Surveillance Inspection of Turbine Frame Aft Engine Mount Lugs [CFMI]

TASK 71-22-12-210-001-A
Surveillance Inspection of Turbine Frame Aft Engine Mount Lugs

1. Reason for the Job
Refer to the MPD TASK: 725000-C6
SURVEILLANCE INSPECTION OF TURBINE FRAME AFT ENGINE MOUNT LUGS

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
TASK 71-22-11-000-040-A	Removal of the Aft Engine Mount
TASK 71-22-11-400-040-A	Installation of the Aft Engine Mount
SPM 703222
ESM 725601200001
Turbine Frame Struts

3. Job Set-up
Subtask 71-22-12-010-050-A ** ON A/C NOT FOR ALL

A. Remove the Aft Engine Mount (Ref. AMM TASK 71-22-11-000-040).

4. Procedure
Subtask 71-22-12-210-050-A ** ON A/C NOT FOR ALL

A. Visual Inspection of the Engine Mounting Lugs

INSPECT/CHECK	MAXIMUM SERVICEABLE LIMITS	REMARKS
1.Engine mouting lug areas, airframe attach points only for: (strut 1, 3, 14)
If in doubt about defect, do a fluorescent penetrant inspection per SPM 703222
Cracks in the clevis	Not serviceable	ESM 725601200001
Cracks in the radius with the outer casing skin	Not serviceable	ESM 725601200001
Fretting wear, scratchs in Dia U	Any amout, provided dia U is not more than 1.001 in. (25.42mm)	ESM 725601200001

5. Close-up
Subtask 71-22-12-410-050-A ** ON A/C NOT FOR ALL

A. Install the Aft Engine Mount (Ref. AMM TASK 71-22-11-400-040).

[Rev.10 from 2021] 2026.04.01 02:23:02 UTC