Pressure Release Knob of the Alternate Brake System
 Figure 401/TASK 32-44-15-991-002

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 Pressure Release Knob of the Alternate Brake System Figure 401A/TASK 32-44-15-991-002-A
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 (4) Put the container below the pressure relief valve 3067GM to collect the hydraulic fluid leakage.
 Subtask 32-44-15-865-050
 D. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
49VU L/G/Y BRK/PRESS/IND  61GG  C10
 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
 121VU HYDRAULIC/Y HYD/PUMP ENG2/MONG  3700GD  Q37
 121VU HYDRAULIC/Y HYD/PUMP ENG2/CTL  3701GD  Q36
 123VU Y HYD/ELEC/PUMP  3802GX  AB06
 123VU Y HYD/ELEC/ELEC PUMP/NORM  3801GX  AB03
 Subtask 32-44-15-941-050
 E. Safety Precautions

 (1) Put the warning notices in position to tell persons not to pressurize the Yellow hydraulic system: - on the panel 40VU in the cockpit, - on the ground service panel of the Yellow hydraulic system.
 4. Procedure
_________ **ON A/C 001-049, 052-061, 101-105, 201-203,
 (Ref. Fig. 402/TASK 32-44-15-991-001-A) **ON A/C 051-051,
 (Ref. Fig. 402A/TASK 32-44-15-991-001-C)
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 Pressure Relief Valve 3067GM Figure 402/TASK 32-44-15-991-001-A
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R  Pressure Relief Valve 3067GM 
R  Figure 402A/TASK 32-44-15-991-001-C 
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1  1  May 01/05
 1  1
 1CES  1

R  **ON A/C 062-099, 106-149, 151-199, 204-299, 301-399, 
R  (Ref. Fig. 402B/TASK 32-44-15-991-001-B) 
R  **ON A/C 001-049, 052-099, 101-149, 151-199, 201-299, 301-399,
 Subtask 32-44-15-020-050-A
 A. Removal of the Pressure Relief Valve 3067GM
 (1) Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002).
 (2) Remove the bolts (8), the washers (9) and the bonding strap (10).
 (3) Remove the pressure relief valve (7) from the manifold (1).
 (4) Remove and discard the packings (2) and the back-up rings (3) from the bobbins (4).
 (5) If necessary remove the bobbins (4) (Ref. TASK 20-23-21-911-001) and remove and discard the square seals (6) and the back-up rings (5).
 (6) Put blanking plugs on the disconnected line ends. 
R  **ON A/C 051-051, 
R  Subtask 32-44-15-020-050-B 
R  A. Removal of the Pressure Relief Valve 3067GM 
R  (1) Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002). 
R R  (2) Remove the nut (10), the washer (11), the bolt (7) and the bonding straps (8) and (12) from the pressure relief valve (15). 
R R  (3) Remove the bolts (13), the washers (14) and the pressure relief valve (15) from the manifold (1). 
R R  (4) Remove and discard the packings (2) and the back-up rings (3) from the bobbins (4). 
R R  (5) If necessary remove the bobbins (4) (Ref. TASK 20-23-21-911-001) and remove and discard the square seals (6) and the back-up rings (5).

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 Pressure Relief Valve 3067GM R Figure 402B/TASK 32-44-15-991-001-B
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R (6) Put blanking plugs on the disconnected line ends.

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 TASK 32-44-15-400-001 Installation of the Pressure Relief Valve 3067GM WARNING : MAKE SURE THAT ALL THE CIRCUITS IN MAINTENANCE ARE ISOLATED BEFORE
　
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