Airbus A340-200 Structural Repair Manual
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Airbus A340-200 Structural Repair Manual

Airbus A340-200 Structural Repair Manual

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1. General

This topic contains repair procedures for damage to stringers. For Section
and FR
designation refer to Chapter 53−00−00 Page Block 001. The repairs
are listed in Table 201 and described in more detail in the following
text.
NOTE: For Damage/Repair Data Recording refer to Chapter 51−11−15.
NOTE: For detailed definition of Repair Categories refer to Chapter
51−11−14.

2. Safety Precautions

WARNING: OBEY THE MANUFACTURERS INSTRUCTIONS WHEN YOU USE CLEANING AGENTS,
BONDING AND ADHESIVE COMPOUNDS, SEALANTS, SPECIAL MATERIALS AND
STRUCTURE PAINTS. THESE MATERIALS ARE DANGEROUS.
CAUTION: REFER TO EACH REPAIR TO DETERMINE THE REPAIR APPLICABILITY.
CAUTION: USE ONLY SPECIFIED CLEANING MATERIALS AND SOLUTIONS OR THEIR
EQUIVALENTS. THE SURFACE PROTECTION COULD BE DAMAGED, IF UNSPECI
FIED MATERIALS ARE USED. IT IS IMPORTANT THAT THE MANUFACTURER'S
MIXING, APPLICATION AND TREATMENT INSTRUCTIONS ARE FOLLOWED.
CAUTION: TO PREVENT DAMAGE TO THE SURFACE PROTECTION, MECHANICAL AND ELEC
TRICAL SYSTEMS, THE AREA SURROUNDING THE REPAIR MUST BE COVERED
WITH PLASTIC FOIL MASKING TAPE.
CAUTION: OBEY THE GIVEN INSPECTION INSTRUCTION REFERENCE WHICH LEADS TO THE
APPLICABLE INSPECTION PROGRAM DEFINED IN CHAPTER STRUCTURAL REPAIR
INSPECTIONS (SRI) OF THE SRM.

3. Repair Scheme

Stringer Repair − Stringer
made from DAN2, DAN50 and
comparable
− Cutout
− Rework of Corrosion
STRUCTURAL REPAIR MANUAL

STRINGERS AND SKIN STIFFENERS

PARAGRAPH
4.A.
201 <1>
4.B.
202 <1>
4.C.
203 <1>
204 <1>
Table 201
Printed in Germany
REPAIR
FIGURE
CATEGORY
B
−
B
53−00−13
INSPECTION
INSTRUCTION
REFERENCE
53−00−13−2−001−00
−
53−00−13−2−002−00
−
−
Page 201
Jul 01/05

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  • Page 1 STRUCTURAL REPAIR MANUAL STRINGERS AND SKIN STIFFENERS 1. General This topic contains repair procedures for damage to stringers. For Section and FR designation refer to Chapter 53−00−00 Page Block 001. The repairs are listed in Table 201 and described in more detail in the following text.
  • Page 2 STRUCTURAL REPAIR MANUAL INSPECTION REPAIR REPAIR PROCEDURE PARAGRAPH FIGURE INSTRUCTION CATEGORY REFERENCE Stringer Repair − Stringer 205 − 208 made from DAN51B, DAN58B and 4.D. 53−00−13−2−003−00 <1> comparable Floor Attachment Stringer 4.E. 209 <2> 53−00−13−2−004−00 Repair Definition of minimum dis tance between repair cou 4.F.
  • Page 3 STRUCTURAL REPAIR MANUAL AIRCRAFT WEIGHT VARIANT A340−2XX 000, 001, 002 A340−2XX A340−3XX 000, 001, 002, 003, 004 A340−3XX 020, 021, 024, 026, 027, 028, 050, 051, 052 Repair Effectivity per Weight Variant and Aircraft Type Table 202 NOTE: Refer to the Weight Variant Identification List given in the Introduction of the SRM.
  • Page 4 STRUCTURAL REPAIR MANUAL CAUTION: IF THE COMPLETE DAMAGED STRINGER SECTION MUST BE CUT OUT, USE A PLASTIC WEDGE TO CAREFULLY REMOVE THE SECTION AWAY FROM THE SKIN. PLACE A METAL SHEET BETWEEN STRINGER AND SKIN TO AVOID DAMAGE TO THE STRUCTURE DURING THE CUT OUT ACTION.
  • Page 5 STRUCTURAL REPAIR MANUAL WARNING: STRUCTURE PAINT (MATERIAL NO. 16−002) IS DANGEROUS. (j) Apply polyurethane topcoat (Material No. 16−002) to the repair parts. WARNING: SEALANT (MATERIAL NO. 09−013) IS DANGEROUS. (k) Apply sealant (Material No. 09−013) to the mating surfaces of the repair parts (Refer to Chapter 51−76−11.
  • Page 6 STRUCTURAL REPAIR MANUAL Stringer Repair − Stringer made from DAN2, DAN50 and comparable Figure 201 (sheet 1) Pages 207/208 53−00−13 Jul 01/05 Printed in Germany...
  • Page 7 STRUCTURAL REPAIR MANUAL Stringer Repair − Stringer made from DAN2, DAN50 and comparable Figure 201 (sheet 2) Pages 209/210 53−00−13 Jul 01/05 Printed in Germany...
  • Page 8 STRUCTURAL REPAIR MANUAL Stringer Repair − Stringer made from DAN2, DAN50 and comparable Figure 201 (sheet 3) Pages 211/212 53−00−13 Jul 01/05 Printed in Germany...
  • Page 9 STRUCTURAL REPAIR MANUAL Use of 5/32 in. Fastener instead of 3/16 in. Fastener Figure 201 (sheet 4) Page 213 53−00−13 Jul 01/04 Printed in Germany...
  • Page 10 STRUCTURAL REPAIR MANUAL CAUTION: THIS REPAIR INFORMATION IS APPLICABLE AS FOLLOWS: − BEFORE MODIFICATION 48827D42881 FOR THE EFFECTIVITY OF THE GIVEN MODIFICATION REFER TO THE MODIFI CATION/SERVICE BULLETIN LIST GIVEN IN Chapter 53−40−00 Page Block 001. B. Bonding Defects at Stringer NOTE: This repair is applicable to bonding defects at stringer.
  • Page 11 STRUCTURAL REPAIR MANUAL (d) Mark out the fastener spacing, refer to Figure 202. NOTE: Select the fastener diameter and the fastener spacing, de pending on the area in the aircraft and the skin thickness, refer to Figure 202. The higher values of fastener spacing within the given limits are preferred.
  • Page 12 STRUCTURAL REPAIR MANUAL WARNING: DO NOT APPLY SPECIAL MATERIAL (MATERIAL NO. 05−027) IN AREA ADJACENT TO OXYGEN EQUIPMENT OR OXYGEN PIPES. WARNING: SPECIAL MATERIAL (MATERIAL NO. 05−027) IS DANGEROUS. (m) Apply special material (Material No. 05−027) or equivalent to the repair area inside the lower shell, refer to Chapter 51−23−00.
  • Page 13 STRUCTURAL REPAIR MANUAL Bonding Defects at Stringers Figure 202 Page 217 53−00−13 Jul 01/04 Printed in Germany...
  • Page 14 STRUCTURAL REPAIR MANUAL CAUTION: THIS REPAIR MUST BE INSPECTED AT DEFINED INTERVALS. THE ACCORDING INSPECTION INSTRUCTION REFERENCE IS IIR 53−00−13−2−002−00 AND IS DESCRIBED IN CHAPTER STRUCTURAL REPAIR INSPECTIONS (SRI) OF THE SRM. INFORM YOUR PLANNING DEPARTMENT AND PROVIDE THEM WITH THE NECESSARY INFORMATION.
  • Page 15 STRUCTURAL REPAIR MANUAL (1) Repair Materials ITEM NOMENCLATURE QTY MATERIAL/REMARKS Coupling − Refer to Figure 203 or 204 Filler or Shim − Refer to Figure 203 or 204 − Sealant AR Material No. 09−013 (Refer to Chapter 51−35−00) − Cleaning Agent AR Material No.
  • Page 16 STRUCTURAL REPAIR MANUAL (e) Attach the repair parts in their correct position. Transfer drill existing fastener holes from the outer flange to the repair parts. Mark and drill additional holes. NOTE: Use transition fit for Hi−Lok fastener installation (Refer to Chapter 51−44−11). (f) Remove the repair parts and deburr all fastener holes.
  • Page 17 STRUCTURAL REPAIR MANUAL WARNING: SEALANT (MATERIAL NO. 09−013) IS DANGEROUS. (m) Attach the repair parts in their correct position and install all fasteners wet with sealant (Material No. 09−013). NOTE: Install the fasteners within the application life of the sealant. If this is not possible, install at least every third fastener within the application life of the sealant (Refer to Chapter 51−76−00).
  • Page 18 STRUCTURAL REPAIR MANUAL Stringer Outer Flange Repair − Cutout Figure 203 (sheet 1) Pages 223/224 53−00−13 Jul 01/04 Printed in Germany...
  • Page 19 STRUCTURAL REPAIR MANUAL Stringer Outer Flange Repair − Cutout Figure 203 (sheet 2) Pages 225/226 53−00−13 Jul 01/04 Printed in Germany...
  • Page 20 STRUCTURAL REPAIR MANUAL Stringer Outer Flange Repair − Cutout Figure 203 (sheet 3) Pages 227/228 53−00−13 Jul 01/04 Printed in Germany...
  • Page 21 STRUCTURAL REPAIR MANUAL Stringer Outer Flange Repair − Rework of Corrosion Figure 204 (sheet 1) Pages 229/230 53−00−13 Jul 01/04 Printed in Germany...
  • Page 22 STRUCTURAL REPAIR MANUAL Stringer Outer Flange Repair − Rework of Corrosion Figure 204 (sheet 2) Pages 231/232 53−00−13 Jul 01/04 Printed in Germany...
  • Page 23 STRUCTURAL REPAIR MANUAL Stringer Outer Flange Repair − Rework of Corrosion Figure 204 (sheet 3) Pages 233/234 53−00−13 Jul 01/04 Printed in Germany...
  • Page 24 STRUCTURAL REPAIR MANUAL CAUTION: THIS REPAIR MUST BE INSPECTED AT DEFINED INTERVALS. THE ACCORDING INSPECTION INSTRUCTION REFERENCE IS IIR 53−00−13−2−003−00 AND IS DESCRIBED IN CHAPTER STRUCTURAL REPAIR INSPECTIONS (SRI) OF THE SRM. INFORM YOUR PLANNING DEPARTMENT AND PROVIDE THEM WITH THE NECESSARY INFORMATION.
  • Page 25 STRUCTURAL REPAIR MANUAL (1) Repair Materials ITEM NOMENCLATURE QTY MATERIAL/REMARKS Coupling − Refer to Figure 205 thru 208 Stringer − Refer to Figure 205 − Sealant AR Material No. 09−013 (Refer to Chapter 51−35−00) − Cleaning Agent AR Material No. 11−003 or 11−004 (Refer to Chapter 51−35−00) −...
  • Page 26 STRUCTURAL REPAIR MANUAL (d) Attach the repair parts in their correct position. Transfer drill existing fastener holes from the outer flange to the repair parts. Mark and drill additional holes. NOTE: Use transition fit for Hi−Lok fastener installation (Refer to Chapter 51−44−11). (e) Remove the repair parts and deburr all fastener holes.
  • Page 27 STRUCTURAL REPAIR MANUAL WARNING: STRUCTURE PAINT (MATERIAL NO. 16−003) IS DANGEROUS. (l) Attach the repair parts in their correct position and install all fasteners wet with sealant (Material No. 16−003). NOTE: Install the fasteners within the application life of the sealant.
  • Page 28 STRUCTURAL REPAIR MANUAL Stringer Repair − Stringer made from DAN51B or D530−70044 Figure 205 (sheet 1) Pages 239/240 53−00−13 Jul 01/05 Printed in Germany...
  • Page 29 STRUCTURAL REPAIR MANUAL Stringer Repair − Stringer made from DAN51B or D530−70044 Figure 205 (sheet 2) Pages 241/242 53−00−13 Jul 01/05 Printed in Germany...
  • Page 30 STRUCTURAL REPAIR MANUAL Stringer Repair − L−Stringer made from DAN51B, A539−70014 or DAN26H−X Figure 206 Pages 243/244 53−00−13 Jul 01/05 Printed in Germany...
  • Page 31 STRUCTURAL REPAIR MANUAL Stringer Repair − T−Stringer made from DAN51B or F530−70060 Figure 207 (sheet 1) Pages 245/246 53−00−13 Jul 01/05 Printed in Germany...
  • Page 32 STRUCTURAL REPAIR MANUAL Stringer Repair − T−Stringer made from DAN51B or F530−70060 Figure 207 (sheet 2) Pages 247/248 53−00−13 Jul 01/05 Printed in Germany...
  • Page 33 STRUCTURAL REPAIR MANUAL Stringer Repair − Stringer made from DAN58B Figure 208 Pages 249/250 53−00−13 Jul 01/05 Printed in Germany...
  • Page 34 STRUCTURAL REPAIR MANUAL CAUTION: THIS REPAIR MUST BE INSPECTED AT DEFINED INTERVALS. THE ACCORDING INSPECTION INSTRUCTION REFERENCE IS IIR 53−00−13−2−004−00 AND IS DESCRIBED IN CHAPTER STRUCTURAL REPAIR INSPECTIONS (SRI) OF THE SRM. INFORM YOUR PLANNING DEPARTMENT AND PROVIDE THEM WITH THE NECESSARY INFORMATION.
  • Page 35 STRUCTURAL REPAIR MANUAL (1) Repair Materials ITEM NOMENCLATURE QTY MATERIAL/REMARKS 1 or 2 Coupling − Refer to Figure 209 − Sealant AR Material No. 09−013 (Refer to Chapter 51−35−00) − Cleaning Agent AR Material No. 11−003 or 11−004 (Refer to Chapter 51−35−00) −...
  • Page 36 STRUCTURAL REPAIR MANUAL (e) Remove the repair parts and deburr all fastener holes. WARNING: CLEANING AGENT (MATERIAL NO. 11−003) IS DANGEROUS. WARNING: CLEANING AGENT (MATERIAL NO. 11−004) IS DANGEROUS. (f) Clean the repair parts and the repair area with cleaning agent (Material No.
  • Page 37 STRUCTURAL REPAIR MANUAL (n) If necessary, apply flexible polyurethane (Material No. 16−021) to the sealant beads. NOTE: Refer to Chapter 51−23−12 for information about areas of application. WARNING: STRUCTURE PAINT (MATERIAL NO. 16−001) IS DANGEROUS. WARNING: STRUCTURE PAINT (MATERIAL NO. 16−002) IS DANGEROUS. (o) Restore the paint finish around the repair area.
  • Page 38 STRUCTURAL REPAIR MANUAL Floor Attachment Stringer Repair Figure 209 Pages 255/256 53−00−13 Jul 01/05 Printed in Germany...
  • Page 39 STRUCTURAL REPAIR MANUAL CAUTION: OBEY THE REPAIR EFFECTIVITY PER WEIGHT VARIANT AND AIRCRAFT TYPE GIVEN IN TABLE 206. F. Definition of minimum distance between repair couplings or repair cou plings to existing structure parts This example shows in Figure 210 the closest distance between a coupling to the next structure part and/or an other stringer repair coupling.
  • Page 40 STRUCTURAL REPAIR MANUAL Definition of minimum distance between repair couplings or repair couplings to existing structure parts Figure 210 Page 258 53−00−13 Jul 01/05 Printed in Germany...

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