S 022-008
(4)
Remove the outflow valve (13).
(a)
To remove the valve from the out side the airplane, turn the outflow valve assembly so that the actuator motor comes out first, with the valve diagonal to the skin opening.
S 032-009
(5) Remove the outflow valve gasket (17).
NOTE: You can use the gasket (17) again if it is not damaged.
____
TASK 21-31-03-402-010
3. Install the Cabin Pressure Outflow Valve (Fig. 201)
________________________________________
A. General
(1)
You can install the outflow through the aft end of the bulk cargo compartment or from the out side of the airplane. The valve is most easily installed through the cargo compartment. The procedure to install the valve from the out side of the airplane is used when access through the bulk cargo compartment is not possible.
(2)
To install the valve from the out side of the airplane, the valve must be in the closed position.
B.
Consumable Materials
(1)
C00259 - Primer, BMS 10-11, Type I
(2)
G00508 - Corrosion Preventive Compound, MIL-C-11796 Class 3
(3)
C00308 - Sealant, BMS 5-95
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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MAINTENANCE MANUAL
C. Parts
(1) Refer to IPC for part numbers and effectivities of items in following tables.
~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 201 | 9 | Jumper Assembly | 21-31-03| 01 | 10 | | | 10 | Screw | | | 15 | | | 11 | Washer | | | 20 | | | 12 | Nut | | | 25 | | | 13 | Valve Assembly-Outflow | | | 30 | | | 17 | Gasket | | | 198 | | | 18 | Screw | | | 31 | 2......…........…...................................…..........…......…........1
D. References
(1)
AMM 24-22-00/201, Electric Power Control
(2)
AMM 20-10-21/401, Electrical Bonding
(3)
AMM 06-46-00/201, Entry, Service and Cargo Doors Access Doors and Panels
(4)
AMM 25-50-03/401, Bulkhead Lining
E.
Access
(1)
Location Zones
165 Area aft of bulk cargo compartment (Left)
F.
Install the outflow valve.
S 432-011
(1)
Install the gasket (17) in the outflow valve opening.
S 422-012
(2)
Put the outflow valve (13) onto the gasket (17).
(a)
To install the valve from the out side of the airplane, do the steps that follow: 1) Put the outflow valve through the skin opening and into the
approximately installed position. 2) Slowly push the valve inward to get access to the electrical connectors and the bonding jumper.
S 432-013
(3)
Install the electrical connectors (1) on the valve motors (3).
S 432-014
(4)
Connect the bonding jumper (9) to the valve with a screw (10), washers (11), and a nut (12) (AMM 20-10-21/401).
(a)
Fillet seal with the sealant all around the bonding jumper where it attaches to the airplane structure.
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S 432-015
(5) Install the screws (18) from the out side of the airplane.
(a) Align the outflow valve holes with the fastener holes in the
airplane skin.
(b) Apply primer to the fastener holes on the outside of the
airplane. Let the primer dry.
(c) Apply the corrosion preventive compound to the fastener holes
and immediately install the screws (18). Tighten the bolts to
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