EASA MODULE 7A Sub Module 7.17 AIRCRAFT HANDLING AND STORAGE AIRCRAFT JACKING: Aircraft may need to be jacked for a variety of purposes. These may include component changes, retraction tests, weighing of the aircraft and aircraft rigging checks. Care needs to be taken when jacking, to avoid damage to aircraft or equipment. Jacking points are provided in the wings and fuselage, at strong points, to enable the whole aircraft to be lifted, and there are, usually, other points, at the nose and main undercarriages, to enable individual wheels to be changed. Some aircraft require a jacking pad to be fitted to each jacking point, while in some, the jacking pads are built into the structure. Special jacking adapters and beams may be available to lift individual axles. In all instances, the Maintenance Manual should be consulted, so that the correct equipment and procedures may be used. Because of the position of the jacking points, the C.G. of some aircr...
EASA PART 66 / SARI MODULE 7 NON-DESTRUCTIVE TESTING (NDT): Nearly all inspection operations on aircraft structures are carried out visually at intervals specified in the Approved Maintenance Schedule. Sometimes visual examination is not practicable, or there may be some uncertainty about the serviceability of a part and one of the methods of nondestructive examination may be used to determine its condition. Non-destructive tests seek to detect defects such as cracks or corrosion either at the surface of below it and a number of methods are presently in use. In each case the part being tested is not harmed in any way. The selection of the method to be used will depend on the design of the structure, its accessibility and the nature of the suspected defect. 1. VISUAL INSPECTION Visual inspection is the oldest of the non-destructive methods of testing. It is a quick and economical method of detecting various types of cracks before they progress sufficiently to cause failure. Its rel...
WIRING DIAGRAM MANUAL (WDM) Wiring Diagram Manual (WDM) The WDM is subdivided into three manuals: - Aircraft Schematic manual - Aircraft Wiring manual - Aircraft Wiring List The ASM gives you blocks diagrams, simplified schematics, and schematics. Consequently, the AWM is a help to identify precisely a failed component (a wire for example) when you make a search through TSM and ASM. ASM is linked to AWM. The AWL Detailed description of Electrical and electronics wiring connections including Part Numbers by means of multiple Lists such as Equipment List, Hook Up list , Aircraft Wiring List etc. ASM The Aim of the ASM is to obtain a full understanding of electrical and avionics equipment, their operation, troubleshooting and maintenance. The Aircraft Schematic Manual (ASM) contains diagrams intended for troubleshooting aircraft systems. It also facilitates the understanding of the systems and can be used for staff training maintenance. The manual is di...
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