RECHECK VERTICAL AND HORIZONTAL RUNOUT OF POWER TURBINE SHAFT

TM 9-2835-255-34

LOW PRESSURE TURBINE NOZZLE REPLACEMENT (Sheet 8 of 11)

8. RECHECK VERTICAL AND HORIZONTAL RUN-

OUT OF POWER TURBINE SHAFT (1).

Move dial indicator assembly (2) to 12 o'clock

position and reset indicator gauge pointer to

zero.

NOTE

In the following step, observe and record

dial readings obtained at noted clock

positions.

Rotate power turbine shaft (1) to 3 o'clock

position, to 6 o'clock position, to 9 o'clock

position and back to 12 o'clock position.

If dial reading is between 0-0.005 inch (0-

0.127 mm) at any two opposing clock posi-

tions, go to step (9).

If dial reading is greater than 0.005 inch (0.127

mm) at any two opposing clock positions, re-

peat steps 6 through 8.c.

9. REMOVE DIAL INDICATOR ASSEMBLY (2) FROM

POWER TURBINE SHAFT (1).

CAUTION

Do not remove G.P. turbine runouts fixture

(3) or unload power turbine shaft by re-

moving plug from forward end of power

turbine shaft (1) (Ref. step 4.). Damage to

parts may result.

Go on to Sheet 9

6-99

Change 6