TM 1-2840-252-23-2
4-67 INSTALL FIRST TURBINE DISC ASSEMBLY (AVIM) (Continued)
4-67
11. Check axial clearance between first turbine nozzle
(2) and first turbine disc assembly (1). Use bent
wire gage (Appendix E) (31) inserted between first
turbine nozzle (2) and first turbine disc assembly (1).
Clearance shall be0.100 inch minimum.
12. If clearance Is not proper, remove parts and
recheck shim thickness (step 2).
INSPECT
13. Check runout of first turbine disc assembly (1) as
follows:
a.
Install dial indicator support (T40) (32) and three
slave bolts, P/N STD3053-31 (33) on air diffuser
(34).
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