Cessna T188C - Page 72

MODEL 188 & T188 SERIES SERVICE MANUAL
Counts as one crack. Usable if
not
closer
than
one-inch
to
a
similar crack.
REPLACE SEAT RAIL WHEN:
a.
Anyportion of web
or lower flange
is cracked, (index
2).
b. Any crack
in crown of rail
is in any direction
other than
right angle
to length
of
rail.
c. Number
of cracks on any
one rail exceeds
four, or any
two cracks index 1) are closer than one-inch.
NOTE
Use
of seat rail
cargo
te-downs
is
not permissible
on
seat rails
with cracks.
Figure
3-9.
Seat Rail
Inspection
3-18