TM55-2840-251-23
3-1 LINER ASSEMBLY (AVIM) (Continued)
3-1-2 INSPECTION (Cont)
3. Acceptable Conditions Requiring Repair:
a. Buckled cooling rings, where cooling air gap has
been eliminated, must be reworked (Task 3-1-3) to restore
uniform air cooling gap.
b. Cracks not exceeding two inches in length must
be welded (Task 3-1-3).
c. Circumferential cracks adjacent to seam welds
must be repaired by welding (Task 3-1-3).
NOTE
Cracks in excess of 0.030 inch wide must
not be repaired. Discard liner and install
replacement. Return discarded liner to
Depot Maintenance.
d. Cracks progressing from a free edge, so that their
meeting is imminent and could allow a piece of liner to
break loose, must be repaired by welding (Task 3-1-3).
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