(2)
 Make sure that the RAT extends.

R 1EFF : 001-049, 051-061, 101-105, 201-203, 1 29-22-00Page 202 1 1 Config-1 May 01/05 1 1 1CES 1

 RAT Control
 Figure 201/TASK 29-22-00-991-003

R 1EFF : 001-049, 051-061, 101-105, 201-203, 1 29-22-00Page 203 1 1 Config-1 May 01/05 1 1 1CES 1

 TASK 29-22-00-869-002

 Retraction of the Ram Air Turbine (RAT) on the Ground 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 GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______ GEAR.
 1.
 Reason for the Job

__________________
 To retract the RAT after a maintenance or test procedure

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific safety barriers No specific warning notices 98D29207542000 1 SAFETY DEVICE - RAT
R 1EFF : 001-049, 051-061, 101-105, 201-203, 1 29-22-00Page 204 1 1 Config-1 May 01/05 1 1 1CES 1

 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied from the External Power 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 29-22-00-860-001 Installation of the Safety Device of the Ram Air
 Turbine 29-22-00-860-002 Removal of the Safety Device of the Ram Air Turbine 29-22-00-991-003 Fig. 201
 3. Job Set-up
__________
 Subtask 29-22-00-860-066
 A. Aircraft Maintenance Configuration
 (1)
 Make sure that the warning notices are in position.

 (2)
 Make sure that the safety barriers are in position.

 (3)
 Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).

 (4)
 Pressurize the Blue hydraulic system (Ref. TASK 29-10-00-863-003).

R 1EFF : 001-049, 051-061, 101-105, 201-203, 1 29-22-00Page 205 1 1 Config-1 May 01/05 1 1 1CES 1 Subtask 29-22-00-865-054

 B. Make sure that this(these) circuit breaker(s) is(are) closed:
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
R  **ON A/C 001-049, 051-061, 101-102, 201-202,
R  121VU HYDRAULIC/RAT/CTL **ON A/C 103-105, 203-203,
R  121VU HYD/RAT/CTL **ON A/C 001-049, 051-061, 101-105, 201-203,
 Subtask 29-22-00-010-054 C. Open the access door 197EB. 4. Procedure_________ (Ref. Fig. 201/TASK 29-22-00-991-003) Subtask 29-22-00-860-065 A. Retraction of the RAT on the Ground

2801GE P32
2801GE P32
NOTE : Make sure that a second person examines the retraction of the RAT.
____
 (1)
 Open the door of the ground RAT control-unit 2815GE.

 (2)
 Set the ARM switch on the ground RAT control-unit 2815GE to the ON position.

 (3)
 Manually set the blades of the RAT in line with the leg assembly. NOTE : Make sure that the rod of the index lock mechanism is exactly

____
 in line with the groove on the turbine spin.

R 1EFF : 001-049, 051-061, 101-105, 201-203, 1 29-22-00Page 206 1 1 Config-1 May 01/05 1 1 1CES 1

 (4) Set the STOW switch on the RAT ground control-unit to the STOW position.
 WARNING : MAKE SURE THAT THE RAT TRAVEL RANGE IS CLEAR BEFORE YOU
_______
 EXTEND/RETRACT THE RAT.

 (5)
 Make sure that the RAT retracts.

 (6)
 Make sure that the red warning light on the RAT ground control-unit goes off.

 (7)
 Push and hold the test pushbutton switch on the RAT ground control-unit.

 (8)
 Make sure that the red warning light comes on.
　
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