51 71... Removing and installing/replacing sound insulation for bulkhead upper part
Necessary preliminary tasks:
- Remove COVER FOR WINDSCREEN COWL PANEL .
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 .
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.
(Refer to the following operation.)
Remove middle sound insulation.
Arrows mark bolting points of middle sound insulation.
Installation note:
Make sure line feed-through (1) is correctly seated.