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27-14-00-710-001 Operational Test of the Aileron and Hydraulic
Actuation 29-00-00-910-002 Safety Procedures of the Hydraulic System 29-10-00-864-001 Depressurize the Green Hydraulic System 29-10-00-864-003 Depressurize the Blue 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) 29-23-00-860-002 Connection of the Isolation Coupling of the Power Transfer Unit (PTU) 27-14-51-991-005 Fig. 404
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3. Job Set-up
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(Ref. Fig. 404/TASK 27-14-51-991-005) Subtask 27-14-51-941-069
A. Safety Precautions
(1)
Make sure that the safety barriers are in position.
(2)
Make sure that the warning notice is in the cockpit to tell persons not to pressurize the Green or the Blue hydraulic systems.
(3) Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002). Subtask 27-14-51-860-062
B. Aircraft Maintenance Configuration
(1)
Make sure that the Isolation Coupling of the Power Transfer Unit (PTU) is disconnected (Ref. TASK 29-23-00-860-001).
(2)
Make sure that the Green and the Blue hydraulic systems are depressurized (Ref. TASK 29-10-00-864-001) (Ref. TASK 29-10-00-864-003).
(3)
Make sure that the Green and the Blue hydraulic system reservoirs are depressurized (Ref. TASK 29-14-00-614-001).
(4)
Make sure that the access platform is in position below the applicable zone 575(675).
(5)
Make sure that the applicable access panel is removed:
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for the left wing, panel 575KB
-
for the right wing, panel 675KB.
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Subtask 27-14-51-865-057
C. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU FLIGHT CONTROLS/ELAC1/NORM/SPLY 15CE1 B11 105VU FLIGHT CONTROLS/ELAC2/STBY SPLY 16CE2 A02 105VU FLT CTL/ELAC1/STBY SPLY 16CE1 A01 121VU FLIGHT CONTROLS/ELAC2/NORM/SPLY 15CE2 R20
4. Procedure
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(Ref. Fig. 404/TASK 27-14-51-991-005)
CAUTION : BE CAREFUL WHEN YOU DO MAINTENANCE TASKS ON THE WING TRAILING
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EDGE:
-
DO NOT CAUSE DAMAGE TO THE ELECTRICAL CABLE RACEWAYS.
-
DO NOT CAUSE DAMAGE TO THE ELECTRICAL CABLE INSTALLATIONS.
-MAKE SURE THAT THE ELECTRICAL CABLES ARE INSTALLED CORRECTLY. INCORRECT INSTALLATION CAN CAUSE DAMAGE.
Subtask 27-14-51-420-061
A. Preparation for Installation
WARNING : USE SOLVENTS/CLEANING AGENTS, SEALANTS AND OTHER SPECIAL
_______ MATERIALS ONLY WITH A GOOD SUPPLY OF AIR. OBEY THE MANUFACTURERS INSTRUCTIONS. PUT ON PROTECTIVE CLOTHING. DO NOT GET THEM IN YOUR MOUTH. DO NOT SMOKE. DO NOT BREATHE THE GAS. THESE MATERIALS ARE POISONOUS, FLAMMABLE AND SKIN IRRITANT. GET MEDICAL HELP IF YOUR SKIN OR EYES BECOME IRRITATED.
(1)
Remove the protective cover from the aileron servo-control servovalve interface.
(2)
Clean the component interface and or the adjacent area with a MISCELLANEOUS (Material No. 19-003) made moist with CLEANING AGENTS (Material No. 11-004).
(3)
Do an inspection of the component interface and/or the adjacent area.
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(4) Lubricate the new packing (4) and the new packing (5) with COMMON GREASE (Material No. 04-015).
Subtask 27-14-51-420-052
B. Installation of the Aileron Servo-Control Servovalve
(1)
Install the new packing (5) on the electrical connector (6) of the aileron servo- control.
(2)
Install the new packings (4) on the aileron servo-control interface.
(3)
Put the servovalve (3) in position on the aileron servo-control and install the washers (2) and the bolts (1).
(4)
TORQUE the bolts (1) to between 0.33 and 0.41 m.daN (29.20 and 36.28 lbf.in).
(5) Safety the bolts (1) with MISCELLANEOUS (Material No. 19-010). Subtask 27-14-51-860-063
C. Aircraft Maintenance Configuration
(1)
Connect the Isolation Coupling of the Power Transfer Unit (PTU) (Ref. TASK 29-23-00-860-002).
(2) 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320飞机维护手册 AMM FLIGHT CONTROLS 飞行操纵1(122)
