Eagle ICA-D212-725, Инструкция по эксплуатации

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ICA-D212-725 (63)
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CHAPTER 63 – MAIN ROTOR DRIVE SYSTEM (63-00-00)
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COPYRIGHT

2007 BY DART AEROSPACE LTD.

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
63.6.4 Transmission Oil System Tubes
and Hoses
The transmission oil system has various tube and
hose assemblies for transfer and return of oil from
the transmission through cooler, valves, and
fittings.
Table 63-2. Values for Inspection of Quick
Threading Couplings
Coupling Dash Size Maximum Allowable
Length Variation
-4 0.050
-6 0.050
-8 0.050
-10 0.068
-12 0.068
-16 0.081
-20 0.099
-24 0.099
CAUTION
USE BACK-UP WRENCHES WHEN REMOVING
AND INSTALLING OIL COOLER DRAIN
FITTINGS, VALVES, TUBES, AND HOSES. ALL
OPENINGS MUST BE CAPPED, TO PREVENT
ENTRY OF ANY FOREIGN MATTER.
63.6.4.1 Inspection – Transmission Oil
System Tubes and Hoses
63.6.4.1.1 Inspect
tubes for nicks, scratches,
dents, bent areas, and corrosion.
63.6.4.1.2
Inspect fittings for thread damage.
63.6.4.1.3
Inspect drain valves (31, Figure
63-15) for thread damage, nicks, scratches,
corrosion, and malfunction.
63.6.4.1.4 Inspect hoses for fraying,
deterioration, or evidence of leaking.
63.6.4.2 Repair/Replace – Transmission Oil
system Tubes and Hoses
63.6.4.2.1 Replace
drain valves (31, Figure
63-15) for thread damage and malfunction.
63.6.4.2.2 Replace
hoses when frayed,
deteriorated, or evidence of leaking exists.
63.6.4.2.3 Corrosion
treat tubes, hoses,
valves and fittings as required.
63.6.4.2.4
Repair nicks and scratches as
required.
63.6.4.2.5
Replace tubes when dented or
bent.
63.6.4.2.6
Replace fitting for thread damage
or when excessive corrosion exists.