Elements and Performance Criteria
- Prepare surfaces for application of chemical conversion coating
- The required pre-treatment task is identified from maintenance documentation and enterprise procedures
- Enterprise procedures and/or process specifications are used to identify required materials and tools
- Aircraft or component identification is matched with relevant maintenance documentation
- OHS requirements are identified and complied with and PPE is checked for correct fit and function
- Common surface soils are removed in accordance with enterprise procedures and/or process specifications
- Masking is completed on areas where pre-treatment is not required
- Aluminium alloy substrate is prepared for application of conversion coating in accordance with enterprise procedures and/or process specifications
- Apply chemical conversion coating
- The correct environment for conversion coating application is established and maintained
- The applicable chemical conversion coating is applied
- Masking is removed and the aircraft or component is left in a suitable condition for the next task
- Completion of the pre-treatment process is documented in accordance with enterprise procedures
- Clean up work area and maintain equipment
- Material that can be reused is collected and correctly stored
- Waste material is removed and disposed of or stored in accordance with legislative, regulatory and enterprise procedures
- Equipment is cleaned in accordance with enterprise procedures or manufacturer's instructions
- Equipment is checked for serviceability and unserviceable items are dealt with in accordance with enterprise procedures
- Tools are cleaned and maintained in accordance with enterprise procedures
- Work area is cleaned and inspected for serviceable condition