(2)
Access Panel
416 Right Thrust Reverser Half - Engine 1
426 Right Thrust Reverser Half - Engine 2
436 Right Thrust Reverser Half - Engine 3
446 Right Thrust Reverser Half - Engine 4
D. Prepare to Remove the Igniter Plug
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(1) Open the right fan cowl panel (AMM 71-11-04/201).
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5. EXCITER-TO-IGNITER PLUG CABLE
4. IGNITER PLUG (UPPER)
SEE B
DIFFUSER/COMBUSTOR CASE (REF)
4. IGNITER PLUG (LOWER)
SEE B
HYDRAULIC PUMP (REF)
SEE A
FWD
A
4. IGNITER PLUG
1. CLASSIFIED
SEE C SPACERS
2. IGNITER PLUG BOSS
DIFFUSER/COMBUSTOR CASE 3. KEY WASHER
DIFFUSER/COMBUSTOR DIMENSION A 4. IGNITER PLUG CASE
1. CLASSIFIED SPACERS
5. EXCITER-TO-IGNITER
PLUG CABLE
2. IGNITER
3. KEY PLUG BOSS WASHER
C
B
Igniter Plug Installation
Figure 401
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WARNING: DO THE THRUST REVERSER DEACTIVATION PROCEDURE TO PREVENT THE
_______
OPERATION OF THE THRUST REVERSER. THE ACCIDENTAL OPERATION OF
THE THRUST REVERSER CAN CAUSE INJURIES TO PERSONS OR DAMAGE TO
EQUIPMENT.
(2)
Do this procedure: Thrust Reverser Deactivation for Ground
Maintenance (AMM 78-31-00/201).
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(3)
Open the right core cowl panel (AMM 71-11-06/201).
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WARNING: OBEY THE INSTRUCTIONS IN AMM 78-31-00/201 WHEN YOU OPEN THE
_______
THRUST REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS,
INJURIES TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR.
(4)
Open the right thrust reverser (AMM 78-31-00/201).
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(5)
Remove the exciter-to-igniter plug cable (5) (AMM 74-21-01/401).
E. Procedure
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(1) Remove the igniter plug:
(a) Hold the igniter plug boss (2) with the crowfoot wrench and loosen the igniter plug (4).
NOTE: Do not remove the lockwire from the igniter plug boss.
____
CAUTION: DO NOT REMOVE THE IGNITER PLUG BOSS AND ITS CLASSIFIED
_______ SPACERS WHEN YOU REMOVE THE IGNITER PLUG. THE CLASSIFIED SPACERS MUST BE USED ONLY WITH THEIR SPECIFIED IGNITER PLUG AND IGNITER PLUG BOSS FOR CORRECT IMMERSION DEPTH. IF THE CLASSIFIED SPACERS ARE DAMAGED OR CAN NOT BE FOUND, THE CLASSIFIED SPACER THICKNESS MUST BE CALCULATED.
(b) Remove the igniter plug (4) from the igniter plug boss (2) on the diffuser case.
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(2) If it is necessary to remove the igniter plug boss (2) and the
classified spacers (1), do these steps:
(a) Remove the igniter plug boss (2) and the classified spacers (1).
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(b) Measure the removed classified spacers (1), igniter plug boss (2) and key washer (3) as shown in Fig. 401, Dimension A.
NOTE: Make a note of the measured value for reference when you
____ assemble the igniter plugs. Use the measured value to adjust the thickness of the classified spacers if it is necessary.
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