Visual Examination of the Fan Blade Spacer [PW11]

TASK 72-11-03-220-804-A
Visual Examination of the Fan Blade Spacer

WARNING: BE CAREFUL WHEN YOU DO WORK ON THE ENGINE AND THE ADJACENT COMPONENTS AFTER ENGINE SHUTDOWN. THE ENGINE, THE ENGINE OIL AND THE ADJACENT COMPONENTS CAN STAY HOT FOR A LONG TIME. IF YOU DO NOT OBEY THIS INSTRUCTION, INJURY CAN OCCUR.

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

ZONE: 430
ZONE: 440

1. Reason for the Job
Use this procedure to do a visual inspection of the fan blade spacer when the fan blade is removed.
2. Job Set-up Information
A. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
430	ENG 1 AIR INTAKE, FAN AND ACCESS GEARBOX
440	ENG 2 AIR INTAKE, FAN AND ACCESS GEARBOX

B. Referenced Information

REFERENCE	DESIGNATION
TASK 71-00-00-860-833-A	Procedure to Prevent Engine Motoring
TASK 72-11-03-000-801-A	Removal of the Fan Blades
TASK 72-11-03-400-801-A	Installation of the Fan Blades
Visual Examination of the Fan Blade Spacer

3. Job Set-up
Subtask 72-11-03-941-066-A ** ON A/C NOT FOR ALL

A. Safety Precautions
(1) Do the procedure to prevent engine motoring
(Ref. AMM TASK 71-00-00-860-833).

4. Procedure
Subtask 72-11-03-220-055-A ** ON A/C NOT FOR ALL

A. Visual Examination of the Fan Blade Spacer

CAUTION: WIPE CLEAN ALL PARTS AND TOOLS AS NECESSARY TO REMOVE UNWANTED DEBRIS AND PREVENT DAMAGE TO THE ENGINE.

(1) Do a visual inspection of the fan blade spacer for damage as follows:
(a) Remove the applicable fan blade spacers (Ref. AMM TASK 72-11-03-000-801).
(b) Inspect the fan blade spacer for damage. The permitted damage limits are listed in table 601.
(c) Install the applicable fan blade spacers (Ref. AMM TASK 72-11-03-400-801).

Table 601: Visual Examination of the Fan Blade Spacer

EXAMINE	DAMAGE	DISPOSITION
All surfaces for:
Cracks	All quantities or depths	Not permitted
Sharp edges and raised material	All quantities	Not permitted
Nicks, dents, scratches and wear	All quantities no more than 0.005 in. (0.127 mm) depth	Permitted
	All quantities more than 0.005 in. (0.127 mm) depth	Not permitted

5. Close-up
Subtask 72-11-03-860-058-A ** ON A/C NOT FOR ALL

A. Put the aircraft back to its initial configuration.
(1) Make sure that the work area is clean and clear of tools and other items.

[Rev.10 from 2021] 2026.04.01 02:48:00 UTC