(20)
 Connect the electrical connector (3).

 (21)
 Apply SEALANTS (Material No. 09-019) to the electrical bonding connection.

 Subtask 29-23-51-865-051
 B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1801GL
 Subtask 29-23-51-710-050
 C. Test WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROL SURFACES
_______ ARE CLEAR BEFORE YOU PRESSURIZE/DEPRESSURIZE A HYDRAULIC SYSTEM.
 (1)
 Pressurize the reservoir of the Green hydraulic system (Ref. TASK 29-14-00-614-002).

 (2)
 Pressurize the Green hydraulic system (Ref. TASK 29-10-00-863-001).

R 1EFF : 001-049, 051-058, 101-101, 1 29-23-51Page 409 1 1 May 01/05 1 1 1CES 1

 (3)
 Do the operational test of the Power Transfer Unit (PTU) (Ref. TASK 29-23-00-710-003).

 (4)
 Examine the connections of the solenoid valve and make sure that there are no leaks.

 (5)
 Depressurize the Green hydraulic system (Ref. TASK 29-10-00-864-001). Subtask 29-23-51-869-050

 D.
 Check of the Torque Value of the Bolts

 (1)
 Do a check and if necessary torque the bolts (9) again to between 1.6 and 1.8 m.daN (11.79 and 13.27 lbf.ft).

 (2)
 Safety the bolts (9) with lockwire, corrosion resistant steel dia.

 0.8 mm (0.032 in.).
 5. Close-up
________ Subtask 29-23-51-860-051
 A. Put the aircraft back to the serviceable condition.
 (1)
 Remove the container.

 (2)
 Connect the isolation coupling of the PTU (Ref. TASK 29-23-00-860-002).

 (3)
 Remove the warning notice(s).

 (4)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (5)
 Close the main door of the main gear (Ref. TASK 32-12-00-410-001).

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 Removal of the Solenoid Valve 3012GL of the Power Transfer Unit
 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
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific blanking caps No specific blanking plugs No specific circuit breaker(s) safety clip(s) No specific warning notices No specific container 1.0 l (0.2641 USgal)
 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
20-23-21-911-001  Removal/Installation of the Bobbins from their Housings and Installation of O-rings, Square Seals, and Back-up Rings on the Bobbins
 29-00-00-864-001  Put the Related Hydraulic System in the Depressurized
 Configuration before Maintenance Action 29-00-00-910-002 Safety Procedures of the Hydraulic System 29-14-00-614-001 Depressurization of the Hydraulic Reservoirs 29-23-00-860-001 Disconnection of the Isolation Coupling of the Power
 Transfer Unit (PTU) 32-12-00-010-001 Open the Main Gear Doors for Access 29-23-51-991-001 Fig. 401
R 1EFF : 001-049, 051-058, 101-101, 1 29-23-51Page 411 1 1 May 01/05 1 1 1CES 1

 3. Job Set-up
__________ Subtask 29-23-51-860-052
 A. Aircraft Maintenance Configuration
 WARNING : OBEY THE HYDRAULIC SAFETY PROCEDURES.

_______
 (1)
 Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002).

 (2)
 Open one main door of the main gear (Ref. TASK 32-12-00-010-001).

 (3)
 Make sure that the Yellow hydraulic system is depressurized and put it in the maintenance configuration. (Ref. TASK 29-00-00-864-001).

 (4)
 Depressurize the reservoir of the Yellow hydraulic system (Ref. TASK 29-14-00-614-001).

 (5)
 Put the warning notices in position to tell persons not to pressurize the Yellow hydraulic system:

 -In the cockpit on the hydraulic section 40VU of the overhead panel,
 -On the ground service panel of the Yellow hydraulic system.
　
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