Eagle ICA-D212-725, Инструкция по эксплуатации

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ICA-D212-725 (63)
Page 6 of 144
CHAPTER 63 – MAIN ROTOR DRIVE SYSTEM (63-00-00)
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COPYRIGHT

2007 BY DART AEROSPACE LTD.
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THIS DOCUMENT IS PRIVATE AND CONFIDENTIAL AND IS SUPPLIED ON THE EXPRESS CONDITION THAT IT IS NOT TO BE USED FOR ANY PURPOSE OR COPIED OR COMMUNICATED TO ANY
OTHER PERSON WITHOUT WRITTEN PERMISSION FROM DART AEROSPACE LTD.
Revision:
6
Date: 13.08.26
63.1 MAIN ROTOR DRIVE SYSTEM
63.1.1 Main Rotor Drive System
This Chapter contains maintenance information for
the drive system components (Figure 63-1) which
transmit power from the engine to the main rotor
assembly and to transmission mounted
accessories. This includes the engine-to-
transmission (main) driveshaft, transmission and
related components, and main rotor mast
assembly.
Figure 63-1. Power Train System
63.1.2 Metal Particle Contamination
Metal particles found on oil strainer screens, oil
filters or chip detectors may indicate failure of an
internal part of the component. The presence of
metal particles however, is not necessarily an
indication the component is no longer serviceable.
The quantity, source, form, type of metal found,
together with service history of the particular
component, must be taken into consideration. The
time accumulated since the component was new
or overhauled, previous failures, and type of
operation are important factors in determining
further serviceability of the component. The
particles found may be steel, cadmium, aluminum,
magnesium, copper (bronze), or phenolic in
various shapes and quantities. For a detailed
explanation of the action made necessary by the
presence of various types of particles in the