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Elements and Performance Criteria

  1. Prepare for refractory replacement
  2. Replace refractory

Required Skills

Required skills

Required skills include

recognising variance from specification and then analysing the problem to determine the level of appropriate action required which is consistent with operating guidelines

implementing enterprises standard procedures and work instructions and relevant regulatory requirements within appropriate time constraints and in a manner relevant to the operation of the process

reading and numeracyto interpret workplace documents and technical information

Required knowledge

Required knowledge includes

safe work practices

function of toolsequipment used

procedures used to prepare the kiln

procedures used to install refractory

firstline maintenance procedures required

correct removal and replacement of refractory and brickwork

correct preparation and assembly of materials and toolsequipment used

safely remove waste from repairs to kiln

distinguish between causes of faults such as

refractory materials

refractory problems

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

Overview of assessment

The unit will be assessed in as holistic a manner as is practical and may be integrated with the assessment of other relevant units of competency

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

It is essential that the process be understood and that the importance of critical material properties is known Competence must be demonstrated in the ability to recognise and analyse potential situations requiring action and then in implementing appropriate corrective action

Consistent performance should be demonstrated In particular look to see that

replacement follows standard procedures

correct materials are used

permit and other health and safety procedures are followed

Competence must be demonstrated in the operation of all ancillary equipment to the level required for this unit of competency

Context of and specific resources for assessment

Assessment will require access to an operating plant over an extended period of time or a suitable method of gathering evidence of operating ability over a range of situations

Assessment will occur over a range of situations which will include disruptions to normal smooth operation

Simulation or case studiesscenarios may be required to allow for timely assessment of parts of this unit of competency Simulation should be based on the actual plant and will include walkthroughs of the relevant competency components A bank of scenarioscase studieswhat ifs and questions will be required to probe the reasoning behind observable actions

Method of assessment

Individual enterprises may choose to add prerequisites and corequisites relevant to their processes

Guidance information for assessment

Assessment processes and techniques must be culturally appropriate and appropriate to the 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.

Procedures

All operations are performed in accordance with standard procedures and work instructions

Equipment

Equipment may include:

protective clothing, hearing protection, safety glasses and adequate ventilation

hand and power tools

mobile plant

refractory support mechanisms

Variations

This unit may vary according to:

length and type of kiln

the type of process, i.e. dry, wet, semi-wet, semi-dry

type of kiln maintenance being performed

method of waste disposal

Typical problems include:

Typical problems may include:

furnace/kiln problems

major refractory problems

Occupational health and safety (OHS)

All operations are subject to stringent OHS requirements and these must not be compromised at any time. Where there is an apparent conflict between performance criteria and OHS requirements, the OHS requirements take precedence