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 -------------------------------------------------------------------------------INSPECT/CHECK MAXIMUM REMARKS SERVICEABLE LIMITS -------------------------------------------------------------------------------
B. Cracks in sheet metal
C. Dents
2. Cooling air tubes for:
 A. Cracks in tubes
B. Dents
C. Cracks in tube clamps
5. Close-up
________ Subtask 72-54-00-410-075
 A. Close Access
Any number, if not  Refer to limit extensions
longer than 0.5 in.  (Ref. TASK 72-00-00-200-
(12.7 mm) , 1 in. (25.4  025).
 mm) apart, and 3 in.
 (76.2 mm) cumulative
 lenght.
Any number if smooth
 contour and not deeper
 than 0.03 in. (0.76 mm).
Any numbers if not
 longer than 2 in. (50.8
 mm) and separated by at
 least one support
 member.
Any number, if no more
 than 30 percent of tube
 outer diameter.
Any number if tubes are
correctly attached.

 (1) Make sure that the work area is clean and clear of tool(s) and other items.

 (2) Close the thrust-reverser cowl doors (Ref. TASK 78-36-00-410-040): FOR 1000EM1 451AL, 452AR FOR 1000EM2 461AL, 462AR

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 B. Make the thrust reverser serviceable (Ref. TASK 78-30-00-081-041). Subtask 72-54-00-410-081
 C. Close Access
 (1) Close the fan cowl doors (Ref. TASK 71-13-00-410-040): FOR 1000EM1 437AL, 438AR FOR 1000EM2 447AL, 448AR

 (2) Remove the warning notice(s).

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 E E TASK 72-54-00-210-003- 01

 General Visual Inspection of Piping of LPT Case Air Cooling
 1. Reason for the Job
__________________
 Refer to the MPD TASK: 752000-C3
 This task is applicable for /P engines.
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific warning notice
 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
71-13-00-010-040 Opening of the Fan Cowl Doors 71-13-00-410-040 Closing of the Fan Cowl Doors 78-30-00-081-041 Make the Thrust Reverser Serviceable after
 Maintenance 78-30-00-481-041 Make the Thrust Reverser Unserviceable for
 Maintenance 78-36-00-010-040 Opening of the Thrust Reverser Doors 78-36-00-410-040 Closing of the Thrust Reverser Doors 72-54-00-991-304 Fig. 605
 3. Job Set-up
__________ Subtask 72-54-00-941-065
 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.

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 (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 to tell persons not to energize the FADEC 1(2).

 Subtask 72-54-00-010-090
 B. Get Access
 (1) Open the fan cowl doors (Ref. TASK 71-13-00-010-040):
 FOR 1000EM1
 437AL, 438AR
 FOR 1000EM2
 447AL, 448AR

 Subtask 72-54-00-040-065
 C. Make the thrust reverser unserviceable (Ref. TASK 78-30-00-481-041).
 Subtask 72-54-00-010-091
 D. Open the thrust reverser doors (Ref. TASK 78-36-00-010-040):
　
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