When should .020 and .040 wire be used?

The use of .020 and .040 wire is specifically guided by the Maintenance Instruction Manuals (MIMs) because these manuals contain critical specifications and requirements tailored to the maintenance and repair of aircraft structures. Following the MIMs ensures that the materials used are appropriate for the particular application, adhere to safety standards, and comply with engineering principles that are prescribed for aircraft maintenance.

Using the wire only when the MIMs specify its use helps to prevent potential structural failures or safety issues that may arise if incorrect materials are used. This approach focuses on maintaining standards and following manufacturer guidelines, which are paramount in ensuring the integrity and reliability of aircraft components. Therefore, adhering to the specifications in the MIMs assures that maintenance procedures align with best practices and regulatory requirements for aviation safety.