(2)  
AMM 78-31-00/201, Thrust Reverser System

 C. Access
 (1)  Location Zones
 504 Left Engine - Left Side
 604 Right Engine - Left Side

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù.
 9 PROBE EGT SYSTEM (RIGID MOUNT) ú  77-21-01
 ú CONFIG 2 ú C02 Page 406 ú Mar 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
(2)  Access Panels
 5738L Left Thrust Reverser - Left Engine
 5838R Left Thrust Reverser - Right Engine

 D. Prepare to Remove the Left EGT Harness and Probes
 S 864-081-C02
 (1)  AIRPLANES WITHOUT EIS;
 For the applicable engine, open these circuit breakers and attach
 DO-NOT-CLOSE tags:

 (a)  P6 Overhead Circuit Breaker Panel
 1) EGT IND ENG 1
 2) EGT IND ENG 2

 S 864-082-C02
 (2)  AIRPLANES WITH EIS;
 For the applicable engine, open these circuit breakers and attach
 DO-NOT-CLOSE tags:

 (a)  P6 Overhead Circuit Breaker Panel
 1) EIS PRI 2
 2) EIS PRI 4

 S 864-084-C02
 WARNING:_______YOU MUST DO A DEACTIVATION OF THE THRUST REVERSER. IF YOU DO
 NOT, THE THRUST REVERSER CAN MOVE AND CAUSE INJURY TO PERSONS
 AND DAMAGE TO THE EQUIPMENT.

 (3)  
Do the deactivation procedure for the thrust reverser
 (AMM 78-31-00/201).

 S 014-085-C02

 (4)  
Open the left fan cowl panels (AMM 71-11-02/201).

 S 014-086-C02
 WARNING: OBEY THE INSTRUCTIONS IN AMM 78-31-00/201 WHEN YOU OPEN THE
_______
 THRUST REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURY
 TO PERSONS OR DAMAGE TO THE EQUIPMENT CAN OCCUR.

 (5)  Open the left thrust reverser (AMM 78-31-00/201).
 E. Remove the Left EGT Harness and Probes
 S 024-028-C02
 CAUTION: DO NOT BEND OR MAKE A KINK IN THE EGT HARNESSES AND PROBES.
_______
 YOU CAN EASILY CAUSE DAMAGE TO THE EGT HARNESSES AND PROBES.

 (1)  Do these steps to disconnect the EGT harness (Fig. 402):
 (a)  Remove the bolt, the nut, and the clamp half that attaches the harness to the engine bracket at two locations.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù.
 9 PROBE EGT SYSTEM (RIGID MOUNT) ú  77-21-01
 ú CONFIG 2 ú C03 Page 407 ú Mar 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
SEE  A 
LEFT EGT 
HARNESS 
AND PROBES 
SEE  B 
LEFT JUNCTION BOX 
PROBE NO. 6 
PROBE NO. 5 

PROBE NO. 4
A
Left EGT Thermocouple Harness and Probe Installation
Figure 402 (Sheet 1)

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù.
 9 PROBE EGT SYSTEM (RIGID MOUNT) ú 77-21-01
 ú CONFIG 2 ú C01 Page 408 ú Mar 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////

B

Left EGT Thermocouple Harness and Probe Installation
Figure 402 (Sheet 2)

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù.
 9 PROBE EGT SYSTEM (RIGID MOUNT) ú 77-21-01
 ú CONFIG 2 ú C01 Page 409 ú Mar 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
　
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