TM 55-2840-254-23
4-56
INSTALL SECOND TURBINE DISC ASSEMBLY (AVIM) (Continued)
4-56
7. Coat underside of head and threads of six bolts
(5) with Nickel Ease (E37).
NOTE
Do not bend up tabs of locking plates.
NOTE
Bolts must be installed in accordance with
index numbers marked on bolt heads and
second turbine disc assembly. If any of the six
bolts are lost, all six bolts must be replaced and
a vibration test performed (Ref. Task 1-107 or
TM 55-1520-240-23).
8. Install new locking plates (6) and bolts (5)
into second turbine.
9. Torque bolts (5) to 155 inch pounds.
10. Check runout of second turbine disc assem-
bly (3) as follows:
a. Install dial indicator support (T27) (7) and
three slave bolts (8) on air diffuser (9).
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