Chapter 6 - Bell 206L4 Maintenance Manual

BHT-206L4-MM-1
5-30. 1200-HOUR INSPECTION (CONT)
DATA REFERENCE

Chapter 67

5-00-00
Page 96 Rev. 20 7 NOV 2014
SCHEDULED INSPECTIONS
INSPECTION TASK DESCRIPTION
d. Inspect edge of doubler for delamination between skin
and doubler.
e. Inspect tailboom skin area up to 1.00 inch (25.40 mm)
area around doubler for cracks.
4. Using a 10X magnifying glass, perform a visual inspection
of external right side of tailboom skin stabilizer cutout.
a. Inspect edge of cutout for cracks in skin.
b. Inspect support attachment holes for cracks in skin.
5. If a crack is detected in tailboom skin or doubler, contact
Product Support Engineering as follows:
TAIL ROTOR CONTROL TUBE (206-001-058-001, AND -101)
1. Remove and inspect tail rotor control tube for wear and
corrosion, and nylatron sleeve for debonding at five areas
where tube contacts tailboom fairleads as follows:
a. To gain access to control tube, remove tail rotor
gearbox fairing and access panel on right side of aft fuselage
adjacent to tailboom.
b. Remove bolt at forward end of control tube. At the
bellcrank, disconnect the small control rod coming from pitch
change mechanism. Remove bolt attaching bellcrank to
bracket.
c. Pull control tube through aft end of tailboom with
bellcrank attached.
2. Inspect tail rotor control tube and nylatron sleeves at five
areas where tube contacts fairleads as follows:
a. If nylatron sleeves show wear on one side only, but
surface of control tube is unworn, tube may be rolled 180° and
reinstalled.
MECH
Export Classification C, ECCN EAR99
INITIAL
OTHER