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Bell 206L User Manual

Bell 206L
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BHT-206L4-MM-1
5-00-00
7 JUN 2013 Rev. 18 Page 179
Export Classification C, ECCN EAR99
d. Inspect nodal beam, transmission mount fittings, and
engine mounts.
(1) Visually inspect exterior surfaces for evidence of
arcing or burning. Special attention should be given to contact
surfaces of transmission and engine to their mounting systems,
and of mounting systems to the airframe.
BHT-206L-CR&O (2) If indications of arcing or burning are present,
overhaul parts.
e. Remove input quill assembly from tail rotor gearbox.
Visually inspect gear teeth for signs of electrical arcing or
burning. Rotate tail rotor mast to check for smooth rotation of
bearings.
(1) If evidence of arcing or burning is found or if
bearings do not rotate smoothly, remove gearbox and return it
for overhaul. State lightning strike as reason for removal.
BHT-206L-CR&O (2) If no indications of damage are found and bearings
rotate smoothly, reassemble gearbox and return it to limited
service. After 5 hours, remove chip detector and inspect for
chips. If no chip indications are found, return gearbox to full
service. If chip indications are found, return gearbox for
overhaul. State lightning strike as reason for removal.
f. Inspect main driveshaft for evidence of arcing or
burning.
BHT-206L-CR&O (1) If no evidence of arcing is found, return to service.
(2) Shafts that exhibit arcing or burning shall be
scrapped.
(3) If indications of arcing or burning are found on the
main driveshaft or on any component of the tail rotor driveshaft
installation, return freewheel assembly for overhaul. State
lightning strike as reason for removal.
BHT-206L-CR&O g. Disassemble swashplate and support assembly.
Visually inspect for evidence of burning or arcing. Inspect
bearings for smooth rotation and all hardware for evidence of
arcing.
CONDITIONAL INSPECTIONS
5-56. LIGHTNING STRIKE (CONT)
DATA REFERENCE INSPECTION TASK DESCRIPTION
INITIAL
MECH OTHER

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Bell 206L Specifications

General IconGeneral
BrandBell
Model206L
CategoryToy
LanguageEnglish

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