TC APPROVED BHT-206L3-MM-1
4-00-00
25 JUN 2019 Rev. 24 Page 9
Export Classification C, ECCN EAR99
Table 4-1. Airworthiness Limitations Schedule (Cont)
NOTES (CONT):
Reserved.
Reserved.
Reserved.
Selected serial numbers of main rotor grip 206-011-132-009 will have been removed from service upon
reaching 1200 hours in service. Refer to ASB 206L-80-15, dated 29 July 1980 for list of serial numbers
affected.
Selected serial numbers of main rotor mast 206-040-535-105 will have been returned to Bell Helicopter
Textron (BHT) for metallurgical evaluation no later than 31 May 1987. Affected masts inspected at BHT
and found to be acceptable have the suffix “U” added to the serial number. Refer to ASB 206L-87-44,
dated 23 April 1987 for list of serial numbers affected.
Selected serial numbers of tail rotor yoke 206-011-819-101 will have been returned to Bell Helicopter
Textron (BHT) for inspection and rework no later than 1 April 1988. Refer to ASB 206L-88-51, dated
23 April 1987 for list of serial numbers affected.
Main rotor hub tension torsion straps 206-011-147 and 206-011-154 have airworthiness lives of
1200 hours or 24 months, whichever occurs first. The calendar life of 24 months starts when new straps
are installed in a main rotor hub and blade assembly, and are subjected to rotation on the helicopter.
Refer to ASB 206L-80-12, dated 2 June 1980.
Selected serial numbers of main rotor hub tension torsion strap 206-011-147-007 must be removed from
service. Refer to ASB 206L-89-60, dated 29 August 1989 for list of serial numbers affected.
Selected serial numbers of main rotor blades 206-015-001-001/-103/-105 must be removed from service.
Refer to ASB 206L-89-64 Rev. A, dated 29 November 1989 for list of serial numbers affected.
Selected serial numbers of sun gear 206-040-662-101 must be removed from service. Refer to
ASB 206L-90-69 Rev. A, dated 15 January 1991 for list of serial numbers affected.
Selected serial numbers of tail rotor blades 206-016-201-113/-127 must be removed from service. Refer
to ASB 206L-90-70, dated 27 June 1990 for list of serial numbers affected.
Selected serial numbers of tail rotor blade 206-016-201-127 will have been returned to Bell Helicopter
Textron (BHT) for evaluation no later than 30 September 1990. Affected blades inspected at BHT and
found to be acceptable have the suffix “M” added to the serial number. Refer to ASB 206L-90-71 Rev. A,
dated 31 October 1990 for list of serial numbers affected.
Selected serial numbers of main rotor latch bolt 206-011-260-101 must be removed from service. Refer to
ASB 206L-92-86, dated 3 December 1992 for list of serial numbers affected.
Landing gear crosstubes 206-053-109-ALL and 206-053-119-ALL (all dash numbers) will have been
removed from service no later than 30 September 1994. Refer to ASB 206L-94-93, dated 11 April 1994.
Landing gear crosstubes 206-050-169-011/-031 will have been removed from service no later than
31 January 1995. Refer to ASB 206L-94-97, dated 17 August 1994.
Reserved.
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