TM 1-2840-252-23-2
4-67 INSTALL FIRST TURBINE D C ASSEMBLY (AVIM) (Continued)
IS
4-67
Heat first turbine disc assembly hub (12as
)
4.
follows:
a.
Place first turbine disc assembly (1) on heat
resistant work surface.
b.
Position bore heater (T43) (13) on hub (12).
c.
Connect cable (14) of control unit (T29) (15) to
heater (T43) (13).
d.
Connect control unit (T29) (15) to power source.
e.
Set timer (16) for three minutes
WARNING
Wear heavy duty welders gloves when
handling heated parts.
Heated parts can
cause burns. If burns occur, get medical
attention.
Do not allow bore heater to operate for more
than 3 minutes. Bore heater heating element
could be damaged.
f.
Wear heavy duty welder's gloves. After three
minute heating period, disconnect control unit
(T29) (15) and remove bore heater (T43) (13).
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