Unit of competency details

PRMCC01A - Use hot water extraction (Release 1)


Usage recommendation:
Is superseded by and equivalent to CPPCCL2001A - Use hot water extractionUnit updated and equivalent to PRMCC01A Use hot water extraction 09/Jan/2012

Release Status:
ReleaseRelease date
1 1 (this release) 30/Mar/2009


SchemeCodeClassification value
ASCED Module/Unit of Competency Field of Education Identifier 039909 Cleaning  

Classification history

SchemeCodeClassification valueStart dateEnd date
ASCED Module/Unit of Competency Field of Education Identifier 039909 Cleaning  12/Oct/2004 
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Modification History

Not Applicable

Unit Descriptor

Unit descriptor 

This unit of competency covers the skills and knowledge required for using hot water extraction to remove dirt and soil from carpet. The water extraction method of cleaning can be applied to domestic or commercial carpets and is considered a restoration style of cleaning.

The unit requires the ability to assess the extent of the cleaning task through understanding client requirements, the characteristics of the carpet and applying company policies and procedures in order to perform the task. The work may be performed in teams or individually. The selection of appropriate equipment, chemicals and methods is essential for performing the task safely and efficiently.

Note: Hot water covers a range of water temperatures.

Application of the Unit

Not Applicable

Licensing/Regulatory Information

Not Applicable


Not Applicable

Employability Skills Information

Not Applicable

Elements and Performance Criteria Pre-Content

Not Applicable

Elements and Performance Criteria



1 Assess area to be cleaned

1.1 Assess area to be cleaned and review work order  in accordance with company requirements  and clarify any issues with appropriate person ()

1.2 Identify hazards  and control risks in the work site in accordance with legislative , occupational health and safety  (OHS ) and company requirements 

1.3 Identify type, condition and colour fastness of carpet () through observation and/or testing  in accordance with company requirements 

1.4 Identify type of soil  through observation and in accordance with work order  and company requirements 

1.5 Select the most appropriate cleaning technique () for the carpet () in accordance with work order  and company requirements 

1.6 Determine the size and usage pattern of the work site to ensure safety of personnel  and efficient use of equipment  and chemicals 

1.7 Identify any pre-existing damage and report it to the appropriate person () in accordance with company requirements 

2 Select equipment and chemicals

2.1 Select and use suitable personal protective equipment  (PPE ) in accordance with manufacturers' specifications , OHS  and company requirements 

2.2 Select equipment  and chemicals  appropriate for the work order  in accordance with OHS  and company requirements 

2.3 Check operational effectiveness of equipment  in accordance with manufacturers' specifications  and company requirements 

2.4 Adjust equipment  to suit operator's requirements in accordance with manufacturers' specifications  and OHS requirements 

2.5 Prepare chemicals  in accordance with manufacturers' specifications , OHS  and company requirements 

3 Prepare work site

3.1 Confirm and reassess hazards  in the work site and control risks in accordance with legislative , OHS  and company requirements 

3.2 Remove furniture and fittings that impede the cleaning operation in accordance with work order , OHS  and company requirements 

3.3 Install appropriate signage and barriers  as required to maximise public safety during the cleaning operation in accordance with OHS  and company requirements 

3.4 Identify any work restrictions  affecting the completion of the work order  instructions and advise promptly the appropriate person ()

4 Clean work site using hot water extraction

4.1 Remove soil  and clean the carpet () using appropriate cleaning technique (), equipment , PPE  and chemicals  in accordance with manufacturers' specifications  and legislative , OHS  and company requirements 

4.2 Conduct all work in accordance with work order , manufacturers' specifications  and legislative , OHS  and company requirements 

5 Tidy work site

5.1 Dispose of all collected soil  and waste  in accordance with client specifications, work order , manufacturers' specifications  and environmental , legislative , OHS  and company requirements 

5.2 Replace all furniture and fittings in accordance with client requests, work order  and OHS requirements 

5.3 Remove signage and barriers  used in accordance with work order , OHS  and company requirements 

6 Clean, safety-check and store equipment and chemicals

6.1 Clean equipment  and PPE  in accordance with manufacturers' specifications  and environmental , OHS  and company requirements 

6.2 Safety-check equipment  and PPE  in accordance with manufacturers' specifications  and OHS requirements  and record any required maintenance in accordance with company requirements 

6.3 Store and maintain equipment  and PPE  to allow ready access in accordance with manufacturers' specifications , OHS  and company requirements 

6.4 Store chemicals  in accordance with manufacturers' specifications , OHS  and company requirements 

Required Skills and Knowledge

Refer to Evidence Guide

Evidence Guide


The evidence guide identifies the requirements to be demonstrated to confirm competence for this unit. Assessment must confirm sufficient ability to use appropriate skills and knowledge to use the hot water extraction method on carpet. Assessment of performance should be over a period of time covering all categories within the range statement that are applicable in the working environment.

Critical aspects of competency 

  • Accurate identification of the type and characteristics of the carpet.
  • Selection of appropriate cleaning equipment and chemicals.
  • Safe and efficient cleaning methods.
  • Outcomes achieved in relation to customer work order and company requirements.
  • Compliance with company and legislative requirements.

Knowledge needed to achieve the performance criteria 

Knowledge and understanding are essential to apply this unit in the workplace, to transfer the skills to other contexts, and to deal with unplanned events. The knowledge requirements for this unit are listed below.

  • Types of carpet(s) and characteristic features.
  • Knowledge of the range of cleaning equipment and chemicals.
  • Knowledge of pre-spotting and stain removal methods.
  • Awareness of applicable legislation, regulations, codes of practice and industry advisory standards.
  • Awareness of OHS legislation and procedures.
  • Company management structure and reporting procedures.
  • Emergency response and evacuation procedures.
  • Injury, dangerous occurrence and incident reporting.
  • Knowledge of biological and viral control procedures.
  • Routes of entry and potential symptoms of exposure from chemicals.

Specific skills needed to achieve the performance criteria 

To achieve the performance criteria, some complementary skills are required. These are:

  • analysis of surface suitability for water extraction
  • accurate classification of soil and stains
  • extraction cleaning techniques
  • accurate selection of chemicals to suit carpet type
  • handling and disposing of chemicals safely
  • applying manual handling techniques
  • reading and responding appropriately to directions and safety instructions in equipment manuals and MSDS and on chemical labels
  • performing the mathematical calculations required for the dilution and mixing of chemicals as specified on product labels
  • problem-solving
  • communicating clearly and concisely using written and verbal modes
  • requesting advice or further information
  • seeking and receiving feedback
  • working on an individual basis or as part of a team
  • sourcing, organising and recording information
  • customer service.

Other units of competency that could be assessed with this unit 

Competence in this unit may be assessed in conjunction with PRMCC07A Perform basic stain removal.

Resources required to assess this unit 

The following resources should be available:

  • access to a suitable work site or venue with carpet
  • access to suitable equipment and chemicals
  • access to personal protective equipment
  • access to equipment operating manuals and MSDS
  • work order instructions, work plans and schedules
  • assessment instruments, including personal planner and assessment record book.

Gaining evidence to assess this unit 

For valid and reliable assessment of this unit, the competency should be demonstrated over a period of time and be observed by the assessor.

The competency is to be demonstrated in a range of situations, which may include customer/workplace interruptions and involvement in related activities normally experienced in the workplace.

Assessment of competency may be made through practical demonstration in the work environment or in a simulated work environment.

Key competency levels 

There are a number of processes that are learnt throughout work and life that are required in all jobs. They are fundamental processes and generally transferable to other work functions. Some of these are covered by the key competencies, although others may be added.

Information below highlights how these processes are applied in this unit of competency.

Perform the process

Perform and administer the process

Perform, administer and design the process

How can communication of ideas and information  be applied?

Confirm own role and responsibilities with colleagues and supervisors to ensure compliance with work order and company requirements such as OHS.

How can information be collected , analysed and organised ?

Collect and analyse information regarding work site in line with company procedures.

How are activities planned and organised ?

Organise and prioritise work tasks to meet work order and company requirements.

How can teamwork  be applied?

Provide support and assistance to team members to complete work tasks within designated timelines and to meet company requirements.

How can the use of mathematical ideas and techniques  be applied?

Calculate area(s) to be cleaned and measure and carry out chemical applications.

How can problem-solving skills  be applied?

Discuss with management/clients/site managers, supervisors and team members how to help solve problems that may arise.

How can the use of technology  be applied?

Record data for future use.

Range Statement


The range statement links the required knowledge and organisational and technical requirements to the workplace context. It describes any contextual variables that will be used or encountered when applying the competency in work situations. It allows for different work practices and work and knowledge requirements as well as for differences between organisations and workplaces. The following variables are listed in alphabetical order and may be present for this particular unit.

Appropriate person () may include:

  • clients
  • colleagues
  • managers
  • person(s) in control of work site(s)
  • supervisors.

Carpet () may include carpet, mats and rugs made from:

  • mixed blends
  • natural fibres e.g. wool, silk and organic (plant) fibres such as cotton and sisal
  • synthetic fibres e.g. nylon, polypropylene, acrylic and polyester.

Chemicals  may include:

  • acid cleaners
  • alkaline cleaners
  • neutral cleaners
  • solvent cleaners.

Cleaning technique () may include:

  • agitation
  • assisted drying
  • dwell time
  • grooming
  • neutralisation
  • pre-treatment chemical application
  • using extraction tool
  • vacuuming to prepare work site.

Company requirements  may include:

  • access and equity policy, principles and practice
  • business and performance plans
  • client communication procedures
  • client confidentiality procedures
  • client service standards
  • communication channels and reporting procedures
  • company goals, objectives, plans, systems and processes
  • company issued identification badge/card/pass
  • company policy and procedures
  • company service standards
  • dress and presentation requirements
  • duty of care, code of conduct, code of ethics
  • emergency response and evacuation procedures
  • maintenance procedures for equipment and PPE
  • OHS control procedures (e.g. health and safety plans, job plans, job safety analysis, risk assessments, safe operating practices/procedures, safe work instructions, work method statements, safe system of work statements)
  • OHS policies and procedures
  • personnel practices and guidelines
  • policies and procedures relating to own role, responsibility and delegation
  • quality and continuous improvement processes and standards
  • records and information systems and processes
  • rights and responsibilities of employees and employers
  • training (induction, refresher and new skills) materials
  • use of contractors
  • work site access security clearance procedures.

Environmental requirements  may include:

  • clean-up, containment and/or isolation
  • company policies and guidelines
  • environmental protection agency and government department regulations and guidelines
  • hazardous materials handling
  • local government regulations/bylaws.

Equipment  may include:

  • carpet cleaning bonnets/hand bonnets
  • carpet drying equipment e.g. air movers or drying bonnets
  • carpet groomer
  • carpet spot cleaning kit
  • cloths (towelling)
  • extraction unit, self-contained or truck/van mounted
  • garbage bin
  • gloves
  • measuring equipment e.g. jug or cup
  • plastic coasters or polystyrene blocks
  • respirators
  • rotary or cylindrical scrubbing machine
  • safety goggles
  • safety signage
  • scraper or spatula
  • selected tools and hand tools
  • sponges
  • spray equipment (pressurised or unpressurised)
  • steam iron
  • trigger sprayers
  • vacuum cleaner, upright or truck/van mounted
  • waste recovery tank.

Hazards  may include:

  • allergic reactions to chemicals and/or equipment, including latex allergies
  • biological waste
  • bites and stings
  • blood and blood-stained products
  • broken glass and other sharp surfaces
  • chemical containers and/or decanted chemical storage containers labelled incorrectly
  • confined/restricted spaces
  • contaminated clothing, materials and/or equipment
  • damaged or inappropriate equipment
  • dust and fibres
  • electrical hazards arising from cables, electrical fittings (switches and lights) and untested electrical equipment
  • environmental impact
  • extremes of heat and temperature
  • fatigue
  • fire
  • gas
  • heights
  • human/animal waste (faeces, urine, vomit)
  • inadequate lighting and ventilation
  • infectious and zoonotic diseases e.g. scabies/Q fever
  • inhaling chemical fumes
  • leaks, spill, splash and spray
  • manual handling techniques including awkward and repetitive postures
  • mobile/vehicle hazards around plant and vehicles
  • moving and/or unguarded machinery and equipment
  • noise
  • occupational violence and bullying
  • poor manual handling techniques
  • poor personal hygiene practices
  • repetitive motion, force and vibration
  • synergistic chemical reactions (hazardous incompatibility or reactivity)
  • syringes or other sharps
  • ultraviolet light
  • underfoot conditions e.g. slippery, uneven and rough surfaces
  • unrestricted people access
  • waste and waste disposal
  • work in isolated/remote environments.

Legislative requirements  may include:

  • Australian Standards, quality assurance and certification requirements
  • award and enterprise agreements
  • codes of practice
  • national industry standards
  • relevant Commonwealth/state/territory legislation and local government regulations that affect company operation:
  • anti-discrimination and diversity
  • availability of chemical registers/manifests
  • chemical controls
  • consumer protection
  • environmental protection issues
  • equal employment opportunity
  • freedom of information
  • industrial equipment certificates of competency or licences
  • industrial relations
  • OHS Acts and regulations
  • privacy
  • trade practices
  • workplace consultative arrangements.

Manufacturers' specifications  may include:

  • equipment operational manuals
  • instructional guides
  • material safety data sheets (MSDS)
  • other resources supplied by the manufacturer (such as laminated cards, notices and wall posters)
  • product labels
  • safety instructions pre-printed on equipment.

Occupational health and safety * (OHS ) requirements  may relate to:

  • allergic reactions (contact dermatitis, etc)
  • communication devices for remote and isolated locations e.g. mobile phone, two-way radio, etc
  • dermatoxicological control and prevention measures
  • hazard identification and risk assessment mechanisms
  • hazard reporting
  • hierarchy of hazard control procedures
  • injury, dangerous occurrence and incident reporting requirements
  • irregular blood testing (health surveillance and monitoring)
  • keeping access ways clear from obstruction
  • maintaining clear access ways
  • maintenance procedures for equipment and PPE
  • national industry standards/codes of practice
  • OHS control procedures (e.g. health and safety plans, job plans, job safety analysis, risk assessments, safe operating practices/procedures, safe work instructions, work method statements, safe system of work statements)
  • protection from hazardous substances, noise and dust
  • protection of people in the workplace
  • routes of entry and potential symptoms of exposure from chemicals
  • safety training (induction and refresher)
  • ultraviolet light
  • up-to-date electrical test and tag compliance
  • use of chemicals in accordance with labels
  • use, storage and maintenance of equipment in accordance with manufacturers' specifications and equipment operating manuals
  • use, storage and maintenance of personal protective equipment and clothing.

* Also known as workplace health and safety 

Personal protective equipment  (PPE ) may include:

  • ear muffs/plugs
  • gloves - non-permeable
  • goggles
  • high-visibility vests/clothing
  • overalls and other protective clothing
  • respirator
  • safety glasses
  • safety shoes
  • splash-proof face masks
  • sun protection
  • tongs
  • ultraviolet protection
  • wet-work clothing.

Personnel  may include:

  • client's staff
  • fellow workers (colleagues)
  • general public
  • venue/facility/building/shopping centre staff/management.

Rights and responsibilities of employees  may relate to:

  • confidentiality and privacy rights
  • duty of care
  • knowing the appropriate personnel for reporting purposes
  • knowing the location of manuals and/or related documents
  • knowing the terms and conditions of own employment
  • knowing the workplace procedures
  • protection from discrimination and sexual harassment.

Rights and responsibilities of employers  may relate to:

  • duty of care
  • providing a safe environment free from discrimination and sexual harassment (see relevant state and Commonwealth anti-discrimination legislation
  • providing a safe workplace in accordance with OHS legislation, codes of practice, regulations and standards
  • providing information and training in work tasks, OHS and other employment related matters
  • the right to dismiss you if you (see the Commonwealth Workplace Relations Act 1996 ):
  • are negligent, careless or cause an accident
  • commit a criminal offence
  • commit acts of disloyalty such as revealing confidential information
  • use abusive language.

Signage and barriers  may include:

  • physical barriers and restraints erected to restrict access to a site
  • signs complying with legislative requirements and/or Australian Standards warning of danger and/or adverse conditions including cleaning in progress and hazardous chemicals are in use or present in the work area.

Soil  types may be wet or dry and include:

  • beverages (drinks)
  • candle wax
  • chewing gum
  • cigarette butts
  • dust
  • dye stuffs
  • food
  • grease
  • heavy dirt build-up
  • hospital waste
  • hydrocarbons
  • industrial/chemical waste
  • lipstick
  • nail polish
  • oil
  • paper
  • plant stains
  • rainwater
  • shoe polish
  • tar.

Testing  may include:

  • burn test
  • chemical tests
  • sink/float test.

Waste  may be either solid or liquid and includes:

  • chemicals past the expiry date
  • litter
  • obsolete equipment
  • packaging
  • soil
  • used containers
  • used or unused chemicals
  • used/contaminated personal protective equipment.

Work order  information may include:

  • access to work site and egress points
  • budget allocations
  • completion times/dates
  • insufficient people to complete the work task(s)
  • job requirements and tasks
  • legislative and local government requirements
  • OHS requirements and emergency response procedures
  • resource requirements - equipment and materials
  • specific client requirements e.g. relationships with other activities, dress and presentation requirements
  • use of signage and barriers
  • work schedules
  • work site contact person(s)
  • working in isolated and remote locations.

Work restrictions  may include:

  • amount of cleaning anticipated
  • client activity
  • employee(s) level of literacy and/or communication skills
  • faulty or inappropriate equipment
  • site hazards
  • skills of the work unit/team
  • staffing resources
  • time limitations.

Unit Sector(s)

Not Applicable

Functional Area:

Functional Area: Elective. Carpet Cleaning