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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
(2) Penetrating Oil - CP 2162 (AMM 70-10-01/201).
C. References
(1)
AMM 70-10-01/201, Consumable Materials
(2)
AMM 71-11-02/201, Fan Cowl Panels
(3)
AMM 74-00-00/501, Ignition
(4)
AMM 78-31-00/201, Thrust Reverser System
D. Access
(1)
Location Zones 503 Engine No. 1 - Forward Side of the Accessory Gearbox at the 9 o'clock position 504 Engine No. 1 - Forward Side of the Accessory Gearbox at the 9 o'clock position 505 Engine No. 1 - Forward Side of the Accessory Gearbox at the 9 o'clock position 502 Engine No. 1 - Forward Side of the Accessory Gearbox at the 9 o'clock position 603 Engine No. 2 - Forward Side of the Accessory Gearbox at the 9 o'clock position 604 Engine No. 2 - Forward Side of the Accessory Gearbox at the 9 o'clock position 605 Engine No. 2 - Forward Side of the Accessory Gearbox at the 9 o'clock position
602 Engine No. 2 - Forward Side of the Accessory Gearbox at the 9 o'clock position
(2)
Access Panels
5737L Engine No. 1 - Right Fan Cowl Panel
5738L Engine No. 1 - Left Thrust Reverser
5739L Engine No. 1 - Right Thrust Reverser
5746L Engine No. 1 - Left Fan Cowl Panel
5837R Engine No. 2 - Right Fan Cowl Panel
5838R Engine No. 2 - Left Thrust Reverser
5839R Engine No. 2 - Right Thrust Reverser
5846R Engine No. 2 - Left Fan Cowl Panel
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
E. Procedure
S 864-010-C00
(1) If the left ignition system igniter was removed, make sure this circuit breaker is open:
(a) P6 Load Control Center
1) L IGN
S 864-011-C00
(2) If the right ignition system igniter was removed, make sure this circuit breaker is open:
(a) P6 Load Control Center
1) R IGN
S 434-012-C00
(3) Do these steps to prepare to install the Type 3 and Type 4 spark igniter (Fig. 401):
(a) Remove the dust caps from the adapter boss and ignition lead.
CAUTION: BEFORE YOU INSTALL THE SPARK IGNITER OR IGNITION LEAD,
_______ MAKE SURE YOU ALIGN THE COMBUSTION CHAMBER FERRULE WITH THE IGNITER BOSS. DAMAGE TO THE SPARK IGNITER CAN OCCUR DURING THE INSTALLATION.
(b)
Make sure the combustion chamber ferrule and spark igniter boss is aligned. 1) Put a small plastic drift of .375 inch (9.58 mm) maximum
diameter through the spark igniter boss and into the ferrule.
(c)
If you do not align the ferrule and it is not easy to move, apply penetrating oil (CP2162) to loosen it. 1) Use the drift to align the ferrule.
S 424-013-C00
(4) Do these steps to install the Type 3 spark igniter:
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////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
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