R  Alternate-Brake Servovalve Manifold Filter Detail Figure 404/TASK 32-43-31-991-003
 1EFF : 1 1 1CES  ALL  1 111 32-43-31 Page 417 Nov 01/04

R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
 Subtask 32-43-31-941-053
 A. Safety Precautions
 (1)
 Put the safety barriers in position.

 (2)
 Make sure that the ground safety locks are installed on the landing gear (Ref. TASK 32-00-00-481-001).

 (3)
 On the panel 400VU:

 -make sure that the landing-gear control-lever 6GA is in the DOWN position
 -put a warning notice in position to tell persons not to operate the landing gear.

 (4)
 Put a warning notice on the ground service connection to tell persons not to pressurize the Yellow hydraulic system.

 Subtask 32-43-31-860-053
 B. Aircraft Maintenance Configuration
 (1)
 Make sure that the Yellow hydraulic system has been depressurized (Ref. TASK 29-00-00-864-001).

 (2)
 Operate the brake pedals until the pressure in the brake accumulator of the Yellow hydraulic system is at zero.

 (3)
 Put an access platform below the applicable false rear spar at the alternate-brake servovalve manifold.

 (4)
 Put a container below the manifold.

 (5)
 Disconnect the isolation coupling of the Power Transfer Unit (PTU) (Ref. TASK 29-23-00-860-001).

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 C. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU HYDRAULIC/BRAKING AND STEERING/SYS2/SPLY 4GG M36 121VU HYDRAULIC/BRAKING AND STEERING/SYS2/CTL 3GG M35 121VU HYDRAULIC/BRAKING AND STEERING/SYS1/CTL 1GG M34 121VU HYDRAULIC/BRAKING AND STEERING/SYS1/IND AND/SPLY 2GG M33 121VU HYDRAULIC/PARK BRK/CTL/STBY 71GG N37 121VU HYDRAULIC/PARK BRK/CTL/NORM 70GG N36 121VU HYDRAULIC/HYD POWER/Y 3803GX N30 123VU Y HYD/ELEC/PUMP 3802GX AB06 123VU Y HYD/ELEC/ELEC PUMP/NORM 3801GX AB03
 4. Procedure
_________
 **ON A/C 001-002, 051-052,
 (Ref. Fig. 403/TASK 32-43-31-991-002)
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
 Subtask 32-43-31-020-051
 A. Removal of the Alternate-Brake Servovalve Manifold Filter
 WARNING : DO NOT GET THE FLUID ON YOUR SKIN OR IN YOUR EYES. IF YOU DO:
_______
 -FLUSH IT AWAY WITH CLEAN WATER
 -GET MEDICAL AID.
 CAUTION : MAKE SURE THAT THE FLUID DOES NOT STAY ON THE AIRCRAFT
_______ STRUCTURE. IF THE FLUID GETS ON THE AIRCRAFT STRUCTURE, WASH IT OFF IMMEDIATELY WITH SOAP AND WATER.
 (1)
 Remove and discard the locking wire from the plug (1) and then remove the plug (1).

 (2)
 Remove and discard the retainer (2) and the packing (3) from the plug (1).

 (3)
 Carefully remove and discard the filter (4) and the packing (5) from the manifold.

R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 32-43-31Page 419 1201-299, 301-399, 1Aug 01/05 1 1 1CES 1 TASK 32-43-31-400-002

 Installation of the Alternate-Brake Servovalve Manifold Filter
 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 2.5 m (8 ft. 2 in.) No specific Torque Wrench : range 2.00 to 20.00 m.daN
 (15.00 to 150.00 lbf.ft) S16-0609-0872 1 BULLET SEAL
 B. Consumable Materials
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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)
 Material No. 19-010  USA AMS 5687 LOCKWIRE STAINLESS STEEL ANNEALED 0.8MM DIA (Ref. 20-31-00)
　
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