduction or loss of sales

Root cause

There are many possible causes of any problem. The root cause contrasts with other possible causes of a problem which when eliminated have no impact or only ameliorate the problem. Elimination of the root cause permanently eliminates the problem. There should only be one root cause for any problem and so the analysis should continue until this one cause is found.

Cause tree

The series of causes is referred to as the cause tree. Not all root causes are accessible and able to be eliminated. Breaking the cause tree is such a way that the problem cannot recur is an acceptable alternative.

Not all situations can wait for the RCA and eventual elimination of the root cause as there may be serious current impacts. The quick fix will control these immediate impacts, but does not eliminate the root cause.

Quick fix

A quick fix is not a short cut or side step for a permanent solution to the root cause. It is a necessary step designed to control the immediate impacts of a problem, for example, to prevent ongoing errors or to ameliorate damage.

Appropriate techniques/charts

Appropriate techniques/charts may include:

control charts

Pareto charts

run charts

flow charts

cause and effect diagrams

tree diagrams

5 Whys analysis