32-41-00
 ALL  ú ú 01A Page 509 ú Sep 20/98
 
A

757 MAINTENANCE MANUAL
 S 495-075
 WARNING: USE THE PROCEDURE IN AMM 32-00-15/201 TO INSTALL THE DOOR
_______ LOCKS. THE DOORS OPEN AND CLOSE QUICKLY AND CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (2)  
Open the doors for the main landing gear and install the door locks (AMM 32-00-15/201).

 S 715-072

 (3)  
Do the steps that follow to do the test:

 (a)  
Put chocks on the wheels.

 (b)  
Release the parking brake.

 (c)  
Turn on the left hydraulic system ACMP (AMM 29-11-00/201).

 (d)  
Push the manual override button on the landing gear control panel and move the landing gear handle to the UP position.

 (e)  
Look at the wear indicator on each brake to make sure that hydraulic pressure has applied (brake has set).

 (f)  
Move the landing gear control handle to the DN position.

 (g)  
Look at the wear indicators on each brake to make sure that the brakes have released.

 (h)  
Turn off the left hydraulic system ACMP (AMM 29-11-00/201).

 S 865-012
 (4)  
Remove electrical power if it is not necessary (AMM 24-22-00/201).

 S 865-013

 (5)  
Remove the pressure from the left and right hydraulic systems (AMM 29-11-00/201).

 TASK 32-41-00-825-014
 6. Adjustment - Hydraulic Brake System (Fig. 502)
___________________________________
 A. General
 (1)  
This procedure gives instructions to adjust the hydraulic system to its proper operating condition.

 B.
Equipment

 (1)  
Rig Pins from Set B20003-XX (AMM 20-10-24/201):

 (a)  
LGB1 - P/N B20003-28

 (b)  
LGB2 - P/N B20003-28

 (c)  
LGB3 - P/N B20003-TBD

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 ú ú  ú 01A.101 ú   Page 510Sep 28/02 

A 757 MAINTENANCE MANUAL
 ú (d) LGB3 - P/N B20003-28. ú (e) LGB4 - P/N B20003-XX
 (f)  
R1A - P/N B20003-26

 (g)  
R1B - P/N B20003-26

 (2)  
Protractor, A27021-29 or 4MIT65B80307.1

 (3)  
Cable Tensiometer - 0 to 250 pounds

 C.
References

 (1)  
AMM 29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems

 (2)  
AMM 32-00-15/201, Landing Gear Door Locks

 (3)  
AMM 32-00-20/201, Landing Gear Downlocks

 D.
Access

 (1)  
Location Zones
 211 Control Cabin, Left
 212 Control Cabin, Right
 731 Landing Gear Left
 741 Landing Gear Right

 E.
Procedure

 S 865-015
 (1)  
Make sure that internal and external airplane temperatures are within |10°F while you rig the cables, and are stable for a period of one hour before you rig the cables.

 S 495-076

 (2)  
Make sure that the downlocks are installed in the nose and main landing gear (AMM 32-00-20/201).

 S 495-077
 WARNING: USE THE PROCEDURE IN AMM 32-00-15/201 TO INSTALL THE DOOR
_______ LOCKS. THE DOORS OPEN AND CLOSE QUICKLY AND CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (3)  
Open the doors for the landing gear and install the door locks (AMM 32-00-15/201).

 S 865-016

 (4)  
Release the parking brake.

 S 865-017

 (5)  
Remove the pressure from the left and right hydraulic system and reservoirs (AMM 29-11-00/201).

 S 825-019

 (6)  
Adjust the brake system mechanism linkage.

 (a)  
Install rig pins R1A, R1B (Detail C).

 NOTE: Install the rig pins through both pedal arms and both
____ sides of the brake/rudder pedal housing.
 

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A 757 MAINTENANCE MANUAL
 (b)  
Remove the access cover from the aft face of the Captain's and First Officer's brake/rudder pedal housing (Fig. 502).

 (c)  
Remove the brake bus input rods (4 locations) from the Captain's and First Officer's brake/rudder pedal mechanism.
　
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