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(4) Install the Electrical Master Chip Detector as follow:
(a) Remove and discard the O-ring (10).
CAUTION : THERE ARE 2 SOURCES OF ELECTRICAL MASTER CHIP DETECTOR
_______ INSTALLED ON CFM56-5B, PRE AND POST SERVICE BULLETIN 72-222. YOU MUST CHECK YOU INSTALL THE APPROPRIATE O-RING.
(b) Lubricate a new O-ring (10) with engine oil (Material No. CP2442).
(c) Install the new O-ring (10) on the Chip Detector.
(d) Do a visual inspection of the back-up seal (20).
NOTE : The back-up seal is not an expendable. It must not be
____ removed unless damage is noticed. If damaged, replace the EMCD plug.
(e) Engage the Electrical Master Chip Detector in its housing located on lubrication unit and at the same time, push and turn one quarter of a turn clockwise to lock it in its housing.
NOTE : Check that the red marks are aligned.
____
(5) Reset the pop-out on the Visual Indicator, if necessary (Ref. TASK 79-21-30-440-001).
5. Close-up
________
Subtask 79-00-00-410-055
A. Close Access
(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 warning notice(s).
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TASK 79-00-00-200-001
Operational Check of the Master Chip Detector Remote indication
1. Reason for the Job
__________________
Refer to the MPD TASK: 792000-C9
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
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No specific warning notice
No specific Megohmmeter 100 Mohms
B. Consumable Materials
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REFERENCE DESIGNATION
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Material No. CP2442 *
engine oil (Ref. 70-30-00)
C. Expendable Parts
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FIG.ITEM |DESIGNATION |IPC-CSN
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R 10 O-ring 79-21-50 01 -090
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R -------------------------------------------------------------------------------R REFERENCE DESIGNATION R -------------------------------------------------------------------------------
R 24-41-00-861-002 R R 24-41-00-862-002 R R 71-13-00-010-040 R 71-13-00-410-040 R 79-21-30-000-001 R 79-21-30-000-002 R 79-21-30-400-001 R 79-21-30-440-001 R 79-21-50-000-001 R 79-21-50-400-001 R 79-00-00-991-301 R 79-00-00-991-307 R 79-00-00-991-308 R 79-00-00-991-309 R 79-00-00-991-310
R 3. Job Set-up
__________
R Subtask 79-00-00-941-071
R A. Safety Precautions Energize the Aircraft Electrical Circuits from the External Power De-energize the Aircraft Electrical Circuits Supplied from the External Power Opening of the Fan Cowl Doors Closing of the Fan Cowl Doors Removal of the Visual Indicator Removal of the DPM Harness Installation of the Visual Indicator Resetting of the Visual Indicator Removal of the Master Magnetic Chip Detector Installation of the Master Magnetic Chip Detector Fig. 601 Fig. 605 Fig. 606 Fig. 607 Fig. 608
R (1) On the center pedestal, on the ENG panel 115VU:
R (a) Put a warning notice to tell persons not to start the engine.
R (2) Make sure that the engine 1(2) shutdown occurred not less than 5
R minutes before you do this procedure.
R (3) On the overhead maintenance panel 50VU:
R (a) Make sure that the ON legend of the ENG/FADEC GND PWR/1(2)
R pushbutton switch is off.
R (b) Put a warning notice to tell persons not to energize the FADEC
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