SECTION 3. INSPECTION AND TESTING2-34
2-30. GENERAL2-34
2-31. FABRIC IDENTIFICATION2-35
2-32. COATING IDENTIFICATION2-36
2-33. STRENGTH CRITERIA FOR AIRCRAFT FABRIC2-36
2-34. FABRIC TESTING2-36
2-35. REJUVENATION OF THE DOPE FILM2-37
2-36.–2-41. [RESERVED.]2-37
SECTION 4. REPAIRS TO FABRIC COVERING2-38
2-42. GENERAL2-38
2-43. REPAIR OF TEARS AND ACCESS OPENINGS2-38
2-44. SEWN-PATCH REPAIR2-40
2-45. DOPED-ON PATCH REPAIR2-41
2-46.–2-51. [RESERVED.]2-42
CHAPTER 3. FIBERGLASS AND PLASTICS3-1
SECTION 1. REPAIR OF LIGHT LOAD LAMINATE STRUCTURES3-1
3-1. GENERAL3-1
3-2. FIBERGLASS LAMINATE REPAIRS3-1
3-3. REPAIRING HOLES3-4
3-4. SAMPLE BAGGING AND CURING PROCESS3-10
3-5.–3-9. [RESERVED.]3-12
SECTION 2. METALLIC SANDWICH SECONDARY STRUCTURE REPAIRS3-13
3-10. REPAIRS TO METALLIC SANDWICH SECONDARY STRUCTURE3-13
3-11. FINISHING3-19
3-12.–3-17. [RESERVED.]3-19
SECTION 3. TRANSPARENT PLASTICS3-20
3-18. GENERAL3-20
3-19. STORAGE AND HANDLING3-20
3-20. FORMING PROCEDURES AND TECHNIQUES3-20
3-21. HEATING3-21
3-22. FORMS3-22
3-23. FORMING METHODS3-22
3-24. REPAIR OF PLASTICS3-26
3-25. CLEANING AND POLISHING TRANSPARENT PLASTIC3-29
3-26. REPLACEMENT PANELS3-29
3-27. INSTALLATION PROCEDURES3-29
3-28.–3-39. [RESERVED.]3-30
SECTION 4. WINDSHIELDS, ENCLOSURES, AND WINDOWS3-31
3-40. GENERAL3-31
3-41. PROTECTION3-32
3-42. WINDSHIELD INSTALLATION3-32
3-43.–3-47. [RESERVED.]3-33
CHAPTER 4. METAL STRUCTURE, WELDING, AND BRAZING4-1
SECTION 1. IDENTIFICATION OF METALS4-1
4-1. GENERAL4-1
4-2. IDENTIFICATION OF STEEL STOCK4-1
4-3. INTERCHANGEABILITY OF STEEL TUBING4-3
4-4. IDENTIFICATION OF ALUMINUM4-3
4-5.–4-15. [RESERVED.]4-5
SECTION 2. TESTING OF METALS4-6
4-16. HARDNESS TESTING4-6
4-17. ROCKWELL HARDNESS TEST4-6
4-18. BRINELL HARDNESS TEST4-7
4-19. VICKERS HARDNESS TEST4-8
4-20. MICROHARDNESS TESTING4-9
4-21. INDENTATIONS4-10
4-22. MAGNETIC TESTING4-10
4-23. ALUMINUM TESTING4-10
4-24.–4-35. [RESERVED.]4-11
SECTION 3. PRECAUTIONARY MEASURES4-12
4-36. FLUTTER AND VIBRATION PRECAUTIONS4-12
4-37. LOAD FACTORS FOR REPAIRS4-13
4-38. TRANSFER OF STRESSES WITHIN A STRUCTURE4-13
4-39.–4-49. [RESERVED.]4-13
SECTION 4. METAL REPAIR PROCEDURES4-14
4-50. GENERAL4-14
4-51. RIVETED (OR BOLTED) STEEL TRUSS-TYPE STRUCTURES4-14
4-52. ALUMINUM ALLOY STRUCTURES4-14
4-53. SELECTION OF ALUMINUM FOR REPLACEMENT PARTS4-15
4-54. HEAT TREATMENT OF ALUMINUM ALLOY PARTS4-16
4-55. BENDING METAL4-16
4-56. SETBACK4-16
4-57. RIVETING4-19
4-58. REPAIR METHODS AND PRECAUTIONS FOR
ALUMINUM STRUCTURE4-33
4-59. REPAIRING CRACKED MEMBERS4-49
4-60. STEEL AND ALUMINUM FITTINGS4-55
4-61. CASTINGS4-56
4-62. SELECTIVE PLATING IN AIRCRAFT MAINTENANCE4-57
4-63.–4-73. [RESERVED.]4-62
SECTION 5. WELDING AND BRAZING4-63
4-74. GENERAL4-63
4-75. EQUIPMENT SELECTION4-64
4-76. ACCURATELY IDENTIFY THE TYPE OF
MATERIAL TO BE REPAIRED4-64
4-77. PREPARATION FOR WELDING4-65
4-78. INSPECTION OF A COMPLETED WELD4-65
4-79. MICROFISSURES4-65
4-80. NONDESTRUCTIVE TESTING4-66
4-81. PRACTICES TO GUARD AGAINST4-66
4-82. TORCH SIZE (Oxyacetylene welding)4-66
4-83. WELDING RODS AND ELECTRODES4-66
4-84. ROSETTE WELDS4-67
4-85. HEAT-TREATED MEMBERS4-67
4-86. TYPES OF WELDING4-68
4-87. ELECTRIC-RESISTANCE WELDING4-70
4-88. BRAZING4-71
4-89. AIRCRAFT PARTS NOT TO BE WELDED4-75
4-90. WELDING ROD SELECTION4-75
4-91. REPAIR OF TUBULAR MEMBERS4-76
4-92. REPAIR BY WELDED SLEEVE4-77
4-93. REPAIR BY BOLTED SLEEVE4-79
4-94. WELDED-PATCH REPAIR4-79
4-95. SPLICING TUBING BY INNER-SLEEVE METHOD4-79
4-96. SPLICING TUBING BY OUTER-SLEEVE METHOD4-80
4-97. SPLICING USING LARGER DIAMETER REPLACEMENT TUBES4-83
4-98. REPAIRS AT BUILT-IN FUSELAGE FITTINGS4-84
4-99. ENGINE-MOUNT REPAIRS4-86
4-100. BUILT-UP TUBULAR WING OR TAIL-SPARS4-86
4-101. WING-BRACE STRUTS AND TAIL-BRACE STRUTS4-90
4-102. LANDING GEAR REPAIR4-91
4-103. REPAIRS TO WELDED ASSEMBLIES4-92
4-104. STAINLESS STEEL STRUCTURE4-93
4-105.–4-110. [RESERVED.]4-93
SECTION 6. WELDING AND BRAZING SAFETY4-94
4-111. GENERAL4-94
4-112. FIRE AND EXPLOSION SAFETY4-94
4-113. WELDING WORK AREA4-94
4-114. FIRE PROTECTION4-95
4-115. PROTECTIVE APPAREL4-95
4-116. FIRST-AID KITS4-96
4-117.–4-128. [RESERVED.]4-96
CHAPTER 5. NONDESTRUCTIVE INSPECTION (NDI)5-1
SECTION 1. GENERAL5-1
5-1. GENERAL5-1
5-2. APPROVED PROCEDURES5-1
5-3. NDT LEVELS5-1
5-4. TRAINING, QUALIFICATION, AND CERTIFICATION5-2
5-5. FLAWS5-2
5-6. SELECTING THE NDI METHOD5-6
5-7. TYPES OF INSPECTIONS5-8
5-8.–5-14. [RESERVED.]5-8
SECTION 2. VISUAL INSPECTION5-9
5-15. GENERAL5-9
5-16. SIMPLE VISUAL INSPECTION AIDS5-9
5-17. BORESCOPES5-10
5-18. VISUAL INSPECTION PROCEDURES5-11
5-19.–5-24. [RESERVED.]5-13
SECTION 3. EDDY CURRENT INSPECTION5-14
5-25. EDDY CURRENT INSPECTION5-14
5-26. EDDY CURRENT COILS AND PROBES5-15
5-27. FIELD APPLICATION OF EDDY CURRENT INSPECTION5-16
5-28. SURFACE INSPECTION5-16
5-29. SUBSURFACE INSPECTION5-17
5-30. CORROSION INSPECTION5-18
5-31. ESTABLISHING EDDY CURRENT INSPECTION PROCEDURES5-18
5-32.–5-39. [RESERVED.]5-19
SECTION 4. MAGNETIC PARTICLE INSPECTION5-20
5-40. GENERAL5-20
5-41. PRINCIPLES OF OPERATION5-20
5-42. APPLICATIONS5-21
5-43. ELECTRICAL MAGNETIZING EQUIPMENT5-21
5-44. MATERIALS USED IN MAGNETIC PARTICLE INSPECTION5-22
5-45. PREPARATION OF SURFACE5-24
5-46. METHODS OF EXAMINATION5-25
5-47. APPLICATION OF MAGNETIC PARTICLES5-25
5-48. MAGNETIZATION5-25
5-49. DETERMINATION OF FIELD STRENGTH5-28
5-50. SPECIAL EXAMINATION TECHNIQUES5-28
5-51. DEMAGNETIZATION AND POST-EXAMINATION CLEANING5-30
5-52.–5-59. [RESERVED.]5-31
SECTION 5. PENETRANT INSPECTION5-32
5-60. GENERAL5-32
5-61. EQUIPMENT USED IN THE PENETRANT INSPECTION PROCESS5-33
5-62. BASIC STEPS TO PERFORM PENETRATION INSPECTION5-34
5-63. CLEANERS AND APPLICATIONS5-37
5-64. TECHNICAL STANDARDS5-38
5-65.–5-72. [RESERVED.]5-39
SECTION 6. RADIOGRAPHY (X-RAY) INSPECTION5-40
5-73. GENERAL5-40
5-74. LIMITATIONS5-40
5-75. FILM OR PAPER RADIOGRAPHY5-40
5-76. REAL-TIME RADIOGRAPHY5-41
5-77. ADVANTAGE OF REAL-TIME RADIOGRAPHY OVER
FILM RADIOGRAPHY5-41
5-78. COMPUTED TOMOGRAPHY (CT)5-41
5-79. USES OF RADIOGRAPHY5-41
5-80. COMPARISON WITH OTHER NDI METHODS5-41
5-81. FLAWS5-42
5-82. FIELD INSPECTION5-42
5-83. SAFETY5-42
5-84.–5-88. [RESERVED.]5-42
SECTION 7. ULTRASONIC INSPECTION5-43
5-89. GENERAL5-43
5-90. SOUND REFLECTION5-43
5-91. ULTRASONIC INSPECTION TECHNIQUES5-44
5-92. FLAW DETECTION5-44
5-93. BASIC EQUIPMENT5-45
5-94. INSPECTION OF BONDED STRUCTURES5-47
5-95. BOND TESTING INSTRUMENTS5-52
5-96. THICKNESS MEASUREMENTS5-53
5-97. LEAK TESTING5-54
5-98.–5-104. [RESERVED.]5-54
SECTION 8. TAP TESTING5-55
5-105. GENERAL5-55
5-106.–5-111. [RESERVED.]5-55
SECTION 9. ACOUSTIC-EMISSION5-56
5-112. GENERAL5-56
5-113. APPLICATIONS5-56
5-114.–5-119. [RESERVED.]5-56
SECTION 10. THERMOGRAPHY5-57
5-120. GENERAL5-57
5-121.–5-126. [RESERVED.]5-57
SECTION 11. HOLOGRAPHY5-58
5-127. GENERAL5-58
5-128.–5-133. [RESERVED.]5-58
SECTION 12. SHEAROGRAPHY5-59
5-134. GENERAL5-59
5-135.–5-140. [RESERVED.]5-59
CHAPTER 6. CORROSION, INSPECTION, AND PROTECTION6-1
SECTION 1. GENERAL6-1
6-1. GENERAL6-1
6-2. FACTORS INFLUENCING CORROSION6-2
6-3. COMMON CORROSIVE AGENTS6-3
6-4. MICRO-ORGANISMS6-4
6-5.–6-10. [RESERVED.]6-4
SECTION 2. TYPES OF CORROSION6-5
6-11. GENERAL6-5
6-12. GENERAL SURFACE CORROSION6-5
6-13. PITTING CORROSION6-5
6-14. CONCENTRATION CELL CORROSION6-6
6-15. ACTIVE-PASSIVE CELLS6-7
6-16. FILIFORM CORROSION6-8
6-17. INTERGRANULAR CORROSION6-8
6-18. EXFOLIATION CORROSION6-9
6-19. GALVANIC CORROSION6-10
6-20. STRESS CORROSION CRACKING6-10
6-21. FATIGUE CORROSION6-12
6-22. FRETTING CORROSION6-12
6-23.–6-28. [RESERVED.]6-13
SECTION 3. CORROSION PROTECTION MEASURES FOR BASIC MATERIALS6-14
6-29. GENERAL6-14
6-30. ANODIZING AND RELATED PROCESSES6-14
6-31. PLATING6-14
6-32. PHOSPHATE RUST-PROOFING6-14
6-33. CHROME-PICKLE TREATMENT6-14
6-34. DICHROMATE TREATMENT6-14
6-35. STANNATE IMMERSION TREATMENT6-15
6-36. GALVANIC ANODIZING TREATMENT6-15
6-37. CLADDING6-15
6-38. METAL SPRAYING6-15
6-39. SHOT-PEENING6-15
6-40. ORGANIC COATINGS6-15
6-41. DOPE PROOFING6-15
6-42. TUBE INTERIORS6-15
6-43.–6-49. [RESERVED.]6-15
SECTION 4. CORROSION PREVENTIVE MAINTENANCE6-16
6-50. GUIDELINES: ALL AIRCRAFT6-16
6-51. GUIDELINES: AIRCRAFT OPERATING OVER SALTWATER6-16
6-52.–6-62. [RESERVED.]6-17
SECTION 5. VISUAL CORROSION INSPECTION GUIDE FOR AIRCRAFT6-18
6-63. GENERAL6-18
6-64. EXHAUST TRAIL AREAS6-18
6-65. BATTERY COMPARTMENTS AND BATTERY VENT OPENINGS6-18
6-66. LAVATORIES AND GALLEYS6-18
6-67. BILGE AREAS6-18
6-68. WHEEL WELLS AND LANDING GEAR6-18
6-69. EXTERNAL SKIN AREAS6-18
6-70. WATER ENTRAPMENT AREAS6-19
6-71. ENGINE FRONTAL AREAS6-19
6-72. ELECTRONIC PACKAGE COMPARTMENTS6-19
6-73. FLEXIBLE HOSE ASSEMBLIES6-19
6-74. SANDWICH PANELS6-19
6-75. CONTROL CABLES6-19
6-76. INTEGRAL FUEL CELLS6-20
6-77. ELECTRICAL CONNECTORS6-20
6-78.–6-88. [RESERVED.]6-20
SECTION 6. CORROSION REMOVAL PROCEDURES6-21
6-89. GENERAL6-21
6-90. SAFETY PRECAUTIONS6-21
6-91. CORROSION CONTROL WORK PROCEDURES6-22
6-92.–6-112. [RESERVED.]6-23
SECTION 7. BASIC CORROSION REMOVAL TECHNIQUES6-24
6-113. GENERAL6-24
6-114. PREPARATIONS FOR REWORK6-24
6-115. FAIRING OR BLENDING REWORKED AREAS6-24
6-116. CORROSION REMOVAL BY BLASTING6-28
6-117. CLEANERS, POLISHES, AND BRIGHTENERS6-28
6-118. STANDARD METHODS6-29
6-119.–6-131. [RESERVED.]6-29
SECTION 8. ALUMINUM AND ALUMINUM ALLOYS6-30
6-132. GENERAL6-30
6-133. SPECIAL TREATMENT OF ANODIZED SURFACES6-30
6-134. REPAIR OF ALUMINUM ALLOY SHEET METAL6-30
6-135. CORROSION REMOVAL AROUND COUNTERSUNK FASTENERS IN
ALUMINUM ALLOY6-31
6-136. EXAMPLES OF REMOVING CORROSION FROM ALUMINUM AND
ALUMINUM ALLOYS6-31
6-137.–6-147. [RESERVED.]6-34
SECTION 9. MAGNESIUM AND MAGNESIUM ALLOYS6-35
6-148. GENERAL6-35
6-149. TREATMENT OF WROUGHT MAGNESIUM SHEETS AND FORGINGS6-35
6-150. REPAIR OF MAGNESIUM SHEET METAL AFTER EXTENSIVE
CORROSION REMOVAL6-35
6-151. IN-PLACE TREATMENT OF MAGNESIUM CASTINGS6-36
6-152. EXAMPLE OF REMOVING CORROSION FROM MAGNESIUM6-36
6-153.–6-163. [RESERVED.]6-40
SECTION 10. FERROUS METALS6-41
6-164. GENERAL6-41
6-165. SPECIAL TREATMENT OF HIGH-STRENGTH STEEL6-41
6-166. SPECIAL TREATMENT OF STAINLESS STEEL6-41
6-167. EXAMPLE OF REMOVING CORROSION FROM FERROUS METALS6-42
6-168.–6-178. [RESERVED.]6-42
SECTION 11. OTHER METALS AND ALLOYS6-43
6-179. NOBLE METAL COATINGS CLEANUP AND RESTORATION6-43
6-180. COPPER AND COPPER ALLOYS6-43
6-181. TITANIUM AND TITANIUM ALLOYS6-43
6-182.–6-192. [RESERVED.]6-44
SECTION 12. PLATED PARTS6-45
6-193. CHROMIUM AND NICKEL-PLATED PARTS6-45
6-194. CADMIUM AND ZINC-PLATED PARTS6-45
6-195.–6-205. [RESERVED.]6-45
SECTION 13. CORROSION PROOFING OF LAND PLANES CONVERTED TO
SEAPLANES6-46
6-206. GENERAL6-46
6-207. NECESSARY MINIMUM PRECAUTIONS6-46
6-208. RECOMMENDED PRECAUTIONS6-46
6-209.–6-219. [RESERVED.]6-47
SECTION 14. HANDLING AND CARE OF AIRCRAFT RECOVERED FROM WATER
IMMERSION6-48
6-220. GENERAL6-48
6-221. INITIAL FRESHWATER OR DETERGENT WASH6-48
6-222. RECIPROCATING ENGINES AND PROPELLERS6-48
6-223. AIRFRAME6-49
6-224.–6-234. [RESERVED.]6-49
CHAPTER 7. AIRCRAFT HARDWARE, CONTROL CABLES, AND TURNBUCKLES7-1
SECTION 1. RIVETS7-1
7-1. GENERAL7-1
7-2. MATERIAL APPLICATIONS7-1
7-3.–7-13. [RESERVED.]7-2
SECTION 2. SCREWS7-3
7-14. GENERAL7-3
7-15. STRUCTURAL SCREWS7-3
7-16. MACHINE SCREWS7-3
7-17. PAN HEAD SCREWS (NAS600 THROUGH NAS606, NAS610 THROUGH
NAS616, NAS623, AND NAS1402 THROUGH NAS1406)7-3
7-18. SELF-TAPPING SCREWS7-4
7-19. WOOD SCREWS7-4
7-20.–7-33. [RESERVED.]7-4
SECTION 3. BOLTS7-5
7-34. GENERAL7-5
7-35. BOLTS7-5
7-36. IDENTIFICATION7-5
7-37. GRIP LENGTH7-6
7-38. LOCKING OR SAFETYING OF BOLTS7-6
7-39. BOLT FIT7-6
7-40. TORQUES7-7
7-41. STANDARD AIRCRAFT HEX HEAD BOLTS (AN3 THROUGH AN20)7-10
7-42. DRILLED HEAD BOLTS (AN73 THROUGH AN81)7-10
7-43. ENGINE BOLTS7-10
7-44. CLOSE-TOLERANCE BOLTS7-10
7-45. INTERNAL WRENCHING BOLTS
(NAS144 THROUGH NAS158 AND NAS172 THROUGH NAS176)7-10
7-46. INTERNAL WRENCHING BOLTS (MS20004 THROUGH MS20024) AND SIX HOLE, DRILLED SOCKET HEAD BOLTS (AN148551 THROUGH
AN149350)7-11
7-47. TWELVE-POINT, EXTERNAL WRENCHING BOLTS
(NAS624 THROUGH NAS644)7-11
7-48. CLOSE-TOLERANCE SHEAR BOLTS (NAS464)7-11
7-49. NAS6200 SERIES BOLTS7-11
7-50. CLEVIS BOLTS (AN21 THROUGH AN36)7-11
7-51. EYEBOLTS (AN42 THROUGH AN49)7-11
7-52.–7-62. [RESERVED.]7-11
SECTION 4. NUTS7-12
7-63. GENERAL7-12
7-64. SELF-LOCKING NUTS7-12
7-65. NUT IDENTIFICATION FINISHES7-13
7-66. CASTLE NUT (AN310)7-14
7-67. CASTELLATED SHEAR NUT (AN320)7-14
7-68. PLAIN NUT (AN315 AND AN335)7-14
7-69. LIGHT HEX NUTS (AN340 AND AN345)7-14
7-70. CHECKNUT (AN316)7-15
7-71. WINGNUTS (AN350)7-15
7-72. SHEET SPRING NUTS (AN365)7-15
7-73.–7-84. RESERVED7-15
SECTION 5. WASHERS7-16
7-85. GENERAL7-16
7-86. PLAIN WASHERS (AN960 AND AN970)7-16
7-87. LOCK WASHERS (AN935 AND AN936)7-16
7-88. BALL SOCKET AND SEAT WASHERS (AN950 AND AN955)7-16
7-89. TAPER PIN WASHERS (AN975)7-16
7-90.–7-100. [RESERVED.]7-16
SECTION 6. PINS7-17
7-101. TAPER PINS7-17
7-102. FLATHEAD PINS (AN392 THROUGH AN406)7-17
7-103. COTTER PINS (AN380)7-17
7-104. SPRING PINS7-17
7-105. QUICK-RELEASE PINS7-17
7-106.–7-121. [RESERVED.]7-17
SECTION 7. SAFETYING7-18
7-122. GENERAL7-18
7-123. SAFETY WIRE7-18
7-124. SAFETY-WIRING PROCEDURES7-20
7-125. TWISTING WITH SPECIAL TOOLS7-21
7-126. SECURING OIL CAPS, DRAIN COCKS, AND VALVES7-21
7-127. SECURING WITH COTTER PINS7-25
7-128.–7-139. [RESERVED.]7-26
SECTION 8. INSPECTION AND REPAIR OF CONTROL CABLES AND
TURNBUCKLES7-27
7-140. GENERAL7-27
7-141. CABLE DEFINITIONS7-27
7-142. FLEXIBLE CABLES7-27
7-143. NYLON-COATED CABLES7-29
7-144. NONFLEXIBLE CABLES7-30
7-145. CABLE SPECIFICATIONS7-31
7-146. CABLE PROOF LOADS7-31
7-147. REPLACEMENT OF CABLES7-31
7-148. MECHANICALLY-FABRICATED CABLE ASSEMBLIES7-32
7-149. CABLE SYSTEM INSPECTION7-39
7-150. CORROSION AND RUST PREVENTION7-44
7-151. WIRE SPLICES7-45
7-152. CABLE MAINTENANCE7-45
7-153. CABLE TENSION ADJUSTMENT7-45
7-154.–7-164. [RESERVED.]7-46
SECTION 9. TURNBUCKLES7-47
7-165. GENERAL7-47
7-166. TURNBUCKLE INSTALLATION7-47
7-167. WITNESS HOLE7-48
7-168.–7-178. [RESERVED.]7-48
SECTION 10. SAFETY METHODS FOR TURNBUCKLES7-49
7-179. GENERAL7-49
7-180. DOUBLE-WRAP METHOD7-49
7-181. SINGLE-WRAP METHOD7-50
7-182. SAFETY WIRE SECURED TURNBUCKLES7-50
7-183. SPECIAL LOCKING DEVICES7-52
7-184. ASSEMBLING AND SECURING CLIP-LOCKING TURNBUCKLES7-52
7-185.–7-195. [RESERVED.]7-53
SECTION 11. HARDWARE IDENTIFICATION TABLES7-54
7-196.–7-206. [RESERVED.]7-83
CHAPTER 8. ENGINES, FUEL, EXHAUST, AND PROPELLERS8-1
SECTION 1. ENGINES8-1
8-1. GENERAL8-1
8-2. SPECIAL INSPECTION8-1
8-3. CRANKSHAFT INSPECTION AND REPAIR REQUIREMENTS8-3
8-4. REPLACEMENT PARTS IN CERTIFICATED ENGINES8-4
8-5. OIL SYSTEM LINES INSPECTION8-4
8-6. OIL FILTER INSPECTION8-4
8-7. CYLINDER HOLD-DOWN NUTS AND CAP SCREWS8-4
8-8. REUSE OF SAFETYING DEVICES8-5
8-9. SELF-LOCKING NUTS FOR AIRCRAFT ENGINES AND ACCESSORIES8-5
8-10. METALLIZING8-5
8-11. PLATING8-5
8-12. CORROSION8-7
8-13. ENGINE RUN-IN8-7
8-14. COMPRESSION TESTING OF AIRCRAFT ENGINE CYLINDERS8-7
8-15. SPARK PLUGS8-10
8-16. OPERATIONAL PROBLEMS8-14
8-17. SPARK PLUG PRE-RECONDITIONING INSPECTION8-19
8-18. IGNITION HARNESSES INSPECTION8-19
8-19. MAGNETO INSPECTION8-20
8-20. MAGNETO-TO-ENGINE TIMING8-22
8-21.–8-29. [RESERVED.]8-22
SECTION 2. FUEL SYSTEMS8-23
8-30. GENERAL8-23
8-31. FUEL LINES AND FITTINGS8-23
8-32. FUEL TANKS AND CELLS8-24
8-33. FUEL TANK CAPS, VENTS, AND OVERFLOW LINES8-25
8-34. FUEL CROSS-FEED, FIREWALL SHUTOFF, AND TANK SELECTOR
VALVES8-25
8-35. FUEL PUMPS8-26
8-36. FUEL FILTERS, STRAINERS, AND DRAINS8-26
8-37. INDICATOR SYSTEMS8-26
8-38. FUEL SYSTEM PRECAUTIONS8-26
8-39.–8-44. [RESERVED.]8-27