74-21-01
ALL ú ú C02 Page 608 ú Mar 12/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
S 866-024-C00
(15) If the left ignition system lead was removed, close this circuit breaker and remove the DO-NOT-CLOSE tag:
(a) P6 Load Control Center:
1) L IGN
S 866-025-C00
(16) If the right ignition system lead was removed, close this circuit breaker and remove the DO-NOT-CLOSE tag:
(a) P6 Load Control Center:
1) R IGN
S 416-018-C00
WARNING: OBEY THE INSTRUCTIONS IN AMM 78-31-00/201 WHEN YOU CLOSE THE
_______ THRUST REVERSER. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURY TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR.
(17)
Close the right and left thrust reverser (AMM 78-31-00/201).
S 416-020-C00
(18)
Close the right and left fan cowl panel (AMM 71-11-02/201).
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74-21-01
ALL ú ú C02 Page 609 ú Nov 12/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
IGNITION LEAD - APPROVED REPAIRS
________________________________
TASK 74-21-01-308-001-C00
1. Repair Procedure
________________
A. General
(1) This procedure gives the repair instructions for chafe guards on the Type 3 and 4 ignition leads.
(a) Fill the cut or torn chafe guards with sealant.
BRAIDED AIR INLET THREADED
CONDUIT ADAPTERCONNECTOR
BRAZE GUARD
JOINT (EXAMPLE)
REPAIR CHAFE GUARD
G-M56-MM-0194(1)-01-C
Ignition Lead Repair Figure 801 (Sheet 1)
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74-21-01
ú ú C01 Page 801 ú Jul 15/97
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
LARGE SNAP RING
CERAMIC INSULATOR
SOCKET CONTACT
SMALL SNAP RING
IGNITION LEAD CONTACT
G-M56-MM-02949(1)-C-00M
SOLDER WITH STANDARD SOLDER
B14-10 WIRE TERMINAL
MATERIAL: 3/32 INCH DRILLROD
(2.4 mm)
SOCKET CONTACT GAGE PIN
G-M56-MM-0239(1)-00-C
Ignition Lead Repair
Figure 801 (Sheet 2)
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74-21-01
ú ú C01 Page 802 ú Nov 15/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
0.055 INCH (1.397 mm) MINIMUM
SEAL SILICONE
SEE A B
CERAMIC INSULATOR
CONTACT REPAIR SEE B OUTLET COOLING AIR
SILICONE SEAL CHAMFERED WHITE RETAINING RING INSULATOR CERAMIC
CONTACT NUT COUPING COLLAR
ASSEMBLY CAGED SPRING ENGINES PRE-SB 74-009
A
SEE B OUTLET COOLING AIR COLLAR
RING RETAINING CERAMIC INSULATOR
SEAL SILICONE SYMMETRICAL BLUE A ASSEMBLY SPRING CAPTIVE NUT COUPING CONTACT ENGINES POST-SB 74-009 1093233-02-A 1077521-02-B
Figure 801 (Sheet 3) Ignition Lead Repair
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74-21-01
ú ú C01.1 Page 803 ú Jul 12/02
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