TM 55-2840-254-23
2-35 lNSTALL COMPRESSOR ROTOR BLADES (Continued)
2-35
f. Check tip shake limits for second through
seventh stage blades with dial indicator (12).
Measure radial movement of blade using a
radial measurement from outer rim of disc.
Tip shake limits are as follows:
NOTE
Tip shake limits shall be taken only on
replaced blade.
(1)
(2)
(3)
Second Stage. Measure radial movement
of blade using a radial measurement of
1.75 inches from outer rim of disc. Tip
shake limits shall be
0.005 to 0.051 inch.
Third Stage. Measure radial movement
of blade using a radial measurement of
1.5 inches from outer rim of disc. Tip
shake limits shall be
0.005 to 0.045 inch.
Fourth through seventh stage. Measure
radial movement of blade using a radial
measurement of
1.375 inches from out-
er rim of disc. Tip shake limits shall be
0.005 to 0.040 inch.
INSPECT
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