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C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
R 71-00-00-000-042 Removal of the Power Plant 71-13-00-010-040 Opening of the Fan Cowl Doors 71-13-00-410-040 Closing of the Fan Cowl Doors
R 72-23-00-300-045 Replacement of the Riveted Self Locking Nuts for the R Attachment of the Forward Acoustical Panels 72-23-00-400-043 Installation of Acoustical Panels Attachment Screw/Nut Locking 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
R ESM 722302300008 R SPM 70-21-11
3. Job Set-up
__________
Subtask 72-23-00-941-094
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.
(b) Put a warning notice to tell persons not to energize the FADEC 1(2).
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Subtask 72-23-00-010-118
B. Get Access
(1) Open the fan cowls: (Ref. TASK 71-13-00-010-040)
FOR 1000EM1
437AL, 438AR
FOR 1000EM2
447AL, 448AR
(2) Put an access platform in position.
Subtask 72-23-00-040-072
C. Make the thrust reverser unserviceable (Ref. TASK 78-30-00-481-041).
Subtask 72-23-00-010-119
D. Open the thrust reverser doors: (Ref. TASK 78-36-00-010-040)
FOR 1000EM1
451AL, 452AR
FOR 1000EM2
461AL, 462AR
4. Procedure
_________
Subtask 72-23-00-420-070
A. Locking of Acoustical Panels
CAUTION : COATING SCREWS IS MANDATORY.
_______
R (1) If panel cup(s) found pierced, do the procedure that follows:
WARNING : USE SOLVENTS/CLEANING AGENTS, SEALANTS AND OTHER SPECIAL
_______ MATERIALS ONLY WITH A GOOD SUPPLY OF AIR. OBEY THE MANUFACTURERS INSTRUCTIONS. PUT ON PROTECTIVE CLOTHING. DO NOT GET THEM IN YOUR MOUTH. DO NOT SMOKE. DO NOT BREATHE THE GAS. THESE MATERIALS ARE POISONOUS, FLAMMABLE AND SKIN IRRITANT. GET MEDICAL HELP IF YOUR SKIN OR EYES BECOME IRRITATED.
R (a) Remove the bolt.
R (b) Clean all damaged cups (Ref. SPM 70-21-11).
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R (c) Fill all damaged cups with RTV 732 (Material No. CP2242) or RTV
R 102 (Material No. CP2266) or RTV 730 (Material No. CP2431)
R NOTE : You must install the screw, with only a light layer of____
R graphite grease (Material No. CP2101), a short time after
R you apply the RTV (before polymerisation).
R (2) Apply a layer of graphite grease (Material No. CP2101) to the threads
R of all the screws that attach the acoustical panels.
R
R (3) Re-install the acoustical panels and screws.
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