AD 98-20-04

final rule
Data completeness: 70%

Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes

AD Number
98-20-04
Status
final_rule
Effective Date
Product Category
aircraft
Docket
98-NM-15-AD
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Airbus A319-111 Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes
aircraft Airbus A319-112 Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes
aircraft Airbus A319-113 Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes
aircraft Airbus A319-114 Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes
aircraft Airbus A319-131 Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes
aircraft Airbus A319-132 Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes
aircraft Airbus A320-111 Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes
aircraft Airbus A320-211 Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes
aircraft Airbus A320-212 Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes
aircraft Airbus A320-214 Airworthiness Directives; Airbus Model A319, A320, and A321 Series Airplanes

Unsafe Condition

Water contamination of the avionics computers due to malfunction of the toilet rinse valve, which could result in the display of erroneous or misleading information to the flightcrew and consequent reduced controllability of the airplane.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Replace all Monogram toilet rinse valves having part number 15800-348, Revision C, with modified rinse valves in accordance with Airbus Service Bulletin A320-38-1049 within 12 months after the effective date of this AD.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within 12 months after the effective date of this AD

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Airbus Model A319, A320, and A321 series airplanes equipped with Monogram rinse valves having part number 15800-348, Revision C, and on which Airbus Modification 26145 has not been accomplished.

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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