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2.7 Removing/Replacing A Seat Canvas
General
1
Check the Seat Canvas (1) for any defects (refer to paragraph 3). If any defects are observed then refer to
paragraphs 5 to 6 for maintenance details and to Chapter 3 for parts information.
Tools
2
Refer to the tool list at the beginning of this Chapter.
Inspection
3
Check for the following:
3.1
Damage to Seat Canvas (1).
3.2
Sagging.
3.3
Reinforcing Bar (10) missing and/or damaged.
4
Generally replace and/or tighten any Screws or Cup Washers that are missing/damaged or are loose.
Removing The Seat Canvas
5
To remove the Seat Canvas (1) proceed as follows:
5.1
Unscrew and remove the eight countersunk screws (2) and Cup Washers (3).
5.2
Remove the two Reinforcing Bars (10) located inside the seat canvas.
5.3
Remove the Seat Canvas (1).
Replacing The Seat Canvas
Note: Check for the correct seat canvas size.
6
Replacing the Seat Canvas (1) is the reverse of the removal, refer to Chapter 3 for parts information.
7
Ensure that the Seat Canvas (1) is correct for the size of chair being repaired. If a new size is being fitted i.e.
from 16 in to 17 in deep then check the following:
7.1
Correct size reinforcing bars (10) are used.
7.2
Seat adjustment tubes have been correctly adjusted.
11/03
MAINTENANCE
Page 2.27
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