TM 1-1520-238-23
Change 11
1-390.1/(1-390.2 blank)
1.137.
SPECIAL INSPECTION CHECKLIST continued
Helicopter Serial No.:
Date:
Area
No.
REQUIREMENT
EVERY
Item
Status
Special
Inspection
No.
6
30
(cont)
DELETED
INSPECT LEAD LAG LINK TEFLON SLEEVE BEARINGS.
On lead lag links P/N 7-31141155-11 accomplish the following:
a. Remove main rotor blade lead lag link (para 5.33).
b. Inspect teflon sleeve bearing liner(s) for serviceable condition (para 5.33).
c. Check teflon sleeve bearing liner(s) for color.
(1) If teflon sleeve bearing liner(s) is brown or black no further action is
required. Re-install link.
(2) If teflon sleeve bearing liner(s) have a milky white film reinspect every
50 flight hours.
d. Install main rotor blade lead lag link (para 5.33).
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