Subtask 29-12-45-560-050
B. Preparation for Installation
(1) Do a check of the correct condition and installation of the O-ring (5).
NOTE : The O-ring (5) is part of the filter element (2).
____
(2) Lubricate the 0-ring (5) of the new filter element (2) with HYDRAULIC FLUIDS (Material No. 02-003).
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R HP Filter Figure 301/TASK 29-12-45-991-001
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R (3) Lubricate the threads of the filter bowl (3) with HYDRAULIC FLUIDS
(Material No. 02-003). R (4) If the red clogging indicator (4) is out, push it in to set it again. Subtask 29-12-45-420-050
C. Installation of the Filter Element
(1)
Clean the component interface and/or the adjacent area.
(2)
Do an inspection of the component interface and/or the adjacent area.
(3)
Do a check of the filter element (2) and make sure that it is clean and not damaged.
R (4) Install the new filter element (2) together with its 0-ring (5) in R the filter bowl (3).
(5) Engage the filter bowl (3) in the filter head (1) and tighten it with your hands.
NOTE : If it is not possible to tighten the filter bowl (3), caught
____ pressure upstream of the filter bowl may be the cause. Connect a hydraulic ground supply to the aircraft connectors 2006GM and 2008GM to release this pressure.
Subtask 29-12-45-942-050
D. Remove the warning notice(s).
Subtask 29-12-45-865-051
E. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 2701GJ, 2702GJ
Subtask 29-12-45-790-050
F. Test of the Filter Assembly
(1)
Pressurize the reservoir of the Blue hydraulic system (Ref. TASK 29-14-00-614-002).
(2)
Pressurize the Blue hydraulic system (Ref. TASK 29-10-00-863-003).
(3)
Make sure that the clogging indicator stays in.
(4)
Make sure that no hydraulic fluid comes out of the filter assembly.
(5)
Depressurize the Blue hydraulic system (Ref. TASK 29-10-00-864-003).
5. Close-up
________ Subtask 29-12-45-860-051
A. Put the aircraft back to the serviceable condition.
(1)
Safety the filter bowl (3) to the filter head (1) with lockwire 0.8 mm (0.032 in.).
(2)
Make sure that the fluid level in the Blue reservoir is correct. Add fluid as necessary (Ref. TASK 12-12-29-611-001).
(3)
Remove the container from below the filter.
(4)
Make sure that the work area is clean and clear of tool(s) and other items.
Subtask 29-12-45-410-051
B. Close the access panel 195BB.
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TASK 29-12-45-960-001 Replacement of the Clogging Indicator WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______
GEAR.
WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROL SURFACES ARE
_______
CLEAR BEFORE YOU PRESSURIZE/DEPRESSURIZE A HYDRAULIC SYSTEM.
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s)
No specific 1 CONTAINER 1 L (1/4 USGAL)
No specific 2 WARNING NOTICE
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
R Material No. 02-003 F NSA 307110 TYPE 4 HYDRAULIC FLUID (PHOSPHATE ESTER BASE) (Ref. 20-31-00)
C. Expendable Parts
-------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
packings (2) 29-13-44 01 -050
R D. Referenced Information
R -------------------------------------------------------------------------------R REFERENCE DESIGNATION R ------------------------------------------------------------------------------- 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 HYDRAULIC POWER 液压3(83)
