Subtask 21-26-52-010-051
C. Get Access
(1) Make sure that the access platform is in position at the access door 824.
(2) Make sure that the access platform on the left side of the aircraft below the valve.
4. Procedure_________
(Ref. Fig. 401/TASK 21-26-52-991-001)
Subtask 21-26-52-420-051
R A. Installation of the Skin Air-Inlet Valve
R R (1) Clean the component interface and/or the adjacent area.
R (2) Do an inspection of the component interface and/or the adjacent area.
R R NOTE : Make sure that the deactivation switch of the valve is in the____ ON position.
R (3) Remove the blanking plug from the air inlet.
R (4) Install a new O-ring (2) in the groove of the valve (4).
R R (5) Apply SEALANTS (Material No. 09-019) between the structure (1) and the valve (4).
R (6) Remove the blanking caps from the electrical connectors.
R (7) Make sure that the electrical connectors are clean and in the correct condition.
R (8) Connect the electrical connector (5).
R (9) Put the valve (4) in position on the structure (1).
R (10) Install the screws (3) and tighten.
R R NOTE : Make sure you do the bonding with the screw at the top and the____ screw at the bottom (Ref. TASK 20-28-00-912-004).
Subtask 21-26-52-865-052
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 3HQ, 5HQ, 6HQ
Subtask 21-26-52-710-050
C. Do an operational test of the ventilation system of the avionics
equipment. (Ref. TASK 21-26-00-710-001)
NOTE : As an alternative procedure, you can do this operational test
____
without the CFDS (Ref. TASK 21-26-00-710-001).
5. Close-up
________ Subtask 21-26-52-010-052
A. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
(2) Remove the access platform(s). Subtask 21-26-52-862-051
B. De-energize the ground service network
(Ref. TASK 24-42-00-862-001).
1EFF : ALL 1 21-26-52Page 408 1 1 Aug 01/02R 1 1 1CES 1
VALVE - SKIN AIR OUTLET (22HQ) - REMOVAL/INSTALLATION
_____________________________________________________ R **ON A/C 001-049, 051-058, 101-101,
TASK 21-26-53-000-001
Removal of the Skin Air Outlet-Valve (22HQ)
1.
Reason for the Job
__________________
Refer to the MPD TASK: 212653-01
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific blanking caps
No specific circuit breaker(s) safety clip(s)
No specific access platform 3.1 m (10 ft. 2 in.)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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