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- condition and security of the transparent covers of the landing and taxi lights, - condition of the trailing edge closing plate and loose rivets, - condition and correct security of the electrical harness, the pitot tube hose and the deicing supply hoses (if installed) along the closing plate, - condition and security of the deiced leading edges, if installed. 2) Inspect the junction of both spars for : - evidence of impacts, cracks and corrosion, NOTE : In case of doubt on the presence of a crack, perform a fluorescent penetrant inspection - refer to 20-00-14. - tightening of the nuts securing the upper, lower, front and rear splices, AAAA Validity : S / N 1 - 9999 Page 602 57-00-00 (EA) JUN 02 - presence and condition of the grommets, if installed, for the passage of the deicing supply hoses through the spars, - condition and security of the static port three-way union support, - presence of a coat of sealant (TB 09-007) over the area. 3) Inspect main landing gear actuator attachment for : - evidence of impacts, cracks and corrosion, NOTE : In case of doubt on the presence of a crack, perform a fluorescent penetrant inspection - refer to 20-00-14. - tightening of the attachment nuts on the spar, S / N 735 - 1999 with option 0633 S / N 2000 - 9999 - the presence of a bead of sealant (TB 09-916) around the attachment. 4) Inspect the spacers for : - impacts, cracks and evidence of corrosion, NOTE : In case of doubt on the presence of a crack, perform a fluorescent penetrant inspection — refer to 20-00-14. - tightening of the attachment nuts, S / N 735 - 1999 with option 0633 S / N 2000 - 9999 - presence of a bead of sealant (TB 09-002A) around the spacer, on spar side, - protection of the spacers with sealant (TB 09-007). 5) Inspect wing front attachment for : - distortions, impacts, cracks and evidence of corrosion, - tightening of the attachment nuts on the small spar, S / N 735 - 1999 with option 0633 S / N 2000 - 9999 - presence of sealant (TB 09-916) between the parts, All - cracks, evidence of corrosion and loose rivets on the small spar and the brackets, - tightening of the nut securing the front attachment to the fuselage, - cracks, evidence of corrosion and loose rivets on the brackets reinforcing frame C1. NOTE : In case of doubt on the presence of a crack, perform a fluorescent penetrant inspection - refer to 20-00-14. WA Validity : S / N 1 - 9999 57 00-00Page 603 (EA) JUN 02 6) Inspect wing rear attachment for : - distortions, impacts, cracks and evidence of corrosion on rear fitting (wing side), the rod and the half-fittings (fuselage side), 中国通航网 www.ga.cn 通航翻译 www.aviation.cn 本文链接地址:TB20 MAINTENANCE MANUAL 57 机翼 TB20飞机维护手册(11) |