ARMY
TM 5-6115-612-34
NAVY
AG -320B0-MME-000
8-2.
COMBUSTION CHAMBER CASE
ASSEMBLY. (cont)
b.
Cleaning and Inspection. (cont)
(10) Refer
to
Table
8-3.
Perform
nondestructive test on combustion chamber case.
Replace case if defects are noted.
(11) Check
dimensions
of
combustion
chamber in accordance with Table 1 -1. Replace
combustion
chamber
if
dimensions
are
outside
acceptable tolerance.
(12) Check combustion chamber for carbon
deposits. Clean as necessary.
(13) Check combustion chamber for cracks
and erosion. Replace combustion chamber if defects
are noted.
(14) Check
combustion
chamber
for
warped areas due to local overheating. Replace
chamber if warped.
(15) Check attitude of deflector tabs.
(16) Check that
washers
and
washer
retainer are in place at fuel nozzles and ignitor positions.
c.
Overhaul.
(1)
Remove combustion chamber case
assembly in accordance with paragraph 8-2a.
(2)
Remove ignitor (1, Figure 8-3), gasket
(2), and washer (2.1).
(3)
Remove
exhaust
gas
temperature
(EGT) thermocouple (3) from combustion chamber case.
(4)
Remove bolts (1, Figure 8-4), washers
(2), fuel manifold tube (3), loop clamps, (4), and sleeve
spacers (5).
(5)
Remove bolts (6) and washers (7).
(6)
Remove fuel injection nozzles (8), fuel
atomizer (9), and fuel injection nozzle covers (10).
(7)
Remove three alinement bolts (4,
Figure 8-3) and washers (5).
(8)
Remove combustion chamber (6) from
combustion chamber case (7). If combustion chamber
does not slip out easily, use puller on internal lip (8).
Cautiously remove combustion chamber. Exercise care
not to damage lip.
(9)
Inspect combustion chamber case and
combustion chamber in accordance with paragraph 8-2b
and Table 8-1.
(a)
Replace
combustion
chamber
case if either or both flanges are warped.
(b)
Inspect
combustion
chamber
case for cracks. Replace case if cracks are noted.
(c)
Replace
combustion
chamber
case if deformation of sealing face of exhaust duct is
noted.
(d)
Repair
threaded
sections
of
combustion chamber case with threaded inserts.
(e)
Refer to Table 8-3. Perform
nondestructive test on combustion chamber case.
Replace case if defects are noted.
Change 4 8-11
