Product Overview

Summary: This Advanced Diagnostic Techniques SOP sets out a clear, step-by-step framework for safely conducting complex diagnostic tests on plant, equipment and systems in Australian workplaces. It helps technicians isolate faults efficiently while managing electrical, mechanical and biological risks, ensuring compliance with WHS obligations and minimising downtime and rework.

Advanced diagnostic work often involves intrusive testing, energised circuits, specialised instruments and interaction with complex plant, medical devices or laboratory equipment. Without a structured procedure, the risk of electric shock, equipment damage, data loss, cross-contamination or misdiagnosis increases significantly. This Advanced Diagnostic Techniques Safe Operating Procedure provides a disciplined, repeatable approach to planning, conducting and documenting diagnostic activities in line with Australian WHS requirements and relevant technical standards.

The SOP guides workers through pre-diagnostic risk assessment, isolation and verification steps, correct selection and use of diagnostic tools, safe access to restricted areas, and robust verification of test results before equipment is returned to service. It is designed to support organisations across sectors such as healthcare, laboratories, manufacturing, utilities and facilities management, where advanced diagnostics are critical to reliability and patient or customer safety. By implementing this SOP, businesses can reduce unplanned outages, improve fault-finding accuracy, protect high-value assets and demonstrate due diligence in the event of an incident or regulatory review.

Key Benefits

• Ensure advanced diagnostic activities are carried out in a controlled, WHS-compliant manner across all sites.
• Reduce the risk of electric shock, equipment damage and cross-contamination during complex fault-finding tasks.
• Improve diagnostic accuracy and consistency by standardising test methods, instruments and documentation.
• Streamline maintenance workflows by integrating diagnostics with isolation, permit-to-work and sign-off processes.
• Provide defensible records of diagnostic decisions and test results to support audits, incident investigations and quality assurance.

Who is this for?

• Maintenance Technicians
• Biomedical Engineers
• Electrical Fitters and Mechanics
• Service Technicians
• WHS Managers
• Engineering Managers
• Field Service Supervisors
• Laboratory Managers
• Clinical Engineers
• Reliability Engineers

Hazards Addressed

• Electric shock and arc flash during live testing or fault-finding on energised equipment
• Unintended equipment start-up or movement during diagnostic work
• Exposure to hazardous energies (electrical, mechanical, pneumatic, hydraulic, thermal)
• Cross-contamination and infection risks when diagnosing medical or laboratory equipment
• Exposure to hazardous chemicals or biological agents during sampling and testing
• Manual handling strains when accessing or removing components for diagnostic purposes
• Slips, trips and falls around opened panels, test leads and temporary setups
• Data integrity and cybersecurity risks associated with connecting diagnostic software or laptops to control systems

Included Sections

• 1.0 Purpose and Scope
• 2.0 References, Definitions and Abbreviations
• 3.0 Roles, Responsibilities and Competency Requirements
• 4.0 Pre-Diagnostic Planning and Risk Assessment
• 5.0 Isolation, Lockout/Tagout and Verification of De-energisation
• 6.0 Selection, Calibration and Inspection of Diagnostic Instruments
• 7.0 Access to Equipment, Panels and Restricted Areas
• 8.0 Step-by-Step Diagnostic Techniques and Test Methods
• 9.0 Managing Live Testing and Exceptional Circumstances
• 10.0 Infection Prevention and Contamination Control (Medical/Lab Equipment)
• 11.0 Data Management, Cybersecurity and Record Keeping
• 12.0 Reinstatement of Equipment and Return-to-Service Checks
• 13.0 Incident, Fault and Near-Miss Reporting Requirements
• 14.0 Training, Competency Assessment and Review
• 15.0 Document Control and Continuous Improvement

Legislation & References

• Work Health and Safety Act 2011 (Cth) and harmonised state and territory WHS Acts
• Work Health and Safety Regulations 2011
• Safe Work Australia – Code of Practice: Managing Risks of Plant in the Workplace
• Safe Work Australia – Code of Practice: Managing Electrical Risks in the Workplace
• AS/NZS 3000:2018 Electrical installations (Wiring Rules)
• AS/NZS 4836:2022 Safe working on or near low-voltage electrical installations and equipment
• AS/NZS ISO 31000:2018 Risk management – Guidelines
• AS/NZS 3551:2012 Management programs for medical equipment (where applicable)
• AS ISO 15189:2022 Medical laboratories – Requirements for quality and competence (where applicable)