AC 20-64 CHG 1 Appendix 6 10/26/73 Page 53 88/SB-652 INSPECT THESE AREAS FOR CRACKS FROM RIVET HOLES
OUTBOARD NACELLE PLANT
ATFACHMENTS AT NACELLE FILLET INBOARD NACELLE 88/SB-649 FIGURE F-28. WING UPPER SURFACE Reference W-20, page 20 W- 21, page 21
Appendix 6 AC 20-64 CHG 1 Page 54 10/26/73
INBD NACELLE AREA 88/58-669 PORTION OF INSPECTION AREA 88/S8-653 CRACKS AT ATTACHMENTS THRU THIS AREA PLANK 12 FWD FIGURE F-29. WING LOWER SURFACE Reference W-22, page 20 W- 26, page 24
AC 20-64 CHG 1 10/26/73 Appendix 6
CENTROID RISERS (REF) SKATE ANGLE (REF) 88/58-669 CLEAN AND INSPECT LOWER SURFACE BETWEEN WS 157 AND WS 219 PLANK * 4 PLANK / 3 PLANK 71 FIGURE F-30. WING LOWER SURFACE Reference W-26, page 24
Appendix 6 AC 20-64 CHG 1 Page 56 10/26/73 88/SB-675 INSPECT FOR CRACKS INBOARD AND OUTBOARD OF SKATE ANGLES ACROSS PLANKS 2, 3, AND 4
SKATE ANGLES INBORAD NACELLE
INBOARD, FIGURE F-31. WING UPPER SURFACE Reference W-28, page 24
AC 20-64 CHG 1 10/26/73 Appendix 6 PLANK 49 FWD PLANK 48 ne 15008 1304 THROWE PLANK 47
• FILLET ATTACH HOLES CORROSION INSPECT BOTH SIDES OF SPLICE FROM PLANK #1 THRU
FUSELAGE · 3 FIGURE F-32. WING UPPER & LOWER SURFACE Reference W-30, page 26