Textron Bell 412 - 5-18. EACH 25 HOURS OF TAIL ROTOR OPERATION; TAIL ROTOR BLADE (212-010-750-ALL ONLY)

BHT-412-MM-2
5-00-00
2 SEP 2014 Rev. 20 Page 119
Export Classification C, ECCN EAR99
SPECIAL INSPECTIONS
5-18. EACH 25 HOURS OF TAIL ROTOR OPERATION
DATA REFERENCE INSPECTION TASK DESCRIPTION
INITIAL
MECH OTHER
DATE: __________________W.O. _____________________
FACILITY: __________________________________________
HELICOPTER S/N: ___________________________________
REGISTRY NO.: _____________________________________
TOTAL TIME:_______________________________________
SIGNATURE:________________________________________
NOTE
Accomplish inspection each 25 hours of flight
operation.
Chapter 64 TAIL ROTOR STATIC STOP (212-011-713)
Tail rotor static stop 212-011-713 for straightness across the
outboard surface. If yielding has occurred, replace the tail rotor
yoke and static stop. If any doubt exists as to the serviceability
of these components, contact Product Support Engineering.
Chapter 64
ASB 412-13-155
TAIL ROTOR BLADE (212-010-750-ALL ONLY)
NOTE
Removal of the tail rotor blades is not required for
this inspection.
1. Clean each tail rotor blade by hand using mild soap and
cheesecloth (C-486) in a spanwise direction; dry thoroughly.
2. Carry out a detailed visual inspection of both sides of the
entire blade with a 3X magnifying glass and a bright light.
Inspect the tail rotor blade skin, leading edge spar, doublers,
grip plates, and trailing edge for cracks, corrosion, nicks, dents,
and scratches. Refer to Chapter 64 for damage limits.