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 -------------------------------------------------------------------------------INSPECT/CHECK MAXIMUM REMARKS SERVICEABLE LIMITS -------------------------------------------------------------------------------
E. Missing panel  Not serviceable
 F. Loose bolts  Not serviceable 
G. Local collapse of  No limits
 panel inner
 surface
 H. Subsurface linear  No limits 
impressions or 
wrinkles
 J. Voids  Five per panel, 2 in. 
(50.8 mm) apart, 0.12 
in. (3 mm) Dia max,
 0.012 in. (0.3 mm) max
 depth
 K. Defects in the
 protective coating
 (initial Tedlar
 film, or paint)
 such as:
 (1) Missing  No limits 
(2) Defects  No limits 
(dents, nicks, 
tears,
 flaking) that
 let show the
 inner skin
 L. Inner skin
 defects, such as:

Tighten bolts
Serviceable criteriaapplied on new parts
Serviceable criteriaapplied on new parts
Remove the loose material with a sharp blade.
Remove the loose materialwith a sharp blade.
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 Fan Acoustical Panels Figure 609/TASK 72-23-00-991-311- 12 (SHEET 1)
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 Fan Acoustical Panels Figure 609/TASK 72-23-00-991-311- 22 (SHEET 2)
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 -------------------------------------------------------------------------------INSPECT/CHECK MAXIMUM REMARKS SERVICEABLE LIMITS -------------------------------------------------------------------------------
(1) Superficial  No limits with a total Remove the loose material defects surface area less than 4 with a sharp blade. (dents, nicks, square in. (2580 sq mm) tears, impacts per panel marks) not through the skin

 (2) Defects  Not serviceable Replace panel(s) (tears, (Ref. TASK 72-23-00-000-cracks, 009) and (Ref. TASK 72-23-punctures) 00-400-009). through the skin

 5. Close-up
________
 Subtask 72-23-00-410-103
 A. Close Access
 (1) Make sure that the work area is clean and clear of tool(s) and other items.

 (2) Remove the access platform(s).

 (3) Remove the warning notice(s).

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 TASK 72-23-00-280-006
 Inspection of Mid Acoustical Panels
 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific warning notice
 No specific access platform 1 m (3 ft. 3 in.)

 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
72-21-00-000-005 Removal of the Spinner Front Cone 72-21-00-000-006 Removal of the Spinner Rear Cone 72-21-00-000-007 Removal of the Fan Rotor Blades 72-21-00-400-005 Installation of the Spinner Front Cone 72-21-00-400-006 Installation of the Spinner Rear Cone 72-21-00-400-007 Installation of the Fan Rotor Blades 72-23-00-000-025 Removal of the Mid Acoustical Panels 72-23-00-300-044 Repair of Forward, Mid and Aft Acoustical Panels when
 Missing Cup 72-23-00-400-025 Installation of the Mid Acoustical Panels 72-23-00-400-044 Installation of Acoustical Panels Attachment Screw
 Locking R 72-23-00-991-311 Fig. 609
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