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Inspection and Maintenance — GEK 107048
Inspect
Liner Venturi (Cont'd)
4. Local distortion
5. Thermal barrier coating
Multi-Nozzle Cap
1. Fuel nozzle collar wear
2. Fuel nozzle collars free to slide
3. Support frame weld cracks
4. Impingement cooling plate
cracks
5. Loss of thermal barrier coating
6. Warpage of plates around cups
7. Burning or loss of material
8. Cap to liner looseness
Liner Centerbody (part of cap assembly)
1. Axial cracks
2. Circ. cracks
3. Burn through or missing metal
4. Visual braze flow
(overtemperature)
*"Replace" does not mean liner must be scrapped; this part can be repaired by qualified General
Electric Company personnel.
Table CI-2 — Continued
Inspection Limits, MS-6001B DLN-1 Liners
See Figures CI-I.6, CI-I.7 and CI-I.8
CAUTION
The inspection criteria in this Table CI-2 applies to
General Electric Company supplied DLN-1 combustion
liners only.
Maximum Acceptable
1/8 inch from original contour
with no cracks
Isolated Patches
1/2 x 1/2 inch
0.030 inch wear or less
Movable with light tapping
None allowed
None allowed
1/4 x 1/4 inch isolated patches
Up to 0.06 inch
None allowed
Up to 0.030 inch movement
Combustion Inspection — Inspection Procedures
Disposition (For Parts
Limits
Beyond Max. Limits)
None
None
None
None
*Replace
*Replace
*Replace
*Replace
*Replace
*Replace
*Replace
*Replace
*Replace
*Replace
*Replace
*Replace
*Replace
*Replace
CI-I-15
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