Repair of the Low Pressure Compressor (LPC) Annulus Fillers - Repair VRS1113 [IAE]

TASK 72-31-11-300-015-A
Repair of the Low Pressure Compressor (LPC) Annulus Fillers - Repair VRS1113

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE
No specific	AR	MAT - WORK
No specific	AR	WARNING NOTICE(S)

3. Job Set-up
Subtask 72-31-11-941-064-A ** ON A/C NOT FOR ALL

A. Safety Precautions
(1) On the center pedestal, on the ENG panel 115VU:
(a) Put a WARNING NOTICE(S) to tell persons not to start the engine.
(2) Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.
(3) On the overhead maintenance panel 50VU:
(a) Make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off.
(b) Put a WARNING NOTICE(S) to tell persons not to energize the FADEC 1(2).
(4) Put the ground support equipment into position.
(a) Put the ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in position to give access to the engine.
(b) Put the MAT - WORK in position in the air intake cowl.

NOTE: Make sure that the red warning pennants of the workmat can be seen externally.

NOTE: Make sure that the MAT - WORK has sufficient dimensions to give full protection to the lower half of the air intake cowl.

4. Procedure
Subtask 72-31-11-350-062-A ** ON A/C NOT FOR ALL

A. Repair of the LPC Annulus Fillers

CAUTION: DO NOT DAMAGE THE FAN BLADES AND THE ANNULUS FILLER.

(1) Cut and remove pieces of the rubber seal which are likely to be released from the annulus filler.

NOTE: It is permissible to cut and remove pieces of rubber seals if accumulative length of the removed seals is not more than the total length of 61.4 in. (1.56 m) for each annulus filler set.

5. Close-up
Subtask 72-31-11-942-062-A ** ON A/C NOT FOR ALL

A. Remove the Ground Support Equipment
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Remove the workmat from the air intake cowl.
(3) Remove the access platform(s).
(4) Remove the WARNING NOTICE(S).

[Rev.10 from 2021] 2026.04.01 02:44:55 UTC