TM55-2840-251-23
4-7 EXHAUST DUCT (Continued)
4-7-1 REMOVAL (Cont)
CAUTION
Raise propeller gearbox
approximately 3 inches.
Install two bolts with
nuts 1800 apart to hold
two halves together.
5. Lift propeller gearbox (7)
with power turbine shaft housing
(10) attached, from exhaust duct
(8).
6. Lift one or two piece
insulation blanket (9) from
exhaust duct (8).
4-7-2 INSPECTION
1. Reject exhaust duct if
cracked or distorted, or if
corrosion has resulted in
excessive thinning of the metal,
and return to Depot Maintenance
for possible repair.
2. Defective ITT harness clips
may be repaired (Task 4-7-3).
4-7-3 REPAIR
Repair at next higher level.
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