(3)
Make sure that the access platform is in position.
(4)
Make sure the the access panels 522SB and/or 622SB are removed.
(5)
Make sure that the slat/flaps are fully retracted (Ref. TASK 27-80-00-866-005).
(6)
Make sure that the TOOL-ZERO LOCKING, FLAP SLAT CTL LEVER (98D27803500001) is on the flap/slat control lever on panel 114VU.
Subtask 29-12-37-865-052
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1 5CV B06 49VU HYD/HYD PWR/B WARN/& CTL 2702GJ C12 121VU FLIGHT CONTROLS/WTB/SLT/SYS2 11CV P19 121VU FLIGHT CONTROLS/SLT/CTL/SYS2 7CV R21 122VU FLIGHT CONTROLS/WTB/SLT/SYS1 9CV S06 123VU B HYD/ELEC PUMP 2701GJ AB09
4. Procedure
_________
(Ref. Fig. 401/TASK 29-12-37-991-001)
Subtask 29-12-37-420-054
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)
Clean the component interfaces and the adjacent area with a MISCELLANEOUS (Material No. 19-003) made moist with CLEANING AGENTS (Material No. 11-004).
(2)
Make sure that the parts retained from the removed component are clean and in the correct condition.
(3)
Do an inspection of the component interface and/or the adjacent area.
(4)
Remove the blanking caps from the hydraulic line ends.
Subtask 29-12-37-420-050
B. Installation of the Check Valve
(1)
Apply HYDRAULIC FLUIDS (Material No. 02-003) to the threads of the check valve (4) and the coupling nuts (1), (3) and (5).
(2)
Attach the check valve (4) to the coupling nut (5).
(3)
Install the pipe (2) and the coupling nuts (1) and (3).
(4)
Remove the TOOL-ZERO LOCKING, FLAP SLAT CTL LEVER from the flap/slat control lever on panel 114VU.
Subtask 29-12-37-865-053
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 5CV, 7CV, 9CV, 11CV, 2701GJ, 2702GJ.
Subtask 29-12-37-863-050
D. Pressurize the Applicable Hydraulic System
(1)
Pressurize the Blue hydraulic system (Ref. TASK 29-10-00-863-003).
(2)
Make sure that the work area is clean and clear of tool(s) and other items.
Subtask 29-12-37-710-050
E. Test
(1)
Do an operational test of the slat WTB (Ref. TASK 27-81-00-710-001).
(2)
Make sure the check valve (4) and the coupling nuts (1), (3) and (5) do not leak.
5. Close-up
________
(Ref. Fig. 401/TASK 29-12-37-991-001) Subtask 29-12-37-864-056
A. Depressurize the Hydraulics
(1) Depressurize the Blue hydraulic system (Ref. TASK 29-10-00-864-003).
Subtask 29-12-37-865-054
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1 5CV B06 121VU FLIGHT CONTROLS/SLT/CTL/SYS2 7CV R21
Subtask 29-12-37-410-050
C. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Install the applicable access panel:
-
FOR 2410GM
install 522SB
-
FOR 2411GM
install 622SB
Subtask 29-12-37-865-055
D. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 5CV, 7CV.
Subtask 29-12-37-942-050
E. Removal of the Equipment
(1)
Install the safety collar on the circuit breakers 9CV and 11CV.
(2)
Remove the safety barriers.
(3)
Remove the warning notice(s).
(4)
Remove the access platform(s).
(5)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
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