R (3) Fully loosen the screw (7) and remove the V-clamp (3).

 (4) Remove the actuator (2) from the LP fuel valve (5) and discard the O-ring (4).
 1EFF : ALL 1 28-24-51Page 406 1 1 Feb 01/02 1 1 1CES 1 TASK 28-24-51-400-001

 Installation of the LP Fuel Valve Actuator
 WARNING : MAKE SURE THAT THE FLIGHT CONTROL SAFETY-LOCKS AND THE WARNING
_______
 NOTICES ARE IN POSITION.

 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 safety barriers
 No specific warning notice
 No specific access platform 3.2 m (10 ft. 6 in.)

R No specific Torque Wrench : range 0.00 to 1.20 m.daN
R (0.00 to 9.00 lbf.ft)

 B. Consumable Materials
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 04-012 USA VV-P-236 PURE MINERALVASELINE OR PETRO- LATUM (Ref. 20-31-00) Material No. 11-026 GB DEF-STAN 68-148/1 SOLVENT GENERAL PURPOSE (Ref. 20-31-00) Material No. 19-003 USA AMS 3819 LINT-FREE COTTON CLOTH (Ref. 20-31-00)
 C. Expendable Parts
 -------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
O-ring 28-24-41 01 -010
 1EFF : ALL 1 28-24-51Page 407 1 1 May 01/05 1 1 1CES 1

 D. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
12-11-28-650-003 Pressure Refuel with Automatic Control
 27-80-00-866-004 Extending the Slats on the Ground R 28-00-00-200-002 Dimensional Inspection of the Dowel (Anti-Rotation) R on Twin Motor Actuators
 28-00-00-910-001 Fuel Safety Procedures
 28-24-00-720-001 Functional Test of the LP Fuel Shut Off Valves
 28-25-00-650-001 Pressure Defuel
 28-25-00-869-001 Fuel Transfer
 57-41-37-000-003 Removal of the Access Panel 522AT(622AT)
 57-41-37-400-003 Installation of the Access Panel 522AT(622AT)
 28-24-51-991-001 Fig. 401
 28-24-51-991-002 Fig. 402

 3. Job Set-up
__________
 (Ref. Fig. 401/TASK 28-24-51-991-001, 402/TASK 28-24-51-991-002)
 Subtask 28-24-51-941-053
 A. Safety Precautions
 WARNING : OBEY THE FUEL SAFETY PROCEDURES.
_______
 (1)
 You must obey the fuel safety procedures (Ref. TASK 28-00-00-910-001) when you do work in a fuel tank.

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

 (3)
 Make sure that the warning notice is in position to tell persons not to operate the slats.

 Subtask 28-24-51-860-052
 B. Aircraft Maintenance Configuration
 (1)
 Make sure that the slats are fully extended (Ref. TASK 27-80-00-866-004).

 (2)
 Make sure that the access platform is below the applicable access panel 522AT(622AT).

 1EFF : ALL 1 28-24-51Page 408 1 1 Nov 01/03 1 1 1CES 1 1EFF : ALL 1 28-24-51Page 409 1 1 Nov 01/03 1 1 1CES 1

 (3) Make sure that the applicable access panel 522AT(622AT) is removed (Ref. TASK 57-41-37-000-003).
 (4) Make sure that the LOCKING TOOL - FLAP/SLAT CONTROL LEVER is on the slat/flap control lever.
 Subtask 28-24-51-865-052
 C. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
 -------------------------------------------------------------------------------
PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
FOR 9QG 49VU FUEL/LP VALVE/MOT1/ENG1 49VU FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1 121VU FUEL/LP VALVE/MOT2/ENG1 121VU FLIGHT CONTROLS/SLT/CTL/SYS2 FOR 10QG 49VU FUEL/LP VALVE/MOT1/ENG2 49VU FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1 121VU FUEL/LP VALVE/MOT2/ENG2 121VU FLIGHT CONTROLS/SLT/CTL/SYS2  1QG 5CV 3QG 7CV 2QG 5CV 4QG 7CV  A08B06M25R21A09B06M26R21
　
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