51 71... Removing and installing/replacing sound insulation for bulkhead upper part

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Necessary preliminary tasks:

Remove COVER FOR WINDSCREEN COWL PANEL .

Fig 1: Identifying Rubber Seal And Screws

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Remove rubber seal (1).

Release screws (3).

Tightening torque 51 71 3AZ .

Unfasten screws (2).

NOTE: Screws (2) are partly behind side sound insulation.
Remove side sound insulation.
Release screws (4).
Tightening torque 51 71 3AZ .

NOTE: Screws (4) are behind central sound insulation.
(Refer to the following operation.)
Remove middle sound insulation.
Arrows mark bolting points of middle sound insulation.

Fig 2: Locating Middle Sound Insulation Mounting Screw

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Installation note:

Make sure line feed-through (1) is correctly seated.

Fig 3: Identifying Line Feed-Through

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