Extra 300LT, Maintenance Manual

Page: 70 / 551

CHAPTER 5
PAGE 31
PAGE DATE: 21. March 2014
MAINTENANCE MANUAL EXTRA 300LT
Rudder
O 1 Remove rudder as per chapter 27.
O 2 Inspect tip area bonding to the skin laminate by coin tapping.
O 3 Inspect skin to lower horn rib bonding for delaminations by coin
tapping and for cracks.
O 4 Inspect skin to spar bonding for delamination by coin tapping.
O 5 Inspect trailing edge bonding for cracks and delaminations by coin
tapping.
O 6 Detailed visual inspection of mounting brackets for damages and
cracks. Ensure proper attachment. Replace bolts and stop nuts.
Check for proper torque in accordance with chapter 20-10-02.
O 7 Remove bottom hinge bracket and bellcrank as per chapter 27.
O 8 Inspect rudder structure in the area of the bottom hinge for cracks
and delamination by coin tapping.
O 9 Reinstall bottom hinge bracket and bellcrank as per chapter 27.
O 10 Check bellcrank for damage, cracks and proper attachment.
O 11 Visually inspect ventilation holes for obstruction. Refer to chapter
05-20-01, Figure 1 "Drain and Vent Holes".
O 12 Check paint visually for general condition (blisters etc.).
O 13 Check laminate for erosion, scratches and stone nicks.
Horizontal Stabilizer
O 1 Remove elevator as per chapter 27.
Leading edge
O 2 Check surface for erosion, scratches, stone nicks and impact dam-
age.
O 3 Check top to bottom shell bonding for dents, cracks and
delamination.
Front spar section
O 4 Check skin to spar bonding for delamination by coin tapping.
Rear spar section
O 5 Check skin to spar bonding for delamination by coin tapping.
Inspector:
Mechanic:
Inspections
Date:
Serial No.:
10
00
h
ou
rs
SCHEDULED MAINTENANCE CHECKS
Significant Items Inspection