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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

C.
D.
E.
F.
757
MAINTENANCE MANUAL

 (b)  
Electronic Stroboscope - Type 1531-AB
 Genrad, Inc., EMT Electronic Test Mfg. Group
 300 Barker Ave.
 Concord, MA 01742

 (c)  
Slip-Sync Stroboscope - Strobex Model 109
 Chadwick-Helmuth Co., Inc.
 111 East Railroad Ave.
 Monrovia, CA 91016

 (d)  
Stroboscope - Ametek Model 1965 Ametek, Inc., Mansfield and Green Div. 8600 Sommerset Drive Largo, FL 34643 or stroboscope with equivalent operating features capable of measuring a minimum of 11,000 RPM

Consumable Materials
 (1)
G00294 Masking Tape, Permacel No. 76References

 (1)  
24-22-00/201, Electrical Power

 (2)  
29-11-00/201, Main (Left, Right and Center) Hydraulic Systems

 (3)
32-00-15/201, Main Gear Door LocksAccess

 (1)  
Location Zone 198 Wing to Body - Aft Lower Half (Right)

Do the RAT Hydraulic Pump and Drive System Test.
 S 865-158
 WARNING:_______OBEY THE INSTALLATION PROECEDURE FOR THE DOOR LOCKS. FAST MOVEMENT OF THE DOORS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT IF THE LOCKS ARE NOT INSTALLED CORRECTLY.
 (1)  
Open the landing gear doors and install the door locks (AMM 32-00-15/201).

 S 865-159

 (2)  
Supply electrical power (AMM 24-22-00/201).

 S 865-160

 (3)  
Remove the pressure from the right and center hydraulic system reservoirs (AMM 29-11-00/201).

 S 015-164

 (4)  
Remove the access panel for the ground manual switch from the fairing on the aft bulkhead of the right wheel well.

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
 S 865-165
 WARNING: MAKE SURE ALL PERSONS AND EQUIPMENT ARE CLEAR OF THE RAT AND
_______ THE RAT COMPARTMENT DOOR. FAST MOVEMENT OF THE RAT AND THE DOOR CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (5)  
Hold the RAT ground manual switch in the down (deploy) position until the RAT moves to the fully extended position.

 S 985-166

 (6)  
Make sure the internal lock of the deployment actuator stops the movement of the RAT when you push the RAT forward with your hand.

 NOTE: This is a check that the RAT is locked in the extended
____
 position.

 S 865-168
 (7)  Open the following circuit breakers on the P6 panel and install the RAT circuit breaker lock set:
 (a)  
6F1, RAT MAN PWR or RAT MAN

 (b)  
6F2, RAT MAN CONT

 S 865-169
 (8)  Open these circuit breakers on the P11 panel and install the RAT circuit breaker lock set:
 (a)  
　
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