TM 1-1520-238-23
Change 5
4-378.1
4.119.
NO. 1 AND NO. 2 ENGINE PRIMARY EXHAUST NOZZLE REMOVAL/INSTALLATION – continued
NOTE
Step a applies to primary exhaust
nozzles with removable flange support
assemblies.
a. Remove flange support assembly (3.1) from
primary nozzle (1).
(1) Remove six screws (3.2) and washers (3.3)
from flange support assembly (3.1) and pri-
mary nozzle (1).
(2) Remove flange support assembly (3.1) from
primary nozzle (1).
4.119.4. Cleaning
a. Clean primary nozzle and attaching parts
(para 1.47).
4.119.5. Inspection
NOTE
Primary exhaust nozzle blankets are to
be removed with no replacement when
found to be damaged beyond repair lim-
its.
a. Check primary exhaust nozzle at spot welded
leading edges of insulated blankets. Check for
spot weld failures which allow any aft rollback of
blanket leading edge.
(1) If roll-back is less than 4.0 INCHES, repair.
(2) If tears or holes are less than 2.0 INCHES,
repair.
(3) If insulation blanket damage exceeds repair
criteria, remove nozzle blanket.
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M04–3376–5
1
3.3
3.2
3.1
