B737NG飞机雷击检查的放行标准
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AMM53-52-00
检查雷达罩
(1)You must do a check of the nose radome to see if there are lightning strikes(Examine External and Internal Areas for Lightning Strike Damage,TASK05-51-19-210-801or Inspection and Operational Check of Radio and Navigation Systems,TASK05-51-19-710-801).
雷击后必须对雷达罩进行检查确认是否有雷击损伤。
(2)Do a check for damage such as holes,scuffs,cracks,blisters,and delamination.
NOTE:You can locate the delamination if you lightly hit the radome skin with a small metal object such as a short socket extension and listen for changes in the sound.
检查雷达罩上是否存在穿孔、刮伤、裂纹、起泡、分层。
(3)Do a check for moisture.
检查潮气。
机身蒙皮的检查：
机身的分段：41段：STA130-360
43段：STA360-540
44段：STA540-727
46段：STA727-887
47段：STA887-1016
48段：STA1016-1217（非增压）
SRM53-00-014.D
D.For allowable damage for heat damage due to lightning strike do as follows:
NOTE
NOTE::These limits are applicable to all Zones of the aircraft.
(1)Do the following general inspections:
(a)Do a detail visual inspection of the damage with a minimum of10X magnification in a3inch
radius area around the damage to make sure there are no cracks.
(b)Do a general visual inspection of the skin within a20inch radius around the damage to
make sure there are no cracks or corrosion.
(2)For lightning strike damage to the fuselage skin away from fasteners,you can operate the airplane for350flight cycles if you meet the following conditions:
(a)The lightning strike damage is equal to or less than0.250inch in diameter,
(b)The distance between any two lightning strike damages is greater than3inches,and
(c)The lightning strike damage is a minimum of1inch away from an edge of a part or
fasteners.
(d)No skin material is missing.
(3)For lightning strike damage to the fuselage at fasteners you can operate the airplane for up to 350flight cycles if you meet the following conditions:
(a)The damage at a fastener is within the damage rating limits given in Figure103,Details L,M,
N,and O.
(b)You do a close visual inspection to the damage area to make sure there are no exposed
countersink fasteners or further damage.
(c)You apply all initial production drawing finishes as necesary.
(4)You must do the repair given in53-00-01,REPAIR13at or before350flight cycles for all
lighting strike damages.