Elements and Performance Criteria
- Inspect vapour cycle air conditioning systems
- Isolation tags already attached to the system or related systems are checked and aircraft/engine configured for safe system inspection and operation in accordance with applicable maintenance manual
- Vapour cycle air conditioning systems are visually or physically checked for external and internal signs of defects in accordance with applicable maintenance manual
- Test vapour cycle air conditioning systems
- Troubleshoot vapour cycle air conditioning systems
- Available information from maintenance documentation and inspection and test results is used, where necessary, to assist in fault determination
- Maintenance manual fault diagnosis guide and logical processes are used to ensure efficient and accurate troubleshooting
- Specialist advice is obtained, where required, to assist with the troubleshooting process
- Vapour cycle air conditioning system faults are located and the causes of the faults are clearly identified and correctly recorded in maintenance documentation, where required
- Fault rectification requirements are determined to assist in planning the repair
- Remove vapour cycle air conditioning system components
- Aircraft and vapour cycle air conditioning system is rendered safe in accordance with the applicable maintenance manual and isolation tags are fitted, where necessary, to ensure the safety of personnel and freedom from damage during component removal
- Where refrigerant evacuation is necessary, evacuation is performed in accordance with regulatory requirements and maintenance manual procedures
- Component removal is carried out in accordance with the applicable maintenance manual
- Component is tagged and prepared for transport or storage in accordance with the specified procedures
- Required maintenance documentation is completed and processed in accordance with standard enterprise procedures
- Install vapour cycle air conditioning system components
- Component to be installed is checked to confirm correct part or model numbers, modification status and serviceability
- Installation is carried out in accordance with the applicable maintenance manual
- Vapour cycle air conditioning system is recharged with refrigerant, where necessary, in accordance with maintenance manual procedures and regulatory requirements
- Vapour cycle air conditioning system is tested for correct function and freedom from refrigerant leaks if system recharging has been performed
- Required maintenance documentation is completed and processed in accordance with standard enterprise procedures