757
MAINTENANCE MANUAL

 (2)  
AMM 23-51-00/501, Flight Interphone System

 (3)  
AMM 23-51-01/401, Audio Selector Panel

 (4)  
AMM 23-51-02/401, Interphone Speakers

 (5)  
AMM 32-51-01/401, Nose Wheel Steering Tiller and Gearbox Mechanism

 (6)  
AMM 35-11-51/401, Crew Oxygen Mask/Stowage Box

 B. Access
 (1)  Location Zones
 211/212 Control Cabin - Section 41

 C. Procedure - Install the Forward Console (View A, Fig. 401)
 S 424-031
 (1)  
Put the forward console in position on the mounts.

 S 424-072

 (2)  
Install the floor attachment bolts.

 S 424-073

 (3)  
Install the screws that attach the oxygen shutoff valve to the first officer's forward console.

 S 424-037

 (4)  
Install the oxygen valve knob on the first officer's forward console.

 S 414-038

 (5)  
Install the oxygen box (AMM 35-11-51/401).

 S 414-039

 (6)  
Install the interphone speaker (AMM 23-51-02/401).

 (7)
Install the steering tiller (if installed) (AMM 32-51-01/401).

 (8)  
Connect the interphone connectors to the forward console.

 S 414-040
 S 424-074
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A
757 MAINTENANCE MANUAL
 D. Procedure - Install the Center Console (View C, Fig. 401)
 S 424-033
 (1)  Put the center console in position on the mounts.
 NOTE: Be careful not to cause damage to the seal on the forward
____
 edge of the inboard panel.

 S 424-075
 (2)  
Connect the conditioned air supply.

 S 424-076

 (3)  
Install the floor attachment bolts.

 S 424-043

 (4)  
Install the floor outlet (AMM 21-22-01/401).

 S 424-036

 (5)  
Install the velcro strap to attach the outboard panel of the center console to the aft panel of the forward console.

 NOTE: Get access through the opening of the oxygen mask.
____
 S 424-077
 (6)  Connect the interphone connectors to the center console.
 E. Procedure - Install the Aft Console (View B, Fig. 401)
 S 424-055
 (1)  
Put the aft console in position on the mounts.

 S 424-078

 (2)  
Install the floor attachment bolts.

 S 424-079

 (3)  
Install the bolts for the aft and center consoles.

 S 424-080

 (4)  
Connect the connectors for the FMC data base loader to the aft console.

 (5)  
Install the audio selector panel.

 (6)  
Install the gasper air outlet.

 S 414-047
 S 414-048
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 25-15-01
 ALL  ú ú 01 Page 406 ú May 28/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

757 MAINTENANCE MANUAL
 S 414-049
 (7)  Install the floor outlet (AMM 21-22-01/401).
 F. Put the Airplane Back to Its Usual Condition
 S 414-050
 (1)  
Install the flight compartment seats if it is necessary
 (AMM 25-11-01/201).

 S 864-052

 (2)  
Remove the DO-NOT-CLOSE tag and close this circuit breaker on the P37 panel:

 (a)  37E8, FMC DATA BASE LOADER
 S 864-053
 (3)  
Remove the DO-NOT-CLOSE tags and close these circuit breakers on the P11 panel:

 (a)  
11C25, INTERPHONE CAPT FLT AMPL

 (b)  
11C26, INTERPHONE F/O OBS

 (c)  
11G29, INTERPHONE CAPT FLT AMPL

 (d)  
11G30, INTERPHONE F/O OBS

 (4)  
Do a test of the flight interphone system (AMM 23-51-00/501).
　
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