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Page Title:
ENGINE SMOKES (BLUE SMOKE) DURING OPERATION ONLY-continued |
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 TM
9-2835-255-34
3-2. TROUBLESHOOTING - CONTINUED
d . E N G I N E - CONTINUED
E S - 2 2 . ENGINE SMOKES (BLUE
(6)
S M O K E ) DURING OPERATION ONLY.
OK DURING START AND SHUTDOWN. -
CONTINUED
Tools:
Supplies:
Marker (Item 25, Appendix B)
General mechanic's tool kit:
Penetrating oil (Item 44,
automotive (SC 5180-90-N26)
Wiping rag (Item 14, Appendix
B)
1
A.
Remove
forward engine
module
CAUTION
Do not lean or hang anvthing on
s h a f t ( 1 ) . Damage to bearing or
seals may result.
B. Remove reduction gearbox
(RGB) assembly (page 6-17).
C. Check power turbine nozzle
(2) and turbine rotor blades
(3) for evidence of oil.
Is
there evidence
of
oil
on
nozzle
or
blades?
A. Replace forward engine
module (page 5-18).
B. Go to step 4.
2
Check between air diffuser (4)
and diffuser liner (5) for
evidence of oil leakage.
Is there evidence of oil leakage
between diffuser and liner?
CONTINUED ON NEXT PAGE
3-185
Change 5
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