(2)
 Examine the RAT doors for cracks, corrosion and any other damage.

 (3)
 Make sure that the RAT and its related components are correctly attached.

 (4)
 Make sure that all the lockwire and the cotter pins are in the correct condition.

 (5)
 Examine the RAT and its related components for cracks, corrosion and any other damage.

 (6)
 Turn the turbine blades manually and make sure that they turn freely.

R 1EFF : 001-049, 051-061, 101-105, 201-203, 1 29-22-51Page 603 1 1 Config-1 May 01/05 1 1 1CES 1

 Ram Air Turbine
 Figure 601/TASK 29-22-51-991-008

R 1EFF : 001-049, 051-061, 101-105, 201-203, 1 29-22-51Page 604 1 1 Config-1 May 01/05 1 1 1CES 1

 (7) The turbine blades must have a minimum clearace of 13 mm (0.5118 in.) to the LH door and approximately 25 mm (0.9842 in.) to the RH door.
 NOTE : Measure between the turbine blade tip and the door tip (not
____
 the door seal).

 (8)
 If the clearances between the turbine blades and the door tips are not correct, adjust the RAT doors (Ref. TASK 29-22-00-820-001).

 (9)
 Pressurize the Blue hydraulic system (Ref. TASK 29-10-00-863-003).

 (10)
 Make sure that the hydraulic connections of the RAT and its related components do not leak.

 (11)
 Make sure that the filter indicator (5) of the RAT has not popped out. If the filter indicator (5) has popped out, replace the filter element (Ref. TASK 29-22-51-000-004) (Ref. TASK 29-22-51-400-004).

 5. Close-up
________ Subtask 29-22-51-865-057
 A. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 2801GE, 2803GE, 6XE
 Subtask 29-22-51-860-074
 B. Put the aircraft back to the serviceable condition.
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Retract the RAT (Ref. TASK 29-22-00-869-002).

 (3)
 Depressurize the Blue hydraulic system (Ref. TASK 29-10-00-864-003).

 (4)
 Remove the warning notice(s).

 (5)
 Close the access door 197EB

 (6)
 Close the left main door of the main gear (Ref. TASK 32-12-00-410-001).

 (7)
 Remove the safety barriers.

R 1EFF : 001-049, 051-061, 101-105, 201-203, 1 29-22-51Page 605 1 1 Config-1 May 01/05 1 1 1CES 1R **ON A/C 062-099, 106-149, 151-199, 204-299, 301-399, 401-499,

 TASK 29-22-51-200-003
 Detailed Visual Inspection of the Ram Air Turbine-Assembly and the Doors in the Deployed Position WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU
_______
 START A TASK ON OR NEAR:

 -
THE FLIGHT CONTROLS

 -
THE FLIGHT CONTROL SURFACES

 -
THE LANDING GEAR AND THE RELATED DOORS

 -COMPONENTS THAT MOVE. WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROL SURFACES ARE
_______
 CLEAR BEFORE YOU PRESSURIZE/DEPRESSURIZE A HYDRAULIC SYSTEM.

 WARNING : MAKE SURE THAT THE CONTROLS AGREE WITH THE POSITION OF THE ITEMS THEY
_______
 OPERATE BEFORE YOU PRESSURIZE A HYDRAULIC SYSTEM.

 WARNING : MAKE SURE THAT THE RAT TRAVEL RANGE IS CLEAR BEFORE YOU
_______
 EXTEND/RETRACT THE RAT.

 WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______
 GEAR.

 1.
 Reason for the Job

__________________
 Refer to the MPD TASK: 292251-02

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s)
 No specific safety barriers
 No specific warning notice(s)

R 1EFF : 062-099, 106-149, 151-199, 204-299, 1 29-22-51Page 606 1301-399, 401-499, 1Config-1 Aug 01/05 1 1 1CES 1

 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
29-00-00-864-001 Put the Related Hydraulic System in the Depressurized Configuration before Maintenance Action 29-10-00-863-003 Pressurize the Blue Hydraulic System with a Ground
 Power Supply 29-10-00-864-003 Depressurize the Blue Hydraulic System 29-22-00-820-004 Adjustment of the RAT Doors 29-22-00-869-005 Extension of the Ram Air Turbine (RAT) on the Ground 29-22-00-869-006 Retraction of the Ram Air Turbine (RAT) on the Ground 29-22-51-680-003 Draining of the Ram Air Turbine Oil Drain Tank 32-12-00-010-001 Open the Main Gear Doors for Access 32-12-00-410-001 Close the Main Gear Doors after Access 29-22-51-991-028 Fig. 602
　
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