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TASK 71-11-00-210-041
General Visual Inspection of the Intake Cowl Aft Bulkhead
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1. Reason for the Job
2. Job Set-up Information
R Refer to the MPD TASK: 711000-C1 ______________________
A. Fixtures, Tools, Test and Support Equipment
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REFERENCE QTY DESIGNATION
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No specific warning notice
No specific access platform 1 m (3 ft. 3 in.)
B. Referenced Information
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REFERENCE DESIGNATION
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71-13-00-010-040 Opening of the Fan Cowl Doors
71-13-00-410-040 Closing of the Fan Cowl Doors
SRM 541000
71-11-00-991-305 Fig. 604
3. Job Set-up
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Subtask 71-11-00-941-054
A. Safety Precautions
(1) On the center pedestal, on the ENG panel 115VU:
(a) Put a warning notice 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.
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(b) Put a warning notice to tell persons not to energize the FADEC 1(2).
Subtask 71-11-00-010-053
B. Get Access
(1) Open the fan cowl doors (Ref. TASK 71-13-00-010-040): FOR 1000EM1 437AL, 438AR FOR 1000EM2 447AL, 448AR
(2) Put the access platform in position.
4. Procedure
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(Ref. Fig. 604/TASK 71-11-00-991-305)
Subtask 71-11-00-210-051
A. General Visual Inspection of the Intake Cowl Aft Bulkhead
-------------------------------------------------------------------------------INSPECT/CHECK MAXIMUM REMARKS SERVICEABLE LIMITS -------------------------------------------------------------------------------
1. Examine the aft
bulkhead fastener
joints and doublers
for:
A. Crack Stopped between two Monitor at "A" check. For
adjacent fasteners permanent repair (Ref. SRM 541000).
10 in. (254 mm) minimum separation from other cracks or damage
2. Examine the aft
bulkhead for:
A. Crack No cracks permitted in Repair cracks before bulkhead flight (Ref. SRM 541000).
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-------------------------------------------------------------------------------INSPECT/CHECK MAXIMUM REMARKS SERVICEABLE LIMITS -------------------------------------------------------------------------------
B. Dent or buckle
C. Scratch or Gouge
D. Holes
5. Close-up
________ Subtask 71-11-00-410-053
A. Close Access3 in. (76.2 mm) maximum length 0.1 in. (2.54 mm) maximum depth
1 in. (25.4 mm) minimum from edge of stiffeners or webs Dents must be smooth and free from creases, gouges, and cracks
10 in. (254 mm) minimum separation between dents
0.01 in. (0.25 mm) maximum depth
0.1 in. (2.54 mm) maximum width 6 in. (152.4 mm) minimum separation from other damage
No holes permitted
Monitor at "A" check.
Monitor at "A" check.
Repair before flight (Ref. SRM 541000).
(1) Make sure that the work area is clean and clear of tool(s) and other items.
(2) Close the fan cowl doors (Ref. TASK 71-13-00-410-040): FOR 1000EM1 437AL, 438AR FOR 1000EM2 447AL, 448AR
(3) Remove the access platform(s).
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(4) Remove the warning notice(s).
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