(d)
Remove the wiring harness from the engine fan case.
(e)
Install the dust caps on all the open connectors.
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J2
3:00 O'CLOCK A B C D E F H J K NO.S FLANGE
CONTROL MANAGEMENT POWER
SEE A UP IGNITION EXCITERS
CLAMPSSEE B
12:00 O'CLOCK VIEWED DOWN
UP
ACCESSORY GEARBOX
SPEED SENSOR TO
A
TRANSFER
THE N2 CONTROL GEARBOX
ALTERNATOR
9:00 O'CLOCK
FWD
B
Speed Sensor Cable Installation for the N2 Control Alternator Figure 402
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TASK 73-21-06-404-007-C00
4. Wiring Harness for the Control Parameter Installation_____________________________________________________
A. General
(1) For this procedure the wiring harness cable connector will be referred to as the cable connector.
B. Equipment
(1) Pliers - padded jaw - connector type 8498-03
C. References
(1) AMM 71-11-02/201, Fan Cowl Panels
D. Access
(1)
Location Zones
502/602 Left Fan Cowl Panels
503/603 Right Fan Cowl Panels
506 Engine No. 1 - Fan Frame
606 Engine No. 2 - Fan Frame
(2)
Access Panels
5737L Engine No. 1 - Right Fan Cowl Panel
5746L Engine No. 1 - Left Fan Cowl Panel
5837R Engine No. 2 - Right Fan Cowl Panel
5846R Engine No. 2 - Left Fan Cowl Panel
E. Procedure
S 424-008-C00
(1) Do these steps to install the wiring harness (Fig. 401):
(a)
Put the end of the wiring harness, with three connectors, along the flange J of the lower right side of the engine fan case.
(b)
Put the remainder of the cable, with one connector, between the flange J and K on the lower left side of the fan case and to the upper aft end of the MEC.
CAUTION: CAREFULLY ALIGN THE CONNECTOR KEY WITH THE RECEPTACLE
_______ KEYWAY BEFORE YOU CONNECT IT TO PREVENT DAMAGE. MOVE ALL OF THE LOOSE CABLE ALONG THE CABLE. DO NOT PERMIT THE CABLE SHEATH TO TOUCH THE ADJACENT COMPONENTS. DO NOT TWIST THE SHEATH BY MORE THAN 180 DEGREES. IF YOU DO NOT OBEY THIS PRECAUTION, DAMAGE TO THE EQUIPMENT CAN OCCUR.
(c) Install the electrical connectors with the procedure that follows: 1) Remove the dust caps. 2) Engage the connector with its mating receptacle.
a) Turn the knurled coupling ring while you move the back shell assembly back and forth.
3) After you fully engage the connector with your hand, tighten the coupling ring with a pair of padded-jaw connector pliers.
4) Make sure the connector is fully engaged. a) Movement of the connector is not permitted.
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
(d)
Install the PLA connector on the MEC.
