Overboard Exhaust Valve (Cont’d)

Fault Item : Overboard Exhaust Valve (Cont’d)
ATA Chapter :  21. Air Conditioning

MASTER MINIMUM EQUIPMENT LIST

MEL Refrence : 21-27-02B

Repair Category : "C"

No. Installed :  1                                                 No. Requerd : 0

Action for Maintenance / Opration : 

(M)(O) May be inoperative in open position provided: a) Flight is conducted in an unpressurized configuration, b) Outflow valve is positioned to full open position, c) Recirculation fan(s) operates normally, and d) Procedures are established and used to ensure lower cargo compartments remain empty or are verified to contain only empty cargo handling equipment, ballast (ballast may be loaded in ULDs), and/or Fly Away kits. NOTE: Operator MELs must define which items are approved for inclusion in Fly Away Kits and which materials can be used as ballast.


Aircraft Applicability : Boeing B-737-8, B-737-9

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