(2)
24-22-00/201, Electrical Power - Control
(3)
AMM 27-81-00/201, LE Slat System - Maintenance Practices
(4)
29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems
(5)
32-00-15/201, Landing Gear Door Locks
(6)
32-00-20/201, Landing Gear Downlocks
(7)
78-31-00/201, Thrust Reverser System
D. Access
(1) Location Zones 193/194 Wing to Body - Forward Lower Half 211/212 Control Cabin 510/610 Wing Leading Edge - Forward of Front Spar and Inboard
of Nacelle Strut 520/620 Wing Leading Edge - Forward of Front Spar and
Outboard of Nacelle Strut 730/740 Left and Right Main Landing Gears and Doors 732/742 Left and Right Main Landing Gear Wheel Well
(2) Access Panels 511HB/611HB Main and Auxiliary Track Roller Lubrication 521KB/621KB LE Slat Drive Mechanism, Tracks, Rollers
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757 MAINTENANCE MANUAL
E. Prepare for the Lubrication
S 043-188
WARNING: DO THE THRUST REVERSER DEACTIVATION PROCEDURE TO PREVENT THE
_______ OPERATION OF THE THRUST REVERSER. ACCIDENTAL OPERATION OF THE THRUST REVERSER CAN CAUSE INJURY TO YOU OR DAMAGE TO EQUIPMENT.
(1)
Do this procedure: Thrust Reverser Deactivation for Ground
Maintenance (Ref 78-31-00/201).
S 213-187
(2)
Make sure the trailing edge (TE) flaps and LE slats are fully extended (AMM 27-81-00/201).
S 863-189
(3)
Make sure the flap control lever is in the 30-unit detent.
S 863-190
(4)
Install a DO-NOT-OPERATE tag on the flap control lever.
S 483-191
(5)
Make sure the downlocks are installed on the nose and main landing gear (Ref 32-00-20/201).
S 483-192
WARNING:_______USE AMM 32-00-15/201 TO INSTALL THE DOOR LOCKS. THE DOORS OPEN AND CLOSE QUICKLY AND CAN CAUSE INJURIES TO PERSONS OR DAMAGE TO EQUIPMENT.
(6)
Open the doors for the main landing gear and install the door locks (Ref 32-00-15/201).
S 863-193
(7)
Remove the pressure from the left hydraulic system
(Ref 29-11-00/201).
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757
MAINTENANCE MANUAL
S 483-194
(8) Install a PDU lock in the TE flap PDU at the forward bulkhead of the left main gear wheel well (Fig. 307).
S 863-195
(9) Open these circuit breakers on the overhead panel, P11, and attach DO-NOT-CLOSE tags: (a) 11B18, WARN ELEX B (b) 11D31, HYDRAULICS PTU CONT (c) 11J33, WARN ELEX A
S 863-196
(10) Open this circuit breaker on the P11 panel and install circuit breaker lock (B27065-1):
(a) 11H23, FLAP/SLAT ALTN DR SHUTOFF ARM
S 863-197
(11) Open these circuit breakers on the main power distribution panel, P6, and install circuit breaker locks (B27020-25):
(a)
6D20, ALTN SLAT PWR
(b)
6D23, ALTN FLAP PWR
S 013-198
(12) Remove the applicable access panels that follow (Ref 06-44-00/201):
NOTE: It is possible that some of the lube points can be
____ reached through the access doors.
(a)
511HB/611HB Main and Auxiliary Track Roller Lubrication
(b)
521KB/621KB LE Slat Drive mechanism, Tracks, Rollers
S 643-199
(13) Lubricate the slat loss sensor guide tube for the outboard slats as shown in Fig. 306 or for the inboard slats as shown in Fig. 306A.
NOTE: If you pull the cable during lubrication, a LE SLAT ASYM
____ message will be shown on the EICAS computer. Do not pull the cable if it is not necessary.
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