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 TM 9-2835-255-34
3-2. TROUBLESHOOTING - CONTINUED
d. ENGINE - CONTINUED
(1)
ES-17. ENGINE FAULTY. - CONTINUED
A. Remove combustor cover and
liner (TM 20-1).
B. Look through combustion
chamber (1) at inside of collector
(2) and check for burnt-through
holes.
C. inspect inside of collector (2) for
unacceptable cracks as listed
below:
Any wider than 1 /16-inch.
Any running along bead (3)
that are longer than 5-inches.
Any longer than 3/4-inch
progressing from bead (3) into
either rear or forward half of
collector (2).
Any that converge and may
cause loss of metal.
NOTE
Loss or scratching of yellowish
thermal coating on internal
surfaces of collector (2) is OK.
D. Look inside collector (2) for foreign
objects and take out any objects
found.
E. Install combustor cover and liner
(TM20-1).
Did inside of collector have burnt-through
holes or unacceptable cracks?
A . Record note to replace
forward engine module.
B . Go to step 12.
CONTINUED ON NEXT PAGE
3-129
Change 6
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