Aircraft Maintenance

Aircraft maintenance is the overhaul, repair, inspection or modification of an aircraft or aircraft component.

In Canada, maintenance includes the installation or removal of a component from an aircraft or aircraft subassembly, but does not include:

• Elementary work, such as removing and replacing tires, inspection plates, spark plugs, checking cylinder compression etc, on small privately operated aircraft ; or removal and replacement of fuses, light bulbs etc, on transport category aircraft .
• Servicing, such as refueling, washing windows.
• Any work done on an aircraft or aircraft component as part of the manufacturing process, prior to issue of a certificate of airworthiness or other certification document.

Maintenance may include such tasks as ensuring compliance with Airworthiness Directives or Service Bulletins.