757
MAINTENANCE MANUAL

RAM AIR 
TURBINE 
(RAT) 
SEE  A  DEPLOYMENT ACTUATOR 
TOP  FOR THE RAM AIR 
ATTACHMENT  TURBINE 
SEE  C  SEE  B 

BOTTOM ATTACHMENT
SEE D
RAT STRUT HOUSING
FWD
RAM AIR TURBINE (RAT)
A

Deployment Actuator Installation
Figure 401 (Sheet 1)

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A
757
MAINTENANCE MANUAL

Deployment Actuator Installation
Figure 401 (Sheet 2)

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A

757
MAINTENANCE MANUAL

 S 944-022
 (8)  Install the shipping sleeve on the actuator and place actuator in shipping container.
 TASK 29-21-05-424-009
 3.  Install the Deployment Actuator for the Ram Air Turbine (RAT)_____________________________________________________________
 A. Consumable Materials
 (1)  
D00013 Grease, MIL-G-23827

 (2)  
D00054 Hydraulic System Lubricant - MCS 352

 B.
References

 (1)  
AMM 12-12-01/301, Hydraulic Systems

 (2)  
AMM 12-25-01/301, Exterior Cleaning

 (3)  
AMM 29-21-00/201, Ram Air Turbine (RAT) System

 C.
Access

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

 (2)  
Access Panel
 198MR RAT Compartment

 D.
Install the Deployment Actuator (Fig. 401)

 S 644-025
 CAUTION: DO NOT INSTALL AN ACTUATOR THAT DOES NOT HAVE THE SHIPPING
_______ SLEEVE, P/N 1211233-800, AND IS NOT IN THE SHIPPING CONTAINER, P/N 1211233-801. REFER TO FEDERAL AVIATION ADMINISTRATION (FAA) AIRWORTHINESS DIRECTIVE, AD 99-05-10, FOR COMPLETE INFORMATION ON USA FEDERALLY MANDATED RAT ACTUATOR SHIPPING REQUIREMENTS.
 (1)  
Apply a layer of grease to all of the bushings.

 S 944-023

 (2)  
Remove shipping sleeve from actuator.

 S 434-011

 (3)  
Install the bolt, washer, and bushings to attach the deployment actuator to the actuator support fitting and tighten the bolt as follows:

 (a)  Tighten the bolt to 620-760 pound-inches.
 S 434-012
 (4)  Install the bolt, washers, bushings, and nut to attach the deployment actuator to the RAT strut housing and tighten the nut as follows:
 (a)  Tighten the nut to 630-1070 pound-inches.
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