TM 1-2840-252-23-2
4-36 INSPECT FOURTH STAGE POWER TURBINE ROTOR (AVIM) (Continued)
4-36
c. Adjust arm (38) on base (37) and clamp (39)
Position pointer (40) on surface (41) just inside of
blade retaining pins (42)
d. Zero indicator (49) Rotate fourth stage power
turbine rotor (4) clockwise while noting indicator
reading
e. Total indication of runout shall be no more than 0
003 inch
NOTE
If runout is not within limits, do steps 14 thru 24 If
runout is still not within limits, replace power turbine
assembly (Ref Tasks 3-6 and 3-7).
f.
Remove dial indicator assembly (43) and locating
bar (5)
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