CertDITL314 Exam Format | CertDITL314 Course Contents | CertDITL314 Course Outline | CertDITL314 Exam Syllabus | CertDITL314 Exam Objectives

Exam Code: CertDITL314
Exam Name: Certificate in Domestic Infrared Thermography Operators

Unit 1: Conduct building infrared thermography in a safe- effective and professional manner

- Understand the health and safety requirements when undertaking building infrared thermography
- Explain the relevant legal duties for health- safety and security in the workplace
- Identify the health- safety and security risks that could exist in different locations- and the action to take to minimise or mitigate risks
- Identify the risks to self which are associated with lone working
- Explain why it is important to remain alert to the presence of risks in the workplace
- Explain the importance of personal conduct in maintaining the health- safety and security of yourself or others
- Explain how to make use of relevant suppliers and manufacturers instructions for the safe use of equipment- materials and products
- Explain who should be informed of any conflicts between different health- safety and security requirements
- Describe the procedures for different types of emergency
- Identify the types of suggestions for improving health- safety and security at work that could be made and who should be given them
- Identify the actions that may be taken to protect clients property

- Understand the nature of professional conduct required when conducting building infrared thermography
- Explain why it is important to promote goodwill and trust when working with others and ways in which this can be achieved
- Explain how to identify the information you require and the potential sources of such information
- Describe how to respond to enquiries from others and how to clarify their information needs
- Explain how to respond to enquiries which are outside your authority or area of expertise
- Describe the ways in which disputes or differences of opinion should be handled and resolved to minimise offence and maintain respect
- Describe the formal complaints procedure that covers your work
- Identify the range of potential conflicts of interest that you may encounter and the action required to manage these
- Explain why it is important to present a positive personal and professional image when dealing with people and how this can be achieved
- Describe the ways in which you may develop yourself within your role
- Describe how to deliver an appropriate level of service to meet client expectations
- Explain the importance of providing a prompt response to enquiries

- Understand the legislation- codes of conduct and compliance requirements in relation to building thermography
- Describe the relevant policies and legislation on combating climate change and the reduction of carbon emissions from buildings
- Describe the relevant legislation covering the energy performance of buildings
- Describe your specific responsibilities under prescribed codes of conduct and ethical standards
- Explain why it is important to comply with mandatory and advisory codes of best practice
- Explain the importance of obtaining and maintaining appropriate professional indemnity insurance (PII) cover and the extent and limitations of this

- Be able to comply with organisational and legal requirements at all times
- Carry out work in accordance with the relevant legal requirements and advisory and mandatory codes of practice
- Carry out work in accordance with the auditing and monitoring requirements of the relevant certification organisation(s)
- Record client contact information in accordance with organisational and legal requirements
- Identify and maintain appropriate evidence to support your decisions and assumptions when carrying out building infrared thermography

- Be able to maintain health- safety and security at work
- Take action to mitigate health- safety- security and welfare risks
- Ensure personal conduct does not endanger the health- safety- security and welfare of self and other people
- Take action to ensure the protection of clients property and buildings
- Adhere to workplace policies and suppliers or manufacturers instructions for the safe use of equipment- personal protective equipment (PPE)- materials and products
- Identify and implement procedures for different types of emergency
- Make recommendations for improving health- safety and security in the workplace to the relevant person/s

- Be able to develop and maintain effective working relationships with colleagues- professionals- clients and others
- Request information from colleagues- professionals- clients and others in a polite- clear and professional manner
- Identify and use further sources of help when required
- Deal promptly with enquiries from colleagues-professionals- clients and others and seek clarification where necessary
- Handle enquiries which are outside own authority or area of expertise
- Handle and resolve disputes and/or differences of opinion
- Adhere to the formal complaints procedure when dealing with a complaint

- Be able to conduct building infrared thermography in a professional manner
- Deal with colleagues- professionals- clients and others in a tactful- courteous and equitable manner
- Carry out work in accordance with prescribed codes of conduct- ethical standards and recognised good practice
- Record all evidence to support the assumptions and decisions made during the assessment
- Demonstrate effective management of work activities- personal and professional development
- Respond appropriately to any pressure that may affect own judgment
- Demonstrate delivery of the appropriate level of client service
- Assess client expectations as to the outcomes of the building infrared thermography or advice process

Unit 2: Understand basic thermal imaging camera technology and operation

- Understand the basic principles of infrared thermography
- State the fundamental principles of energy and heat
- List the standard temperature scales and conversions
- Describe the electromagnetic spectrum in general and the infrared region in particular
- Describe the key processes of heat transfer by conduction- convection and radiation
- Explain the processes of emittance- reflectance and transmittance
- Explain the principles of heat flow and heat capacity
- Describe the process of phase changes and latent heat in materials
- Explain the emissivity of materials
- State the factors that affect the emissivity of materials
- Explain the differences in reflectivity of specular and diffuse surfaces
- Describe how material properties are modified by heat- air and moisture flow
- State the key laws of physics as they relate to infrared thermography:
- Kirchhoffs Law
- Fouriers Law
- Newtons Law of Cooling
- Stefan Boltzmanns Law

- Know the basic construction- capabilities and limitations of a typical TI camera
- List the key components of an infrared camera
- Describe the purpose of the key components of an infrared camera
- Describe the features and usage of an infrared camera screen display
- Describe the fittings on- and accessories for- an infrared camera
- List the typical software functions and menu options of an infrared camera
- Explain the purpose of an infrared cameras software functions and menu options
- Describe the physical limitations of an infrared camera in the domestic built environment
- Describe how to optimise the capabilities of an infrared camera in typical domestic scenarios
- Describe the storage and maintenance requirements of an infrared camera

- Understand the basic operation and control of a typical TI camera in the domestic built environment
- List the ISO 6781-1 General Procedures
- Describe the environmental conditions necessary for successful infrared thermography
- Describe the operating limitations of an infrared camera
- Describe the controls and menu features required to operate an infrared camera
- Explain how to set up an infrared camera prior to carrying out an infrared thermographic survey
- Explain how to control an infrared camera during an infrared thermographic survey
- Describe how to mark the location of an infrared thermographic anomaly/defect on a domestic property
- Describe the health and safety issues that may arise during the operation of an infrared camera
- Describe the occasions on which it would not be appropriate to continue with an infrared thermographic survey

- Know how to conduct a basic interpretation of thermal images
- List typical problems and defects that can be identified by an infrared camera in the domestic built environment
- Describe the situations that can lead to a false interpretation of an infrared thermographic image
- Describe the information displayed on an infrared camera thermographic image
- xplain occasions on which advice would be sought in the interpretation of an infrared thermographic image

Unit 3: Understand domestic building construction- thermal properties and heat loss mechanisms

- Understand the construction of a domestic building
- Explain the purpose of a domestic building
- List the materials used in the construction of a domestic building
- Describe the purpose of each of the materials used in a domestic building
- List the key elements (structural- envelope and fabric) of a domestic building
- Describe the purpose of each domestic building element and how the building elements are combined in the overall structure of a domestic building
- Explain how to determine the construction of a domestic building by non-invasive internal and external inspection techniques
- Describe how changes to a building over time may be determined by comparison with similar properties in the area
- List the circumstances that can cause rising and penetrating damp in a domestic building

- Understand the thermal properties of building elements
- Explain how heat is transferred by the processes of conduction- convection and radiation
- Describe what is meant by ‘thermal resistance
- Explain how thermal resistance varies with the type of material and its use
- Describe the relationship between thermal resistance and Uvalue
- Describe how U-values are used in determining rates of heat loss from a building
- State the typical U-value ranges for each of the key building elements
- Describe how an elements u-value may be degraded through:
- anomalies between as-designed and as-built detailing
- natural material degradation over time
- material degradation with use/modification

- Understand the processes of heat loss from a building
- List the main heat sources within a domestic building
- Sketch and quantify in percentage terms the heat flows within and out from a domestic building
- Describe the difference between a buildings ‘Asset Rating and its ‘Operational Rating
- Explain the impact of geographical location- orientation and exposure on the rates of heat gain and loss to and from a domestic building
- Explain the term ‘Thermal Bridging
- List typical thermal bridges in a domestic building
- Explain the purpose of ventilation in a domestic building
- Describe the differences between ventilation and infiltration/exfiltration
- List the key sources of infiltration/exfiltration in a domestic building
- List the processes of moisture transport in a domestic building
- Describe impact of excessive moisture in a domestic building

- Understand problems associated with building occupation
- Describe the key problems associated with the occupation of a domestic property
- List the sources of moisture in a domestic property
- Describe the circumstances under which excessive moisture can lead to problems such as damp- condensation and mould
- List the causes of lack of ventilation within a property
- Describe the impact of a lack of ventilation within a domestic property

Unit 4: Prepare to carry out an infrared thermographic assessment of domestic buildings

- Understand the restrictions and limitations of a building infrared thermographic assessment
- Describe the environmental conditions needed to carry out an infrared thermographic survey
- List sources of information used to determine environmental conditions
- Explain the requirements of ISO 6781 as they apply to domestic properties

- Be able to agree and confirm instructions with a client to undertake building infrared thermographic assessment
- Obtain advance information from the client to draw up and agree the objectives for the infrared thermographic survey
- Explain to the client the terms and conditions under which the infrared thermographic survey will be carried out
- Draw up a scope of works based on all information gathered and agreed
- Present the scope of works to the client and agree the fee for carrying out and reporting on the infrared thermographic survey
- Describe the circumstances that could prevent a thermographic assessment from taking place such as:
- survey requirements beyond current level of competence
- difficulty in gaining access
- conflicts of interest
- environmental conditions
- health and safety issues
- Explain to the client why a thermographic survey cannot proceed
- Offer a client alternative arrangements should it not be possible to carry out a thermographic survey on the agreed date

- Be able to prepare for an infrared thermographic assessment of a domestic building
- Draw up a method statement for the survey based on the agreed scope of works
- Prepare or refresh the survey equipment checklist based on the method statement
- Conduct a web-based survey of the local geographical and property-specific features
- Explain the purpose of all the equipment needed to carry out an infrared thermographic survey
- List the checks to be carried out to ensure proper functionality of all survey and supporting equipment
- Conduct pre-usage checks on all survey and supporting equipment
- Confirm whether environmental conditions are likely to be suitable for the survey
- Draw up a preliminary health and safety risk assessment for the property visit

Unit 5: Carry out an infrared thermographic assessment of domestic buildings

- Be able to attend property to carry out a domestic building infrared thermographic assessment
- Conduct a risk assessment at the property to:
- identify and record risks and mitigating measures
- identify any circumstances at the property that prevent the thermographic survey from continuing
- Introduce themselves to the client and verify their credentials before commencing the inspection

- Be able to carry out a domestic building infrared thermographic assessment
- Set up and check correct operation of infrared camera together with its accessories and other equipment
- Identify and correct any basic fault condition that occurs with the infrared camera or its accessories and other equipment
- Use the infrared camera and accessories/other equipment correctly to undertake a methodical infrared thermographic survey of a domestic building as agreed in the scope of works
- Take action as necessary to prevent- minimise or control poor data and error sources
- Recognise- take account of and correct the causes of poor quality or anomalous readings
- Identify- highlight and- where necessary- seek advice on areas of concern

- Be able to create- collate and maintain a complete and accurate record of all information collected during a building infrared thermographic assessment
- Carry out a basic survey of the domestic building and its immediate local area to record its location- alignment- topography- site layout- dimensions and other relevant information
- Produce a written and photographic record of the information collected during the basic survey
- Create a record of activities while carrying out the scope of work and any additional actions deemed necessary to complete the thermographic survey
- Maintain a database of results from the thermographic survey and trends observed

Unit 6: Produce infrared thermographic assessment reports of domestic buildings

- Be able to prepare an infrared thermographic assessment report
- Describe the layout of the domestic infrared thermographic assessment report
- Assemble and collate information from the infrared thermographic survey- and from other relevant and reliable sources
- Carry out a basic analysis of information obtained from the infrared thermographic survey- and from other relevant and reliable sources
- Identify infrared thermographic features from the survey that should be included in the report
- Produce an infrared thermographic assessment report that satisfies the agreed scope of work and meets accepted professional practice
- Develop recommendations for basic corrective actions for repair and remediation
- Check the report to ensure it is clear- complete and satisfies the agreed scope of work and accepted professional practice

- Be able to present an infrared thermographic assessment report to a client in a professional manner
- Issue the report to the client
- Explain to the client the findings and recommendations contained within the report and their implications
- Respond to any questions or queries that the client might have on the report- its findings or recommendations

- Be able to maintain and preserve infrared thermographic assessment reports
- List the reasons for safely retaining and maintaining records that can be accessed by external/independent authorities as required in the future
- Ensure that the authorship- validity and date of production of the reports can be audited by an independent authority as required in the future
- Maintain and preserve records and reports in accordance with best practice ensuring that they are protected against physical (theft- fire- flood) and technological (hard drive failure- virus- malware) risks