(2)
Remove the filter bowl (4) together with the filter element (2). NOTE : It is possible that the filter element (2) stays in the filter
____
head (1). If it does, pull it out.
(3)
Remove the filter element (2) from the filter bowl (4).
(4)
Discard the filter element (2).
(5)
Remove and discard the O-ring (3) from the outside of the filter bowl (4).
1EFF : ALL 1 29-12-44Page 303 1 1 May 01/04R 1 1 1CES 1
R LP Filter Figure 301/TASK 29-12-44-991-001
1EFF : 1 1 1CES ALL 1 111 29-12-44 Page 304 May 01/04
Subtask 29-12-44-560-050
B. Preparation for Installation
R R (1) Lubricate the new O-ring (3) with HYDRAULIC FLUIDS (Material No. 02-003) and install it on the filter bowl (4).
R R (2) Do a check of the correct condition and installation of the O-ring (6).
R NOTE : The O-ring (6) is part of the filter element (2).____
R (3) Lubricate the O-ring (6) in the new filter element (2) with HYDRAULIC FLUIDS (Material No. 02-003).
R (4) Lubricate the threads of the filter bowl (4) with HYDRAULIC FLUIDS (Material No. 02-003).
R (5) If the red clogging indicator is out, push it in to set it again.
Subtask 29-12-44-420-050
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 R (4) Install the filter element (2) together with its O-ring (6) in the filter bowl (4).
(5) Engage the filter bowl (4) together with the new O-ring (3) in the filter head (1) and tighten it.
NOTE : Tighten the filter bowl with your hands only.____
Subtask 29-12-44-865-051
D. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 2701GJ, 2702GJ.
Subtask 29-12-44-790-050
E. Test of the Filter Assembly
(1)
Remove the warning notice(s).
(2)
Pressurize the reservoir of the Blue hydraulic system (Ref. TASK 29-14-00-614-002).
(3)
Pressurize the Blue hydraulic system (Ref. TASK 29-10-00-863-003).
(4)
Make sure that the clogging indicator stays in.
(5)
Make sure that no hydraulic fluid comes out of the filter assembly.
(6)
Make sure that the fluid level in the reservoir of the Blue hydraulic system is correct. Add fluid as necessary (Ref. TASK 12-12-29-611-001).
(7)
Depressurize the Blue hydraulic system (Ref. TASK 29-10-00-864-003).
5. Close-up
________ Subtask 29-12-44-860-051
A. Put the aircraft back to the serviceable condition.
(1)
Safety the filter bowl (4) to the filter head with lockwire 0.8 mm
(0.032 in.).
(2)
Remove the container from below the filter.
(3)
Remove the access platform(s). Subtask 29-12-44-410-051
B.
Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Close the access panel 197FB.
TASK 29-12-44-960-001 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 ACCESS PLATFORM 3M (10 FT)
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)
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