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TB20 MAINTENANCE MANUAL 57 机翼 TB20飞机维护手册(27)

时间:2011-11-11 10:03来源:蓝天飞行翻译 作者:航空
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- Clean lintfree cloths
B. Procedure
1) Apply a very thin coat of petrolatum (TB 04-012) to the bearing face of front fitting (3).
2) Apply sealant (TB 09-916) to the bearing face of front fitting (3) and to bolts (10) - refer to 20-00-09.
3) Position front fitting (3) on the wing.
CAUTION : OBSERVE THE MOUNTING DIRECTION OF THE FITTING UPPER ATTACHMENTS.
4) Secure front fitting (3) with bolts (10), washers (8) and new nuts (9). Torque according to "Specific cases" tightening procedure - refer to 20-00-01.
5) Wipe off excess sealant with a clean lintfree cloth moistened with cleaning agent (TB 11-003).
6) Lubricate bolt (5) with grease (TB 04-004A) - refer to 12-21-04.
7) Install shim (4), bolt (5), washer (1) and new nut (2). Torque - refer to 20-00-01.
8) Mark bolts (5) and (10) and nuts (2) and (9) with a red paint line.
9) Remove the wing and fuselage padded supports.
10) Make sure all the tools and materials are removed and the work area is clean and free from debris.
11) Install junction fairing 217L [217R].
12) Install the cowling under hull 218 F.
3. REMOVAL OF THE SPACERS (Figure 402)
A. Tools and consumable materials
- Cleaning agent (TB 11-003)
- Clean lintfree cloths
- Spatula
B. Procedure
1) Remove the wings - refer to 57-00-00.
2) Remove and discard nuts (5), remove washers (4) and bolts (1).
3) Remove front spacer (2) and rear spacer (3).
4) Remove the sealant with a spatula and clean the surfaces with a clean lintfree cloth moistened with cleaning agent (TB 11-003).
5) Check the spacers for condition and replace them if necessary.
ACAA
Validity : S / N 1 - 9999 57 20-03Page 402
(DA) SEP 04
 
  1 - Washer
2 - Nut
3 - Front fitting
4 - Shim
5 - Bolt
6 - Fitting on frame C1
7 - Fitting on frame C1
8 - Washer
9 - Nut
10 - Bolt

 
Wing front attachment - Removal / Installation
Figure 401
ACAA
Validity : S / N 1 - 9999 57 20-03Page 403
(at) JU N 02
 
4. INSTALLATION OF THE SPACERS (Figure 402)
A. Tools and consumable materials
- Sealant (TB 09-916)
- Sealant (TB 09-007)
- Petrolatum (TB 04-012)
- Torque wrench 0 - 177 lbf.in (0 - 20 N.m)
- Cleaning agent (TB 11-003)
- Clean lintfree cloths
- Red paint
B. Procedure
1) Apply a very thin coat of petrolatum (TB 04-012) to the bearing face of front spacer (2) and rear spacer (3).
2) Apply sealant (TB 09-916) to bolts (1) and to front spacer (2) and rear spacer (3) bearing faces - refer to 20-00-09.
CAUTION : OBSERVE THE MOUNTING DIRECTION OF BOLTS (1).
 
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