TM 55–2840–254–23
3–216 Change 6
3–20 INSPECT COMBUSTION CHAMBER HOUSING (AVIM) (Continued)
3–20
2.
Inspect four plate bosses (3), four mount-
ing bosses (4), four igniter bosses (5) and
eight nut plates (6). There shall be none
missing or broken. They shall be securely
mounted. Inspect for cracks using the fluores-
cent penetrant inspection method. For the lat-
est inspection procedure, refer to TM
1–1520–253–23, Technical Manual Aviation
Unit Maintenance (AVUM) and Aviation Inter-
mediate Maintenance (AVIM) Manual Nonde-
structive Inspection Procedure for the CH/
MH–47 Helicopter Series.
3.
Inspect two start fuel nozzle bosses (7).
They shall not be missing or broken. They shall
be securely mounted.
FOLLOW–ON MAINTENANCE
None
END OF TASK
