TM 55-2835-208-23
2-17 REPAIR COMBUSTOR LINER (AVIM) (Continued)
2-17
d .
2.
R e p a i r c r a c k s i n b r a z e d j o i n ts
(2) as follows:
W e l d c r a c k u s i n g
welding
rod
(E18)
by
inert
gas
shielded
m e t h o d ( T M 5 5 -
1500-204-25/1).
S t a r t
welding from ends of crack
and
work
toward
c e n t e r.
K e e p w e l d s f l a t o r s l i g h t l y
convex on welded side.
a . W i r e b r u s h o r b u f f r e p a i r
area until bright and clean.
b. Apply
brazing
f l u x ( E 1 2 )
generously to repair area.
C . H e a t a r e a e v e n l y w i t h n e u -
t r a l f l a m e f r o m g a s t o r ch
while
a p p l y i n g a
small
f i l l e t o f
brazing
a l l o y
(E11).
d. Remove
f l u x
r e s i d u e
with
hot water.
3.
Repair
s t i c k i n g
i g n i t e r p l u g
grommet (3) as follows:
a . A p p l y a f e w d r o p s o f n o n -
carbon
p e n e t r a t i n g
o i l
(E19)
g r o m m e t
( 3 ) ,
spring (4) and washer (5).
b. If grommet remains frozen,
r e p l a c e b y c o l l a p s i n g w i th
p l i e r s
and
tapping
o ut
using a wood drift.
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